diff --git a/src/abstract_tree/assignment.rs b/src/abstract_tree/assignment.rs
index 3153d8b..f0f8c2a 100644
--- a/src/abstract_tree/assignment.rs
+++ b/src/abstract_tree/assignment.rs
@@ -35,7 +35,10 @@ impl AbstractTree for Assignment {
                     source, type_node, context,
                 )?)
             } else {
-                None
+                context
+                    .variables()?
+                    .get(identifier.inner())
+                    .map(|(_, r#type)| TypeDefinition::new(r#type.clone()))
             }
         } else {
             None
@@ -83,10 +86,17 @@ impl AbstractTree for Assignment {
                 AssignmentOperator::MinusEqual => todo!(),
             }
         } else {
-            if let Type::List(item_type) = identifier_type {
-                item_type
-                    .check(&statement_type)
-                    .map_err(|error| error.at_node(statement_node, source))?;
+            match operator {
+                AssignmentOperator::Equal => {}
+                AssignmentOperator::PlusEqual => {
+                    if let Type::List(item_type) = identifier_type {
+                        println!("{item_type} {statement_type}");
+                        item_type
+                            .check(&statement_type)
+                            .map_err(|error| error.at_node(statement_node, source))?;
+                    }
+                }
+                AssignmentOperator::MinusEqual => todo!(),
             }
         }
 
@@ -97,7 +107,7 @@ impl AbstractTree for Assignment {
             statement_type
         };
 
-        context.set(variable_key, Value::Empty, Some(variable_type))?;
+        context.set(variable_key, Value::Option(None), Some(variable_type))?;
 
         Ok(Assignment {
             identifier,
@@ -137,7 +147,7 @@ impl AbstractTree for Assignment {
             context.set(key.clone(), new_value, None)?;
         }
 
-        Ok(Value::Empty)
+        Ok(Value::Option(None))
     }
 
     fn expected_type(&self, _context: &Map) -> Result<Type> {
diff --git a/src/abstract_tree/block.rs b/src/abstract_tree/block.rs
index 73c33d3..49d7e0c 100644
--- a/src/abstract_tree/block.rs
+++ b/src/abstract_tree/block.rs
@@ -52,7 +52,7 @@ impl AbstractTree for Block {
     fn run(&self, source: &str, context: &Map) -> Result<Value> {
         if self.is_async {
             let statements = &self.statements;
-            let final_result = RwLock::new(Ok(Value::Empty));
+            let final_result = RwLock::new(Ok(Value::Option(None)));
 
             statements
                 .into_par_iter()
@@ -86,7 +86,7 @@ impl AbstractTree for Block {
                 prev_result = Some(statement.run(source, context));
             }
 
-            prev_result.unwrap_or(Ok(Value::Empty))
+            prev_result.unwrap_or(Ok(Value::Option(None)))
         }
     }
 
diff --git a/src/abstract_tree/for.rs b/src/abstract_tree/for.rs
index ab302d4..550af04 100644
--- a/src/abstract_tree/for.rs
+++ b/src/abstract_tree/for.rs
@@ -71,7 +71,7 @@ impl AbstractTree for For {
             }
         }
 
-        Ok(Value::Empty)
+        Ok(Value::Option(None))
     }
 
     fn expected_type(&self, _context: &Map) -> Result<Type> {
diff --git a/src/abstract_tree/function_call.rs b/src/abstract_tree/function_call.rs
index 388dbd3..a77dc20 100644
--- a/src/abstract_tree/function_call.rs
+++ b/src/abstract_tree/function_call.rs
@@ -39,26 +39,33 @@ impl AbstractTree for FunctionCall {
                 let argument_index = arguments.len();
 
                 if let Type::Function {
-                    parameter_types,
-                    return_type: _,
+                    parameter_types, ..
                 } = &function_type
                 {
-                    let expected_type = parameter_types.get(argument_index).unwrap();
-                    let expected_type = if let Type::List(item_type) = expected_type {
-                        item_type
-                    } else {
-                        expected_type
-                    };
-
-                    expected_type
-                        .check(&expression_type)
-                        .map_err(|error| error.at_node(child, source))?;
+                    if let Some(r#type) = parameter_types.get(argument_index) {
+                        r#type
+                            .check(&expression_type)
+                            .map_err(|error| error.at_node(child, source))?;
+                    }
                 }
 
                 arguments.push(expression);
             }
         }
 
+        if let Type::Function {
+            parameter_types, ..
+        } = &function_type
+        {
+            if arguments.len() != parameter_types.len() {
+                return Err(Error::ExpectedFunctionArgumentAmount {
+                    source: source[expression_node.byte_range()].to_string(),
+                    expected: parameter_types.len(),
+                    actual: arguments.len(),
+                });
+            }
+        }
+
         Ok(FunctionCall {
             function_expression,
             arguments,
@@ -110,7 +117,7 @@ impl AbstractTree for FunctionCall {
             arguments.push(value);
         }
 
-        value.as_function()?.call(&arguments, source, context)
+        value.as_function()?.call(&arguments, source)
     }
 
     fn expected_type(&self, context: &Map) -> Result<Type> {
@@ -183,6 +190,6 @@ mod tests {
 
     #[test]
     fn evaluate_built_in_function_call() {
-        assert_eq!(evaluate("(output 'Hiya')"), Ok(Value::Empty));
+        assert_eq!(evaluate("(output 'Hiya')"), Ok(Value::Option(None)));
     }
 }
diff --git a/src/abstract_tree/if_else.rs b/src/abstract_tree/if_else.rs
index a244d63..715a22c 100644
--- a/src/abstract_tree/if_else.rs
+++ b/src/abstract_tree/if_else.rs
@@ -76,7 +76,7 @@ impl AbstractTree for IfElse {
             if let Some(block) = &self.else_block {
                 block.run(source, context)
             } else {
-                Ok(Value::Empty)
+                Ok(Value::Option(None))
             }
         }
     }
diff --git a/src/abstract_tree/index_assignment.rs b/src/abstract_tree/index_assignment.rs
index e1c03ff..72dcc84 100644
--- a/src/abstract_tree/index_assignment.rs
+++ b/src/abstract_tree/index_assignment.rs
@@ -70,7 +70,7 @@ impl AbstractTree for IndexAssignment {
                     previous_value += value;
                     previous_value
                 } else {
-                    Value::Empty
+                    Value::Option(None)
                 }
             }
             AssignmentOperator::MinusEqual => {
@@ -80,7 +80,7 @@ impl AbstractTree for IndexAssignment {
                     previous_value -= value;
                     previous_value
                 } else {
-                    Value::Empty
+                    Value::Option(None)
                 }
             }
             AssignmentOperator::Equal => value,
@@ -88,7 +88,7 @@ impl AbstractTree for IndexAssignment {
 
         index_context.set(index_key.clone(), new_value, None)?;
 
-        Ok(Value::Empty)
+        Ok(Value::Option(None))
     }
 
     fn expected_type(&self, _context: &Map) -> Result<Type> {
diff --git a/src/abstract_tree/match.rs b/src/abstract_tree/match.rs
index a82ae46..298bb3e 100644
--- a/src/abstract_tree/match.rs
+++ b/src/abstract_tree/match.rs
@@ -72,7 +72,7 @@ impl AbstractTree for Match {
         if let Some(fallback) = &self.fallback {
             fallback.run(source, context)
         } else {
-            Ok(Value::Empty)
+            Ok(Value::Option(None))
         }
     }
 
diff --git a/src/abstract_tree/mod.rs b/src/abstract_tree/mod.rs
index c3dbfd2..d390432 100644
--- a/src/abstract_tree/mod.rs
+++ b/src/abstract_tree/mod.rs
@@ -57,7 +57,7 @@ impl AbstractTree for Root {
     }
 
     fn run(&self, source: &str, context: &Map) -> Result<Value> {
-        let mut value = Value::Empty;
+        let mut value = Value::Option(None);
 
         for statement in &self.statements {
             value = statement.run(source, context)?;
diff --git a/src/abstract_tree/type_definition.rs b/src/abstract_tree/type_definition.rs
index 3be1c5f..f2dd173 100644
--- a/src/abstract_tree/type_definition.rs
+++ b/src/abstract_tree/type_definition.rs
@@ -64,6 +64,7 @@ pub enum Type {
     Map,
     Number,
     String,
+    Option(Option<Box<Type>>),
 }
 
 impl Type {
@@ -82,6 +83,16 @@ impl Type {
             | (Type::Integer, Type::Number)
             | (Type::Float, Type::Number)
             | (Type::String, Type::String) => Ok(()),
+            (Type::Option(left), Type::Option(right)) => {
+                if left == right {
+                    Ok(())
+                } else {
+                    Err(Error::TypeCheck {
+                        expected: self.clone(),
+                        actual: other.clone(),
+                    })
+                }
+            }
             (Type::List(self_item_type), Type::List(other_item_type)) => {
                 if self_item_type.check(&other_item_type).is_err() {
                     Err(Error::TypeCheck {
@@ -178,9 +189,15 @@ impl AbstractTree for Type {
             "map" => Type::Map,
             "num" => Type::Number,
             "str" => Type::String,
+            "option" => {
+                let inner_type_node = node.child(2).unwrap();
+                let inner_type = Type::from_syntax_node(source, inner_type_node, context)?;
+
+                Type::Option(Some(Box::new(inner_type)))
+            }
             _ => {
                 return Err(Error::UnexpectedSyntaxNode {
-                    expected: "any, bool, float, fn, int, list, map, num or str",
+                    expected: "any, bool, float, function, int, list, map, num, str or option",
                     actual: type_node.kind(),
                     location: type_node.start_position(),
                     relevant_source: source[type_node.byte_range()].to_string(),
@@ -192,7 +209,7 @@ impl AbstractTree for Type {
     }
 
     fn run(&self, _source: &str, _context: &Map) -> Result<Value> {
-        Ok(Value::Empty)
+        Ok(Value::Option(None))
     }
 
     fn expected_type(&self, _context: &Map) -> Result<Type> {
@@ -229,6 +246,13 @@ impl Display for Type {
             Type::Map => write!(f, "map"),
             Type::Number => write!(f, "num"),
             Type::String => write!(f, "str"),
+            Type::Option(option) => {
+                if let Some(r#type) = option {
+                    write!(f, "some({})", r#type)
+                } else {
+                    write!(f, "none")
+                }
+            }
         }
     }
 }
diff --git a/src/abstract_tree/value_node.rs b/src/abstract_tree/value_node.rs
index fa4bbd1..fb2177e 100644
--- a/src/abstract_tree/value_node.rs
+++ b/src/abstract_tree/value_node.rs
@@ -16,7 +16,7 @@ pub enum ValueNode {
     Integer(String),
     String(String),
     List(Vec<Expression>),
-    Empty,
+    Option(Option<Box<Expression>>),
     Map(BTreeMap<String, (Statement, Option<Type>)>),
 }
 
@@ -50,14 +50,14 @@ impl AbstractTree for ValueNode {
                     }
                 }
 
-                let function_context = Map::clone_from(context)?;
+                let function_context_types = Map::clone_from(context)?;
 
                 for (parameter_name, parameter_type) in
                     parameters.iter().zip(parameter_types.iter())
                 {
-                    function_context.set(
+                    function_context_types.set(
                         parameter_name.inner().clone(),
-                        Value::Empty,
+                        Value::Option(None),
                         Some(parameter_type.clone()),
                     )?;
                 }
@@ -67,19 +67,14 @@ impl AbstractTree for ValueNode {
                     TypeDefinition::from_syntax_node(source, return_type_node, context)?;
 
                 let body_node = child.child(child_count - 1).unwrap();
-                let body = Block::from_syntax_node(source, body_node, &function_context)?;
+                let body = Block::from_syntax_node(source, body_node, &function_context_types)?;
 
                 let r#type = Type::Function {
                     parameter_types,
                     return_type: Box::new(return_type.take_inner()),
                 };
 
-                ValueNode::Function(Function::new(
-                    parameters,
-                    body,
-                    Some(r#type),
-                    function_context,
-                ))
+                ValueNode::Function(Function::new(parameters, body, Some(r#type)))
             }
             "integer" => ValueNode::Integer(source[child.byte_range()].to_string()),
             "string" => {
@@ -138,9 +133,22 @@ impl AbstractTree for ValueNode {
 
                 ValueNode::Map(child_nodes)
             }
+            "option" => {
+                let first_grandchild = child.child(0).unwrap();
+
+                if first_grandchild.kind() == "none" {
+                    ValueNode::Option(None)
+                } else {
+                    let expression_node = child.child(2).unwrap();
+                    let expression =
+                        Expression::from_syntax_node(source, expression_node, context)?;
+
+                    ValueNode::Option(Some(Box::new(expression)))
+                }
+            }
             _ => {
                 return Err(Error::UnexpectedSyntaxNode {
-                    expected: "string, integer, float, boolean, list, map, or empty",
+                    expected: "string, integer, float, boolean, list, map, or option",
                     actual: child.kind(),
                     location: child.start_position(),
                     relevant_source: source[child.byte_range()].to_string(),
@@ -169,7 +177,15 @@ impl AbstractTree for ValueNode {
 
                 Value::List(List::with_items(values))
             }
-            ValueNode::Empty => Value::Empty,
+            ValueNode::Option(option) => {
+                let option_value = if let Some(expression) = option {
+                    Some(Box::new(expression.run(source, context)?))
+                } else {
+                    None
+                };
+
+                Value::Option(option_value)
+            }
             ValueNode::Map(key_statement_pairs) => {
                 let map = Map::new();
 
@@ -216,7 +232,13 @@ impl AbstractTree for ValueNode {
                     Type::List(Box::new(Type::Any))
                 }
             }
-            ValueNode::Empty => Type::Any,
+            ValueNode::Option(option) => {
+                if let Some(expression) = option {
+                    Type::Option(Some(Box::new(expression.expected_type(context)?)))
+                } else {
+                    Type::Option(None)
+                }
+            }
             ValueNode::Map(_) => Type::Map,
         };
 
@@ -231,8 +253,8 @@ mod tests {
 
     #[test]
     fn evaluate_empty() {
-        assert_eq!(evaluate("x = 9"), Ok(Value::Empty));
-        assert_eq!(evaluate("x = 1 + 1"), Ok(Value::Empty));
+        assert_eq!(evaluate("x = 9"), Ok(Value::Option(None)));
+        assert_eq!(evaluate("x = 1 + 1"), Ok(Value::Option(None)));
     }
 
     #[test]
@@ -333,4 +355,11 @@ mod tests {
         );
         assert_eq!(Ok(&Type::Boolean), function.return_type());
     }
+
+    #[test]
+    fn evaluate_option() {
+        let result = evaluate("x <option(int)> = some(1); x").unwrap();
+
+        assert_eq!(Value::Option(Some(Box::new(Value::Integer(1)))), result);
+    }
 }
diff --git a/src/abstract_tree/while.rs b/src/abstract_tree/while.rs
index 5b53551..b976c15 100644
--- a/src/abstract_tree/while.rs
+++ b/src/abstract_tree/while.rs
@@ -30,7 +30,7 @@ impl AbstractTree for While {
             self.block.run(source, context)?;
         }
 
-        Ok(Value::Empty)
+        Ok(Value::Option(None))
     }
 
     fn expected_type(&self, context: &Map) -> Result<Type> {
@@ -40,10 +40,10 @@ impl AbstractTree for While {
 
 #[cfg(test)]
 mod tests {
-    use crate::evaluate;
+    use crate::{evaluate, Value};
 
     #[test]
     fn evalualate_while_loop() {
-        assert_eq!(evaluate("while false { 'foo' }"), Ok(crate::Value::Empty))
+        assert_eq!(evaluate("while false { 'foo' }"), Ok(Value::Option(None)))
     }
 }
diff --git a/src/built_in_functions/assert.rs b/src/built_in_functions/assert.rs
index 3df2fb2..5a11d04 100644
--- a/src/built_in_functions/assert.rs
+++ b/src/built_in_functions/assert.rs
@@ -14,7 +14,7 @@ impl BuiltInFunction for Assert {
             }
         }
 
-        Ok(Value::Empty)
+        Ok(Value::Option(None))
     }
 
     fn r#type(&self) -> Type {
@@ -39,7 +39,7 @@ impl BuiltInFunction for AssertEqual {
         let right = arguments.get(1).unwrap();
 
         if left == right {
-            Ok(Value::Empty)
+            Ok(Value::Option(None))
         } else {
             Err(Error::AssertEqualFailed {
                 expected: left.clone(),
diff --git a/src/built_in_functions/commands.rs b/src/built_in_functions/commands.rs
index 03f7edc..cbd4d4e 100644
--- a/src/built_in_functions/commands.rs
+++ b/src/built_in_functions/commands.rs
@@ -2,6 +2,37 @@ use std::process::Command;
 
 use crate::{BuiltInFunction, Error, Map, Result, Type, Value};
 
+pub struct Raw;
+
+impl BuiltInFunction for Raw {
+    fn name(&self) -> &'static str {
+        "raw"
+    }
+
+    fn run(&self, arguments: &[Value], _context: &Map) -> Result<Value> {
+        Error::expect_argument_amount(self, 2, arguments.len())?;
+
+        let program = arguments.first().unwrap().as_string()?;
+        let command_arguments = arguments.get(1).unwrap().as_list()?;
+        let mut command = Command::new(program);
+
+        for argument in command_arguments.items().iter() {
+            command.arg(argument.as_string()?);
+        }
+
+        let output = command.spawn()?.wait_with_output()?.stdout;
+
+        Ok(Value::String(String::from_utf8(output)?))
+    }
+
+    fn r#type(&self) -> crate::Type {
+        Type::Function {
+            parameter_types: vec![Type::String, Type::List(Box::new(Type::String))],
+            return_type: Box::new(Type::String),
+        }
+    }
+}
+
 pub struct Sh;
 
 impl BuiltInFunction for Sh {
@@ -15,9 +46,8 @@ impl BuiltInFunction for Sh {
         let command_text = arguments.first().unwrap().as_string()?;
         let mut command = Command::new("sh");
 
-        for word in command_text.split(' ') {
-            command.arg(word);
-        }
+        command.arg("-c");
+        command.arg(command_text);
 
         let output = command.spawn()?.wait_with_output()?.stdout;
 
diff --git a/src/built_in_functions/fs.rs b/src/built_in_functions/fs.rs
index 9aad9e5..b5793b9 100644
--- a/src/built_in_functions/fs.rs
+++ b/src/built_in_functions/fs.rs
@@ -61,11 +61,11 @@ impl BuiltInFunction for Write {
 
     fn run(&self, arguments: &[Value], _context: &Map) -> Result<Value> {
         let file_content = arguments.first().unwrap_or_default().as_string()?;
-        let path = arguments.get(1).unwrap_or(&Value::Empty).as_string()?;
+        let path = arguments.get(1).unwrap_or_default().as_string()?;
 
         write(path, file_content)?;
 
-        Ok(Value::Empty)
+        Ok(Value::Option(None))
     }
 
     fn r#type(&self) -> Type {
@@ -84,8 +84,14 @@ impl BuiltInFunction for Append {
     }
 
     fn run(&self, arguments: &[Value], _context: &Map) -> Result<Value> {
-        let file_content = arguments.first().unwrap_or(&Value::Empty).as_string()?;
-        let path = arguments.get(1).unwrap_or(&Value::Empty).as_string()?;
+        let file_content = arguments
+            .first()
+            .unwrap_or(&Value::Option(None))
+            .as_string()?;
+        let path = arguments
+            .get(1)
+            .unwrap_or(&Value::Option(None))
+            .as_string()?;
 
         File::options()
             .append(true)
@@ -93,7 +99,7 @@ impl BuiltInFunction for Append {
             .open(path)?
             .write_all(file_content.as_bytes())?;
 
-        Ok(Value::Empty)
+        Ok(Value::Option(None))
     }
 
     fn r#type(&self) -> Type {
diff --git a/src/built_in_functions/mod.rs b/src/built_in_functions/mod.rs
index f1fd830..016c070 100644
--- a/src/built_in_functions/mod.rs
+++ b/src/built_in_functions/mod.rs
@@ -8,6 +8,7 @@ mod data_formats;
 mod fs;
 mod network;
 mod output;
+mod packages;
 mod random;
 mod r#type;
 
@@ -15,10 +16,11 @@ mod r#type;
 ///
 /// This is the public interface to access built-in functions by iterating over
 /// the references it holds.
-pub const BUILT_IN_FUNCTIONS: [&dyn BuiltInFunction; 16] = [
+pub const BUILT_IN_FUNCTIONS: [&dyn BuiltInFunction; 18] = [
     &assert::Assert,
     &assert::AssertEqual,
     &collections::Length,
+    &commands::Raw,
     &commands::Sh,
     &data_formats::FromJson,
     &data_formats::ToJson,
@@ -27,6 +29,7 @@ pub const BUILT_IN_FUNCTIONS: [&dyn BuiltInFunction; 16] = [
     &fs::Append,
     &network::Download,
     &output::Output,
+    &packages::InstallPackages,
     &random::Random,
     &random::RandomBoolean,
     &random::RandomFloat,
diff --git a/src/built_in_functions/output.rs b/src/built_in_functions/output.rs
index eab4c0e..2af2a27 100644
--- a/src/built_in_functions/output.rs
+++ b/src/built_in_functions/output.rs
@@ -12,7 +12,7 @@ impl BuiltInFunction for Output {
             println!("{argument}");
         }
 
-        Ok(Value::Empty)
+        Ok(Value::Option(None))
     }
 
     fn r#type(&self) -> Type {
diff --git a/src/built_in_functions/packages.rs b/src/built_in_functions/packages.rs
new file mode 100644
index 0000000..ff6ae73
--- /dev/null
+++ b/src/built_in_functions/packages.rs
@@ -0,0 +1,35 @@
+use std::process::Command;
+
+use crate::{BuiltInFunction, Error, Map, Result, Type, Value};
+
+pub struct InstallPackages;
+
+impl BuiltInFunction for InstallPackages {
+    fn name(&self) -> &'static str {
+        "install_packages"
+    }
+
+    fn run(&self, arguments: &[Value], _context: &Map) -> Result<Value> {
+        Error::expect_argument_amount(self, 1, arguments.len())?;
+
+        let mut command = Command::new("sudo");
+        let argument_list = arguments.first().unwrap().as_list()?;
+
+        command.args(&["dnf", "-y", "install"]);
+
+        for argument in argument_list.items().iter() {
+            command.arg(argument.as_string()?);
+        }
+
+        command.spawn()?.wait()?;
+
+        Ok(Value::Option(None))
+    }
+
+    fn r#type(&self) -> Type {
+        Type::Function {
+            parameter_types: vec![Type::List(Box::new(Type::String))],
+            return_type: Box::new(Type::Empty),
+        }
+    }
+}
diff --git a/src/built_in_functions/type.rs b/src/built_in_functions/type.rs
index 388e679..ac7b34e 100644
--- a/src/built_in_functions/type.rs
+++ b/src/built_in_functions/type.rs
@@ -1,4 +1,4 @@
-use crate::{BuiltInFunction, Error, List, Map, Result, Type, Value};
+use crate::{BuiltInFunction, Error, Map, Result, Type, Value};
 
 pub struct TypeFunction;
 
@@ -10,32 +10,15 @@ impl BuiltInFunction for TypeFunction {
     fn run(&self, arguments: &[Value], _context: &Map) -> Result<Value> {
         Error::expect_argument_amount(self, 1, arguments.len())?;
 
-        if arguments.len() == 1 {
-            let type_definition = arguments.first().unwrap().r#type();
-            let type_text = type_definition.to_string();
-            let text_without_brackets = &type_text[1..type_text.len() - 1];
+        let type_text = arguments.first().unwrap().r#type().to_string();
 
-            Ok(Value::String(text_without_brackets.to_string()))
-        } else {
-            let mut answers = Vec::new();
-
-            for value in arguments {
-                let type_definition = value.r#type();
-                let type_text = type_definition.to_string();
-                let text_without_brackets = &type_text[1..type_text.len() - 1];
-                let text_as_value = Value::String(text_without_brackets.to_string());
-
-                answers.push(text_as_value);
-            }
-
-            Ok(Value::List(List::with_items(answers)))
-        }
+        Ok(Value::String(type_text))
     }
 
     fn r#type(&self) -> Type {
         Type::Function {
-            parameter_types: vec![Type::String],
-            return_type: Box::new(Type::Any),
+            parameter_types: vec![Type::Any],
+            return_type: Box::new(Type::String),
         }
     }
 }
diff --git a/src/error.rs b/src/error.rs
index 4ddf435..2333a4b 100644
--- a/src/error.rs
+++ b/src/error.rs
@@ -60,12 +60,19 @@ pub enum Error {
     },
 
     /// A function was called with the wrong amount of arguments.
-    ExpectedArgumentAmount {
+    ExpectedBuiltInFunctionArgumentAmount {
         function_name: &'static str,
         expected: usize,
         actual: usize,
     },
 
+    /// A function was called with the wrong amount of arguments.
+    ExpectedFunctionArgumentAmount {
+        source: String,
+        expected: usize,
+        actual: usize,
+    },
+
     /// A function was called with the wrong amount of arguments.
     ExpectedArgumentMinimum {
         function_name: &'static str,
@@ -113,7 +120,7 @@ pub enum Error {
         actual: Value,
     },
 
-    ExpectedEmpty {
+    ExpectedNone {
         actual: Value,
     },
 
@@ -190,7 +197,7 @@ impl Error {
         if expected == actual {
             Ok(())
         } else {
-            Err(Error::ExpectedArgumentAmount {
+            Err(Error::ExpectedBuiltInFunctionArgumentAmount {
                 function_name: function.name(),
                 expected,
                 actual,
@@ -312,7 +319,7 @@ impl fmt::Display for Error {
                 "An operator expected {} arguments, but got {}.",
                 expected, actual
             ),
-            ExpectedArgumentAmount {
+            ExpectedBuiltInFunctionArgumentAmount {
                 function_name: tool_name,
                 expected,
                 actual,
@@ -320,6 +327,14 @@ impl fmt::Display for Error {
                 f,
                 "{tool_name} expected {expected} arguments, but got {actual}.",
             ),
+            ExpectedFunctionArgumentAmount {
+                source,
+                expected,
+                actual,
+            } => write!(
+                f,
+                "{source} expected {expected} arguments, but got {actual}.",
+            ),
             ExpectedArgumentMinimum {
                 function_name,
                 minimum,
@@ -358,7 +373,7 @@ impl fmt::Display for Error {
                 "Expected a list of len {}, but got {:?}.",
                 expected_len, actual
             ),
-            ExpectedEmpty { actual } => write!(f, "Expected an empty value, but got {actual}."),
+            ExpectedNone { actual } => write!(f, "Expected an empty value, but got {actual}."),
             ExpectedMap { actual } => write!(f, "Expected a map, but got {actual}."),
             ExpectedTable { actual } => write!(f, "Expected a table, but got {actual}."),
             ExpectedFunction { actual } => {
diff --git a/src/lib.rs b/src/lib.rs
index b9b3a9f..41661ee 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -9,7 +9,7 @@ pub use crate::{
     built_in_functions::{BuiltInFunction, BUILT_IN_FUNCTIONS},
     error::*,
     evaluate::*,
-    value::{function::Function, list::List, map::Map, table::Table, Value},
+    value::{function::Function, list::List, map::Map, Value},
 };
 
 mod abstract_tree;
diff --git a/src/main.rs b/src/main.rs
index 42d4dc1..479e192 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -94,7 +94,7 @@ fn main() {
 
     match eval_result {
         Ok(value) => {
-            if !value.is_empty() {
+            if !value.is_none() {
                 println!("{value}")
             }
         }
diff --git a/src/value/function.rs b/src/value/function.rs
index e7199b2..facfe1d 100644
--- a/src/value/function.rs
+++ b/src/value/function.rs
@@ -9,16 +9,10 @@ pub struct Function {
     parameters: Vec<Identifier>,
     body: Block,
     r#type: Type,
-    context: Map,
 }
 
 impl Function {
-    pub fn new(
-        parameters: Vec<Identifier>,
-        body: Block,
-        r#type: Option<Type>,
-        context: Map,
-    ) -> Self {
+    pub fn new(parameters: Vec<Identifier>, body: Block, r#type: Option<Type>) -> Self {
         let r#type = r#type.unwrap_or(Type::Function {
             parameter_types: vec![Type::Any; parameters.len()],
             return_type: Box::new(Type::Any),
@@ -28,7 +22,6 @@ impl Function {
             parameters,
             body,
             r#type,
-            context,
         }
     }
 
@@ -54,33 +47,25 @@ impl Function {
         }
     }
 
-    pub fn call(&self, arguments: &[Value], source: &str, context: &Map) -> Result<Value> {
+    pub fn call(&self, arguments: &[Value], source: &str) -> Result<Value> {
         if self.parameters.len() != arguments.len() {
-            return Err(Error::ExpectedArgumentAmount {
-                function_name: "",
+            return Err(Error::ExpectedFunctionArgumentAmount {
+                source: "unknown".to_string(),
                 expected: self.parameters.len(),
                 actual: arguments.len(),
             });
         }
 
-        for (key, (value, r#type)) in context.variables()?.iter() {
-            if self.context.variables()?.contains_key(key) {
-                continue;
-            }
-
-            self.context
-                .set(key.clone(), value.clone(), Some(r#type.clone()))?;
-        }
-
+        let context = Map::new();
         let parameter_argument_pairs = self.parameters.iter().zip(arguments.iter());
 
         for (identifier, value) in parameter_argument_pairs {
             let key = identifier.inner().clone();
 
-            self.context.set(key, value.clone(), None)?;
+            context.set(key, value.clone(), None)?;
         }
 
-        let return_value = self.body.run(source, &self.context)?;
+        let return_value = self.body.run(source, &context)?;
 
         Ok(return_value)
     }
diff --git a/src/value/map.rs b/src/value/map.rs
index e56a2c3..7a51a07 100644
--- a/src/value/map.rs
+++ b/src/value/map.rs
@@ -55,6 +55,12 @@ impl Map {
 
         Ok(previous)
     }
+
+    pub fn clear(&self) -> Result<()> {
+        self.variables.write()?.clear();
+
+        Ok(())
+    }
 }
 
 impl Default for Map {
diff --git a/src/value/mod.rs b/src/value/mod.rs
index fdfc435..a8e32ff 100644
--- a/src/value/mod.rs
+++ b/src/value/mod.rs
@@ -21,14 +21,13 @@ use std::{
 pub mod function;
 pub mod list;
 pub mod map;
-pub mod table;
 
 /// Dust value representation.
 ///
 /// Every dust variable has a key and a Value. Variables are represented by
 /// storing them in a VariableMap. This means the map of variables is itself a
 /// value that can be treated as any other.
-#[derive(Debug, Clone, Default)]
+#[derive(Debug, Clone)]
 pub enum Value {
     List(List),
     Map(Map),
@@ -37,8 +36,13 @@ pub enum Value {
     Float(f64),
     Integer(i64),
     Boolean(bool),
-    #[default]
-    Empty,
+    Option(Option<Box<Value>>),
+}
+
+impl Default for Value {
+    fn default() -> Self {
+        Value::Option(None)
+    }
 }
 
 impl Value {
@@ -71,7 +75,13 @@ impl Value {
             Value::Float(_) => Type::Float,
             Value::Integer(_) => Type::Integer,
             Value::Boolean(_) => Type::Boolean,
-            Value::Empty => Type::Empty,
+            Value::Option(option) => {
+                if let Some(value) = option {
+                    Type::Option(Some(Box::new(value.r#type())))
+                } else {
+                    Type::Option(None)
+                }
+            }
         };
 
         r#type
@@ -101,8 +111,12 @@ impl Value {
         matches!(self, Value::List(_))
     }
 
-    pub fn is_empty(&self) -> bool {
-        matches!(self, Value::Empty)
+    pub fn is_option(&self) -> bool {
+        matches!(self, Value::Option(_))
+    }
+
+    pub fn is_none(&self) -> bool {
+        matches!(self, Value::Option(None))
     }
 
     pub fn is_map(&self) -> bool {
@@ -206,11 +220,19 @@ impl Value {
         }
     }
 
-    /// Returns `()`, or returns`Err` if `self` is not a `Value::Empty`.
-    pub fn as_empty(&self) -> Result<()> {
+    /// Returns `()`, or returns `Err` if `self` is not a `Value::Option(None)`.
+    pub fn as_none(&self) -> Result<()> {
         match self {
-            Value::Empty => Ok(()),
-            value => Err(Error::ExpectedEmpty {
+            Value::Option(option) => {
+                if option.is_none() {
+                    Ok(())
+                } else {
+                    Err(Error::ExpectedNone {
+                        actual: self.clone(),
+                    })
+                }
+            }
+            value => Err(Error::ExpectedNone {
                 actual: value.clone(),
             }),
         }
@@ -219,7 +241,7 @@ impl Value {
 
 impl Default for &Value {
     fn default() -> Self {
-        &Value::Empty
+        &Value::Option(None)
     }
 }
 
@@ -371,7 +393,7 @@ impl PartialEq for Value {
             (Value::List(left), Value::List(right)) => left == right,
             (Value::Map(left), Value::Map(right)) => left == right,
             (Value::Function(left), Value::Function(right)) => left == right,
-            (Value::Empty, Value::Empty) => true,
+            (Value::Option(left), Value::Option(right)) => left == right,
             _ => false,
         }
     }
@@ -408,8 +430,8 @@ impl Ord for Value {
             (Value::Map(_), _) => Ordering::Greater,
             (Value::Function(left), Value::Function(right)) => left.cmp(right),
             (Value::Function(_), _) => Ordering::Greater,
-            (Value::Empty, Value::Empty) => Ordering::Equal,
-            (Value::Empty, _) => Ordering::Less,
+            (Value::Option(left), Value::Option(right)) => left.cmp(right),
+            (Value::Option(_), _) => Ordering::Less,
         }
     }
 }
@@ -434,7 +456,7 @@ impl Serialize for Value {
 
                 list.end()
             }
-            Value::Empty => todo!(),
+            Value::Option(inner) => inner.serialize(serializer),
             Value::Map(inner) => inner.serialize(serializer),
             Value::Function(inner) => inner.serialize(serializer),
         }
@@ -448,7 +470,13 @@ impl Display for Value {
             Value::Float(float) => write!(f, "{float}"),
             Value::Integer(int) => write!(f, "{int}"),
             Value::Boolean(boolean) => write!(f, "{boolean}"),
-            Value::Empty => write!(f, "empty"),
+            Value::Option(option) => {
+                if let Some(value) = option {
+                    write!(f, "some({})", value)
+                } else {
+                    write!(f, "none")
+                }
+            }
             Value::List(list) => {
                 write!(f, "[")?;
                 for value in list.items().iter() {
@@ -506,7 +534,7 @@ impl From<Value> for Result<Value> {
 
 impl From<()> for Value {
     fn from(_: ()) -> Self {
-        Value::Empty
+        Value::Option(None)
     }
 }
 
@@ -729,7 +757,7 @@ impl<'de> Visitor<'de> for ValueVisitor {
     where
         E: serde::de::Error,
     {
-        Ok(Value::Empty)
+        Ok(Value::Option(None))
     }
 
     fn visit_some<D>(self, deserializer: D) -> std::result::Result<Self::Value, D::Error>
@@ -747,7 +775,7 @@ impl<'de> Visitor<'de> for ValueVisitor {
     where
         E: serde::de::Error,
     {
-        Ok(Value::Empty)
+        Ok(Value::Option(None))
     }
 
     fn visit_newtype_struct<D>(self, deserializer: D) -> std::result::Result<Self::Value, D::Error>
diff --git a/src/value/table.rs b/src/value/table.rs
deleted file mode 100644
index 76cbb4d..0000000
--- a/src/value/table.rs
+++ /dev/null
@@ -1,344 +0,0 @@
-use crate::{Error, List, Map, Result, Value};
-use comfy_table::{Cell, Color, ContentArrangement, Table as ComfyTable};
-use serde::{Deserialize, Serialize};
-use std::{
-    cmp::Ordering,
-    fmt::{self, Display, Formatter},
-};
-
-#[derive(Debug, Clone, Serialize, Deserialize)]
-pub struct Table {
-    headers: Vec<String>,
-    rows: Vec<Vec<Value>>,
-    primary_key_index: usize,
-}
-
-impl Table {
-    pub fn new(headers: Vec<String>) -> Self {
-        Table {
-            headers,
-            rows: Vec::new(),
-            primary_key_index: 0,
-        }
-    }
-
-    pub fn with_capacity(capacity: usize, headers: Vec<String>) -> Self {
-        Table {
-            headers,
-            rows: Vec::with_capacity(capacity),
-            primary_key_index: 0,
-        }
-    }
-
-    pub fn from_raw_parts(headers: Vec<String>, rows: Vec<Vec<Value>>) -> Self {
-        Table {
-            headers,
-            rows,
-            primary_key_index: 0,
-        }
-    }
-
-    pub fn reserve(&mut self, additional: usize) {
-        self.rows.reserve(additional);
-    }
-
-    pub fn headers(&self) -> &Vec<String> {
-        &self.headers
-    }
-
-    pub fn rows(&self) -> &Vec<Vec<Value>> {
-        &self.rows
-    }
-
-    pub fn len(&self) -> usize {
-        self.rows.len()
-    }
-
-    pub fn is_empty(&self) -> bool {
-        self.rows.is_empty()
-    }
-
-    pub fn sort(&mut self) {
-        self.rows.sort();
-    }
-
-    pub fn insert(&mut self, row: Vec<Value>) -> Result<()> {
-        if row.len() != self.headers.len() {
-            return Err(Error::WrongColumnAmount {
-                expected: self.headers.len(),
-                actual: row.len(),
-            });
-        }
-
-        self.rows.push(row);
-
-        Ok(())
-    }
-
-    pub fn remove(&mut self, index: usize) -> Result<()> {
-        self.rows.remove(index);
-
-        Ok(())
-    }
-
-    pub fn get_row(&self, index: usize) -> Option<&Vec<Value>> {
-        self.rows.get(index)
-    }
-
-    pub fn get(&self, value: &Value) -> Option<&Vec<Value>> {
-        let primary_key = self.headers().get(self.primary_key_index)?;
-
-        self.get_where(primary_key, value)
-    }
-
-    pub fn get_where(&self, column_name: &str, expected: &Value) -> Option<&Vec<Value>> {
-        let column_index = self.get_column_index(column_name)?;
-
-        for row in &self.rows {
-            if let Some(actual) = row.get(column_index) {
-                if actual == expected {
-                    return Some(row);
-                }
-            }
-        }
-
-        None
-    }
-
-    pub fn filter(&self, column_name: &str, expected: &Value) -> Option<Table> {
-        let mut filtered = Table::new(self.headers.clone());
-        let column_index = self.get_column_index(column_name)?;
-
-        for row in &self.rows {
-            let actual = row.get(column_index).unwrap();
-
-            if actual == expected {
-                let _ = filtered.insert(row.clone());
-            }
-        }
-
-        Some(filtered)
-    }
-
-    pub fn get_column_index(&self, column_name: &str) -> Option<usize> {
-        let column_names = &self.headers;
-        for (i, column) in column_names.iter().enumerate() {
-            if column == column_name {
-                return Some(i);
-            }
-        }
-        None
-    }
-}
-
-impl Display for Table {
-    fn fmt(&self, f: &mut Formatter) -> fmt::Result {
-        let mut table = ComfyTable::new();
-
-        table
-            .load_preset("││──├─┼┤│    ┬┴╭╮╰╯")
-            .set_content_arrangement(ContentArrangement::Dynamic)
-            .set_header(&self.headers);
-
-        for row in &self.rows {
-            let row = row.iter().map(|value| {
-                let text = match value {
-                    Value::List(list) => {
-                        let mut string = "(".to_string();
-
-                        for (index, value) in list.items().iter().enumerate() {
-                            if index > 0 {
-                                string.push_str(", ");
-                            }
-
-                            string.push_str(&value.to_string());
-                        }
-
-                        string.push(')');
-
-                        string
-                    }
-                    Value::Map(map) => format!("Map ({} items)", map.variables().unwrap().len()),
-                    Value::Function(_) => "Function".to_string(),
-                    Value::Empty => "Empty".to_string(),
-                    value => value.to_string(),
-                };
-
-                let mut cell = Cell::new(text).bg(Color::Rgb {
-                    r: 40,
-                    g: 40,
-                    b: 40,
-                });
-
-                if value.is_string() {
-                    cell = cell.fg(Color::Green);
-                }
-                if value.is_integer() {
-                    cell = cell.fg(Color::Blue);
-                }
-                if value.is_boolean() {
-                    cell = cell.fg(Color::Red);
-                }
-                if value.is_function() {
-                    cell = cell.fg(Color::Cyan);
-                }
-
-                cell
-            });
-
-            table.add_row(row);
-        }
-
-        if self.headers.is_empty() {
-            table.set_header(["empty"]);
-        }
-
-        write!(f, "{table}")
-    }
-}
-
-impl From<&Value> for Table {
-    fn from(value: &Value) -> Self {
-        match value {
-            Value::String(string) => {
-                let mut table = Table::new(vec!["string".to_string()]);
-
-                table
-                    .insert(vec![Value::String(string.to_string())])
-                    .unwrap();
-
-                table
-            }
-            Value::Float(float) => {
-                let mut table = Table::new(vec!["float".to_string()]);
-
-                table.insert(vec![Value::Float(*float)]).unwrap();
-
-                table
-            }
-            Value::Integer(integer) => {
-                let mut table = Table::new(vec!["integer".to_string()]);
-
-                table.insert(vec![Value::Integer(*integer)]).unwrap();
-
-                table
-            }
-            Value::Boolean(boolean) => {
-                let mut table = Table::new(vec!["boolean".to_string()]);
-
-                table.insert(vec![Value::Boolean(*boolean)]).unwrap();
-
-                table
-            }
-            Value::List(list) => Self::from(list),
-            Value::Empty => Table::new(Vec::with_capacity(0)),
-            Value::Map(map) => Result::<Table>::from(map).unwrap(),
-            Value::Function(function) => {
-                let mut table = Table::new(vec!["function".to_string()]);
-
-                table
-                    .insert(vec![Value::Function(function.clone())])
-                    .unwrap();
-
-                table
-            }
-        }
-    }
-}
-
-impl From<&List> for Table {
-    fn from(list: &List) -> Self {
-        let mut table = Table::new(vec!["index".to_string(), "item".to_string()]);
-
-        for (i, value) in list.items().iter().enumerate() {
-            table
-                .insert(vec![Value::Integer(i as i64), value.clone()])
-                .unwrap();
-        }
-
-        table
-    }
-}
-
-impl From<&mut List> for Table {
-    fn from(list: &mut List) -> Self {
-        let mut table = Table::new(vec!["index".to_string(), "item".to_string()]);
-
-        for (i, value) in list.items().iter().enumerate() {
-            if let Ok(list) = value.as_list() {
-                table.insert(list.items().clone()).unwrap();
-            } else {
-                table
-                    .insert(vec![Value::Integer(i as i64), value.clone()])
-                    .unwrap();
-            }
-        }
-
-        table
-    }
-}
-
-impl From<Map> for Result<Table> {
-    fn from(map: Map) -> Self {
-        let variables = map.variables()?;
-        let keys = variables.keys().cloned().collect();
-        let values = variables.values().map(|(value, _)| value.clone()).collect();
-        let mut table = Table::new(keys);
-
-        table.insert(values)?;
-
-        Ok(table)
-    }
-}
-
-impl From<&Map> for Result<Table> {
-    fn from(map: &Map) -> Self {
-        let variables = map.variables()?;
-        let keys = variables.keys().cloned().collect();
-        let values = variables.values().map(|(value, _)| value.clone()).collect();
-        let mut table = Table::new(keys);
-
-        table.insert(values)?;
-
-        Ok(table)
-    }
-}
-
-impl From<&mut Map> for Result<Table> {
-    fn from(map: &mut Map) -> Self {
-        let variables = map.variables()?;
-        let keys = variables.keys().cloned().collect();
-        let values = variables.values().map(|(value, _)| value.clone()).collect();
-        let mut table = Table::new(keys);
-
-        table
-            .insert(values)
-            .expect("Failed to create Table from Map. This is a no-op.");
-
-        Ok(table)
-    }
-}
-
-impl Eq for Table {}
-
-impl PartialEq for Table {
-    fn eq(&self, other: &Self) -> bool {
-        if self.headers != other.headers {
-            return false;
-        }
-
-        self.rows == other.rows
-    }
-}
-
-impl PartialOrd for Table {
-    fn partial_cmp(&self, other: &Self) -> Option<Ordering> {
-        self.headers.partial_cmp(&other.headers)
-    }
-}
-
-impl Ord for Table {
-    fn cmp(&self, other: &Self) -> Ordering {
-        self.headers.cmp(&other.headers)
-    }
-}
diff --git a/tree-sitter-dust/grammar.js b/tree-sitter-dust/grammar.js
index d0a29e1..33a718e 100644
--- a/tree-sitter-dust/grammar.js
+++ b/tree-sitter-dust/grammar.js
@@ -78,6 +78,7 @@ module.exports = grammar({
         $.boolean,
         $.list,
         $.map,
+        $.option
       ),
 
     integer: $ =>
@@ -176,6 +177,18 @@ module.exports = grammar({
         '}',
       ),
 
+
+    option: $ =>
+      choice(
+        'none',
+        seq(
+          'some',
+          '(',
+          $.expression,
+          ')',
+        ),
+      ),
+
     index: $ =>
       prec.left(
         1,
@@ -331,6 +344,11 @@ module.exports = grammar({
           'any',
           'bool',
           'float',
+          'int',
+          'map',
+          'num',
+          'str',
+          seq('[', $.type, ']'),
           seq(
             '(',
             repeat(
@@ -342,11 +360,12 @@ module.exports = grammar({
             ')',
             optional(seq('->', $.type)),
           ),
-          'int',
-          seq('[', $.type, ']'),
-          'map',
-          'num',
-          'str',
+          seq(
+            'option',
+            '(',
+            $.type,
+            ')',
+          )
         ),
       ),
 
diff --git a/tree-sitter-dust/src/grammar.json b/tree-sitter-dust/src/grammar.json
index eb26854..9374a79 100644
--- a/tree-sitter-dust/src/grammar.json
+++ b/tree-sitter-dust/src/grammar.json
@@ -223,6 +223,10 @@
         {
           "type": "SYMBOL",
           "name": "map"
+        },
+        {
+          "type": "SYMBOL",
+          "name": "option"
         }
       ]
     },
@@ -537,6 +541,36 @@
         }
       ]
     },
+    "option": {
+      "type": "CHOICE",
+      "members": [
+        {
+          "type": "STRING",
+          "value": "none"
+        },
+        {
+          "type": "SEQ",
+          "members": [
+            {
+              "type": "STRING",
+              "value": "some"
+            },
+            {
+              "type": "STRING",
+              "value": "("
+            },
+            {
+              "type": "SYMBOL",
+              "name": "expression"
+            },
+            {
+              "type": "STRING",
+              "value": ")"
+            }
+          ]
+        }
+      ]
+    },
     "index": {
       "type": "PREC_LEFT",
       "value": 1,
@@ -1062,6 +1096,39 @@
             "type": "STRING",
             "value": "float"
           },
+          {
+            "type": "STRING",
+            "value": "int"
+          },
+          {
+            "type": "STRING",
+            "value": "map"
+          },
+          {
+            "type": "STRING",
+            "value": "num"
+          },
+          {
+            "type": "STRING",
+            "value": "str"
+          },
+          {
+            "type": "SEQ",
+            "members": [
+              {
+                "type": "STRING",
+                "value": "["
+              },
+              {
+                "type": "SYMBOL",
+                "name": "type"
+              },
+              {
+                "type": "STRING",
+                "value": "]"
+              }
+            ]
+          },
           {
             "type": "SEQ",
             "members": [
@@ -1120,16 +1187,16 @@
               }
             ]
           },
-          {
-            "type": "STRING",
-            "value": "int"
-          },
           {
             "type": "SEQ",
             "members": [
               {
                 "type": "STRING",
-                "value": "["
+                "value": "option"
+              },
+              {
+                "type": "STRING",
+                "value": "("
               },
               {
                 "type": "SYMBOL",
@@ -1137,21 +1204,9 @@
               },
               {
                 "type": "STRING",
-                "value": "]"
+                "value": ")"
               }
             ]
-          },
-          {
-            "type": "STRING",
-            "value": "map"
-          },
-          {
-            "type": "STRING",
-            "value": "num"
-          },
-          {
-            "type": "STRING",
-            "value": "str"
           }
         ]
       }
diff --git a/tree-sitter-dust/src/node-types.json b/tree-sitter-dust/src/node-types.json
index 2bd7974..7253c05 100644
--- a/tree-sitter-dust/src/node-types.json
+++ b/tree-sitter-dust/src/node-types.json
@@ -390,6 +390,21 @@
     "named": true,
     "fields": {}
   },
+  {
+    "type": "option",
+    "named": true,
+    "fields": {},
+    "children": {
+      "multiple": false,
+      "required": false,
+      "types": [
+        {
+          "type": "expression",
+          "named": true
+        }
+      ]
+    }
+  },
   {
     "type": "return",
     "named": true,
@@ -529,6 +544,10 @@
           "type": "map",
           "named": true
         },
+        {
+          "type": "option",
+          "named": true
+        },
         {
           "type": "string",
           "named": true
@@ -720,11 +739,11 @@
   },
   {
     "type": "float",
-    "named": true
+    "named": false
   },
   {
     "type": "float",
-    "named": false
+    "named": true
   },
   {
     "type": "fn",
@@ -770,10 +789,18 @@
     "type": "metadata",
     "named": false
   },
+  {
+    "type": "none",
+    "named": false
+  },
   {
     "type": "num",
     "named": false
   },
+  {
+    "type": "option",
+    "named": false
+  },
   {
     "type": "output",
     "named": false
@@ -806,6 +833,10 @@
     "type": "return",
     "named": false
   },
+  {
+    "type": "some",
+    "named": false
+  },
   {
     "type": "str",
     "named": false
diff --git a/tree-sitter-dust/src/parser.c b/tree-sitter-dust/src/parser.c
index b05f01e..f787bd5 100644
--- a/tree-sitter-dust/src/parser.c
+++ b/tree-sitter-dust/src/parser.c
@@ -6,11 +6,11 @@
 #endif
 
 #define LANGUAGE_VERSION 14
-#define STATE_COUNT 339
-#define LARGE_STATE_COUNT 76
-#define SYMBOL_COUNT 110
+#define STATE_COUNT 357
+#define LARGE_STATE_COUNT 78
+#define SYMBOL_COUNT 114
 #define ALIAS_COUNT 0
-#define TOKEN_COUNT 71
+#define TOKEN_COUNT 74
 #define EXTERNAL_TOKEN_COUNT 0
 #define FIELD_COUNT 0
 #define MAX_ALIAS_SEQUENCE_LENGTH 6
@@ -32,100 +32,104 @@ enum {
   anon_sym_LBRACK = 13,
   anon_sym_RBRACK = 14,
   anon_sym_EQ = 15,
-  anon_sym_COLON = 16,
-  anon_sym_DOT_DOT = 17,
+  anon_sym_none = 16,
+  anon_sym_some = 17,
   anon_sym_LPAREN = 18,
   anon_sym_RPAREN = 19,
-  anon_sym_PLUS = 20,
-  anon_sym_DASH = 21,
-  anon_sym_STAR = 22,
-  anon_sym_SLASH = 23,
-  anon_sym_PERCENT = 24,
-  anon_sym_EQ_EQ = 25,
-  anon_sym_BANG_EQ = 26,
-  anon_sym_AMP_AMP = 27,
-  anon_sym_PIPE_PIPE = 28,
-  anon_sym_GT = 29,
-  anon_sym_LT = 30,
-  anon_sym_GT_EQ = 31,
-  anon_sym_LT_EQ = 32,
-  anon_sym_PLUS_EQ = 33,
-  anon_sym_DASH_EQ = 34,
-  anon_sym_if = 35,
-  anon_sym_elseif = 36,
-  anon_sym_else = 37,
-  anon_sym_match = 38,
-  anon_sym_EQ_GT = 39,
-  anon_sym_while = 40,
-  anon_sym_for = 41,
-  anon_sym_asyncfor = 42,
-  anon_sym_in = 43,
-  anon_sym_return = 44,
-  anon_sym_any = 45,
-  anon_sym_bool = 46,
-  anon_sym_float = 47,
-  anon_sym_DASH_GT = 48,
-  anon_sym_int = 49,
-  anon_sym_map = 50,
-  anon_sym_num = 51,
-  anon_sym_str = 52,
-  anon_sym_fn = 53,
-  anon_sym_assert = 54,
-  anon_sym_assert_equal = 55,
-  anon_sym_bash = 56,
-  anon_sym_download = 57,
-  anon_sym_fish = 58,
-  anon_sym_from_json = 59,
-  anon_sym_length = 60,
-  anon_sym_metadata = 61,
-  anon_sym_output = 62,
-  anon_sym_output_error = 63,
-  anon_sym_random = 64,
-  anon_sym_random_boolean = 65,
-  anon_sym_random_float = 66,
-  anon_sym_random_integer = 67,
-  anon_sym_read = 68,
-  anon_sym_to_json = 69,
-  anon_sym_write = 70,
-  sym_root = 71,
-  sym_block = 72,
-  sym_statement = 73,
-  sym_expression = 74,
-  aux_sym__expression_list = 75,
-  sym_identifier = 76,
-  sym_value = 77,
-  sym_boolean = 78,
-  sym_list = 79,
-  sym_map = 80,
-  sym_index = 81,
-  sym_math = 82,
-  sym_math_operator = 83,
-  sym_logic = 84,
-  sym_logic_operator = 85,
-  sym_assignment = 86,
-  sym_index_assignment = 87,
-  sym_assignment_operator = 88,
-  sym_if_else = 89,
-  sym_if = 90,
-  sym_else_if = 91,
-  sym_else = 92,
-  sym_match = 93,
-  sym_while = 94,
-  sym_for = 95,
-  sym_return = 96,
-  sym_type_definition = 97,
-  sym_type = 98,
-  sym_function = 99,
-  sym_function_call = 100,
-  sym_yield = 101,
-  sym_built_in_function = 102,
-  aux_sym_root_repeat1 = 103,
-  aux_sym_list_repeat1 = 104,
-  aux_sym_map_repeat1 = 105,
-  aux_sym_if_else_repeat1 = 106,
-  aux_sym_match_repeat1 = 107,
-  aux_sym_type_repeat1 = 108,
-  aux_sym_function_repeat1 = 109,
+  anon_sym_COLON = 20,
+  anon_sym_DOT_DOT = 21,
+  anon_sym_PLUS = 22,
+  anon_sym_DASH = 23,
+  anon_sym_STAR = 24,
+  anon_sym_SLASH = 25,
+  anon_sym_PERCENT = 26,
+  anon_sym_EQ_EQ = 27,
+  anon_sym_BANG_EQ = 28,
+  anon_sym_AMP_AMP = 29,
+  anon_sym_PIPE_PIPE = 30,
+  anon_sym_GT = 31,
+  anon_sym_LT = 32,
+  anon_sym_GT_EQ = 33,
+  anon_sym_LT_EQ = 34,
+  anon_sym_PLUS_EQ = 35,
+  anon_sym_DASH_EQ = 36,
+  anon_sym_if = 37,
+  anon_sym_elseif = 38,
+  anon_sym_else = 39,
+  anon_sym_match = 40,
+  anon_sym_EQ_GT = 41,
+  anon_sym_while = 42,
+  anon_sym_for = 43,
+  anon_sym_asyncfor = 44,
+  anon_sym_in = 45,
+  anon_sym_return = 46,
+  anon_sym_any = 47,
+  anon_sym_bool = 48,
+  anon_sym_float = 49,
+  anon_sym_int = 50,
+  anon_sym_map = 51,
+  anon_sym_num = 52,
+  anon_sym_str = 53,
+  anon_sym_DASH_GT = 54,
+  anon_sym_option = 55,
+  anon_sym_fn = 56,
+  anon_sym_assert = 57,
+  anon_sym_assert_equal = 58,
+  anon_sym_bash = 59,
+  anon_sym_download = 60,
+  anon_sym_fish = 61,
+  anon_sym_from_json = 62,
+  anon_sym_length = 63,
+  anon_sym_metadata = 64,
+  anon_sym_output = 65,
+  anon_sym_output_error = 66,
+  anon_sym_random = 67,
+  anon_sym_random_boolean = 68,
+  anon_sym_random_float = 69,
+  anon_sym_random_integer = 70,
+  anon_sym_read = 71,
+  anon_sym_to_json = 72,
+  anon_sym_write = 73,
+  sym_root = 74,
+  sym_block = 75,
+  sym_statement = 76,
+  sym_expression = 77,
+  aux_sym__expression_list = 78,
+  sym_identifier = 79,
+  sym_value = 80,
+  sym_boolean = 81,
+  sym_list = 82,
+  sym_map = 83,
+  sym_option = 84,
+  sym_index = 85,
+  sym_math = 86,
+  sym_math_operator = 87,
+  sym_logic = 88,
+  sym_logic_operator = 89,
+  sym_assignment = 90,
+  sym_index_assignment = 91,
+  sym_assignment_operator = 92,
+  sym_if_else = 93,
+  sym_if = 94,
+  sym_else_if = 95,
+  sym_else = 96,
+  sym_match = 97,
+  sym_while = 98,
+  sym_for = 99,
+  sym_return = 100,
+  sym_type_definition = 101,
+  sym_type = 102,
+  sym_function = 103,
+  sym_function_call = 104,
+  sym_yield = 105,
+  sym_built_in_function = 106,
+  aux_sym_root_repeat1 = 107,
+  aux_sym_list_repeat1 = 108,
+  aux_sym_map_repeat1 = 109,
+  aux_sym_if_else_repeat1 = 110,
+  aux_sym_match_repeat1 = 111,
+  aux_sym_type_repeat1 = 112,
+  aux_sym_function_repeat1 = 113,
 };
 
 static const char * const ts_symbol_names[] = {
@@ -145,10 +149,12 @@ static const char * const ts_symbol_names[] = {
   [anon_sym_LBRACK] = "[",
   [anon_sym_RBRACK] = "]",
   [anon_sym_EQ] = "=",
-  [anon_sym_COLON] = ":",
-  [anon_sym_DOT_DOT] = "..",
+  [anon_sym_none] = "none",
+  [anon_sym_some] = "some",
   [anon_sym_LPAREN] = "(",
   [anon_sym_RPAREN] = ")",
+  [anon_sym_COLON] = ":",
+  [anon_sym_DOT_DOT] = "..",
   [anon_sym_PLUS] = "+",
   [anon_sym_DASH] = "-",
   [anon_sym_STAR] = "*",
@@ -177,11 +183,12 @@ static const char * const ts_symbol_names[] = {
   [anon_sym_any] = "any",
   [anon_sym_bool] = "bool",
   [anon_sym_float] = "float",
-  [anon_sym_DASH_GT] = "->",
   [anon_sym_int] = "int",
   [anon_sym_map] = "map",
   [anon_sym_num] = "num",
   [anon_sym_str] = "str",
+  [anon_sym_DASH_GT] = "->",
+  [anon_sym_option] = "option",
   [anon_sym_fn] = "fn",
   [anon_sym_assert] = "assert",
   [anon_sym_assert_equal] = "assert_equal",
@@ -210,6 +217,7 @@ static const char * const ts_symbol_names[] = {
   [sym_boolean] = "boolean",
   [sym_list] = "list",
   [sym_map] = "map",
+  [sym_option] = "option",
   [sym_index] = "index",
   [sym_math] = "math",
   [sym_math_operator] = "math_operator",
@@ -258,10 +266,12 @@ static const TSSymbol ts_symbol_map[] = {
   [anon_sym_LBRACK] = anon_sym_LBRACK,
   [anon_sym_RBRACK] = anon_sym_RBRACK,
   [anon_sym_EQ] = anon_sym_EQ,
-  [anon_sym_COLON] = anon_sym_COLON,
-  [anon_sym_DOT_DOT] = anon_sym_DOT_DOT,
+  [anon_sym_none] = anon_sym_none,
+  [anon_sym_some] = anon_sym_some,
   [anon_sym_LPAREN] = anon_sym_LPAREN,
   [anon_sym_RPAREN] = anon_sym_RPAREN,
+  [anon_sym_COLON] = anon_sym_COLON,
+  [anon_sym_DOT_DOT] = anon_sym_DOT_DOT,
   [anon_sym_PLUS] = anon_sym_PLUS,
   [anon_sym_DASH] = anon_sym_DASH,
   [anon_sym_STAR] = anon_sym_STAR,
@@ -290,11 +300,12 @@ static const TSSymbol ts_symbol_map[] = {
   [anon_sym_any] = anon_sym_any,
   [anon_sym_bool] = anon_sym_bool,
   [anon_sym_float] = anon_sym_float,
-  [anon_sym_DASH_GT] = anon_sym_DASH_GT,
   [anon_sym_int] = anon_sym_int,
   [anon_sym_map] = anon_sym_map,
   [anon_sym_num] = anon_sym_num,
   [anon_sym_str] = anon_sym_str,
+  [anon_sym_DASH_GT] = anon_sym_DASH_GT,
+  [anon_sym_option] = anon_sym_option,
   [anon_sym_fn] = anon_sym_fn,
   [anon_sym_assert] = anon_sym_assert,
   [anon_sym_assert_equal] = anon_sym_assert_equal,
@@ -323,6 +334,7 @@ static const TSSymbol ts_symbol_map[] = {
   [sym_boolean] = sym_boolean,
   [sym_list] = sym_list,
   [sym_map] = sym_map,
+  [sym_option] = sym_option,
   [sym_index] = sym_index,
   [sym_math] = sym_math,
   [sym_math_operator] = sym_math_operator,
@@ -419,11 +431,11 @@ static const TSSymbolMetadata ts_symbol_metadata[] = {
     .visible = true,
     .named = false,
   },
-  [anon_sym_COLON] = {
+  [anon_sym_none] = {
     .visible = true,
     .named = false,
   },
-  [anon_sym_DOT_DOT] = {
+  [anon_sym_some] = {
     .visible = true,
     .named = false,
   },
@@ -435,6 +447,14 @@ static const TSSymbolMetadata ts_symbol_metadata[] = {
     .visible = true,
     .named = false,
   },
+  [anon_sym_COLON] = {
+    .visible = true,
+    .named = false,
+  },
+  [anon_sym_DOT_DOT] = {
+    .visible = true,
+    .named = false,
+  },
   [anon_sym_PLUS] = {
     .visible = true,
     .named = false,
@@ -547,10 +567,6 @@ static const TSSymbolMetadata ts_symbol_metadata[] = {
     .visible = true,
     .named = false,
   },
-  [anon_sym_DASH_GT] = {
-    .visible = true,
-    .named = false,
-  },
   [anon_sym_int] = {
     .visible = true,
     .named = false,
@@ -567,6 +583,14 @@ static const TSSymbolMetadata ts_symbol_metadata[] = {
     .visible = true,
     .named = false,
   },
+  [anon_sym_DASH_GT] = {
+    .visible = true,
+    .named = false,
+  },
+  [anon_sym_option] = {
+    .visible = true,
+    .named = false,
+  },
   [anon_sym_fn] = {
     .visible = true,
     .named = false,
@@ -679,6 +703,10 @@ static const TSSymbolMetadata ts_symbol_metadata[] = {
     .visible = true,
     .named = true,
   },
+  [sym_option] = {
+    .visible = true,
+    .named = true,
+  },
   [sym_index] = {
     .visible = true,
     .named = true,
@@ -810,60 +838,60 @@ static const TSStateId ts_primary_state_ids[STATE_COUNT] = {
   [1] = 1,
   [2] = 2,
   [3] = 3,
-  [4] = 3,
-  [5] = 3,
+  [4] = 2,
+  [5] = 2,
   [6] = 6,
   [7] = 7,
-  [8] = 7,
-  [9] = 6,
+  [8] = 8,
+  [9] = 8,
   [10] = 10,
   [11] = 7,
-  [12] = 6,
-  [13] = 13,
-  [14] = 10,
-  [15] = 10,
-  [16] = 13,
-  [17] = 13,
-  [18] = 13,
-  [19] = 7,
-  [20] = 13,
-  [21] = 7,
-  [22] = 22,
+  [12] = 8,
+  [13] = 7,
+  [14] = 8,
+  [15] = 6,
+  [16] = 8,
+  [17] = 10,
+  [18] = 7,
+  [19] = 6,
+  [20] = 7,
+  [21] = 21,
+  [22] = 10,
   [23] = 23,
-  [24] = 23,
-  [25] = 25,
+  [24] = 24,
+  [25] = 24,
   [26] = 23,
   [27] = 23,
-  [28] = 28,
-  [29] = 29,
-  [30] = 30,
-  [31] = 31,
-  [32] = 25,
-  [33] = 25,
-  [34] = 29,
-  [35] = 25,
-  [36] = 25,
-  [37] = 23,
-  [38] = 28,
-  [39] = 39,
+  [28] = 24,
+  [29] = 23,
+  [30] = 24,
+  [31] = 24,
+  [32] = 23,
+  [33] = 33,
+  [34] = 34,
+  [35] = 35,
+  [36] = 36,
+  [37] = 37,
+  [38] = 38,
+  [39] = 38,
   [40] = 40,
-  [41] = 31,
+  [41] = 34,
   [42] = 42,
   [43] = 43,
-  [44] = 44,
-  [45] = 30,
-  [46] = 46,
-  [47] = 47,
-  [48] = 46,
+  [44] = 43,
+  [45] = 34,
+  [46] = 40,
+  [47] = 40,
+  [48] = 48,
   [49] = 49,
-  [50] = 47,
-  [51] = 40,
-  [52] = 47,
+  [50] = 43,
+  [51] = 51,
+  [52] = 48,
   [53] = 53,
-  [54] = 40,
-  [55] = 46,
+  [54] = 49,
+  [55] = 55,
   [56] = 56,
-  [57] = 57,
+  [57] = 42,
   [58] = 58,
   [59] = 59,
   [60] = 60,
@@ -884,267 +912,285 @@ static const TSStateId ts_primary_state_ids[STATE_COUNT] = {
   [75] = 75,
   [76] = 76,
   [77] = 77,
-  [78] = 76,
-  [79] = 31,
-  [80] = 29,
-  [81] = 28,
-  [82] = 29,
-  [83] = 30,
-  [84] = 31,
-  [85] = 28,
-  [86] = 30,
-  [87] = 64,
-  [88] = 62,
-  [89] = 43,
-  [90] = 70,
-  [91] = 59,
-  [92] = 39,
-  [93] = 69,
+  [78] = 78,
+  [79] = 79,
+  [80] = 79,
+  [81] = 49,
+  [82] = 38,
+  [83] = 48,
+  [84] = 42,
+  [85] = 38,
+  [86] = 42,
+  [87] = 49,
+  [88] = 48,
+  [89] = 62,
+  [90] = 77,
+  [91] = 65,
+  [92] = 67,
+  [93] = 73,
   [94] = 58,
-  [95] = 74,
-  [96] = 61,
-  [97] = 75,
-  [98] = 66,
-  [99] = 68,
-  [100] = 71,
-  [101] = 67,
-  [102] = 72,
-  [103] = 65,
-  [104] = 60,
-  [105] = 56,
-  [106] = 63,
-  [107] = 77,
-  [108] = 76,
-  [109] = 76,
-  [110] = 30,
-  [111] = 111,
-  [112] = 112,
-  [113] = 29,
-  [114] = 29,
-  [115] = 28,
-  [116] = 31,
+  [95] = 60,
+  [96] = 56,
+  [97] = 72,
+  [98] = 76,
+  [99] = 61,
+  [100] = 70,
+  [101] = 71,
+  [102] = 53,
+  [103] = 64,
+  [104] = 63,
+  [105] = 66,
+  [106] = 74,
+  [107] = 69,
+  [108] = 59,
+  [109] = 55,
+  [110] = 68,
+  [111] = 79,
+  [112] = 78,
+  [113] = 79,
+  [114] = 114,
+  [115] = 115,
+  [116] = 48,
   [117] = 117,
-  [118] = 117,
-  [119] = 30,
-  [120] = 117,
-  [121] = 31,
-  [122] = 28,
-  [123] = 123,
-  [124] = 72,
-  [125] = 64,
-  [126] = 69,
-  [127] = 65,
-  [128] = 74,
-  [129] = 58,
-  [130] = 43,
-  [131] = 71,
-  [132] = 70,
-  [133] = 61,
-  [134] = 67,
-  [135] = 75,
-  [136] = 60,
-  [137] = 59,
-  [138] = 66,
-  [139] = 68,
-  [140] = 62,
-  [141] = 39,
-  [142] = 142,
-  [143] = 143,
-  [144] = 143,
-  [145] = 145,
+  [118] = 118,
+  [119] = 117,
+  [120] = 38,
+  [121] = 49,
+  [122] = 42,
+  [123] = 117,
+  [124] = 38,
+  [125] = 48,
+  [126] = 42,
+  [127] = 127,
+  [128] = 49,
+  [129] = 129,
+  [130] = 127,
+  [131] = 131,
+  [132] = 132,
+  [133] = 72,
+  [134] = 134,
+  [135] = 131,
+  [136] = 76,
+  [137] = 58,
+  [138] = 71,
+  [139] = 131,
+  [140] = 70,
+  [141] = 141,
+  [142] = 53,
+  [143] = 59,
+  [144] = 144,
+  [145] = 60,
   [146] = 146,
-  [147] = 146,
-  [148] = 148,
-  [149] = 149,
-  [150] = 145,
-  [151] = 151,
-  [152] = 152,
-  [153] = 152,
-  [154] = 145,
-  [155] = 56,
-  [156] = 156,
-  [157] = 156,
-  [158] = 148,
-  [159] = 148,
-  [160] = 146,
-  [161] = 161,
-  [162] = 152,
-  [163] = 163,
-  [164] = 164,
-  [165] = 63,
-  [166] = 166,
-  [167] = 164,
-  [168] = 164,
+  [147] = 141,
+  [148] = 63,
+  [149] = 144,
+  [150] = 67,
+  [151] = 73,
+  [152] = 56,
+  [153] = 146,
+  [154] = 62,
+  [155] = 141,
+  [156] = 65,
+  [157] = 157,
+  [158] = 134,
+  [159] = 64,
+  [160] = 74,
+  [161] = 77,
+  [162] = 69,
+  [163] = 61,
+  [164] = 146,
+  [165] = 66,
+  [166] = 134,
+  [167] = 167,
+  [168] = 167,
   [169] = 169,
   [170] = 170,
-  [171] = 171,
+  [171] = 167,
   [172] = 172,
   [173] = 173,
   [174] = 174,
-  [175] = 169,
+  [175] = 175,
   [176] = 176,
-  [177] = 172,
-  [178] = 173,
+  [177] = 175,
+  [178] = 174,
   [179] = 179,
   [180] = 176,
-  [181] = 181,
-  [182] = 170,
-  [183] = 179,
-  [184] = 169,
+  [181] = 176,
+  [182] = 182,
+  [183] = 183,
+  [184] = 175,
   [185] = 173,
   [186] = 174,
-  [187] = 169,
-  [188] = 173,
-  [189] = 170,
+  [187] = 182,
+  [188] = 179,
+  [189] = 183,
   [190] = 190,
-  [191] = 181,
+  [191] = 182,
   [192] = 192,
-  [193] = 169,
-  [194] = 173,
-  [195] = 195,
-  [196] = 190,
-  [197] = 192,
+  [193] = 193,
+  [194] = 194,
+  [195] = 190,
+  [196] = 196,
+  [197] = 197,
   [198] = 192,
-  [199] = 171,
-  [200] = 195,
-  [201] = 195,
-  [202] = 179,
-  [203] = 181,
-  [204] = 173,
-  [205] = 170,
-  [206] = 169,
-  [207] = 170,
-  [208] = 170,
-  [209] = 209,
-  [210] = 76,
-  [211] = 77,
-  [212] = 76,
-  [213] = 61,
-  [214] = 70,
-  [215] = 215,
-  [216] = 216,
-  [217] = 217,
-  [218] = 218,
+  [199] = 176,
+  [200] = 176,
+  [201] = 194,
+  [202] = 202,
+  [203] = 175,
+  [204] = 175,
+  [205] = 174,
+  [206] = 202,
+  [207] = 183,
+  [208] = 196,
+  [209] = 175,
+  [210] = 197,
+  [211] = 174,
+  [212] = 192,
+  [213] = 190,
+  [214] = 179,
+  [215] = 174,
+  [216] = 176,
+  [217] = 55,
+  [218] = 70,
   [219] = 219,
-  [220] = 220,
+  [220] = 68,
   [221] = 221,
-  [222] = 218,
-  [223] = 223,
+  [222] = 62,
+  [223] = 79,
   [224] = 224,
   [225] = 225,
   [226] = 226,
   [227] = 227,
-  [228] = 228,
-  [229] = 151,
-  [230] = 161,
-  [231] = 166,
-  [232] = 232,
-  [233] = 216,
-  [234] = 61,
-  [235] = 215,
-  [236] = 70,
-  [237] = 221,
-  [238] = 218,
-  [239] = 217,
-  [240] = 223,
-  [241] = 220,
-  [242] = 218,
-  [243] = 219,
-  [244] = 224,
-  [245] = 227,
-  [246] = 225,
-  [247] = 226,
-  [248] = 228,
-  [249] = 249,
-  [250] = 250,
-  [251] = 251,
-  [252] = 252,
-  [253] = 253,
-  [254] = 254,
-  [255] = 255,
-  [256] = 256,
-  [257] = 257,
+  [228] = 78,
+  [229] = 229,
+  [230] = 230,
+  [231] = 231,
+  [232] = 226,
+  [233] = 233,
+  [234] = 79,
+  [235] = 235,
+  [236] = 236,
+  [237] = 237,
+  [238] = 169,
+  [239] = 170,
+  [240] = 193,
+  [241] = 241,
+  [242] = 70,
+  [243] = 62,
+  [244] = 219,
+  [245] = 221,
+  [246] = 227,
+  [247] = 237,
+  [248] = 226,
+  [249] = 236,
+  [250] = 233,
+  [251] = 224,
+  [252] = 235,
+  [253] = 229,
+  [254] = 231,
+  [255] = 230,
+  [256] = 225,
+  [257] = 226,
   [258] = 258,
-  [259] = 258,
-  [260] = 256,
-  [261] = 257,
-  [262] = 256,
+  [259] = 259,
+  [260] = 260,
+  [261] = 261,
+  [262] = 262,
   [263] = 263,
   [264] = 264,
-  [265] = 263,
-  [266] = 257,
-  [267] = 258,
+  [265] = 265,
+  [266] = 266,
+  [267] = 266,
   [268] = 268,
-  [269] = 263,
+  [269] = 265,
   [270] = 270,
-  [271] = 270,
-  [272] = 272,
+  [271] = 266,
+  [272] = 268,
   [273] = 273,
-  [274] = 274,
-  [275] = 275,
-  [276] = 276,
-  [277] = 275,
-  [278] = 273,
+  [274] = 273,
+  [275] = 265,
+  [276] = 273,
+  [277] = 277,
+  [278] = 268,
   [279] = 279,
-  [280] = 272,
-  [281] = 276,
+  [280] = 280,
+  [281] = 279,
   [282] = 282,
   [283] = 283,
   [284] = 284,
-  [285] = 285,
-  [286] = 286,
-  [287] = 286,
+  [285] = 280,
+  [286] = 284,
+  [287] = 287,
   [288] = 288,
-  [289] = 289,
-  [290] = 290,
+  [289] = 282,
+  [290] = 283,
   [291] = 291,
   [292] = 292,
   [293] = 293,
   [294] = 294,
   [295] = 295,
-  [296] = 296,
+  [296] = 295,
   [297] = 297,
-  [298] = 298,
-  [299] = 299,
+  [298] = 297,
+  [299] = 295,
   [300] = 300,
   [301] = 301,
   [302] = 302,
   [303] = 303,
   [304] = 304,
   [305] = 305,
-  [306] = 304,
-  [307] = 304,
+  [306] = 306,
+  [307] = 307,
   [308] = 308,
   [309] = 309,
-  [310] = 308,
-  [311] = 309,
-  [312] = 308,
+  [310] = 310,
+  [311] = 311,
+  [312] = 312,
   [313] = 313,
   [314] = 314,
-  [315] = 313,
-  [316] = 309,
+  [315] = 315,
+  [316] = 316,
   [317] = 317,
-  [318] = 318,
-  [319] = 318,
+  [318] = 317,
+  [319] = 317,
   [320] = 320,
-  [321] = 320,
-  [322] = 318,
-  [323] = 320,
-  [324] = 324,
+  [321] = 321,
+  [322] = 322,
+  [323] = 321,
+  [324] = 322,
   [325] = 325,
-  [326] = 326,
-  [327] = 327,
-  [328] = 327,
-  [329] = 324,
-  [330] = 325,
-  [331] = 325,
-  [332] = 332,
-  [333] = 324,
-  [334] = 334,
-  [335] = 325,
-  [336] = 325,
+  [326] = 325,
+  [327] = 322,
+  [328] = 328,
+  [329] = 321,
+  [330] = 330,
+  [331] = 331,
+  [332] = 330,
+  [333] = 330,
+  [334] = 331,
+  [335] = 331,
+  [336] = 336,
   [337] = 337,
   [338] = 338,
+  [339] = 339,
+  [340] = 340,
+  [341] = 341,
+  [342] = 342,
+  [343] = 343,
+  [344] = 344,
+  [345] = 345,
+  [346] = 346,
+  [347] = 341,
+  [348] = 341,
+  [349] = 342,
+  [350] = 346,
+  [351] = 346,
+  [352] = 345,
+  [353] = 341,
+  [354] = 341,
+  [355] = 355,
+  [356] = 342,
 };
 
 static bool ts_lex(TSLexer *lexer, TSStateId state) {
@@ -1159,8 +1205,8 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '%') ADVANCE(62);
       if (lookahead == '&') ADVANCE(8);
       if (lookahead == '\'') ADVANCE(9);
-      if (lookahead == '(') ADVANCE(53);
-      if (lookahead == ')') ADVANCE(54);
+      if (lookahead == '(') ADVANCE(51);
+      if (lookahead == ')') ADVANCE(52);
       if (lookahead == '*') ADVANCE(60);
       if (lookahead == '+') ADVANCE(56);
       if (lookahead == ',') ADVANCE(32);
@@ -1168,7 +1214,7 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '.') ADVANCE(10);
       if (lookahead == '/') ADVANCE(61);
       if (('0' <= lookahead && lookahead <= '9')) ADVANCE(44);
-      if (lookahead == ':') ADVANCE(51);
+      if (lookahead == ':') ADVANCE(53);
       if (lookahead == ';') ADVANCE(31);
       if (lookahead == '<') ADVANCE(69);
       if (lookahead == '=') ADVANCE(50);
@@ -1195,8 +1241,8 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '%') ADVANCE(62);
       if (lookahead == '&') ADVANCE(8);
       if (lookahead == '\'') ADVANCE(9);
-      if (lookahead == '(') ADVANCE(53);
-      if (lookahead == ')') ADVANCE(54);
+      if (lookahead == '(') ADVANCE(51);
+      if (lookahead == ')') ADVANCE(52);
       if (lookahead == '*') ADVANCE(60);
       if (lookahead == '+') ADVANCE(56);
       if (lookahead == ',') ADVANCE(32);
@@ -1204,7 +1250,7 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '.') ADVANCE(10);
       if (lookahead == '/') ADVANCE(61);
       if (('0' <= lookahead && lookahead <= '9')) ADVANCE(44);
-      if (lookahead == ':') ADVANCE(51);
+      if (lookahead == ':') ADVANCE(53);
       if (lookahead == ';') ADVANCE(31);
       if (lookahead == '<') ADVANCE(69);
       if (lookahead == '=') ADVANCE(49);
@@ -1227,13 +1273,14 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '#') ADVANCE(21);
       if (lookahead == '%') ADVANCE(62);
       if (lookahead == '&') ADVANCE(8);
+      if (lookahead == ')') ADVANCE(52);
       if (lookahead == '*') ADVANCE(60);
       if (lookahead == '+') ADVANCE(56);
       if (lookahead == ',') ADVANCE(32);
       if (lookahead == '-') ADVANCE(57);
       if (lookahead == '.') ADVANCE(10);
       if (lookahead == '/') ADVANCE(61);
-      if (lookahead == ':') ADVANCE(51);
+      if (lookahead == ':') ADVANCE(53);
       if (lookahead == ';') ADVANCE(31);
       if (lookahead == '<') ADVANCE(69);
       if (lookahead == '=') ADVANCE(50);
@@ -1259,7 +1306,7 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == ',') ADVANCE(32);
       if (lookahead == '-') ADVANCE(57);
       if (lookahead == '/') ADVANCE(61);
-      if (lookahead == ':') ADVANCE(51);
+      if (lookahead == ':') ADVANCE(53);
       if (lookahead == ';') ADVANCE(31);
       if (lookahead == '<') ADVANCE(69);
       if (lookahead == '=') ADVANCE(49);
@@ -1283,7 +1330,7 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '+') ADVANCE(55);
       if (lookahead == '-') ADVANCE(58);
       if (lookahead == '/') ADVANCE(61);
-      if (lookahead == ':') ADVANCE(51);
+      if (lookahead == ':') ADVANCE(53);
       if (lookahead == '<') ADVANCE(69);
       if (lookahead == '=') ADVANCE(12);
       if (lookahead == '>') ADVANCE(68);
@@ -1297,7 +1344,7 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '"') ADVANCE(6);
       if (lookahead == '#') ADVANCE(21);
       if (lookahead == '\'') ADVANCE(9);
-      if (lookahead == '(') ADVANCE(53);
+      if (lookahead == '(') ADVANCE(51);
       if (lookahead == '*') ADVANCE(60);
       if (lookahead == ',') ADVANCE(32);
       if (lookahead == '-') ADVANCE(23);
@@ -1323,8 +1370,8 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       END_STATE();
     case 7:
       if (lookahead == '#') ADVANCE(21);
-      if (lookahead == '(') ADVANCE(53);
-      if (lookahead == ')') ADVANCE(54);
+      if (lookahead == '(') ADVANCE(51);
+      if (lookahead == ')') ADVANCE(52);
       if (lookahead == ',') ADVANCE(32);
       if (lookahead == '-') ADVANCE(13);
       if (lookahead == '>') ADVANCE(67);
@@ -1346,7 +1393,7 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead != 0) ADVANCE(9);
       END_STATE();
     case 10:
-      if (lookahead == '.') ADVANCE(52);
+      if (lookahead == '.') ADVANCE(54);
       END_STATE();
     case 11:
       if (lookahead == '=') ADVANCE(64);
@@ -1403,14 +1450,14 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '%') ADVANCE(62);
       if (lookahead == '&') ADVANCE(8);
       if (lookahead == '\'') ADVANCE(9);
-      if (lookahead == '(') ADVANCE(53);
+      if (lookahead == '(') ADVANCE(51);
       if (lookahead == '*') ADVANCE(60);
       if (lookahead == '+') ADVANCE(56);
       if (lookahead == '-') ADVANCE(59);
       if (lookahead == '.') ADVANCE(10);
       if (lookahead == '/') ADVANCE(61);
       if (('0' <= lookahead && lookahead <= '9')) ADVANCE(44);
-      if (lookahead == ':') ADVANCE(51);
+      if (lookahead == ':') ADVANCE(53);
       if (lookahead == ';') ADVANCE(31);
       if (lookahead == '<') ADVANCE(69);
       if (lookahead == '=') ADVANCE(49);
@@ -1563,17 +1610,17 @@ static bool ts_lex(TSLexer *lexer, TSStateId state) {
       if (lookahead == '>') ADVANCE(75);
       END_STATE();
     case 51:
-      ACCEPT_TOKEN(anon_sym_COLON);
-      END_STATE();
-    case 52:
-      ACCEPT_TOKEN(anon_sym_DOT_DOT);
-      END_STATE();
-    case 53:
       ACCEPT_TOKEN(anon_sym_LPAREN);
       END_STATE();
-    case 54:
+    case 52:
       ACCEPT_TOKEN(anon_sym_RPAREN);
       END_STATE();
+    case 53:
+      ACCEPT_TOKEN(anon_sym_COLON);
+      END_STATE();
+    case 54:
+      ACCEPT_TOKEN(anon_sym_DOT_DOT);
+      END_STATE();
     case 55:
       ACCEPT_TOKEN(anon_sym_PLUS);
       END_STATE();
@@ -1715,447 +1762,483 @@ static bool ts_lex_keywords(TSLexer *lexer, TSStateId state) {
       if (lookahead == 'e') ADVANCE(31);
       END_STATE();
     case 9:
-      if (lookahead == 'u') ADVANCE(32);
-      END_STATE();
-    case 10:
+      if (lookahead == 'o') ADVANCE(32);
       if (lookahead == 'u') ADVANCE(33);
       END_STATE();
+    case 10:
+      if (lookahead == 'p') ADVANCE(34);
+      if (lookahead == 'u') ADVANCE(35);
+      END_STATE();
     case 11:
-      if (lookahead == 'a') ADVANCE(34);
-      if (lookahead == 'e') ADVANCE(35);
+      if (lookahead == 'a') ADVANCE(36);
+      if (lookahead == 'e') ADVANCE(37);
       END_STATE();
     case 12:
-      if (lookahead == 't') ADVANCE(36);
+      if (lookahead == 'o') ADVANCE(38);
+      if (lookahead == 't') ADVANCE(39);
       END_STATE();
     case 13:
-      if (lookahead == 'o') ADVANCE(37);
-      if (lookahead == 'r') ADVANCE(38);
+      if (lookahead == 'o') ADVANCE(40);
+      if (lookahead == 'r') ADVANCE(41);
       END_STATE();
     case 14:
-      if (lookahead == 'h') ADVANCE(39);
-      if (lookahead == 'r') ADVANCE(40);
+      if (lookahead == 'h') ADVANCE(42);
+      if (lookahead == 'r') ADVANCE(43);
       END_STATE();
     case 15:
-      if (lookahead == 'y') ADVANCE(41);
+      if (lookahead == 'y') ADVANCE(44);
       END_STATE();
     case 16:
-      if (lookahead == 's') ADVANCE(42);
-      if (lookahead == 'y') ADVANCE(43);
+      if (lookahead == 's') ADVANCE(45);
+      if (lookahead == 'y') ADVANCE(46);
       END_STATE();
     case 17:
-      if (lookahead == 's') ADVANCE(44);
-      END_STATE();
-    case 18:
-      if (lookahead == 'o') ADVANCE(45);
-      END_STATE();
-    case 19:
-      if (lookahead == 'w') ADVANCE(46);
-      END_STATE();
-    case 20:
       if (lookahead == 's') ADVANCE(47);
       END_STATE();
+    case 18:
+      if (lookahead == 'o') ADVANCE(48);
+      END_STATE();
+    case 19:
+      if (lookahead == 'w') ADVANCE(49);
+      END_STATE();
+    case 20:
+      if (lookahead == 's') ADVANCE(50);
+      END_STATE();
     case 21:
-      if (lookahead == 'l') ADVANCE(48);
+      if (lookahead == 'l') ADVANCE(51);
       END_STATE();
     case 22:
-      if (lookahead == 's') ADVANCE(49);
+      if (lookahead == 's') ADVANCE(52);
       END_STATE();
     case 23:
-      if (lookahead == 'o') ADVANCE(50);
+      if (lookahead == 'o') ADVANCE(53);
       END_STATE();
     case 24:
       ACCEPT_TOKEN(anon_sym_fn);
       END_STATE();
     case 25:
-      if (lookahead == 'r') ADVANCE(51);
+      if (lookahead == 'r') ADVANCE(54);
       END_STATE();
     case 26:
-      if (lookahead == 'o') ADVANCE(52);
+      if (lookahead == 'o') ADVANCE(55);
       END_STATE();
     case 27:
       ACCEPT_TOKEN(anon_sym_if);
       END_STATE();
     case 28:
       ACCEPT_TOKEN(anon_sym_in);
-      if (lookahead == 't') ADVANCE(53);
-      END_STATE();
-    case 29:
-      if (lookahead == 'n') ADVANCE(54);
-      END_STATE();
-    case 30:
-      if (lookahead == 'p') ADVANCE(55);
       if (lookahead == 't') ADVANCE(56);
       END_STATE();
-    case 31:
-      if (lookahead == 't') ADVANCE(57);
+    case 29:
+      if (lookahead == 'n') ADVANCE(57);
       END_STATE();
-    case 32:
-      if (lookahead == 'm') ADVANCE(58);
-      END_STATE();
-    case 33:
+    case 30:
+      if (lookahead == 'p') ADVANCE(58);
       if (lookahead == 't') ADVANCE(59);
       END_STATE();
+    case 31:
+      if (lookahead == 't') ADVANCE(60);
+      END_STATE();
+    case 32:
+      if (lookahead == 'n') ADVANCE(61);
+      END_STATE();
+    case 33:
+      if (lookahead == 'm') ADVANCE(62);
+      END_STATE();
     case 34:
-      if (lookahead == 'n') ADVANCE(60);
+      if (lookahead == 't') ADVANCE(63);
       END_STATE();
     case 35:
-      if (lookahead == 'a') ADVANCE(61);
-      if (lookahead == 't') ADVANCE(62);
+      if (lookahead == 't') ADVANCE(64);
       END_STATE();
     case 36:
-      if (lookahead == 'r') ADVANCE(63);
+      if (lookahead == 'n') ADVANCE(65);
       END_STATE();
     case 37:
-      if (lookahead == '_') ADVANCE(64);
+      if (lookahead == 'a') ADVANCE(66);
+      if (lookahead == 't') ADVANCE(67);
       END_STATE();
     case 38:
-      if (lookahead == 'u') ADVANCE(65);
+      if (lookahead == 'm') ADVANCE(68);
       END_STATE();
     case 39:
-      if (lookahead == 'i') ADVANCE(66);
+      if (lookahead == 'r') ADVANCE(69);
       END_STATE();
     case 40:
-      if (lookahead == 'i') ADVANCE(67);
+      if (lookahead == '_') ADVANCE(70);
       END_STATE();
     case 41:
-      ACCEPT_TOKEN(anon_sym_any);
+      if (lookahead == 'u') ADVANCE(71);
       END_STATE();
     case 42:
-      if (lookahead == 'e') ADVANCE(68);
+      if (lookahead == 'i') ADVANCE(72);
       END_STATE();
     case 43:
-      if (lookahead == 'n') ADVANCE(69);
+      if (lookahead == 'i') ADVANCE(73);
       END_STATE();
     case 44:
-      if (lookahead == 'h') ADVANCE(70);
+      ACCEPT_TOKEN(anon_sym_any);
       END_STATE();
     case 45:
-      if (lookahead == 'l') ADVANCE(71);
+      if (lookahead == 'e') ADVANCE(74);
       END_STATE();
     case 46:
-      if (lookahead == 'n') ADVANCE(72);
+      if (lookahead == 'n') ADVANCE(75);
       END_STATE();
     case 47:
-      if (lookahead == 'e') ADVANCE(73);
+      if (lookahead == 'h') ADVANCE(76);
       END_STATE();
     case 48:
-      if (lookahead == 's') ADVANCE(74);
+      if (lookahead == 'l') ADVANCE(77);
       END_STATE();
     case 49:
-      if (lookahead == 'h') ADVANCE(75);
+      if (lookahead == 'n') ADVANCE(78);
       END_STATE();
     case 50:
-      if (lookahead == 'a') ADVANCE(76);
+      if (lookahead == 'e') ADVANCE(79);
       END_STATE();
     case 51:
-      ACCEPT_TOKEN(anon_sym_for);
+      if (lookahead == 's') ADVANCE(80);
       END_STATE();
     case 52:
-      if (lookahead == 'm') ADVANCE(77);
+      if (lookahead == 'h') ADVANCE(81);
       END_STATE();
     case 53:
-      ACCEPT_TOKEN(anon_sym_int);
+      if (lookahead == 'a') ADVANCE(82);
       END_STATE();
     case 54:
-      if (lookahead == 'g') ADVANCE(78);
+      ACCEPT_TOKEN(anon_sym_for);
       END_STATE();
     case 55:
-      ACCEPT_TOKEN(anon_sym_map);
+      if (lookahead == 'm') ADVANCE(83);
       END_STATE();
     case 56:
-      if (lookahead == 'c') ADVANCE(79);
+      ACCEPT_TOKEN(anon_sym_int);
       END_STATE();
     case 57:
-      if (lookahead == 'a') ADVANCE(80);
+      if (lookahead == 'g') ADVANCE(84);
       END_STATE();
     case 58:
-      ACCEPT_TOKEN(anon_sym_num);
+      ACCEPT_TOKEN(anon_sym_map);
       END_STATE();
     case 59:
-      if (lookahead == 'p') ADVANCE(81);
+      if (lookahead == 'c') ADVANCE(85);
       END_STATE();
     case 60:
-      if (lookahead == 'd') ADVANCE(82);
+      if (lookahead == 'a') ADVANCE(86);
       END_STATE();
     case 61:
-      if (lookahead == 'd') ADVANCE(83);
+      if (lookahead == 'e') ADVANCE(87);
       END_STATE();
     case 62:
-      if (lookahead == 'u') ADVANCE(84);
+      ACCEPT_TOKEN(anon_sym_num);
       END_STATE();
     case 63:
-      ACCEPT_TOKEN(anon_sym_str);
+      if (lookahead == 'i') ADVANCE(88);
       END_STATE();
     case 64:
-      if (lookahead == 'j') ADVANCE(85);
+      if (lookahead == 'p') ADVANCE(89);
       END_STATE();
     case 65:
-      if (lookahead == 'e') ADVANCE(86);
+      if (lookahead == 'd') ADVANCE(90);
       END_STATE();
     case 66:
-      if (lookahead == 'l') ADVANCE(87);
+      if (lookahead == 'd') ADVANCE(91);
       END_STATE();
     case 67:
-      if (lookahead == 't') ADVANCE(88);
+      if (lookahead == 'u') ADVANCE(92);
       END_STATE();
     case 68:
-      if (lookahead == 'r') ADVANCE(89);
+      if (lookahead == 'e') ADVANCE(93);
       END_STATE();
     case 69:
-      if (lookahead == 'c') ADVANCE(90);
+      ACCEPT_TOKEN(anon_sym_str);
       END_STATE();
     case 70:
-      ACCEPT_TOKEN(anon_sym_bash);
+      if (lookahead == 'j') ADVANCE(94);
       END_STATE();
     case 71:
-      ACCEPT_TOKEN(anon_sym_bool);
+      if (lookahead == 'e') ADVANCE(95);
       END_STATE();
     case 72:
-      if (lookahead == 'l') ADVANCE(91);
+      if (lookahead == 'l') ADVANCE(96);
       END_STATE();
     case 73:
-      ACCEPT_TOKEN(anon_sym_else);
+      if (lookahead == 't') ADVANCE(97);
       END_STATE();
     case 74:
-      if (lookahead == 'e') ADVANCE(92);
+      if (lookahead == 'r') ADVANCE(98);
       END_STATE();
     case 75:
-      ACCEPT_TOKEN(anon_sym_fish);
+      if (lookahead == 'c') ADVANCE(99);
       END_STATE();
     case 76:
-      if (lookahead == 't') ADVANCE(93);
+      ACCEPT_TOKEN(anon_sym_bash);
       END_STATE();
     case 77:
-      if (lookahead == '_') ADVANCE(94);
+      ACCEPT_TOKEN(anon_sym_bool);
       END_STATE();
     case 78:
-      if (lookahead == 't') ADVANCE(95);
+      if (lookahead == 'l') ADVANCE(100);
       END_STATE();
     case 79:
-      if (lookahead == 'h') ADVANCE(96);
+      ACCEPT_TOKEN(anon_sym_else);
       END_STATE();
     case 80:
-      if (lookahead == 'd') ADVANCE(97);
+      if (lookahead == 'e') ADVANCE(101);
       END_STATE();
     case 81:
-      if (lookahead == 'u') ADVANCE(98);
+      ACCEPT_TOKEN(anon_sym_fish);
       END_STATE();
     case 82:
-      if (lookahead == 'o') ADVANCE(99);
+      if (lookahead == 't') ADVANCE(102);
       END_STATE();
     case 83:
-      ACCEPT_TOKEN(anon_sym_read);
+      if (lookahead == '_') ADVANCE(103);
       END_STATE();
     case 84:
-      if (lookahead == 'r') ADVANCE(100);
-      END_STATE();
-    case 85:
-      if (lookahead == 's') ADVANCE(101);
-      END_STATE();
-    case 86:
-      ACCEPT_TOKEN(anon_sym_true);
-      END_STATE();
-    case 87:
-      if (lookahead == 'e') ADVANCE(102);
-      END_STATE();
-    case 88:
-      if (lookahead == 'e') ADVANCE(103);
-      END_STATE();
-    case 89:
       if (lookahead == 't') ADVANCE(104);
       END_STATE();
+    case 85:
+      if (lookahead == 'h') ADVANCE(105);
+      END_STATE();
+    case 86:
+      if (lookahead == 'd') ADVANCE(106);
+      END_STATE();
+    case 87:
+      ACCEPT_TOKEN(anon_sym_none);
+      END_STATE();
+    case 88:
+      if (lookahead == 'o') ADVANCE(107);
+      END_STATE();
+    case 89:
+      if (lookahead == 'u') ADVANCE(108);
+      END_STATE();
     case 90:
-      ACCEPT_TOKEN(anon_sym_async);
+      if (lookahead == 'o') ADVANCE(109);
       END_STATE();
     case 91:
-      if (lookahead == 'o') ADVANCE(105);
+      ACCEPT_TOKEN(anon_sym_read);
       END_STATE();
     case 92:
-      ACCEPT_TOKEN(anon_sym_false);
+      if (lookahead == 'r') ADVANCE(110);
       END_STATE();
     case 93:
-      ACCEPT_TOKEN(anon_sym_float);
+      ACCEPT_TOKEN(anon_sym_some);
       END_STATE();
     case 94:
-      if (lookahead == 'j') ADVANCE(106);
+      if (lookahead == 's') ADVANCE(111);
       END_STATE();
     case 95:
-      if (lookahead == 'h') ADVANCE(107);
+      ACCEPT_TOKEN(anon_sym_true);
       END_STATE();
     case 96:
-      ACCEPT_TOKEN(anon_sym_match);
+      if (lookahead == 'e') ADVANCE(112);
       END_STATE();
     case 97:
-      if (lookahead == 'a') ADVANCE(108);
+      if (lookahead == 'e') ADVANCE(113);
       END_STATE();
     case 98:
-      if (lookahead == 't') ADVANCE(109);
+      if (lookahead == 't') ADVANCE(114);
       END_STATE();
     case 99:
-      if (lookahead == 'm') ADVANCE(110);
+      ACCEPT_TOKEN(anon_sym_async);
       END_STATE();
     case 100:
-      if (lookahead == 'n') ADVANCE(111);
+      if (lookahead == 'o') ADVANCE(115);
       END_STATE();
     case 101:
-      if (lookahead == 'o') ADVANCE(112);
+      ACCEPT_TOKEN(anon_sym_false);
       END_STATE();
     case 102:
-      ACCEPT_TOKEN(anon_sym_while);
+      ACCEPT_TOKEN(anon_sym_float);
       END_STATE();
     case 103:
-      ACCEPT_TOKEN(anon_sym_write);
+      if (lookahead == 'j') ADVANCE(116);
       END_STATE();
     case 104:
-      ACCEPT_TOKEN(anon_sym_assert);
-      if (lookahead == '_') ADVANCE(113);
+      if (lookahead == 'h') ADVANCE(117);
       END_STATE();
     case 105:
-      if (lookahead == 'a') ADVANCE(114);
+      ACCEPT_TOKEN(anon_sym_match);
       END_STATE();
     case 106:
-      if (lookahead == 's') ADVANCE(115);
+      if (lookahead == 'a') ADVANCE(118);
       END_STATE();
     case 107:
-      ACCEPT_TOKEN(anon_sym_length);
-      END_STATE();
-    case 108:
-      if (lookahead == 't') ADVANCE(116);
-      END_STATE();
-    case 109:
-      ACCEPT_TOKEN(anon_sym_output);
-      if (lookahead == '_') ADVANCE(117);
-      END_STATE();
-    case 110:
-      ACCEPT_TOKEN(anon_sym_random);
-      if (lookahead == '_') ADVANCE(118);
-      END_STATE();
-    case 111:
-      ACCEPT_TOKEN(anon_sym_return);
-      END_STATE();
-    case 112:
       if (lookahead == 'n') ADVANCE(119);
       END_STATE();
+    case 108:
+      if (lookahead == 't') ADVANCE(120);
+      END_STATE();
+    case 109:
+      if (lookahead == 'm') ADVANCE(121);
+      END_STATE();
+    case 110:
+      if (lookahead == 'n') ADVANCE(122);
+      END_STATE();
+    case 111:
+      if (lookahead == 'o') ADVANCE(123);
+      END_STATE();
+    case 112:
+      ACCEPT_TOKEN(anon_sym_while);
+      END_STATE();
     case 113:
-      if (lookahead == 'e') ADVANCE(120);
+      ACCEPT_TOKEN(anon_sym_write);
       END_STATE();
     case 114:
-      if (lookahead == 'd') ADVANCE(121);
+      ACCEPT_TOKEN(anon_sym_assert);
+      if (lookahead == '_') ADVANCE(124);
       END_STATE();
     case 115:
-      if (lookahead == 'o') ADVANCE(122);
+      if (lookahead == 'a') ADVANCE(125);
       END_STATE();
     case 116:
-      if (lookahead == 'a') ADVANCE(123);
+      if (lookahead == 's') ADVANCE(126);
       END_STATE();
     case 117:
-      if (lookahead == 'e') ADVANCE(124);
+      ACCEPT_TOKEN(anon_sym_length);
       END_STATE();
     case 118:
-      if (lookahead == 'b') ADVANCE(125);
-      if (lookahead == 'f') ADVANCE(126);
-      if (lookahead == 'i') ADVANCE(127);
+      if (lookahead == 't') ADVANCE(127);
       END_STATE();
     case 119:
-      ACCEPT_TOKEN(anon_sym_to_json);
+      ACCEPT_TOKEN(anon_sym_option);
       END_STATE();
     case 120:
-      if (lookahead == 'q') ADVANCE(128);
+      ACCEPT_TOKEN(anon_sym_output);
+      if (lookahead == '_') ADVANCE(128);
       END_STATE();
     case 121:
-      ACCEPT_TOKEN(anon_sym_download);
+      ACCEPT_TOKEN(anon_sym_random);
+      if (lookahead == '_') ADVANCE(129);
       END_STATE();
     case 122:
-      if (lookahead == 'n') ADVANCE(129);
+      ACCEPT_TOKEN(anon_sym_return);
       END_STATE();
     case 123:
-      ACCEPT_TOKEN(anon_sym_metadata);
+      if (lookahead == 'n') ADVANCE(130);
       END_STATE();
     case 124:
-      if (lookahead == 'r') ADVANCE(130);
+      if (lookahead == 'e') ADVANCE(131);
       END_STATE();
     case 125:
-      if (lookahead == 'o') ADVANCE(131);
+      if (lookahead == 'd') ADVANCE(132);
       END_STATE();
     case 126:
-      if (lookahead == 'l') ADVANCE(132);
+      if (lookahead == 'o') ADVANCE(133);
       END_STATE();
     case 127:
-      if (lookahead == 'n') ADVANCE(133);
+      if (lookahead == 'a') ADVANCE(134);
       END_STATE();
     case 128:
-      if (lookahead == 'u') ADVANCE(134);
+      if (lookahead == 'e') ADVANCE(135);
       END_STATE();
     case 129:
-      ACCEPT_TOKEN(anon_sym_from_json);
+      if (lookahead == 'b') ADVANCE(136);
+      if (lookahead == 'f') ADVANCE(137);
+      if (lookahead == 'i') ADVANCE(138);
       END_STATE();
     case 130:
-      if (lookahead == 'r') ADVANCE(135);
+      ACCEPT_TOKEN(anon_sym_to_json);
       END_STATE();
     case 131:
-      if (lookahead == 'o') ADVANCE(136);
+      if (lookahead == 'q') ADVANCE(139);
       END_STATE();
     case 132:
-      if (lookahead == 'o') ADVANCE(137);
+      ACCEPT_TOKEN(anon_sym_download);
       END_STATE();
     case 133:
-      if (lookahead == 't') ADVANCE(138);
+      if (lookahead == 'n') ADVANCE(140);
       END_STATE();
     case 134:
-      if (lookahead == 'a') ADVANCE(139);
+      ACCEPT_TOKEN(anon_sym_metadata);
       END_STATE();
     case 135:
-      if (lookahead == 'o') ADVANCE(140);
+      if (lookahead == 'r') ADVANCE(141);
       END_STATE();
     case 136:
-      if (lookahead == 'l') ADVANCE(141);
+      if (lookahead == 'o') ADVANCE(142);
       END_STATE();
     case 137:
-      if (lookahead == 'a') ADVANCE(142);
+      if (lookahead == 'l') ADVANCE(143);
       END_STATE();
     case 138:
-      if (lookahead == 'e') ADVANCE(143);
+      if (lookahead == 'n') ADVANCE(144);
       END_STATE();
     case 139:
-      if (lookahead == 'l') ADVANCE(144);
+      if (lookahead == 'u') ADVANCE(145);
       END_STATE();
     case 140:
-      if (lookahead == 'r') ADVANCE(145);
+      ACCEPT_TOKEN(anon_sym_from_json);
       END_STATE();
     case 141:
-      if (lookahead == 'e') ADVANCE(146);
+      if (lookahead == 'r') ADVANCE(146);
       END_STATE();
     case 142:
-      if (lookahead == 't') ADVANCE(147);
+      if (lookahead == 'o') ADVANCE(147);
       END_STATE();
     case 143:
-      if (lookahead == 'g') ADVANCE(148);
+      if (lookahead == 'o') ADVANCE(148);
       END_STATE();
     case 144:
-      ACCEPT_TOKEN(anon_sym_assert_equal);
+      if (lookahead == 't') ADVANCE(149);
       END_STATE();
     case 145:
-      ACCEPT_TOKEN(anon_sym_output_error);
+      if (lookahead == 'a') ADVANCE(150);
       END_STATE();
     case 146:
-      if (lookahead == 'a') ADVANCE(149);
+      if (lookahead == 'o') ADVANCE(151);
       END_STATE();
     case 147:
-      ACCEPT_TOKEN(anon_sym_random_float);
+      if (lookahead == 'l') ADVANCE(152);
       END_STATE();
     case 148:
-      if (lookahead == 'e') ADVANCE(150);
+      if (lookahead == 'a') ADVANCE(153);
       END_STATE();
     case 149:
-      if (lookahead == 'n') ADVANCE(151);
+      if (lookahead == 'e') ADVANCE(154);
       END_STATE();
     case 150:
-      if (lookahead == 'r') ADVANCE(152);
+      if (lookahead == 'l') ADVANCE(155);
       END_STATE();
     case 151:
-      ACCEPT_TOKEN(anon_sym_random_boolean);
+      if (lookahead == 'r') ADVANCE(156);
       END_STATE();
     case 152:
+      if (lookahead == 'e') ADVANCE(157);
+      END_STATE();
+    case 153:
+      if (lookahead == 't') ADVANCE(158);
+      END_STATE();
+    case 154:
+      if (lookahead == 'g') ADVANCE(159);
+      END_STATE();
+    case 155:
+      ACCEPT_TOKEN(anon_sym_assert_equal);
+      END_STATE();
+    case 156:
+      ACCEPT_TOKEN(anon_sym_output_error);
+      END_STATE();
+    case 157:
+      if (lookahead == 'a') ADVANCE(160);
+      END_STATE();
+    case 158:
+      ACCEPT_TOKEN(anon_sym_random_float);
+      END_STATE();
+    case 159:
+      if (lookahead == 'e') ADVANCE(161);
+      END_STATE();
+    case 160:
+      if (lookahead == 'n') ADVANCE(162);
+      END_STATE();
+    case 161:
+      if (lookahead == 'r') ADVANCE(163);
+      END_STATE();
+    case 162:
+      ACCEPT_TOKEN(anon_sym_random_boolean);
+      END_STATE();
+    case 163:
       ACCEPT_TOKEN(anon_sym_random_integer);
       END_STATE();
     default:
@@ -2173,20 +2256,20 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [6] = {.lex_state = 1},
   [7] = {.lex_state = 25},
   [8] = {.lex_state = 25},
-  [9] = {.lex_state = 1},
+  [9] = {.lex_state = 25},
   [10] = {.lex_state = 1},
   [11] = {.lex_state = 25},
-  [12] = {.lex_state = 1},
+  [12] = {.lex_state = 25},
   [13] = {.lex_state = 25},
-  [14] = {.lex_state = 1},
+  [14] = {.lex_state = 25},
   [15] = {.lex_state = 1},
   [16] = {.lex_state = 25},
-  [17] = {.lex_state = 25},
+  [17] = {.lex_state = 1},
   [18] = {.lex_state = 25},
-  [19] = {.lex_state = 25},
+  [19] = {.lex_state = 1},
   [20] = {.lex_state = 25},
   [21] = {.lex_state = 25},
-  [22] = {.lex_state = 25},
+  [22] = {.lex_state = 1},
   [23] = {.lex_state = 25},
   [24] = {.lex_state = 25},
   [25] = {.lex_state = 25},
@@ -2243,8 +2326,8 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [76] = {.lex_state = 25},
   [77] = {.lex_state = 25},
   [78] = {.lex_state = 25},
-  [79] = {.lex_state = 1},
-  [80] = {.lex_state = 1},
+  [79] = {.lex_state = 25},
+  [80] = {.lex_state = 25},
   [81] = {.lex_state = 1},
   [82] = {.lex_state = 1},
   [83] = {.lex_state = 1},
@@ -2274,67 +2357,67 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [107] = {.lex_state = 1},
   [108] = {.lex_state = 1},
   [109] = {.lex_state = 1},
-  [110] = {.lex_state = 2},
+  [110] = {.lex_state = 1},
   [111] = {.lex_state = 1},
   [112] = {.lex_state = 1},
-  [113] = {.lex_state = 2},
-  [114] = {.lex_state = 2},
-  [115] = {.lex_state = 2},
+  [113] = {.lex_state = 1},
+  [114] = {.lex_state = 1},
+  [115] = {.lex_state = 1},
   [116] = {.lex_state = 2},
   [117] = {.lex_state = 1},
   [118] = {.lex_state = 1},
-  [119] = {.lex_state = 2},
-  [120] = {.lex_state = 1},
+  [119] = {.lex_state = 1},
+  [120] = {.lex_state = 2},
   [121] = {.lex_state = 2},
   [122] = {.lex_state = 2},
   [123] = {.lex_state = 1},
   [124] = {.lex_state = 2},
   [125] = {.lex_state = 2},
   [126] = {.lex_state = 2},
-  [127] = {.lex_state = 2},
+  [127] = {.lex_state = 1},
   [128] = {.lex_state = 2},
-  [129] = {.lex_state = 2},
-  [130] = {.lex_state = 2},
-  [131] = {.lex_state = 2},
-  [132] = {.lex_state = 2},
+  [129] = {.lex_state = 1},
+  [130] = {.lex_state = 1},
+  [131] = {.lex_state = 1},
+  [132] = {.lex_state = 1},
   [133] = {.lex_state = 2},
-  [134] = {.lex_state = 2},
-  [135] = {.lex_state = 2},
+  [134] = {.lex_state = 1},
+  [135] = {.lex_state = 1},
   [136] = {.lex_state = 2},
   [137] = {.lex_state = 2},
   [138] = {.lex_state = 2},
-  [139] = {.lex_state = 2},
+  [139] = {.lex_state = 1},
   [140] = {.lex_state = 2},
-  [141] = {.lex_state = 2},
-  [142] = {.lex_state = 1},
-  [143] = {.lex_state = 1},
+  [141] = {.lex_state = 1},
+  [142] = {.lex_state = 2},
+  [143] = {.lex_state = 2},
   [144] = {.lex_state = 1},
-  [145] = {.lex_state = 1},
+  [145] = {.lex_state = 2},
   [146] = {.lex_state = 1},
   [147] = {.lex_state = 1},
-  [148] = {.lex_state = 1},
+  [148] = {.lex_state = 2},
   [149] = {.lex_state = 1},
-  [150] = {.lex_state = 1},
-  [151] = {.lex_state = 0},
-  [152] = {.lex_state = 1},
+  [150] = {.lex_state = 2},
+  [151] = {.lex_state = 2},
+  [152] = {.lex_state = 2},
   [153] = {.lex_state = 1},
-  [154] = {.lex_state = 1},
-  [155] = {.lex_state = 3},
-  [156] = {.lex_state = 1},
+  [154] = {.lex_state = 2},
+  [155] = {.lex_state = 1},
+  [156] = {.lex_state = 2},
   [157] = {.lex_state = 1},
   [158] = {.lex_state = 1},
-  [159] = {.lex_state = 1},
-  [160] = {.lex_state = 1},
-  [161] = {.lex_state = 0},
-  [162] = {.lex_state = 1},
-  [163] = {.lex_state = 1},
+  [159] = {.lex_state = 2},
+  [160] = {.lex_state = 2},
+  [161] = {.lex_state = 2},
+  [162] = {.lex_state = 2},
+  [163] = {.lex_state = 2},
   [164] = {.lex_state = 1},
-  [165] = {.lex_state = 3},
-  [166] = {.lex_state = 0},
+  [165] = {.lex_state = 2},
+  [166] = {.lex_state = 1},
   [167] = {.lex_state = 1},
   [168] = {.lex_state = 1},
-  [169] = {.lex_state = 1},
-  [170] = {.lex_state = 1},
+  [169] = {.lex_state = 0},
+  [170] = {.lex_state = 0},
   [171] = {.lex_state = 1},
   [172] = {.lex_state = 1},
   [173] = {.lex_state = 1},
@@ -2357,7 +2440,7 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [190] = {.lex_state = 1},
   [191] = {.lex_state = 1},
   [192] = {.lex_state = 1},
-  [193] = {.lex_state = 1},
+  [193] = {.lex_state = 0},
   [194] = {.lex_state = 1},
   [195] = {.lex_state = 1},
   [196] = {.lex_state = 1},
@@ -2374,42 +2457,42 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [207] = {.lex_state = 1},
   [208] = {.lex_state = 1},
   [209] = {.lex_state = 1},
-  [210] = {.lex_state = 2},
-  [211] = {.lex_state = 2},
-  [212] = {.lex_state = 2},
-  [213] = {.lex_state = 0},
-  [214] = {.lex_state = 0},
-  [215] = {.lex_state = 0},
-  [216] = {.lex_state = 0},
-  [217] = {.lex_state = 25},
-  [218] = {.lex_state = 25},
-  [219] = {.lex_state = 25},
-  [220] = {.lex_state = 25},
-  [221] = {.lex_state = 25},
-  [222] = {.lex_state = 25},
-  [223] = {.lex_state = 25},
+  [210] = {.lex_state = 1},
+  [211] = {.lex_state = 1},
+  [212] = {.lex_state = 1},
+  [213] = {.lex_state = 1},
+  [214] = {.lex_state = 1},
+  [215] = {.lex_state = 1},
+  [216] = {.lex_state = 1},
+  [217] = {.lex_state = 3},
+  [218] = {.lex_state = 0},
+  [219] = {.lex_state = 0},
+  [220] = {.lex_state = 3},
+  [221] = {.lex_state = 0},
+  [222] = {.lex_state = 0},
+  [223] = {.lex_state = 2},
   [224] = {.lex_state = 25},
   [225] = {.lex_state = 25},
   [226] = {.lex_state = 25},
   [227] = {.lex_state = 25},
-  [228] = {.lex_state = 25},
-  [229] = {.lex_state = 5},
-  [230] = {.lex_state = 5},
-  [231] = {.lex_state = 5},
+  [228] = {.lex_state = 2},
+  [229] = {.lex_state = 25},
+  [230] = {.lex_state = 25},
+  [231] = {.lex_state = 25},
   [232] = {.lex_state = 25},
-  [233] = {.lex_state = 5},
-  [234] = {.lex_state = 5},
-  [235] = {.lex_state = 5},
-  [236] = {.lex_state = 5},
-  [237] = {.lex_state = 1},
-  [238] = {.lex_state = 1},
-  [239] = {.lex_state = 1},
-  [240] = {.lex_state = 1},
-  [241] = {.lex_state = 1},
-  [242] = {.lex_state = 1},
-  [243] = {.lex_state = 1},
-  [244] = {.lex_state = 1},
-  [245] = {.lex_state = 1},
+  [233] = {.lex_state = 25},
+  [234] = {.lex_state = 2},
+  [235] = {.lex_state = 25},
+  [236] = {.lex_state = 25},
+  [237] = {.lex_state = 25},
+  [238] = {.lex_state = 5},
+  [239] = {.lex_state = 5},
+  [240] = {.lex_state = 5},
+  [241] = {.lex_state = 25},
+  [242] = {.lex_state = 5},
+  [243] = {.lex_state = 5},
+  [244] = {.lex_state = 5},
+  [245] = {.lex_state = 5},
   [246] = {.lex_state = 1},
   [247] = {.lex_state = 1},
   [248] = {.lex_state = 1},
@@ -2434,75 +2517,93 @@ static const TSLexMode ts_lex_modes[STATE_COUNT] = {
   [267] = {.lex_state = 1},
   [268] = {.lex_state = 1},
   [269] = {.lex_state = 1},
-  [270] = {.lex_state = 2},
-  [271] = {.lex_state = 2},
-  [272] = {.lex_state = 2},
-  [273] = {.lex_state = 2},
+  [270] = {.lex_state = 1},
+  [271] = {.lex_state = 1},
+  [272] = {.lex_state = 1},
+  [273] = {.lex_state = 1},
   [274] = {.lex_state = 1},
   [275] = {.lex_state = 1},
-  [276] = {.lex_state = 2},
+  [276] = {.lex_state = 1},
   [277] = {.lex_state = 1},
-  [278] = {.lex_state = 2},
-  [279] = {.lex_state = 1},
-  [280] = {.lex_state = 2},
+  [278] = {.lex_state = 1},
+  [279] = {.lex_state = 2},
+  [280] = {.lex_state = 1},
   [281] = {.lex_state = 2},
-  [282] = {.lex_state = 1},
-  [283] = {.lex_state = 1},
-  [284] = {.lex_state = 1},
+  [282] = {.lex_state = 2},
+  [283] = {.lex_state = 2},
+  [284] = {.lex_state = 2},
   [285] = {.lex_state = 1},
   [286] = {.lex_state = 2},
-  [287] = {.lex_state = 2},
-  [288] = {.lex_state = 4},
-  [289] = {.lex_state = 7},
-  [290] = {.lex_state = 7},
-  [291] = {.lex_state = 7},
-  [292] = {.lex_state = 7},
-  [293] = {.lex_state = 7},
-  [294] = {.lex_state = 7},
-  [295] = {.lex_state = 1},
-  [296] = {.lex_state = 1},
-  [297] = {.lex_state = 1},
-  [298] = {.lex_state = 1},
-  [299] = {.lex_state = 1},
-  [300] = {.lex_state = 1},
-  [301] = {.lex_state = 1},
-  [302] = {.lex_state = 1},
-  [303] = {.lex_state = 1},
-  [304] = {.lex_state = 25},
-  [305] = {.lex_state = 25},
-  [306] = {.lex_state = 25},
-  [307] = {.lex_state = 25},
+  [287] = {.lex_state = 1},
+  [288] = {.lex_state = 1},
+  [289] = {.lex_state = 2},
+  [290] = {.lex_state = 2},
+  [291] = {.lex_state = 1},
+  [292] = {.lex_state = 1},
+  [293] = {.lex_state = 1},
+  [294] = {.lex_state = 1},
+  [295] = {.lex_state = 2},
+  [296] = {.lex_state = 2},
+  [297] = {.lex_state = 2},
+  [298] = {.lex_state = 2},
+  [299] = {.lex_state = 2},
+  [300] = {.lex_state = 4},
+  [301] = {.lex_state = 7},
+  [302] = {.lex_state = 7},
+  [303] = {.lex_state = 7},
+  [304] = {.lex_state = 7},
+  [305] = {.lex_state = 7},
+  [306] = {.lex_state = 7},
+  [307] = {.lex_state = 1},
   [308] = {.lex_state = 1},
   [309] = {.lex_state = 1},
   [310] = {.lex_state = 1},
   [311] = {.lex_state = 1},
   [312] = {.lex_state = 1},
   [313] = {.lex_state = 1},
-  [314] = {.lex_state = 25},
+  [314] = {.lex_state = 1},
   [315] = {.lex_state = 1},
   [316] = {.lex_state = 1},
-  [317] = {.lex_state = 0},
-  [318] = {.lex_state = 0},
-  [319] = {.lex_state = 0},
-  [320] = {.lex_state = 0},
-  [321] = {.lex_state = 0},
-  [322] = {.lex_state = 0},
-  [323] = {.lex_state = 0},
-  [324] = {.lex_state = 0},
-  [325] = {.lex_state = 0},
-  [326] = {.lex_state = 0},
+  [317] = {.lex_state = 25},
+  [318] = {.lex_state = 25},
+  [319] = {.lex_state = 25},
+  [320] = {.lex_state = 25},
+  [321] = {.lex_state = 1},
+  [322] = {.lex_state = 1},
+  [323] = {.lex_state = 1},
+  [324] = {.lex_state = 1},
+  [325] = {.lex_state = 1},
+  [326] = {.lex_state = 1},
   [327] = {.lex_state = 1},
-  [328] = {.lex_state = 1},
-  [329] = {.lex_state = 0},
+  [328] = {.lex_state = 25},
+  [329] = {.lex_state = 1},
   [330] = {.lex_state = 0},
   [331] = {.lex_state = 0},
-  [332] = {.lex_state = 5},
+  [332] = {.lex_state = 0},
   [333] = {.lex_state = 0},
   [334] = {.lex_state = 0},
   [335] = {.lex_state = 0},
   [336] = {.lex_state = 0},
-  [337] = {.lex_state = 5},
-  [338] = {.lex_state = 25},
+  [337] = {.lex_state = 0},
+  [338] = {.lex_state = 0},
+  [339] = {.lex_state = 0},
+  [340] = {.lex_state = 5},
+  [341] = {.lex_state = 0},
+  [342] = {.lex_state = 0},
+  [343] = {.lex_state = 25},
+  [344] = {.lex_state = 5},
+  [345] = {.lex_state = 1},
+  [346] = {.lex_state = 0},
+  [347] = {.lex_state = 0},
+  [348] = {.lex_state = 0},
+  [349] = {.lex_state = 0},
+  [350] = {.lex_state = 0},
+  [351] = {.lex_state = 0},
+  [352] = {.lex_state = 1},
+  [353] = {.lex_state = 0},
+  [354] = {.lex_state = 0},
+  [355] = {.lex_state = 0},
+  [356] = {.lex_state = 0},
 };
 
 static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
@@ -2523,10 +2624,12 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_LBRACK] = ACTIONS(1),
     [anon_sym_RBRACK] = ACTIONS(1),
     [anon_sym_EQ] = ACTIONS(1),
-    [anon_sym_COLON] = ACTIONS(1),
-    [anon_sym_DOT_DOT] = ACTIONS(1),
+    [anon_sym_none] = ACTIONS(1),
+    [anon_sym_some] = ACTIONS(1),
     [anon_sym_LPAREN] = ACTIONS(1),
     [anon_sym_RPAREN] = ACTIONS(1),
+    [anon_sym_COLON] = ACTIONS(1),
+    [anon_sym_DOT_DOT] = ACTIONS(1),
     [anon_sym_PLUS] = ACTIONS(1),
     [anon_sym_DASH] = ACTIONS(1),
     [anon_sym_STAR] = ACTIONS(1),
@@ -2555,11 +2658,12 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_any] = ACTIONS(1),
     [anon_sym_bool] = ACTIONS(1),
     [anon_sym_float] = ACTIONS(1),
-    [anon_sym_DASH_GT] = ACTIONS(1),
     [anon_sym_int] = ACTIONS(1),
     [anon_sym_map] = ACTIONS(1),
     [anon_sym_num] = ACTIONS(1),
     [anon_sym_str] = ACTIONS(1),
+    [anon_sym_DASH_GT] = ACTIONS(1),
+    [anon_sym_option] = ACTIONS(1),
     [anon_sym_fn] = ACTIONS(1),
     [anon_sym_assert] = ACTIONS(1),
     [anon_sym_assert_equal] = ACTIONS(1),
@@ -2580,31 +2684,32 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_write] = ACTIONS(1),
   },
   [1] = {
-    [sym_root] = STATE(334),
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(22),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(22),
+    [sym_root] = STATE(355),
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(21),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(21),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
@@ -2615,914 +2720,511 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
   [2] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
-    [ts_builtin_sym_end] = ACTIONS(35),
-    [sym__identifier_pattern] = ACTIONS(37),
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(8),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(75),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(8),
+    [aux_sym_map_repeat1] = STATE(275),
+    [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(40),
-    [anon_sym_LBRACE] = ACTIONS(43),
-    [anon_sym_RBRACE] = ACTIONS(35),
-    [sym_integer] = ACTIONS(46),
-    [sym_float] = ACTIONS(49),
-    [sym_string] = ACTIONS(49),
-    [anon_sym_true] = ACTIONS(52),
-    [anon_sym_false] = ACTIONS(52),
-    [anon_sym_LBRACK] = ACTIONS(55),
-    [anon_sym_LPAREN] = ACTIONS(58),
-    [anon_sym_if] = ACTIONS(61),
-    [anon_sym_match] = ACTIONS(64),
-    [anon_sym_while] = ACTIONS(67),
-    [anon_sym_for] = ACTIONS(70),
-    [anon_sym_asyncfor] = ACTIONS(73),
-    [anon_sym_return] = ACTIONS(76),
-    [anon_sym_assert] = ACTIONS(79),
-    [anon_sym_assert_equal] = ACTIONS(79),
-    [anon_sym_bash] = ACTIONS(79),
-    [anon_sym_download] = ACTIONS(79),
-    [anon_sym_fish] = ACTIONS(79),
-    [anon_sym_from_json] = ACTIONS(79),
-    [anon_sym_length] = ACTIONS(79),
-    [anon_sym_metadata] = ACTIONS(79),
-    [anon_sym_output] = ACTIONS(79),
-    [anon_sym_output_error] = ACTIONS(79),
-    [anon_sym_random] = ACTIONS(79),
-    [anon_sym_random_boolean] = ACTIONS(79),
-    [anon_sym_random_float] = ACTIONS(79),
-    [anon_sym_random_integer] = ACTIONS(79),
-    [anon_sym_read] = ACTIONS(79),
-    [anon_sym_to_json] = ACTIONS(79),
-    [anon_sym_write] = ACTIONS(79),
+    [anon_sym_async] = ACTIONS(7),
+    [anon_sym_LBRACE] = ACTIONS(9),
+    [anon_sym_RBRACE] = ACTIONS(39),
+    [sym_integer] = ACTIONS(11),
+    [sym_float] = ACTIONS(13),
+    [sym_string] = ACTIONS(13),
+    [anon_sym_true] = ACTIONS(15),
+    [anon_sym_false] = ACTIONS(15),
+    [anon_sym_LBRACK] = ACTIONS(17),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
   [3] = {
-    [sym_block] = STATE(218),
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
+    [ts_builtin_sym_end] = ACTIONS(41),
+    [sym__identifier_pattern] = ACTIONS(43),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(46),
+    [anon_sym_LBRACE] = ACTIONS(49),
+    [anon_sym_RBRACE] = ACTIONS(41),
+    [sym_integer] = ACTIONS(52),
+    [sym_float] = ACTIONS(55),
+    [sym_string] = ACTIONS(55),
+    [anon_sym_true] = ACTIONS(58),
+    [anon_sym_false] = ACTIONS(58),
+    [anon_sym_LBRACK] = ACTIONS(61),
+    [anon_sym_none] = ACTIONS(64),
+    [anon_sym_some] = ACTIONS(67),
+    [anon_sym_LPAREN] = ACTIONS(70),
+    [anon_sym_if] = ACTIONS(73),
+    [anon_sym_match] = ACTIONS(76),
+    [anon_sym_while] = ACTIONS(79),
+    [anon_sym_for] = ACTIONS(82),
+    [anon_sym_asyncfor] = ACTIONS(85),
+    [anon_sym_return] = ACTIONS(88),
+    [anon_sym_assert] = ACTIONS(91),
+    [anon_sym_assert_equal] = ACTIONS(91),
+    [anon_sym_bash] = ACTIONS(91),
+    [anon_sym_download] = ACTIONS(91),
+    [anon_sym_fish] = ACTIONS(91),
+    [anon_sym_from_json] = ACTIONS(91),
+    [anon_sym_length] = ACTIONS(91),
+    [anon_sym_metadata] = ACTIONS(91),
+    [anon_sym_output] = ACTIONS(91),
+    [anon_sym_output_error] = ACTIONS(91),
+    [anon_sym_random] = ACTIONS(91),
+    [anon_sym_random_boolean] = ACTIONS(91),
+    [anon_sym_random_float] = ACTIONS(91),
+    [anon_sym_random_integer] = ACTIONS(91),
+    [anon_sym_read] = ACTIONS(91),
+    [anon_sym_to_json] = ACTIONS(91),
+    [anon_sym_write] = ACTIONS(91),
+  },
+  [4] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(16),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(75),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(16),
+    [aux_sym_map_repeat1] = STATE(269),
+    [sym__identifier_pattern] = ACTIONS(5),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(7),
+    [anon_sym_LBRACE] = ACTIONS(9),
+    [anon_sym_RBRACE] = ACTIONS(94),
+    [sym_integer] = ACTIONS(11),
+    [sym_float] = ACTIONS(13),
+    [sym_string] = ACTIONS(13),
+    [anon_sym_true] = ACTIONS(15),
+    [anon_sym_false] = ACTIONS(15),
+    [anon_sym_LBRACK] = ACTIONS(17),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
+  },
+  [5] = {
+    [sym_block] = STATE(226),
     [sym_statement] = STATE(8),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(73),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(75),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
     [aux_sym_root_repeat1] = STATE(8),
     [aux_sym_map_repeat1] = STATE(265),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
     [anon_sym_LBRACE] = ACTIONS(9),
-    [anon_sym_RBRACE] = ACTIONS(82),
+    [anon_sym_RBRACE] = ACTIONS(96),
     [sym_integer] = ACTIONS(11),
     [sym_float] = ACTIONS(13),
     [sym_string] = ACTIONS(13),
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
-  },
-  [4] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(21),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(73),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(21),
-    [aux_sym_map_repeat1] = STATE(263),
-    [sym__identifier_pattern] = ACTIONS(5),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(7),
-    [anon_sym_LBRACE] = ACTIONS(9),
-    [anon_sym_RBRACE] = ACTIONS(84),
-    [sym_integer] = ACTIONS(11),
-    [sym_float] = ACTIONS(13),
-    [sym_string] = ACTIONS(13),
-    [anon_sym_true] = ACTIONS(15),
-    [anon_sym_false] = ACTIONS(15),
-    [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
-  },
-  [5] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(8),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(73),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(8),
-    [aux_sym_map_repeat1] = STATE(269),
-    [sym__identifier_pattern] = ACTIONS(5),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(7),
-    [anon_sym_LBRACE] = ACTIONS(9),
-    [anon_sym_RBRACE] = ACTIONS(86),
-    [sym_integer] = ACTIONS(11),
-    [sym_float] = ACTIONS(13),
-    [sym_string] = ACTIONS(13),
-    [anon_sym_true] = ACTIONS(15),
-    [anon_sym_false] = ACTIONS(15),
-    [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
   [6] = {
-    [sym_expression] = STATE(112),
-    [aux_sym__expression_list] = STATE(145),
-    [sym_identifier] = STATE(88),
-    [sym_value] = STATE(88),
+    [sym_expression] = STATE(114),
+    [aux_sym__expression_list] = STATE(153),
+    [sym_identifier] = STATE(94),
+    [sym_value] = STATE(94),
     [sym_boolean] = STATE(101),
     [sym_list] = STATE(101),
     [sym_map] = STATE(101),
-    [sym_index] = STATE(88),
-    [sym_math] = STATE(88),
-    [sym_math_operator] = STATE(207),
-    [sym_logic] = STATE(88),
-    [sym_logic_operator] = STATE(187),
+    [sym_option] = STATE(101),
+    [sym_index] = STATE(94),
+    [sym_math] = STATE(94),
+    [sym_math_operator] = STATE(172),
+    [sym_logic] = STATE(94),
+    [sym_logic_operator] = STATE(207),
     [sym_function] = STATE(101),
-    [sym_function_call] = STATE(88),
-    [sym_yield] = STATE(88),
-    [sym_built_in_function] = STATE(89),
-    [sym__identifier_pattern] = ACTIONS(88),
+    [sym_function_call] = STATE(94),
+    [sym_yield] = STATE(94),
+    [sym_built_in_function] = STATE(102),
+    [sym__identifier_pattern] = ACTIONS(98),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_LBRACE] = ACTIONS(90),
-    [sym_integer] = ACTIONS(92),
-    [sym_float] = ACTIONS(94),
-    [sym_string] = ACTIONS(94),
-    [anon_sym_true] = ACTIONS(96),
-    [anon_sym_false] = ACTIONS(96),
-    [anon_sym_LBRACK] = ACTIONS(98),
-    [anon_sym_COLON] = ACTIONS(100),
-    [anon_sym_LPAREN] = ACTIONS(102),
-    [anon_sym_RPAREN] = ACTIONS(104),
-    [anon_sym_PLUS] = ACTIONS(106),
-    [anon_sym_DASH] = ACTIONS(108),
-    [anon_sym_STAR] = ACTIONS(106),
-    [anon_sym_SLASH] = ACTIONS(106),
-    [anon_sym_PERCENT] = ACTIONS(106),
-    [anon_sym_EQ_EQ] = ACTIONS(110),
-    [anon_sym_BANG_EQ] = ACTIONS(110),
-    [anon_sym_AMP_AMP] = ACTIONS(110),
-    [anon_sym_PIPE_PIPE] = ACTIONS(110),
-    [anon_sym_GT] = ACTIONS(112),
-    [anon_sym_LT] = ACTIONS(112),
-    [anon_sym_GT_EQ] = ACTIONS(110),
-    [anon_sym_LT_EQ] = ACTIONS(110),
-    [anon_sym_DASH_GT] = ACTIONS(114),
-    [anon_sym_assert] = ACTIONS(116),
-    [anon_sym_assert_equal] = ACTIONS(116),
-    [anon_sym_bash] = ACTIONS(116),
-    [anon_sym_download] = ACTIONS(116),
-    [anon_sym_fish] = ACTIONS(116),
-    [anon_sym_from_json] = ACTIONS(116),
-    [anon_sym_length] = ACTIONS(116),
-    [anon_sym_metadata] = ACTIONS(116),
-    [anon_sym_output] = ACTIONS(116),
-    [anon_sym_output_error] = ACTIONS(116),
-    [anon_sym_random] = ACTIONS(116),
-    [anon_sym_random_boolean] = ACTIONS(116),
-    [anon_sym_random_float] = ACTIONS(116),
-    [anon_sym_random_integer] = ACTIONS(116),
-    [anon_sym_read] = ACTIONS(116),
-    [anon_sym_to_json] = ACTIONS(116),
-    [anon_sym_write] = ACTIONS(116),
+    [anon_sym_LBRACE] = ACTIONS(100),
+    [sym_integer] = ACTIONS(102),
+    [sym_float] = ACTIONS(104),
+    [sym_string] = ACTIONS(104),
+    [anon_sym_true] = ACTIONS(106),
+    [anon_sym_false] = ACTIONS(106),
+    [anon_sym_LBRACK] = ACTIONS(108),
+    [anon_sym_none] = ACTIONS(110),
+    [anon_sym_some] = ACTIONS(112),
+    [anon_sym_LPAREN] = ACTIONS(114),
+    [anon_sym_RPAREN] = ACTIONS(116),
+    [anon_sym_COLON] = ACTIONS(118),
+    [anon_sym_PLUS] = ACTIONS(120),
+    [anon_sym_DASH] = ACTIONS(122),
+    [anon_sym_STAR] = ACTIONS(120),
+    [anon_sym_SLASH] = ACTIONS(120),
+    [anon_sym_PERCENT] = ACTIONS(120),
+    [anon_sym_EQ_EQ] = ACTIONS(124),
+    [anon_sym_BANG_EQ] = ACTIONS(124),
+    [anon_sym_AMP_AMP] = ACTIONS(124),
+    [anon_sym_PIPE_PIPE] = ACTIONS(124),
+    [anon_sym_GT] = ACTIONS(126),
+    [anon_sym_LT] = ACTIONS(126),
+    [anon_sym_GT_EQ] = ACTIONS(124),
+    [anon_sym_LT_EQ] = ACTIONS(124),
+    [anon_sym_DASH_GT] = ACTIONS(128),
+    [anon_sym_assert] = ACTIONS(130),
+    [anon_sym_assert_equal] = ACTIONS(130),
+    [anon_sym_bash] = ACTIONS(130),
+    [anon_sym_download] = ACTIONS(130),
+    [anon_sym_fish] = ACTIONS(130),
+    [anon_sym_from_json] = ACTIONS(130),
+    [anon_sym_length] = ACTIONS(130),
+    [anon_sym_metadata] = ACTIONS(130),
+    [anon_sym_output] = ACTIONS(130),
+    [anon_sym_output_error] = ACTIONS(130),
+    [anon_sym_random] = ACTIONS(130),
+    [anon_sym_random_boolean] = ACTIONS(130),
+    [anon_sym_random_float] = ACTIONS(130),
+    [anon_sym_random_integer] = ACTIONS(130),
+    [anon_sym_read] = ACTIONS(130),
+    [anon_sym_to_json] = ACTIONS(130),
+    [anon_sym_write] = ACTIONS(130),
   },
   [7] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
     [anon_sym_LBRACE] = ACTIONS(9),
-    [anon_sym_RBRACE] = ACTIONS(118),
+    [anon_sym_RBRACE] = ACTIONS(132),
     [sym_integer] = ACTIONS(11),
     [sym_float] = ACTIONS(13),
     [sym_string] = ACTIONS(13),
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
   [8] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
     [anon_sym_LBRACE] = ACTIONS(9),
-    [anon_sym_RBRACE] = ACTIONS(120),
+    [anon_sym_RBRACE] = ACTIONS(134),
     [sym_integer] = ACTIONS(11),
     [sym_float] = ACTIONS(13),
     [sym_string] = ACTIONS(13),
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
   [9] = {
-    [sym_expression] = STATE(112),
-    [aux_sym__expression_list] = STATE(154),
-    [sym_identifier] = STATE(88),
-    [sym_value] = STATE(88),
-    [sym_boolean] = STATE(101),
-    [sym_list] = STATE(101),
-    [sym_map] = STATE(101),
-    [sym_index] = STATE(88),
-    [sym_math] = STATE(88),
-    [sym_math_operator] = STATE(207),
-    [sym_logic] = STATE(88),
-    [sym_logic_operator] = STATE(187),
-    [sym_function] = STATE(101),
-    [sym_function_call] = STATE(88),
-    [sym_yield] = STATE(88),
-    [sym_built_in_function] = STATE(89),
-    [sym__identifier_pattern] = ACTIONS(88),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_LBRACE] = ACTIONS(90),
-    [sym_integer] = ACTIONS(92),
-    [sym_float] = ACTIONS(94),
-    [sym_string] = ACTIONS(94),
-    [anon_sym_true] = ACTIONS(96),
-    [anon_sym_false] = ACTIONS(96),
-    [anon_sym_LBRACK] = ACTIONS(98),
-    [anon_sym_COLON] = ACTIONS(100),
-    [anon_sym_LPAREN] = ACTIONS(102),
-    [anon_sym_RPAREN] = ACTIONS(122),
-    [anon_sym_PLUS] = ACTIONS(106),
-    [anon_sym_DASH] = ACTIONS(108),
-    [anon_sym_STAR] = ACTIONS(106),
-    [anon_sym_SLASH] = ACTIONS(106),
-    [anon_sym_PERCENT] = ACTIONS(106),
-    [anon_sym_EQ_EQ] = ACTIONS(110),
-    [anon_sym_BANG_EQ] = ACTIONS(110),
-    [anon_sym_AMP_AMP] = ACTIONS(110),
-    [anon_sym_PIPE_PIPE] = ACTIONS(110),
-    [anon_sym_GT] = ACTIONS(112),
-    [anon_sym_LT] = ACTIONS(112),
-    [anon_sym_GT_EQ] = ACTIONS(110),
-    [anon_sym_LT_EQ] = ACTIONS(110),
-    [anon_sym_DASH_GT] = ACTIONS(114),
-    [anon_sym_assert] = ACTIONS(116),
-    [anon_sym_assert_equal] = ACTIONS(116),
-    [anon_sym_bash] = ACTIONS(116),
-    [anon_sym_download] = ACTIONS(116),
-    [anon_sym_fish] = ACTIONS(116),
-    [anon_sym_from_json] = ACTIONS(116),
-    [anon_sym_length] = ACTIONS(116),
-    [anon_sym_metadata] = ACTIONS(116),
-    [anon_sym_output] = ACTIONS(116),
-    [anon_sym_output_error] = ACTIONS(116),
-    [anon_sym_random] = ACTIONS(116),
-    [anon_sym_random_boolean] = ACTIONS(116),
-    [anon_sym_random_float] = ACTIONS(116),
-    [anon_sym_random_integer] = ACTIONS(116),
-    [anon_sym_read] = ACTIONS(116),
-    [anon_sym_to_json] = ACTIONS(116),
-    [anon_sym_write] = ACTIONS(116),
-  },
-  [10] = {
-    [sym_expression] = STATE(112),
-    [aux_sym__expression_list] = STATE(162),
-    [sym_identifier] = STATE(88),
-    [sym_value] = STATE(88),
-    [sym_boolean] = STATE(101),
-    [sym_list] = STATE(101),
-    [sym_map] = STATE(101),
-    [sym_index] = STATE(88),
-    [sym_math] = STATE(88),
-    [sym_math_operator] = STATE(209),
-    [sym_logic] = STATE(88),
-    [sym_logic_operator] = STATE(192),
-    [sym_function] = STATE(101),
-    [sym_function_call] = STATE(88),
-    [sym_yield] = STATE(88),
-    [sym_built_in_function] = STATE(89),
-    [sym__identifier_pattern] = ACTIONS(88),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_LBRACE] = ACTIONS(90),
-    [sym_integer] = ACTIONS(92),
-    [sym_float] = ACTIONS(94),
-    [sym_string] = ACTIONS(94),
-    [anon_sym_true] = ACTIONS(96),
-    [anon_sym_false] = ACTIONS(96),
-    [anon_sym_LBRACK] = ACTIONS(98),
-    [anon_sym_COLON] = ACTIONS(100),
-    [anon_sym_LPAREN] = ACTIONS(102),
-    [anon_sym_RPAREN] = ACTIONS(124),
-    [anon_sym_PLUS] = ACTIONS(106),
-    [anon_sym_DASH] = ACTIONS(108),
-    [anon_sym_STAR] = ACTIONS(106),
-    [anon_sym_SLASH] = ACTIONS(106),
-    [anon_sym_PERCENT] = ACTIONS(106),
-    [anon_sym_EQ_EQ] = ACTIONS(110),
-    [anon_sym_BANG_EQ] = ACTIONS(110),
-    [anon_sym_AMP_AMP] = ACTIONS(110),
-    [anon_sym_PIPE_PIPE] = ACTIONS(110),
-    [anon_sym_GT] = ACTIONS(112),
-    [anon_sym_LT] = ACTIONS(112),
-    [anon_sym_GT_EQ] = ACTIONS(110),
-    [anon_sym_LT_EQ] = ACTIONS(110),
-    [anon_sym_DASH_GT] = ACTIONS(114),
-    [anon_sym_assert] = ACTIONS(116),
-    [anon_sym_assert_equal] = ACTIONS(116),
-    [anon_sym_bash] = ACTIONS(116),
-    [anon_sym_download] = ACTIONS(116),
-    [anon_sym_fish] = ACTIONS(116),
-    [anon_sym_from_json] = ACTIONS(116),
-    [anon_sym_length] = ACTIONS(116),
-    [anon_sym_metadata] = ACTIONS(116),
-    [anon_sym_output] = ACTIONS(116),
-    [anon_sym_output_error] = ACTIONS(116),
-    [anon_sym_random] = ACTIONS(116),
-    [anon_sym_random_boolean] = ACTIONS(116),
-    [anon_sym_random_float] = ACTIONS(116),
-    [anon_sym_random_integer] = ACTIONS(116),
-    [anon_sym_read] = ACTIONS(116),
-    [anon_sym_to_json] = ACTIONS(116),
-    [anon_sym_write] = ACTIONS(116),
-  },
-  [11] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
-    [sym__identifier_pattern] = ACTIONS(5),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(7),
-    [anon_sym_LBRACE] = ACTIONS(9),
-    [anon_sym_RBRACE] = ACTIONS(126),
-    [sym_integer] = ACTIONS(11),
-    [sym_float] = ACTIONS(13),
-    [sym_string] = ACTIONS(13),
-    [anon_sym_true] = ACTIONS(15),
-    [anon_sym_false] = ACTIONS(15),
-    [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
-  },
-  [12] = {
-    [sym_expression] = STATE(112),
-    [aux_sym__expression_list] = STATE(150),
-    [sym_identifier] = STATE(88),
-    [sym_value] = STATE(88),
-    [sym_boolean] = STATE(101),
-    [sym_list] = STATE(101),
-    [sym_map] = STATE(101),
-    [sym_index] = STATE(88),
-    [sym_math] = STATE(88),
-    [sym_math_operator] = STATE(207),
-    [sym_logic] = STATE(88),
-    [sym_logic_operator] = STATE(187),
-    [sym_function] = STATE(101),
-    [sym_function_call] = STATE(88),
-    [sym_yield] = STATE(88),
-    [sym_built_in_function] = STATE(89),
-    [sym__identifier_pattern] = ACTIONS(88),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_LBRACE] = ACTIONS(90),
-    [sym_integer] = ACTIONS(92),
-    [sym_float] = ACTIONS(94),
-    [sym_string] = ACTIONS(94),
-    [anon_sym_true] = ACTIONS(96),
-    [anon_sym_false] = ACTIONS(96),
-    [anon_sym_LBRACK] = ACTIONS(98),
-    [anon_sym_COLON] = ACTIONS(100),
-    [anon_sym_LPAREN] = ACTIONS(102),
-    [anon_sym_RPAREN] = ACTIONS(128),
-    [anon_sym_PLUS] = ACTIONS(106),
-    [anon_sym_DASH] = ACTIONS(108),
-    [anon_sym_STAR] = ACTIONS(106),
-    [anon_sym_SLASH] = ACTIONS(106),
-    [anon_sym_PERCENT] = ACTIONS(106),
-    [anon_sym_EQ_EQ] = ACTIONS(110),
-    [anon_sym_BANG_EQ] = ACTIONS(110),
-    [anon_sym_AMP_AMP] = ACTIONS(110),
-    [anon_sym_PIPE_PIPE] = ACTIONS(110),
-    [anon_sym_GT] = ACTIONS(112),
-    [anon_sym_LT] = ACTIONS(112),
-    [anon_sym_GT_EQ] = ACTIONS(110),
-    [anon_sym_LT_EQ] = ACTIONS(110),
-    [anon_sym_DASH_GT] = ACTIONS(114),
-    [anon_sym_assert] = ACTIONS(116),
-    [anon_sym_assert_equal] = ACTIONS(116),
-    [anon_sym_bash] = ACTIONS(116),
-    [anon_sym_download] = ACTIONS(116),
-    [anon_sym_fish] = ACTIONS(116),
-    [anon_sym_from_json] = ACTIONS(116),
-    [anon_sym_length] = ACTIONS(116),
-    [anon_sym_metadata] = ACTIONS(116),
-    [anon_sym_output] = ACTIONS(116),
-    [anon_sym_output_error] = ACTIONS(116),
-    [anon_sym_random] = ACTIONS(116),
-    [anon_sym_random_boolean] = ACTIONS(116),
-    [anon_sym_random_float] = ACTIONS(116),
-    [anon_sym_random_integer] = ACTIONS(116),
-    [anon_sym_read] = ACTIONS(116),
-    [anon_sym_to_json] = ACTIONS(116),
-    [anon_sym_write] = ACTIONS(116),
-  },
-  [13] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
-    [sym__identifier_pattern] = ACTIONS(5),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(7),
-    [anon_sym_LBRACE] = ACTIONS(9),
-    [anon_sym_RBRACE] = ACTIONS(130),
-    [sym_integer] = ACTIONS(11),
-    [sym_float] = ACTIONS(13),
-    [sym_string] = ACTIONS(13),
-    [anon_sym_true] = ACTIONS(15),
-    [anon_sym_false] = ACTIONS(15),
-    [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
-  },
-  [14] = {
-    [sym_expression] = STATE(112),
-    [aux_sym__expression_list] = STATE(152),
-    [sym_identifier] = STATE(88),
-    [sym_value] = STATE(88),
-    [sym_boolean] = STATE(101),
-    [sym_list] = STATE(101),
-    [sym_map] = STATE(101),
-    [sym_index] = STATE(88),
-    [sym_math] = STATE(88),
-    [sym_math_operator] = STATE(209),
-    [sym_logic] = STATE(88),
-    [sym_logic_operator] = STATE(197),
-    [sym_function] = STATE(101),
-    [sym_function_call] = STATE(88),
-    [sym_yield] = STATE(88),
-    [sym_built_in_function] = STATE(89),
-    [sym__identifier_pattern] = ACTIONS(88),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_LBRACE] = ACTIONS(90),
-    [sym_integer] = ACTIONS(92),
-    [sym_float] = ACTIONS(94),
-    [sym_string] = ACTIONS(94),
-    [anon_sym_true] = ACTIONS(96),
-    [anon_sym_false] = ACTIONS(96),
-    [anon_sym_LBRACK] = ACTIONS(98),
-    [anon_sym_COLON] = ACTIONS(100),
-    [anon_sym_LPAREN] = ACTIONS(102),
-    [anon_sym_RPAREN] = ACTIONS(132),
-    [anon_sym_PLUS] = ACTIONS(106),
-    [anon_sym_DASH] = ACTIONS(108),
-    [anon_sym_STAR] = ACTIONS(106),
-    [anon_sym_SLASH] = ACTIONS(106),
-    [anon_sym_PERCENT] = ACTIONS(106),
-    [anon_sym_EQ_EQ] = ACTIONS(110),
-    [anon_sym_BANG_EQ] = ACTIONS(110),
-    [anon_sym_AMP_AMP] = ACTIONS(110),
-    [anon_sym_PIPE_PIPE] = ACTIONS(110),
-    [anon_sym_GT] = ACTIONS(112),
-    [anon_sym_LT] = ACTIONS(112),
-    [anon_sym_GT_EQ] = ACTIONS(110),
-    [anon_sym_LT_EQ] = ACTIONS(110),
-    [anon_sym_DASH_GT] = ACTIONS(114),
-    [anon_sym_assert] = ACTIONS(116),
-    [anon_sym_assert_equal] = ACTIONS(116),
-    [anon_sym_bash] = ACTIONS(116),
-    [anon_sym_download] = ACTIONS(116),
-    [anon_sym_fish] = ACTIONS(116),
-    [anon_sym_from_json] = ACTIONS(116),
-    [anon_sym_length] = ACTIONS(116),
-    [anon_sym_metadata] = ACTIONS(116),
-    [anon_sym_output] = ACTIONS(116),
-    [anon_sym_output_error] = ACTIONS(116),
-    [anon_sym_random] = ACTIONS(116),
-    [anon_sym_random_boolean] = ACTIONS(116),
-    [anon_sym_random_float] = ACTIONS(116),
-    [anon_sym_random_integer] = ACTIONS(116),
-    [anon_sym_read] = ACTIONS(116),
-    [anon_sym_to_json] = ACTIONS(116),
-    [anon_sym_write] = ACTIONS(116),
-  },
-  [15] = {
-    [sym_expression] = STATE(112),
-    [aux_sym__expression_list] = STATE(153),
-    [sym_identifier] = STATE(88),
-    [sym_value] = STATE(88),
-    [sym_boolean] = STATE(101),
-    [sym_list] = STATE(101),
-    [sym_map] = STATE(101),
-    [sym_index] = STATE(88),
-    [sym_math] = STATE(88),
-    [sym_math_operator] = STATE(209),
-    [sym_logic] = STATE(88),
-    [sym_logic_operator] = STATE(198),
-    [sym_function] = STATE(101),
-    [sym_function_call] = STATE(88),
-    [sym_yield] = STATE(88),
-    [sym_built_in_function] = STATE(89),
-    [sym__identifier_pattern] = ACTIONS(88),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_LBRACE] = ACTIONS(90),
-    [sym_integer] = ACTIONS(92),
-    [sym_float] = ACTIONS(94),
-    [sym_string] = ACTIONS(94),
-    [anon_sym_true] = ACTIONS(96),
-    [anon_sym_false] = ACTIONS(96),
-    [anon_sym_LBRACK] = ACTIONS(98),
-    [anon_sym_COLON] = ACTIONS(100),
-    [anon_sym_LPAREN] = ACTIONS(102),
-    [anon_sym_RPAREN] = ACTIONS(134),
-    [anon_sym_PLUS] = ACTIONS(106),
-    [anon_sym_DASH] = ACTIONS(108),
-    [anon_sym_STAR] = ACTIONS(106),
-    [anon_sym_SLASH] = ACTIONS(106),
-    [anon_sym_PERCENT] = ACTIONS(106),
-    [anon_sym_EQ_EQ] = ACTIONS(110),
-    [anon_sym_BANG_EQ] = ACTIONS(110),
-    [anon_sym_AMP_AMP] = ACTIONS(110),
-    [anon_sym_PIPE_PIPE] = ACTIONS(110),
-    [anon_sym_GT] = ACTIONS(112),
-    [anon_sym_LT] = ACTIONS(112),
-    [anon_sym_GT_EQ] = ACTIONS(110),
-    [anon_sym_LT_EQ] = ACTIONS(110),
-    [anon_sym_DASH_GT] = ACTIONS(114),
-    [anon_sym_assert] = ACTIONS(116),
-    [anon_sym_assert_equal] = ACTIONS(116),
-    [anon_sym_bash] = ACTIONS(116),
-    [anon_sym_download] = ACTIONS(116),
-    [anon_sym_fish] = ACTIONS(116),
-    [anon_sym_from_json] = ACTIONS(116),
-    [anon_sym_length] = ACTIONS(116),
-    [anon_sym_metadata] = ACTIONS(116),
-    [anon_sym_output] = ACTIONS(116),
-    [anon_sym_output_error] = ACTIONS(116),
-    [anon_sym_random] = ACTIONS(116),
-    [anon_sym_random_boolean] = ACTIONS(116),
-    [anon_sym_random_float] = ACTIONS(116),
-    [anon_sym_random_integer] = ACTIONS(116),
-    [anon_sym_read] = ACTIONS(116),
-    [anon_sym_to_json] = ACTIONS(116),
-    [anon_sym_write] = ACTIONS(116),
-  },
-  [16] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
@@ -3534,117 +3236,123 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [17] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
-    [sym__identifier_pattern] = ACTIONS(5),
+  [10] = {
+    [sym_expression] = STATE(114),
+    [aux_sym__expression_list] = STATE(147),
+    [sym_identifier] = STATE(94),
+    [sym_value] = STATE(94),
+    [sym_boolean] = STATE(101),
+    [sym_list] = STATE(101),
+    [sym_map] = STATE(101),
+    [sym_option] = STATE(101),
+    [sym_index] = STATE(94),
+    [sym_math] = STATE(94),
+    [sym_math_operator] = STATE(175),
+    [sym_logic] = STATE(94),
+    [sym_logic_operator] = STATE(176),
+    [sym_function] = STATE(101),
+    [sym_function_call] = STATE(94),
+    [sym_yield] = STATE(94),
+    [sym_built_in_function] = STATE(102),
+    [sym__identifier_pattern] = ACTIONS(98),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(7),
-    [anon_sym_LBRACE] = ACTIONS(9),
-    [anon_sym_RBRACE] = ACTIONS(138),
-    [sym_integer] = ACTIONS(11),
-    [sym_float] = ACTIONS(13),
-    [sym_string] = ACTIONS(13),
-    [anon_sym_true] = ACTIONS(15),
-    [anon_sym_false] = ACTIONS(15),
-    [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_LBRACE] = ACTIONS(100),
+    [sym_integer] = ACTIONS(102),
+    [sym_float] = ACTIONS(104),
+    [sym_string] = ACTIONS(104),
+    [anon_sym_true] = ACTIONS(106),
+    [anon_sym_false] = ACTIONS(106),
+    [anon_sym_LBRACK] = ACTIONS(108),
+    [anon_sym_none] = ACTIONS(110),
+    [anon_sym_some] = ACTIONS(112),
+    [anon_sym_LPAREN] = ACTIONS(114),
+    [anon_sym_RPAREN] = ACTIONS(138),
+    [anon_sym_COLON] = ACTIONS(118),
+    [anon_sym_PLUS] = ACTIONS(120),
+    [anon_sym_DASH] = ACTIONS(122),
+    [anon_sym_STAR] = ACTIONS(120),
+    [anon_sym_SLASH] = ACTIONS(120),
+    [anon_sym_PERCENT] = ACTIONS(120),
+    [anon_sym_EQ_EQ] = ACTIONS(124),
+    [anon_sym_BANG_EQ] = ACTIONS(124),
+    [anon_sym_AMP_AMP] = ACTIONS(124),
+    [anon_sym_PIPE_PIPE] = ACTIONS(124),
+    [anon_sym_GT] = ACTIONS(126),
+    [anon_sym_LT] = ACTIONS(126),
+    [anon_sym_GT_EQ] = ACTIONS(124),
+    [anon_sym_LT_EQ] = ACTIONS(124),
+    [anon_sym_DASH_GT] = ACTIONS(128),
+    [anon_sym_assert] = ACTIONS(130),
+    [anon_sym_assert_equal] = ACTIONS(130),
+    [anon_sym_bash] = ACTIONS(130),
+    [anon_sym_download] = ACTIONS(130),
+    [anon_sym_fish] = ACTIONS(130),
+    [anon_sym_from_json] = ACTIONS(130),
+    [anon_sym_length] = ACTIONS(130),
+    [anon_sym_metadata] = ACTIONS(130),
+    [anon_sym_output] = ACTIONS(130),
+    [anon_sym_output_error] = ACTIONS(130),
+    [anon_sym_random] = ACTIONS(130),
+    [anon_sym_random_boolean] = ACTIONS(130),
+    [anon_sym_random_float] = ACTIONS(130),
+    [anon_sym_random_integer] = ACTIONS(130),
+    [anon_sym_read] = ACTIONS(130),
+    [anon_sym_to_json] = ACTIONS(130),
+    [anon_sym_write] = ACTIONS(130),
   },
-  [18] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
+  [11] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
@@ -3656,56 +3364,59 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [19] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
+  [12] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
@@ -3717,56 +3428,59 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [20] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
+  [13] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
@@ -3778,56 +3492,59 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [21] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
+  [14] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
@@ -3839,176 +3556,570 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
+  },
+  [15] = {
+    [sym_expression] = STATE(114),
+    [aux_sym__expression_list] = STATE(146),
+    [sym_identifier] = STATE(94),
+    [sym_value] = STATE(94),
+    [sym_boolean] = STATE(101),
+    [sym_list] = STATE(101),
+    [sym_map] = STATE(101),
+    [sym_option] = STATE(101),
+    [sym_index] = STATE(94),
+    [sym_math] = STATE(94),
+    [sym_math_operator] = STATE(172),
+    [sym_logic] = STATE(94),
+    [sym_logic_operator] = STATE(189),
+    [sym_function] = STATE(101),
+    [sym_function_call] = STATE(94),
+    [sym_yield] = STATE(94),
+    [sym_built_in_function] = STATE(102),
+    [sym__identifier_pattern] = ACTIONS(98),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_LBRACE] = ACTIONS(100),
+    [sym_integer] = ACTIONS(102),
+    [sym_float] = ACTIONS(104),
+    [sym_string] = ACTIONS(104),
+    [anon_sym_true] = ACTIONS(106),
+    [anon_sym_false] = ACTIONS(106),
+    [anon_sym_LBRACK] = ACTIONS(108),
+    [anon_sym_none] = ACTIONS(110),
+    [anon_sym_some] = ACTIONS(112),
+    [anon_sym_LPAREN] = ACTIONS(114),
+    [anon_sym_RPAREN] = ACTIONS(148),
+    [anon_sym_COLON] = ACTIONS(118),
+    [anon_sym_PLUS] = ACTIONS(120),
+    [anon_sym_DASH] = ACTIONS(122),
+    [anon_sym_STAR] = ACTIONS(120),
+    [anon_sym_SLASH] = ACTIONS(120),
+    [anon_sym_PERCENT] = ACTIONS(120),
+    [anon_sym_EQ_EQ] = ACTIONS(124),
+    [anon_sym_BANG_EQ] = ACTIONS(124),
+    [anon_sym_AMP_AMP] = ACTIONS(124),
+    [anon_sym_PIPE_PIPE] = ACTIONS(124),
+    [anon_sym_GT] = ACTIONS(126),
+    [anon_sym_LT] = ACTIONS(126),
+    [anon_sym_GT_EQ] = ACTIONS(124),
+    [anon_sym_LT_EQ] = ACTIONS(124),
+    [anon_sym_DASH_GT] = ACTIONS(128),
+    [anon_sym_assert] = ACTIONS(130),
+    [anon_sym_assert_equal] = ACTIONS(130),
+    [anon_sym_bash] = ACTIONS(130),
+    [anon_sym_download] = ACTIONS(130),
+    [anon_sym_fish] = ACTIONS(130),
+    [anon_sym_from_json] = ACTIONS(130),
+    [anon_sym_length] = ACTIONS(130),
+    [anon_sym_metadata] = ACTIONS(130),
+    [anon_sym_output] = ACTIONS(130),
+    [anon_sym_output_error] = ACTIONS(130),
+    [anon_sym_random] = ACTIONS(130),
+    [anon_sym_random_boolean] = ACTIONS(130),
+    [anon_sym_random_float] = ACTIONS(130),
+    [anon_sym_random_integer] = ACTIONS(130),
+    [anon_sym_read] = ACTIONS(130),
+    [anon_sym_to_json] = ACTIONS(130),
+    [anon_sym_write] = ACTIONS(130),
+  },
+  [16] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
+    [sym__identifier_pattern] = ACTIONS(5),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(7),
+    [anon_sym_LBRACE] = ACTIONS(9),
+    [anon_sym_RBRACE] = ACTIONS(150),
+    [sym_integer] = ACTIONS(11),
+    [sym_float] = ACTIONS(13),
+    [sym_string] = ACTIONS(13),
+    [anon_sym_true] = ACTIONS(15),
+    [anon_sym_false] = ACTIONS(15),
+    [anon_sym_LBRACK] = ACTIONS(17),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
+  },
+  [17] = {
+    [sym_expression] = STATE(114),
+    [aux_sym__expression_list] = STATE(155),
+    [sym_identifier] = STATE(94),
+    [sym_value] = STATE(94),
+    [sym_boolean] = STATE(101),
+    [sym_list] = STATE(101),
+    [sym_map] = STATE(101),
+    [sym_option] = STATE(101),
+    [sym_index] = STATE(94),
+    [sym_math] = STATE(94),
+    [sym_math_operator] = STATE(175),
+    [sym_logic] = STATE(94),
+    [sym_logic_operator] = STATE(176),
+    [sym_function] = STATE(101),
+    [sym_function_call] = STATE(94),
+    [sym_yield] = STATE(94),
+    [sym_built_in_function] = STATE(102),
+    [sym__identifier_pattern] = ACTIONS(98),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_LBRACE] = ACTIONS(100),
+    [sym_integer] = ACTIONS(102),
+    [sym_float] = ACTIONS(104),
+    [sym_string] = ACTIONS(104),
+    [anon_sym_true] = ACTIONS(106),
+    [anon_sym_false] = ACTIONS(106),
+    [anon_sym_LBRACK] = ACTIONS(108),
+    [anon_sym_none] = ACTIONS(110),
+    [anon_sym_some] = ACTIONS(112),
+    [anon_sym_LPAREN] = ACTIONS(114),
+    [anon_sym_RPAREN] = ACTIONS(152),
+    [anon_sym_COLON] = ACTIONS(118),
+    [anon_sym_PLUS] = ACTIONS(120),
+    [anon_sym_DASH] = ACTIONS(122),
+    [anon_sym_STAR] = ACTIONS(120),
+    [anon_sym_SLASH] = ACTIONS(120),
+    [anon_sym_PERCENT] = ACTIONS(120),
+    [anon_sym_EQ_EQ] = ACTIONS(124),
+    [anon_sym_BANG_EQ] = ACTIONS(124),
+    [anon_sym_AMP_AMP] = ACTIONS(124),
+    [anon_sym_PIPE_PIPE] = ACTIONS(124),
+    [anon_sym_GT] = ACTIONS(126),
+    [anon_sym_LT] = ACTIONS(126),
+    [anon_sym_GT_EQ] = ACTIONS(124),
+    [anon_sym_LT_EQ] = ACTIONS(124),
+    [anon_sym_DASH_GT] = ACTIONS(128),
+    [anon_sym_assert] = ACTIONS(130),
+    [anon_sym_assert_equal] = ACTIONS(130),
+    [anon_sym_bash] = ACTIONS(130),
+    [anon_sym_download] = ACTIONS(130),
+    [anon_sym_fish] = ACTIONS(130),
+    [anon_sym_from_json] = ACTIONS(130),
+    [anon_sym_length] = ACTIONS(130),
+    [anon_sym_metadata] = ACTIONS(130),
+    [anon_sym_output] = ACTIONS(130),
+    [anon_sym_output_error] = ACTIONS(130),
+    [anon_sym_random] = ACTIONS(130),
+    [anon_sym_random_boolean] = ACTIONS(130),
+    [anon_sym_random_float] = ACTIONS(130),
+    [anon_sym_random_integer] = ACTIONS(130),
+    [anon_sym_read] = ACTIONS(130),
+    [anon_sym_to_json] = ACTIONS(130),
+    [anon_sym_write] = ACTIONS(130),
+  },
+  [18] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
+    [sym__identifier_pattern] = ACTIONS(5),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(7),
+    [anon_sym_LBRACE] = ACTIONS(9),
+    [anon_sym_RBRACE] = ACTIONS(154),
+    [sym_integer] = ACTIONS(11),
+    [sym_float] = ACTIONS(13),
+    [sym_string] = ACTIONS(13),
+    [anon_sym_true] = ACTIONS(15),
+    [anon_sym_false] = ACTIONS(15),
+    [anon_sym_LBRACK] = ACTIONS(17),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
+  },
+  [19] = {
+    [sym_expression] = STATE(114),
+    [aux_sym__expression_list] = STATE(164),
+    [sym_identifier] = STATE(94),
+    [sym_value] = STATE(94),
+    [sym_boolean] = STATE(101),
+    [sym_list] = STATE(101),
+    [sym_map] = STATE(101),
+    [sym_option] = STATE(101),
+    [sym_index] = STATE(94),
+    [sym_math] = STATE(94),
+    [sym_math_operator] = STATE(172),
+    [sym_logic] = STATE(94),
+    [sym_logic_operator] = STATE(183),
+    [sym_function] = STATE(101),
+    [sym_function_call] = STATE(94),
+    [sym_yield] = STATE(94),
+    [sym_built_in_function] = STATE(102),
+    [sym__identifier_pattern] = ACTIONS(98),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_LBRACE] = ACTIONS(100),
+    [sym_integer] = ACTIONS(102),
+    [sym_float] = ACTIONS(104),
+    [sym_string] = ACTIONS(104),
+    [anon_sym_true] = ACTIONS(106),
+    [anon_sym_false] = ACTIONS(106),
+    [anon_sym_LBRACK] = ACTIONS(108),
+    [anon_sym_none] = ACTIONS(110),
+    [anon_sym_some] = ACTIONS(112),
+    [anon_sym_LPAREN] = ACTIONS(114),
+    [anon_sym_RPAREN] = ACTIONS(156),
+    [anon_sym_COLON] = ACTIONS(118),
+    [anon_sym_PLUS] = ACTIONS(120),
+    [anon_sym_DASH] = ACTIONS(122),
+    [anon_sym_STAR] = ACTIONS(120),
+    [anon_sym_SLASH] = ACTIONS(120),
+    [anon_sym_PERCENT] = ACTIONS(120),
+    [anon_sym_EQ_EQ] = ACTIONS(124),
+    [anon_sym_BANG_EQ] = ACTIONS(124),
+    [anon_sym_AMP_AMP] = ACTIONS(124),
+    [anon_sym_PIPE_PIPE] = ACTIONS(124),
+    [anon_sym_GT] = ACTIONS(126),
+    [anon_sym_LT] = ACTIONS(126),
+    [anon_sym_GT_EQ] = ACTIONS(124),
+    [anon_sym_LT_EQ] = ACTIONS(124),
+    [anon_sym_DASH_GT] = ACTIONS(128),
+    [anon_sym_assert] = ACTIONS(130),
+    [anon_sym_assert_equal] = ACTIONS(130),
+    [anon_sym_bash] = ACTIONS(130),
+    [anon_sym_download] = ACTIONS(130),
+    [anon_sym_fish] = ACTIONS(130),
+    [anon_sym_from_json] = ACTIONS(130),
+    [anon_sym_length] = ACTIONS(130),
+    [anon_sym_metadata] = ACTIONS(130),
+    [anon_sym_output] = ACTIONS(130),
+    [anon_sym_output_error] = ACTIONS(130),
+    [anon_sym_random] = ACTIONS(130),
+    [anon_sym_random_boolean] = ACTIONS(130),
+    [anon_sym_random_float] = ACTIONS(130),
+    [anon_sym_random_integer] = ACTIONS(130),
+    [anon_sym_read] = ACTIONS(130),
+    [anon_sym_to_json] = ACTIONS(130),
+    [anon_sym_write] = ACTIONS(130),
+  },
+  [20] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
+    [sym__identifier_pattern] = ACTIONS(5),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(7),
+    [anon_sym_LBRACE] = ACTIONS(9),
+    [anon_sym_RBRACE] = ACTIONS(158),
+    [sym_integer] = ACTIONS(11),
+    [sym_float] = ACTIONS(13),
+    [sym_string] = ACTIONS(13),
+    [anon_sym_true] = ACTIONS(15),
+    [anon_sym_false] = ACTIONS(15),
+    [anon_sym_LBRACK] = ACTIONS(17),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
+  },
+  [21] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(3),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(3),
+    [ts_builtin_sym_end] = ACTIONS(160),
+    [sym__identifier_pattern] = ACTIONS(5),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(7),
+    [anon_sym_LBRACE] = ACTIONS(9),
+    [sym_integer] = ACTIONS(11),
+    [sym_float] = ACTIONS(13),
+    [sym_string] = ACTIONS(13),
+    [anon_sym_true] = ACTIONS(15),
+    [anon_sym_false] = ACTIONS(15),
+    [anon_sym_LBRACK] = ACTIONS(17),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
   [22] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(2),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(2),
-    [ts_builtin_sym_end] = ACTIONS(148),
-    [sym__identifier_pattern] = ACTIONS(5),
+    [sym_expression] = STATE(114),
+    [aux_sym__expression_list] = STATE(141),
+    [sym_identifier] = STATE(94),
+    [sym_value] = STATE(94),
+    [sym_boolean] = STATE(101),
+    [sym_list] = STATE(101),
+    [sym_map] = STATE(101),
+    [sym_option] = STATE(101),
+    [sym_index] = STATE(94),
+    [sym_math] = STATE(94),
+    [sym_math_operator] = STATE(175),
+    [sym_logic] = STATE(94),
+    [sym_logic_operator] = STATE(176),
+    [sym_function] = STATE(101),
+    [sym_function_call] = STATE(94),
+    [sym_yield] = STATE(94),
+    [sym_built_in_function] = STATE(102),
+    [sym__identifier_pattern] = ACTIONS(98),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(7),
-    [anon_sym_LBRACE] = ACTIONS(9),
-    [sym_integer] = ACTIONS(11),
-    [sym_float] = ACTIONS(13),
-    [sym_string] = ACTIONS(13),
-    [anon_sym_true] = ACTIONS(15),
-    [anon_sym_false] = ACTIONS(15),
-    [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_LBRACE] = ACTIONS(100),
+    [sym_integer] = ACTIONS(102),
+    [sym_float] = ACTIONS(104),
+    [sym_string] = ACTIONS(104),
+    [anon_sym_true] = ACTIONS(106),
+    [anon_sym_false] = ACTIONS(106),
+    [anon_sym_LBRACK] = ACTIONS(108),
+    [anon_sym_none] = ACTIONS(110),
+    [anon_sym_some] = ACTIONS(112),
+    [anon_sym_LPAREN] = ACTIONS(114),
+    [anon_sym_RPAREN] = ACTIONS(162),
+    [anon_sym_COLON] = ACTIONS(118),
+    [anon_sym_PLUS] = ACTIONS(120),
+    [anon_sym_DASH] = ACTIONS(122),
+    [anon_sym_STAR] = ACTIONS(120),
+    [anon_sym_SLASH] = ACTIONS(120),
+    [anon_sym_PERCENT] = ACTIONS(120),
+    [anon_sym_EQ_EQ] = ACTIONS(124),
+    [anon_sym_BANG_EQ] = ACTIONS(124),
+    [anon_sym_AMP_AMP] = ACTIONS(124),
+    [anon_sym_PIPE_PIPE] = ACTIONS(124),
+    [anon_sym_GT] = ACTIONS(126),
+    [anon_sym_LT] = ACTIONS(126),
+    [anon_sym_GT_EQ] = ACTIONS(124),
+    [anon_sym_LT_EQ] = ACTIONS(124),
+    [anon_sym_DASH_GT] = ACTIONS(128),
+    [anon_sym_assert] = ACTIONS(130),
+    [anon_sym_assert_equal] = ACTIONS(130),
+    [anon_sym_bash] = ACTIONS(130),
+    [anon_sym_download] = ACTIONS(130),
+    [anon_sym_fish] = ACTIONS(130),
+    [anon_sym_from_json] = ACTIONS(130),
+    [anon_sym_length] = ACTIONS(130),
+    [anon_sym_metadata] = ACTIONS(130),
+    [anon_sym_output] = ACTIONS(130),
+    [anon_sym_output_error] = ACTIONS(130),
+    [anon_sym_random] = ACTIONS(130),
+    [anon_sym_random_boolean] = ACTIONS(130),
+    [anon_sym_random_float] = ACTIONS(130),
+    [anon_sym_random_integer] = ACTIONS(130),
+    [anon_sym_read] = ACTIONS(130),
+    [anon_sym_to_json] = ACTIONS(130),
+    [anon_sym_write] = ACTIONS(130),
   },
   [23] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(21),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(21),
-    [sym__identifier_pattern] = ACTIONS(5),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(7),
-    [anon_sym_LBRACE] = ACTIONS(9),
-    [sym_integer] = ACTIONS(11),
-    [sym_float] = ACTIONS(13),
-    [sym_string] = ACTIONS(13),
-    [anon_sym_true] = ACTIONS(15),
-    [anon_sym_false] = ACTIONS(15),
-    [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
-  },
-  [24] = {
-    [sym_block] = STATE(218),
+    [sym_block] = STATE(226),
     [sym_statement] = STATE(8),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
     [aux_sym_root_repeat1] = STATE(8),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
@@ -4020,175 +4131,58 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [25] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(18),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(18),
-    [sym__identifier_pattern] = ACTIONS(5),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(7),
-    [anon_sym_LBRACE] = ACTIONS(9),
-    [sym_integer] = ACTIONS(11),
-    [sym_float] = ACTIONS(13),
-    [sym_string] = ACTIONS(13),
-    [anon_sym_true] = ACTIONS(15),
-    [anon_sym_false] = ACTIONS(15),
-    [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
-  },
-  [26] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(7),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(7),
-    [sym__identifier_pattern] = ACTIONS(5),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(7),
-    [anon_sym_LBRACE] = ACTIONS(9),
-    [sym_integer] = ACTIONS(11),
-    [sym_float] = ACTIONS(13),
-    [sym_string] = ACTIONS(13),
-    [anon_sym_true] = ACTIONS(15),
-    [anon_sym_false] = ACTIONS(15),
-    [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
-  },
-  [27] = {
-    [sym_block] = STATE(218),
+  [24] = {
+    [sym_block] = STATE(226),
     [sym_statement] = STATE(11),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
     [aux_sym_root_repeat1] = STATE(11),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
@@ -4200,295 +4194,121 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [28] = {
-    [sym_math_operator] = STATE(182),
-    [sym_logic_operator] = STATE(184),
-    [ts_builtin_sym_end] = ACTIONS(150),
-    [sym__identifier_pattern] = ACTIONS(152),
+  [25] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(18),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(18),
+    [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(152),
-    [anon_sym_LBRACE] = ACTIONS(150),
-    [anon_sym_RBRACE] = ACTIONS(150),
-    [anon_sym_SEMI] = ACTIONS(150),
-    [sym_integer] = ACTIONS(152),
-    [sym_float] = ACTIONS(150),
-    [sym_string] = ACTIONS(150),
-    [anon_sym_true] = ACTIONS(152),
-    [anon_sym_false] = ACTIONS(152),
-    [anon_sym_LBRACK] = ACTIONS(150),
-    [anon_sym_EQ] = ACTIONS(152),
-    [anon_sym_COLON] = ACTIONS(150),
-    [anon_sym_DOT_DOT] = ACTIONS(150),
-    [anon_sym_LPAREN] = ACTIONS(150),
-    [anon_sym_PLUS] = ACTIONS(152),
-    [anon_sym_DASH] = ACTIONS(152),
-    [anon_sym_STAR] = ACTIONS(150),
-    [anon_sym_SLASH] = ACTIONS(150),
-    [anon_sym_PERCENT] = ACTIONS(150),
-    [anon_sym_EQ_EQ] = ACTIONS(150),
-    [anon_sym_BANG_EQ] = ACTIONS(150),
-    [anon_sym_AMP_AMP] = ACTIONS(150),
-    [anon_sym_PIPE_PIPE] = ACTIONS(150),
-    [anon_sym_GT] = ACTIONS(152),
-    [anon_sym_LT] = ACTIONS(152),
-    [anon_sym_GT_EQ] = ACTIONS(150),
-    [anon_sym_LT_EQ] = ACTIONS(150),
-    [anon_sym_PLUS_EQ] = ACTIONS(150),
-    [anon_sym_DASH_EQ] = ACTIONS(150),
-    [anon_sym_if] = ACTIONS(152),
-    [anon_sym_match] = ACTIONS(152),
-    [anon_sym_while] = ACTIONS(152),
-    [anon_sym_for] = ACTIONS(152),
-    [anon_sym_asyncfor] = ACTIONS(150),
-    [anon_sym_return] = ACTIONS(152),
-    [anon_sym_DASH_GT] = ACTIONS(150),
-    [anon_sym_assert] = ACTIONS(152),
-    [anon_sym_assert_equal] = ACTIONS(152),
-    [anon_sym_bash] = ACTIONS(152),
-    [anon_sym_download] = ACTIONS(152),
-    [anon_sym_fish] = ACTIONS(152),
-    [anon_sym_from_json] = ACTIONS(152),
-    [anon_sym_length] = ACTIONS(152),
-    [anon_sym_metadata] = ACTIONS(152),
-    [anon_sym_output] = ACTIONS(152),
-    [anon_sym_output_error] = ACTIONS(152),
-    [anon_sym_random] = ACTIONS(152),
-    [anon_sym_random_boolean] = ACTIONS(152),
-    [anon_sym_random_float] = ACTIONS(152),
-    [anon_sym_random_integer] = ACTIONS(152),
-    [anon_sym_read] = ACTIONS(152),
-    [anon_sym_to_json] = ACTIONS(152),
-    [anon_sym_write] = ACTIONS(152),
+    [anon_sym_async] = ACTIONS(7),
+    [anon_sym_LBRACE] = ACTIONS(9),
+    [sym_integer] = ACTIONS(11),
+    [sym_float] = ACTIONS(13),
+    [sym_string] = ACTIONS(13),
+    [anon_sym_true] = ACTIONS(15),
+    [anon_sym_false] = ACTIONS(15),
+    [anon_sym_LBRACK] = ACTIONS(17),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [29] = {
-    [sym_math_operator] = STATE(182),
-    [sym_logic_operator] = STATE(184),
-    [ts_builtin_sym_end] = ACTIONS(154),
-    [sym__identifier_pattern] = ACTIONS(156),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(156),
-    [anon_sym_LBRACE] = ACTIONS(154),
-    [anon_sym_RBRACE] = ACTIONS(154),
-    [anon_sym_SEMI] = ACTIONS(154),
-    [sym_integer] = ACTIONS(156),
-    [sym_float] = ACTIONS(154),
-    [sym_string] = ACTIONS(154),
-    [anon_sym_true] = ACTIONS(156),
-    [anon_sym_false] = ACTIONS(156),
-    [anon_sym_LBRACK] = ACTIONS(154),
-    [anon_sym_EQ] = ACTIONS(156),
-    [anon_sym_COLON] = ACTIONS(154),
-    [anon_sym_DOT_DOT] = ACTIONS(154),
-    [anon_sym_LPAREN] = ACTIONS(154),
-    [anon_sym_PLUS] = ACTIONS(156),
-    [anon_sym_DASH] = ACTIONS(156),
-    [anon_sym_STAR] = ACTIONS(154),
-    [anon_sym_SLASH] = ACTIONS(154),
-    [anon_sym_PERCENT] = ACTIONS(154),
-    [anon_sym_EQ_EQ] = ACTIONS(154),
-    [anon_sym_BANG_EQ] = ACTIONS(154),
-    [anon_sym_AMP_AMP] = ACTIONS(154),
-    [anon_sym_PIPE_PIPE] = ACTIONS(154),
-    [anon_sym_GT] = ACTIONS(156),
-    [anon_sym_LT] = ACTIONS(156),
-    [anon_sym_GT_EQ] = ACTIONS(154),
-    [anon_sym_LT_EQ] = ACTIONS(154),
-    [anon_sym_PLUS_EQ] = ACTIONS(154),
-    [anon_sym_DASH_EQ] = ACTIONS(154),
-    [anon_sym_if] = ACTIONS(156),
-    [anon_sym_match] = ACTIONS(156),
-    [anon_sym_while] = ACTIONS(156),
-    [anon_sym_for] = ACTIONS(156),
-    [anon_sym_asyncfor] = ACTIONS(154),
-    [anon_sym_return] = ACTIONS(156),
-    [anon_sym_DASH_GT] = ACTIONS(154),
-    [anon_sym_assert] = ACTIONS(156),
-    [anon_sym_assert_equal] = ACTIONS(156),
-    [anon_sym_bash] = ACTIONS(156),
-    [anon_sym_download] = ACTIONS(156),
-    [anon_sym_fish] = ACTIONS(156),
-    [anon_sym_from_json] = ACTIONS(156),
-    [anon_sym_length] = ACTIONS(156),
-    [anon_sym_metadata] = ACTIONS(156),
-    [anon_sym_output] = ACTIONS(156),
-    [anon_sym_output_error] = ACTIONS(156),
-    [anon_sym_random] = ACTIONS(156),
-    [anon_sym_random_boolean] = ACTIONS(156),
-    [anon_sym_random_float] = ACTIONS(156),
-    [anon_sym_random_integer] = ACTIONS(156),
-    [anon_sym_read] = ACTIONS(156),
-    [anon_sym_to_json] = ACTIONS(156),
-    [anon_sym_write] = ACTIONS(156),
-  },
-  [30] = {
-    [sym_math_operator] = STATE(182),
-    [sym_logic_operator] = STATE(184),
-    [ts_builtin_sym_end] = ACTIONS(158),
-    [sym__identifier_pattern] = ACTIONS(160),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(160),
-    [anon_sym_LBRACE] = ACTIONS(158),
-    [anon_sym_RBRACE] = ACTIONS(158),
-    [anon_sym_SEMI] = ACTIONS(158),
-    [sym_integer] = ACTIONS(160),
-    [sym_float] = ACTIONS(158),
-    [sym_string] = ACTIONS(158),
-    [anon_sym_true] = ACTIONS(160),
-    [anon_sym_false] = ACTIONS(160),
-    [anon_sym_LBRACK] = ACTIONS(158),
-    [anon_sym_EQ] = ACTIONS(160),
-    [anon_sym_COLON] = ACTIONS(162),
-    [anon_sym_DOT_DOT] = ACTIONS(158),
-    [anon_sym_LPAREN] = ACTIONS(158),
-    [anon_sym_PLUS] = ACTIONS(160),
-    [anon_sym_DASH] = ACTIONS(160),
-    [anon_sym_STAR] = ACTIONS(158),
-    [anon_sym_SLASH] = ACTIONS(158),
-    [anon_sym_PERCENT] = ACTIONS(158),
-    [anon_sym_EQ_EQ] = ACTIONS(158),
-    [anon_sym_BANG_EQ] = ACTIONS(158),
-    [anon_sym_AMP_AMP] = ACTIONS(158),
-    [anon_sym_PIPE_PIPE] = ACTIONS(158),
-    [anon_sym_GT] = ACTIONS(160),
-    [anon_sym_LT] = ACTIONS(160),
-    [anon_sym_GT_EQ] = ACTIONS(158),
-    [anon_sym_LT_EQ] = ACTIONS(158),
-    [anon_sym_PLUS_EQ] = ACTIONS(158),
-    [anon_sym_DASH_EQ] = ACTIONS(158),
-    [anon_sym_if] = ACTIONS(160),
-    [anon_sym_match] = ACTIONS(160),
-    [anon_sym_while] = ACTIONS(160),
-    [anon_sym_for] = ACTIONS(160),
-    [anon_sym_asyncfor] = ACTIONS(158),
-    [anon_sym_return] = ACTIONS(160),
-    [anon_sym_DASH_GT] = ACTIONS(158),
-    [anon_sym_assert] = ACTIONS(160),
-    [anon_sym_assert_equal] = ACTIONS(160),
-    [anon_sym_bash] = ACTIONS(160),
-    [anon_sym_download] = ACTIONS(160),
-    [anon_sym_fish] = ACTIONS(160),
-    [anon_sym_from_json] = ACTIONS(160),
-    [anon_sym_length] = ACTIONS(160),
-    [anon_sym_metadata] = ACTIONS(160),
-    [anon_sym_output] = ACTIONS(160),
-    [anon_sym_output_error] = ACTIONS(160),
-    [anon_sym_random] = ACTIONS(160),
-    [anon_sym_random_boolean] = ACTIONS(160),
-    [anon_sym_random_float] = ACTIONS(160),
-    [anon_sym_random_integer] = ACTIONS(160),
-    [anon_sym_read] = ACTIONS(160),
-    [anon_sym_to_json] = ACTIONS(160),
-    [anon_sym_write] = ACTIONS(160),
-  },
-  [31] = {
-    [sym_math_operator] = STATE(182),
-    [sym_logic_operator] = STATE(184),
-    [ts_builtin_sym_end] = ACTIONS(164),
-    [sym__identifier_pattern] = ACTIONS(166),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(166),
-    [anon_sym_LBRACE] = ACTIONS(164),
-    [anon_sym_RBRACE] = ACTIONS(164),
-    [anon_sym_SEMI] = ACTIONS(164),
-    [sym_integer] = ACTIONS(166),
-    [sym_float] = ACTIONS(164),
-    [sym_string] = ACTIONS(164),
-    [anon_sym_true] = ACTIONS(166),
-    [anon_sym_false] = ACTIONS(166),
-    [anon_sym_LBRACK] = ACTIONS(164),
-    [anon_sym_EQ] = ACTIONS(166),
-    [anon_sym_COLON] = ACTIONS(162),
-    [anon_sym_DOT_DOT] = ACTIONS(164),
-    [anon_sym_LPAREN] = ACTIONS(164),
-    [anon_sym_PLUS] = ACTIONS(108),
-    [anon_sym_DASH] = ACTIONS(108),
-    [anon_sym_STAR] = ACTIONS(106),
-    [anon_sym_SLASH] = ACTIONS(106),
-    [anon_sym_PERCENT] = ACTIONS(106),
-    [anon_sym_EQ_EQ] = ACTIONS(110),
-    [anon_sym_BANG_EQ] = ACTIONS(110),
-    [anon_sym_AMP_AMP] = ACTIONS(110),
-    [anon_sym_PIPE_PIPE] = ACTIONS(110),
-    [anon_sym_GT] = ACTIONS(112),
-    [anon_sym_LT] = ACTIONS(112),
-    [anon_sym_GT_EQ] = ACTIONS(110),
-    [anon_sym_LT_EQ] = ACTIONS(110),
-    [anon_sym_PLUS_EQ] = ACTIONS(164),
-    [anon_sym_DASH_EQ] = ACTIONS(164),
-    [anon_sym_if] = ACTIONS(166),
-    [anon_sym_match] = ACTIONS(166),
-    [anon_sym_while] = ACTIONS(166),
-    [anon_sym_for] = ACTIONS(166),
-    [anon_sym_asyncfor] = ACTIONS(164),
-    [anon_sym_return] = ACTIONS(166),
-    [anon_sym_DASH_GT] = ACTIONS(168),
-    [anon_sym_assert] = ACTIONS(166),
-    [anon_sym_assert_equal] = ACTIONS(166),
-    [anon_sym_bash] = ACTIONS(166),
-    [anon_sym_download] = ACTIONS(166),
-    [anon_sym_fish] = ACTIONS(166),
-    [anon_sym_from_json] = ACTIONS(166),
-    [anon_sym_length] = ACTIONS(166),
-    [anon_sym_metadata] = ACTIONS(166),
-    [anon_sym_output] = ACTIONS(166),
-    [anon_sym_output_error] = ACTIONS(166),
-    [anon_sym_random] = ACTIONS(166),
-    [anon_sym_random_boolean] = ACTIONS(166),
-    [anon_sym_random_float] = ACTIONS(166),
-    [anon_sym_random_integer] = ACTIONS(166),
-    [anon_sym_read] = ACTIONS(166),
-    [anon_sym_to_json] = ACTIONS(166),
-    [anon_sym_write] = ACTIONS(166),
-  },
-  [32] = {
-    [sym_block] = STATE(218),
+  [26] = {
+    [sym_block] = STATE(226),
     [sym_statement] = STATE(16),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
     [aux_sym_root_repeat1] = STATE(16),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
@@ -4500,56 +4320,59 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [33] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(17),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(17),
+  [27] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(14),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(14),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
@@ -4560,115 +4383,58 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [34] = {
-    [sym_math_operator] = STATE(182),
-    [sym_logic_operator] = STATE(184),
-    [ts_builtin_sym_end] = ACTIONS(154),
-    [sym__identifier_pattern] = ACTIONS(156),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(156),
-    [anon_sym_LBRACE] = ACTIONS(154),
-    [anon_sym_RBRACE] = ACTIONS(154),
-    [anon_sym_SEMI] = ACTIONS(154),
-    [sym_integer] = ACTIONS(156),
-    [sym_float] = ACTIONS(154),
-    [sym_string] = ACTIONS(154),
-    [anon_sym_true] = ACTIONS(156),
-    [anon_sym_false] = ACTIONS(156),
-    [anon_sym_LBRACK] = ACTIONS(154),
-    [anon_sym_EQ] = ACTIONS(156),
-    [anon_sym_COLON] = ACTIONS(154),
-    [anon_sym_DOT_DOT] = ACTIONS(170),
-    [anon_sym_LPAREN] = ACTIONS(154),
-    [anon_sym_PLUS] = ACTIONS(156),
-    [anon_sym_DASH] = ACTIONS(156),
-    [anon_sym_STAR] = ACTIONS(154),
-    [anon_sym_SLASH] = ACTIONS(154),
-    [anon_sym_PERCENT] = ACTIONS(154),
-    [anon_sym_EQ_EQ] = ACTIONS(154),
-    [anon_sym_BANG_EQ] = ACTIONS(154),
-    [anon_sym_AMP_AMP] = ACTIONS(154),
-    [anon_sym_PIPE_PIPE] = ACTIONS(154),
-    [anon_sym_GT] = ACTIONS(156),
-    [anon_sym_LT] = ACTIONS(156),
-    [anon_sym_GT_EQ] = ACTIONS(154),
-    [anon_sym_LT_EQ] = ACTIONS(154),
-    [anon_sym_PLUS_EQ] = ACTIONS(154),
-    [anon_sym_DASH_EQ] = ACTIONS(154),
-    [anon_sym_if] = ACTIONS(156),
-    [anon_sym_match] = ACTIONS(156),
-    [anon_sym_while] = ACTIONS(156),
-    [anon_sym_for] = ACTIONS(156),
-    [anon_sym_asyncfor] = ACTIONS(154),
-    [anon_sym_return] = ACTIONS(156),
-    [anon_sym_DASH_GT] = ACTIONS(154),
-    [anon_sym_assert] = ACTIONS(156),
-    [anon_sym_assert_equal] = ACTIONS(156),
-    [anon_sym_bash] = ACTIONS(156),
-    [anon_sym_download] = ACTIONS(156),
-    [anon_sym_fish] = ACTIONS(156),
-    [anon_sym_from_json] = ACTIONS(156),
-    [anon_sym_length] = ACTIONS(156),
-    [anon_sym_metadata] = ACTIONS(156),
-    [anon_sym_output] = ACTIONS(156),
-    [anon_sym_output_error] = ACTIONS(156),
-    [anon_sym_random] = ACTIONS(156),
-    [anon_sym_random_boolean] = ACTIONS(156),
-    [anon_sym_random_float] = ACTIONS(156),
-    [anon_sym_random_integer] = ACTIONS(156),
-    [anon_sym_read] = ACTIONS(156),
-    [anon_sym_to_json] = ACTIONS(156),
-    [anon_sym_write] = ACTIONS(156),
-  },
-  [35] = {
-    [sym_block] = STATE(218),
+  [28] = {
+    [sym_block] = STATE(226),
     [sym_statement] = STATE(20),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
     [aux_sym_root_repeat1] = STATE(20),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
@@ -4680,55 +4446,121 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [36] = {
-    [sym_block] = STATE(218),
+  [29] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(12),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(12),
+    [sym__identifier_pattern] = ACTIONS(5),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(7),
+    [anon_sym_LBRACE] = ACTIONS(9),
+    [sym_integer] = ACTIONS(11),
+    [sym_float] = ACTIONS(13),
+    [sym_string] = ACTIONS(13),
+    [anon_sym_true] = ACTIONS(15),
+    [anon_sym_false] = ACTIONS(15),
+    [anon_sym_LBRACK] = ACTIONS(17),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
+  },
+  [30] = {
+    [sym_block] = STATE(226),
     [sym_statement] = STATE(13),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
     [aux_sym_root_repeat1] = STATE(13),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
@@ -4740,56 +4572,59 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [37] = {
-    [sym_block] = STATE(218),
-    [sym_statement] = STATE(19),
-    [sym_expression] = STATE(76),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(218),
-    [sym_index_assignment] = STATE(218),
-    [sym_if_else] = STATE(218),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(218),
-    [sym_while] = STATE(218),
-    [sym_for] = STATE(218),
-    [sym_return] = STATE(218),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [aux_sym_root_repeat1] = STATE(19),
+  [31] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(7),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(7),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
@@ -4800,173 +4635,183 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [38] = {
-    [sym_math_operator] = STATE(170),
-    [sym_logic_operator] = STATE(193),
-    [ts_builtin_sym_end] = ACTIONS(150),
-    [sym__identifier_pattern] = ACTIONS(152),
+  [32] = {
+    [sym_block] = STATE(226),
+    [sym_statement] = STATE(9),
+    [sym_expression] = STATE(80),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(226),
+    [sym_index_assignment] = STATE(226),
+    [sym_if_else] = STATE(226),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(226),
+    [sym_while] = STATE(226),
+    [sym_for] = STATE(226),
+    [sym_return] = STATE(226),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [aux_sym_root_repeat1] = STATE(9),
+    [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(152),
-    [anon_sym_LBRACE] = ACTIONS(150),
-    [anon_sym_RBRACE] = ACTIONS(150),
-    [anon_sym_SEMI] = ACTIONS(150),
-    [sym_integer] = ACTIONS(152),
-    [sym_float] = ACTIONS(150),
-    [sym_string] = ACTIONS(150),
-    [anon_sym_true] = ACTIONS(152),
-    [anon_sym_false] = ACTIONS(152),
-    [anon_sym_LBRACK] = ACTIONS(150),
-    [anon_sym_EQ] = ACTIONS(152),
-    [anon_sym_COLON] = ACTIONS(150),
-    [anon_sym_LPAREN] = ACTIONS(150),
-    [anon_sym_PLUS] = ACTIONS(152),
-    [anon_sym_DASH] = ACTIONS(152),
-    [anon_sym_STAR] = ACTIONS(150),
-    [anon_sym_SLASH] = ACTIONS(150),
-    [anon_sym_PERCENT] = ACTIONS(150),
-    [anon_sym_EQ_EQ] = ACTIONS(150),
-    [anon_sym_BANG_EQ] = ACTIONS(150),
-    [anon_sym_AMP_AMP] = ACTIONS(150),
-    [anon_sym_PIPE_PIPE] = ACTIONS(150),
-    [anon_sym_GT] = ACTIONS(152),
-    [anon_sym_LT] = ACTIONS(152),
-    [anon_sym_GT_EQ] = ACTIONS(150),
-    [anon_sym_LT_EQ] = ACTIONS(150),
-    [anon_sym_PLUS_EQ] = ACTIONS(150),
-    [anon_sym_DASH_EQ] = ACTIONS(150),
-    [anon_sym_if] = ACTIONS(152),
-    [anon_sym_match] = ACTIONS(152),
-    [anon_sym_while] = ACTIONS(152),
-    [anon_sym_for] = ACTIONS(152),
-    [anon_sym_asyncfor] = ACTIONS(150),
-    [anon_sym_return] = ACTIONS(152),
-    [anon_sym_DASH_GT] = ACTIONS(150),
-    [anon_sym_assert] = ACTIONS(152),
-    [anon_sym_assert_equal] = ACTIONS(152),
-    [anon_sym_bash] = ACTIONS(152),
-    [anon_sym_download] = ACTIONS(152),
-    [anon_sym_fish] = ACTIONS(152),
-    [anon_sym_from_json] = ACTIONS(152),
-    [anon_sym_length] = ACTIONS(152),
-    [anon_sym_metadata] = ACTIONS(152),
-    [anon_sym_output] = ACTIONS(152),
-    [anon_sym_output_error] = ACTIONS(152),
-    [anon_sym_random] = ACTIONS(152),
-    [anon_sym_random_boolean] = ACTIONS(152),
-    [anon_sym_random_float] = ACTIONS(152),
-    [anon_sym_random_integer] = ACTIONS(152),
-    [anon_sym_read] = ACTIONS(152),
-    [anon_sym_to_json] = ACTIONS(152),
-    [anon_sym_write] = ACTIONS(152),
+    [anon_sym_async] = ACTIONS(7),
+    [anon_sym_LBRACE] = ACTIONS(9),
+    [sym_integer] = ACTIONS(11),
+    [sym_float] = ACTIONS(13),
+    [sym_string] = ACTIONS(13),
+    [anon_sym_true] = ACTIONS(15),
+    [anon_sym_false] = ACTIONS(15),
+    [anon_sym_LBRACK] = ACTIONS(17),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [39] = {
-    [ts_builtin_sym_end] = ACTIONS(172),
-    [sym__identifier_pattern] = ACTIONS(174),
+  [33] = {
+    [sym_block] = STATE(257),
+    [sym_statement] = STATE(291),
+    [sym_expression] = STATE(223),
+    [sym_identifier] = STATE(217),
+    [sym_value] = STATE(137),
+    [sym_boolean] = STATE(138),
+    [sym_list] = STATE(138),
+    [sym_map] = STATE(138),
+    [sym_option] = STATE(138),
+    [sym_index] = STATE(220),
+    [sym_math] = STATE(137),
+    [sym_logic] = STATE(137),
+    [sym_assignment] = STATE(257),
+    [sym_index_assignment] = STATE(257),
+    [sym_if_else] = STATE(257),
+    [sym_if] = STATE(239),
+    [sym_match] = STATE(257),
+    [sym_while] = STATE(257),
+    [sym_for] = STATE(257),
+    [sym_return] = STATE(257),
+    [sym_function] = STATE(138),
+    [sym_function_call] = STATE(137),
+    [sym_yield] = STATE(137),
+    [sym_built_in_function] = STATE(142),
+    [sym__identifier_pattern] = ACTIONS(164),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(174),
-    [anon_sym_LBRACE] = ACTIONS(172),
-    [anon_sym_RBRACE] = ACTIONS(172),
-    [anon_sym_SEMI] = ACTIONS(172),
-    [sym_integer] = ACTIONS(174),
+    [anon_sym_async] = ACTIONS(166),
+    [anon_sym_LBRACE] = ACTIONS(168),
+    [sym_integer] = ACTIONS(170),
     [sym_float] = ACTIONS(172),
     [sym_string] = ACTIONS(172),
     [anon_sym_true] = ACTIONS(174),
     [anon_sym_false] = ACTIONS(174),
-    [anon_sym_LBRACK] = ACTIONS(172),
-    [anon_sym_EQ] = ACTIONS(174),
-    [anon_sym_COLON] = ACTIONS(172),
-    [anon_sym_DOT_DOT] = ACTIONS(172),
-    [anon_sym_LPAREN] = ACTIONS(172),
-    [anon_sym_PLUS] = ACTIONS(174),
-    [anon_sym_DASH] = ACTIONS(174),
-    [anon_sym_STAR] = ACTIONS(172),
-    [anon_sym_SLASH] = ACTIONS(172),
-    [anon_sym_PERCENT] = ACTIONS(172),
-    [anon_sym_EQ_EQ] = ACTIONS(172),
-    [anon_sym_BANG_EQ] = ACTIONS(172),
-    [anon_sym_AMP_AMP] = ACTIONS(172),
-    [anon_sym_PIPE_PIPE] = ACTIONS(172),
-    [anon_sym_GT] = ACTIONS(174),
-    [anon_sym_LT] = ACTIONS(174),
-    [anon_sym_GT_EQ] = ACTIONS(172),
-    [anon_sym_LT_EQ] = ACTIONS(172),
-    [anon_sym_PLUS_EQ] = ACTIONS(172),
-    [anon_sym_DASH_EQ] = ACTIONS(172),
-    [anon_sym_if] = ACTIONS(174),
-    [anon_sym_match] = ACTIONS(174),
-    [anon_sym_while] = ACTIONS(174),
-    [anon_sym_for] = ACTIONS(174),
-    [anon_sym_asyncfor] = ACTIONS(172),
-    [anon_sym_in] = ACTIONS(174),
-    [anon_sym_return] = ACTIONS(174),
-    [anon_sym_DASH_GT] = ACTIONS(172),
-    [anon_sym_assert] = ACTIONS(174),
-    [anon_sym_assert_equal] = ACTIONS(174),
-    [anon_sym_bash] = ACTIONS(174),
-    [anon_sym_download] = ACTIONS(174),
-    [anon_sym_fish] = ACTIONS(174),
-    [anon_sym_from_json] = ACTIONS(174),
-    [anon_sym_length] = ACTIONS(174),
-    [anon_sym_metadata] = ACTIONS(174),
-    [anon_sym_output] = ACTIONS(174),
-    [anon_sym_output_error] = ACTIONS(174),
-    [anon_sym_random] = ACTIONS(174),
-    [anon_sym_random_boolean] = ACTIONS(174),
-    [anon_sym_random_float] = ACTIONS(174),
-    [anon_sym_random_integer] = ACTIONS(174),
-    [anon_sym_read] = ACTIONS(174),
-    [anon_sym_to_json] = ACTIONS(174),
-    [anon_sym_write] = ACTIONS(174),
+    [anon_sym_LBRACK] = ACTIONS(176),
+    [anon_sym_none] = ACTIONS(178),
+    [anon_sym_some] = ACTIONS(180),
+    [anon_sym_LPAREN] = ACTIONS(182),
+    [anon_sym_if] = ACTIONS(184),
+    [anon_sym_match] = ACTIONS(186),
+    [anon_sym_while] = ACTIONS(188),
+    [anon_sym_for] = ACTIONS(190),
+    [anon_sym_asyncfor] = ACTIONS(192),
+    [anon_sym_return] = ACTIONS(194),
+    [anon_sym_assert] = ACTIONS(196),
+    [anon_sym_assert_equal] = ACTIONS(196),
+    [anon_sym_bash] = ACTIONS(196),
+    [anon_sym_download] = ACTIONS(196),
+    [anon_sym_fish] = ACTIONS(196),
+    [anon_sym_from_json] = ACTIONS(196),
+    [anon_sym_length] = ACTIONS(196),
+    [anon_sym_metadata] = ACTIONS(196),
+    [anon_sym_output] = ACTIONS(196),
+    [anon_sym_output_error] = ACTIONS(196),
+    [anon_sym_random] = ACTIONS(196),
+    [anon_sym_random_boolean] = ACTIONS(196),
+    [anon_sym_random_float] = ACTIONS(196),
+    [anon_sym_random_integer] = ACTIONS(196),
+    [anon_sym_read] = ACTIONS(196),
+    [anon_sym_to_json] = ACTIONS(196),
+    [anon_sym_write] = ACTIONS(196),
   },
-  [40] = {
-    [sym_block] = STATE(222),
-    [sym_statement] = STATE(220),
-    [sym_expression] = STATE(78),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(222),
-    [sym_index_assignment] = STATE(222),
-    [sym_if_else] = STATE(222),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(222),
-    [sym_while] = STATE(222),
-    [sym_for] = STATE(222),
-    [sym_return] = STATE(222),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
+  [34] = {
+    [sym_block] = STATE(232),
+    [sym_statement] = STATE(224),
+    [sym_expression] = STATE(79),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(232),
+    [sym_index_assignment] = STATE(232),
+    [sym_if_else] = STATE(232),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(232),
+    [sym_while] = STATE(232),
+    [sym_for] = STATE(232),
+    [sym_return] = STATE(232),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
@@ -4977,150 +4822,470 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
-  [41] = {
-    [sym_math_operator] = STATE(170),
-    [sym_logic_operator] = STATE(193),
-    [ts_builtin_sym_end] = ACTIONS(164),
-    [sym__identifier_pattern] = ACTIONS(166),
+  [35] = {
+    [sym_block] = STATE(257),
+    [sym_statement] = STATE(288),
+    [sym_expression] = STATE(223),
+    [sym_identifier] = STATE(217),
+    [sym_value] = STATE(137),
+    [sym_boolean] = STATE(138),
+    [sym_list] = STATE(138),
+    [sym_map] = STATE(138),
+    [sym_option] = STATE(138),
+    [sym_index] = STATE(220),
+    [sym_math] = STATE(137),
+    [sym_logic] = STATE(137),
+    [sym_assignment] = STATE(257),
+    [sym_index_assignment] = STATE(257),
+    [sym_if_else] = STATE(257),
+    [sym_if] = STATE(239),
+    [sym_match] = STATE(257),
+    [sym_while] = STATE(257),
+    [sym_for] = STATE(257),
+    [sym_return] = STATE(257),
+    [sym_function] = STATE(138),
+    [sym_function_call] = STATE(137),
+    [sym_yield] = STATE(137),
+    [sym_built_in_function] = STATE(142),
+    [sym__identifier_pattern] = ACTIONS(164),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(166),
-    [anon_sym_LBRACE] = ACTIONS(164),
-    [anon_sym_RBRACE] = ACTIONS(164),
-    [anon_sym_SEMI] = ACTIONS(164),
-    [sym_integer] = ACTIONS(166),
-    [sym_float] = ACTIONS(164),
-    [sym_string] = ACTIONS(164),
-    [anon_sym_true] = ACTIONS(166),
-    [anon_sym_false] = ACTIONS(166),
-    [anon_sym_LBRACK] = ACTIONS(164),
-    [anon_sym_EQ] = ACTIONS(166),
-    [anon_sym_COLON] = ACTIONS(176),
-    [anon_sym_LPAREN] = ACTIONS(164),
-    [anon_sym_PLUS] = ACTIONS(108),
-    [anon_sym_DASH] = ACTIONS(108),
-    [anon_sym_STAR] = ACTIONS(106),
-    [anon_sym_SLASH] = ACTIONS(106),
-    [anon_sym_PERCENT] = ACTIONS(106),
-    [anon_sym_EQ_EQ] = ACTIONS(110),
-    [anon_sym_BANG_EQ] = ACTIONS(110),
-    [anon_sym_AMP_AMP] = ACTIONS(110),
-    [anon_sym_PIPE_PIPE] = ACTIONS(110),
-    [anon_sym_GT] = ACTIONS(112),
-    [anon_sym_LT] = ACTIONS(112),
-    [anon_sym_GT_EQ] = ACTIONS(110),
-    [anon_sym_LT_EQ] = ACTIONS(110),
-    [anon_sym_PLUS_EQ] = ACTIONS(164),
-    [anon_sym_DASH_EQ] = ACTIONS(164),
-    [anon_sym_if] = ACTIONS(166),
-    [anon_sym_match] = ACTIONS(166),
-    [anon_sym_while] = ACTIONS(166),
-    [anon_sym_for] = ACTIONS(166),
-    [anon_sym_asyncfor] = ACTIONS(164),
-    [anon_sym_return] = ACTIONS(166),
-    [anon_sym_DASH_GT] = ACTIONS(168),
-    [anon_sym_assert] = ACTIONS(166),
-    [anon_sym_assert_equal] = ACTIONS(166),
-    [anon_sym_bash] = ACTIONS(166),
-    [anon_sym_download] = ACTIONS(166),
-    [anon_sym_fish] = ACTIONS(166),
-    [anon_sym_from_json] = ACTIONS(166),
-    [anon_sym_length] = ACTIONS(166),
-    [anon_sym_metadata] = ACTIONS(166),
-    [anon_sym_output] = ACTIONS(166),
-    [anon_sym_output_error] = ACTIONS(166),
-    [anon_sym_random] = ACTIONS(166),
-    [anon_sym_random_boolean] = ACTIONS(166),
-    [anon_sym_random_float] = ACTIONS(166),
-    [anon_sym_random_integer] = ACTIONS(166),
-    [anon_sym_read] = ACTIONS(166),
-    [anon_sym_to_json] = ACTIONS(166),
-    [anon_sym_write] = ACTIONS(166),
+    [anon_sym_LBRACE] = ACTIONS(168),
+    [sym_integer] = ACTIONS(170),
+    [sym_float] = ACTIONS(172),
+    [sym_string] = ACTIONS(172),
+    [anon_sym_true] = ACTIONS(174),
+    [anon_sym_false] = ACTIONS(174),
+    [anon_sym_LBRACK] = ACTIONS(176),
+    [anon_sym_none] = ACTIONS(178),
+    [anon_sym_some] = ACTIONS(180),
+    [anon_sym_LPAREN] = ACTIONS(182),
+    [anon_sym_if] = ACTIONS(184),
+    [anon_sym_match] = ACTIONS(186),
+    [anon_sym_while] = ACTIONS(188),
+    [anon_sym_for] = ACTIONS(190),
+    [anon_sym_asyncfor] = ACTIONS(192),
+    [anon_sym_return] = ACTIONS(194),
+    [anon_sym_assert] = ACTIONS(196),
+    [anon_sym_assert_equal] = ACTIONS(196),
+    [anon_sym_bash] = ACTIONS(196),
+    [anon_sym_download] = ACTIONS(196),
+    [anon_sym_fish] = ACTIONS(196),
+    [anon_sym_from_json] = ACTIONS(196),
+    [anon_sym_length] = ACTIONS(196),
+    [anon_sym_metadata] = ACTIONS(196),
+    [anon_sym_output] = ACTIONS(196),
+    [anon_sym_output_error] = ACTIONS(196),
+    [anon_sym_random] = ACTIONS(196),
+    [anon_sym_random_boolean] = ACTIONS(196),
+    [anon_sym_random_float] = ACTIONS(196),
+    [anon_sym_random_integer] = ACTIONS(196),
+    [anon_sym_read] = ACTIONS(196),
+    [anon_sym_to_json] = ACTIONS(196),
+    [anon_sym_write] = ACTIONS(196),
   },
-  [42] = {
-    [sym_block] = STATE(242),
-    [sym_statement] = STATE(279),
-    [sym_expression] = STATE(210),
-    [sym_identifier] = STATE(155),
-    [sym_value] = STATE(140),
-    [sym_boolean] = STATE(134),
-    [sym_list] = STATE(134),
-    [sym_map] = STATE(134),
-    [sym_index] = STATE(165),
-    [sym_math] = STATE(140),
-    [sym_logic] = STATE(140),
-    [sym_assignment] = STATE(242),
-    [sym_index_assignment] = STATE(242),
-    [sym_if_else] = STATE(242),
-    [sym_if] = STATE(229),
-    [sym_match] = STATE(242),
-    [sym_while] = STATE(242),
-    [sym_for] = STATE(242),
-    [sym_return] = STATE(242),
-    [sym_function] = STATE(134),
-    [sym_function_call] = STATE(140),
-    [sym_yield] = STATE(140),
-    [sym_built_in_function] = STATE(130),
-    [sym__identifier_pattern] = ACTIONS(178),
+  [36] = {
+    [sym_block] = STATE(257),
+    [sym_statement] = STATE(288),
+    [sym_expression] = STATE(223),
+    [sym_identifier] = STATE(217),
+    [sym_value] = STATE(137),
+    [sym_boolean] = STATE(138),
+    [sym_list] = STATE(138),
+    [sym_map] = STATE(138),
+    [sym_option] = STATE(138),
+    [sym_index] = STATE(220),
+    [sym_math] = STATE(137),
+    [sym_logic] = STATE(137),
+    [sym_assignment] = STATE(257),
+    [sym_index_assignment] = STATE(257),
+    [sym_if_else] = STATE(257),
+    [sym_if] = STATE(239),
+    [sym_match] = STATE(257),
+    [sym_while] = STATE(257),
+    [sym_for] = STATE(257),
+    [sym_return] = STATE(257),
+    [sym_function] = STATE(138),
+    [sym_function_call] = STATE(137),
+    [sym_yield] = STATE(137),
+    [sym_built_in_function] = STATE(142),
+    [sym__identifier_pattern] = ACTIONS(164),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(180),
-    [anon_sym_LBRACE] = ACTIONS(182),
-    [sym_integer] = ACTIONS(184),
-    [sym_float] = ACTIONS(186),
-    [sym_string] = ACTIONS(186),
-    [anon_sym_true] = ACTIONS(188),
-    [anon_sym_false] = ACTIONS(188),
-    [anon_sym_LBRACK] = ACTIONS(190),
-    [anon_sym_LPAREN] = ACTIONS(192),
-    [anon_sym_if] = ACTIONS(194),
-    [anon_sym_match] = ACTIONS(196),
-    [anon_sym_while] = ACTIONS(198),
-    [anon_sym_for] = ACTIONS(200),
+    [anon_sym_async] = ACTIONS(166),
+    [anon_sym_LBRACE] = ACTIONS(168),
+    [sym_integer] = ACTIONS(170),
+    [sym_float] = ACTIONS(172),
+    [sym_string] = ACTIONS(172),
+    [anon_sym_true] = ACTIONS(174),
+    [anon_sym_false] = ACTIONS(174),
+    [anon_sym_LBRACK] = ACTIONS(176),
+    [anon_sym_none] = ACTIONS(178),
+    [anon_sym_some] = ACTIONS(180),
+    [anon_sym_LPAREN] = ACTIONS(182),
+    [anon_sym_if] = ACTIONS(184),
+    [anon_sym_match] = ACTIONS(186),
+    [anon_sym_while] = ACTIONS(188),
+    [anon_sym_for] = ACTIONS(190),
+    [anon_sym_asyncfor] = ACTIONS(192),
+    [anon_sym_return] = ACTIONS(194),
+    [anon_sym_assert] = ACTIONS(196),
+    [anon_sym_assert_equal] = ACTIONS(196),
+    [anon_sym_bash] = ACTIONS(196),
+    [anon_sym_download] = ACTIONS(196),
+    [anon_sym_fish] = ACTIONS(196),
+    [anon_sym_from_json] = ACTIONS(196),
+    [anon_sym_length] = ACTIONS(196),
+    [anon_sym_metadata] = ACTIONS(196),
+    [anon_sym_output] = ACTIONS(196),
+    [anon_sym_output_error] = ACTIONS(196),
+    [anon_sym_random] = ACTIONS(196),
+    [anon_sym_random_boolean] = ACTIONS(196),
+    [anon_sym_random_float] = ACTIONS(196),
+    [anon_sym_random_integer] = ACTIONS(196),
+    [anon_sym_read] = ACTIONS(196),
+    [anon_sym_to_json] = ACTIONS(196),
+    [anon_sym_write] = ACTIONS(196),
+  },
+  [37] = {
+    [sym_block] = STATE(257),
+    [sym_statement] = STATE(258),
+    [sym_expression] = STATE(113),
+    [sym_identifier] = STATE(109),
+    [sym_value] = STATE(94),
+    [sym_boolean] = STATE(101),
+    [sym_list] = STATE(101),
+    [sym_map] = STATE(101),
+    [sym_option] = STATE(101),
+    [sym_index] = STATE(110),
+    [sym_math] = STATE(94),
+    [sym_logic] = STATE(94),
+    [sym_assignment] = STATE(257),
+    [sym_index_assignment] = STATE(257),
+    [sym_if_else] = STATE(257),
+    [sym_if] = STATE(239),
+    [sym_match] = STATE(257),
+    [sym_while] = STATE(257),
+    [sym_for] = STATE(257),
+    [sym_return] = STATE(257),
+    [sym_function] = STATE(101),
+    [sym_function_call] = STATE(94),
+    [sym_yield] = STATE(94),
+    [sym_built_in_function] = STATE(102),
+    [sym__identifier_pattern] = ACTIONS(98),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(166),
+    [anon_sym_LBRACE] = ACTIONS(198),
+    [sym_integer] = ACTIONS(102),
+    [sym_float] = ACTIONS(104),
+    [sym_string] = ACTIONS(104),
+    [anon_sym_true] = ACTIONS(106),
+    [anon_sym_false] = ACTIONS(106),
+    [anon_sym_LBRACK] = ACTIONS(108),
+    [anon_sym_none] = ACTIONS(110),
+    [anon_sym_some] = ACTIONS(112),
+    [anon_sym_LPAREN] = ACTIONS(114),
+    [anon_sym_if] = ACTIONS(184),
+    [anon_sym_match] = ACTIONS(186),
+    [anon_sym_while] = ACTIONS(188),
+    [anon_sym_for] = ACTIONS(190),
+    [anon_sym_asyncfor] = ACTIONS(192),
+    [anon_sym_return] = ACTIONS(200),
+    [anon_sym_assert] = ACTIONS(130),
+    [anon_sym_assert_equal] = ACTIONS(130),
+    [anon_sym_bash] = ACTIONS(130),
+    [anon_sym_download] = ACTIONS(130),
+    [anon_sym_fish] = ACTIONS(130),
+    [anon_sym_from_json] = ACTIONS(130),
+    [anon_sym_length] = ACTIONS(130),
+    [anon_sym_metadata] = ACTIONS(130),
+    [anon_sym_output] = ACTIONS(130),
+    [anon_sym_output_error] = ACTIONS(130),
+    [anon_sym_random] = ACTIONS(130),
+    [anon_sym_random_boolean] = ACTIONS(130),
+    [anon_sym_random_float] = ACTIONS(130),
+    [anon_sym_random_integer] = ACTIONS(130),
+    [anon_sym_read] = ACTIONS(130),
+    [anon_sym_to_json] = ACTIONS(130),
+    [anon_sym_write] = ACTIONS(130),
+  },
+  [38] = {
+    [sym_math_operator] = STATE(177),
+    [sym_logic_operator] = STATE(181),
+    [ts_builtin_sym_end] = ACTIONS(202),
+    [sym__identifier_pattern] = ACTIONS(204),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(204),
+    [anon_sym_LBRACE] = ACTIONS(202),
+    [anon_sym_RBRACE] = ACTIONS(202),
+    [anon_sym_SEMI] = ACTIONS(202),
+    [sym_integer] = ACTIONS(204),
+    [sym_float] = ACTIONS(202),
+    [sym_string] = ACTIONS(202),
+    [anon_sym_true] = ACTIONS(204),
+    [anon_sym_false] = ACTIONS(204),
+    [anon_sym_LBRACK] = ACTIONS(202),
+    [anon_sym_EQ] = ACTIONS(204),
+    [anon_sym_none] = ACTIONS(204),
+    [anon_sym_some] = ACTIONS(204),
+    [anon_sym_LPAREN] = ACTIONS(202),
+    [anon_sym_COLON] = ACTIONS(202),
+    [anon_sym_DOT_DOT] = ACTIONS(206),
+    [anon_sym_PLUS] = ACTIONS(204),
+    [anon_sym_DASH] = ACTIONS(204),
+    [anon_sym_STAR] = ACTIONS(202),
+    [anon_sym_SLASH] = ACTIONS(202),
+    [anon_sym_PERCENT] = ACTIONS(202),
+    [anon_sym_EQ_EQ] = ACTIONS(202),
+    [anon_sym_BANG_EQ] = ACTIONS(202),
+    [anon_sym_AMP_AMP] = ACTIONS(202),
+    [anon_sym_PIPE_PIPE] = ACTIONS(202),
+    [anon_sym_GT] = ACTIONS(204),
+    [anon_sym_LT] = ACTIONS(204),
+    [anon_sym_GT_EQ] = ACTIONS(202),
+    [anon_sym_LT_EQ] = ACTIONS(202),
+    [anon_sym_PLUS_EQ] = ACTIONS(202),
+    [anon_sym_DASH_EQ] = ACTIONS(202),
+    [anon_sym_if] = ACTIONS(204),
+    [anon_sym_match] = ACTIONS(204),
+    [anon_sym_while] = ACTIONS(204),
+    [anon_sym_for] = ACTIONS(204),
     [anon_sym_asyncfor] = ACTIONS(202),
     [anon_sym_return] = ACTIONS(204),
-    [anon_sym_assert] = ACTIONS(206),
-    [anon_sym_assert_equal] = ACTIONS(206),
-    [anon_sym_bash] = ACTIONS(206),
-    [anon_sym_download] = ACTIONS(206),
-    [anon_sym_fish] = ACTIONS(206),
-    [anon_sym_from_json] = ACTIONS(206),
-    [anon_sym_length] = ACTIONS(206),
-    [anon_sym_metadata] = ACTIONS(206),
-    [anon_sym_output] = ACTIONS(206),
-    [anon_sym_output_error] = ACTIONS(206),
-    [anon_sym_random] = ACTIONS(206),
-    [anon_sym_random_boolean] = ACTIONS(206),
-    [anon_sym_random_float] = ACTIONS(206),
-    [anon_sym_random_integer] = ACTIONS(206),
-    [anon_sym_read] = ACTIONS(206),
-    [anon_sym_to_json] = ACTIONS(206),
-    [anon_sym_write] = ACTIONS(206),
+    [anon_sym_DASH_GT] = ACTIONS(202),
+    [anon_sym_assert] = ACTIONS(204),
+    [anon_sym_assert_equal] = ACTIONS(204),
+    [anon_sym_bash] = ACTIONS(204),
+    [anon_sym_download] = ACTIONS(204),
+    [anon_sym_fish] = ACTIONS(204),
+    [anon_sym_from_json] = ACTIONS(204),
+    [anon_sym_length] = ACTIONS(204),
+    [anon_sym_metadata] = ACTIONS(204),
+    [anon_sym_output] = ACTIONS(204),
+    [anon_sym_output_error] = ACTIONS(204),
+    [anon_sym_random] = ACTIONS(204),
+    [anon_sym_random_boolean] = ACTIONS(204),
+    [anon_sym_random_float] = ACTIONS(204),
+    [anon_sym_random_integer] = ACTIONS(204),
+    [anon_sym_read] = ACTIONS(204),
+    [anon_sym_to_json] = ACTIONS(204),
+    [anon_sym_write] = ACTIONS(204),
   },
-  [43] = {
+  [39] = {
+    [sym_math_operator] = STATE(177),
+    [sym_logic_operator] = STATE(181),
+    [ts_builtin_sym_end] = ACTIONS(202),
+    [sym__identifier_pattern] = ACTIONS(204),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(204),
+    [anon_sym_LBRACE] = ACTIONS(202),
+    [anon_sym_RBRACE] = ACTIONS(202),
+    [anon_sym_SEMI] = ACTIONS(202),
+    [sym_integer] = ACTIONS(204),
+    [sym_float] = ACTIONS(202),
+    [sym_string] = ACTIONS(202),
+    [anon_sym_true] = ACTIONS(204),
+    [anon_sym_false] = ACTIONS(204),
+    [anon_sym_LBRACK] = ACTIONS(202),
+    [anon_sym_EQ] = ACTIONS(204),
+    [anon_sym_none] = ACTIONS(204),
+    [anon_sym_some] = ACTIONS(204),
+    [anon_sym_LPAREN] = ACTIONS(202),
+    [anon_sym_COLON] = ACTIONS(202),
+    [anon_sym_DOT_DOT] = ACTIONS(202),
+    [anon_sym_PLUS] = ACTIONS(204),
+    [anon_sym_DASH] = ACTIONS(204),
+    [anon_sym_STAR] = ACTIONS(202),
+    [anon_sym_SLASH] = ACTIONS(202),
+    [anon_sym_PERCENT] = ACTIONS(202),
+    [anon_sym_EQ_EQ] = ACTIONS(202),
+    [anon_sym_BANG_EQ] = ACTIONS(202),
+    [anon_sym_AMP_AMP] = ACTIONS(202),
+    [anon_sym_PIPE_PIPE] = ACTIONS(202),
+    [anon_sym_GT] = ACTIONS(204),
+    [anon_sym_LT] = ACTIONS(204),
+    [anon_sym_GT_EQ] = ACTIONS(202),
+    [anon_sym_LT_EQ] = ACTIONS(202),
+    [anon_sym_PLUS_EQ] = ACTIONS(202),
+    [anon_sym_DASH_EQ] = ACTIONS(202),
+    [anon_sym_if] = ACTIONS(204),
+    [anon_sym_match] = ACTIONS(204),
+    [anon_sym_while] = ACTIONS(204),
+    [anon_sym_for] = ACTIONS(204),
+    [anon_sym_asyncfor] = ACTIONS(202),
+    [anon_sym_return] = ACTIONS(204),
+    [anon_sym_DASH_GT] = ACTIONS(202),
+    [anon_sym_assert] = ACTIONS(204),
+    [anon_sym_assert_equal] = ACTIONS(204),
+    [anon_sym_bash] = ACTIONS(204),
+    [anon_sym_download] = ACTIONS(204),
+    [anon_sym_fish] = ACTIONS(204),
+    [anon_sym_from_json] = ACTIONS(204),
+    [anon_sym_length] = ACTIONS(204),
+    [anon_sym_metadata] = ACTIONS(204),
+    [anon_sym_output] = ACTIONS(204),
+    [anon_sym_output_error] = ACTIONS(204),
+    [anon_sym_random] = ACTIONS(204),
+    [anon_sym_random_boolean] = ACTIONS(204),
+    [anon_sym_random_float] = ACTIONS(204),
+    [anon_sym_random_integer] = ACTIONS(204),
+    [anon_sym_read] = ACTIONS(204),
+    [anon_sym_to_json] = ACTIONS(204),
+    [anon_sym_write] = ACTIONS(204),
+  },
+  [40] = {
+    [sym_block] = STATE(248),
+    [sym_statement] = STATE(250),
+    [sym_expression] = STATE(111),
+    [sym_identifier] = STATE(109),
+    [sym_value] = STATE(94),
+    [sym_boolean] = STATE(101),
+    [sym_list] = STATE(101),
+    [sym_map] = STATE(101),
+    [sym_option] = STATE(101),
+    [sym_index] = STATE(110),
+    [sym_math] = STATE(94),
+    [sym_logic] = STATE(94),
+    [sym_assignment] = STATE(248),
+    [sym_index_assignment] = STATE(248),
+    [sym_if_else] = STATE(248),
+    [sym_if] = STATE(239),
+    [sym_match] = STATE(248),
+    [sym_while] = STATE(248),
+    [sym_for] = STATE(248),
+    [sym_return] = STATE(248),
+    [sym_function] = STATE(101),
+    [sym_function_call] = STATE(94),
+    [sym_yield] = STATE(94),
+    [sym_built_in_function] = STATE(102),
+    [sym__identifier_pattern] = ACTIONS(98),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(166),
+    [anon_sym_LBRACE] = ACTIONS(198),
+    [sym_integer] = ACTIONS(102),
+    [sym_float] = ACTIONS(104),
+    [sym_string] = ACTIONS(104),
+    [anon_sym_true] = ACTIONS(106),
+    [anon_sym_false] = ACTIONS(106),
+    [anon_sym_LBRACK] = ACTIONS(108),
+    [anon_sym_none] = ACTIONS(110),
+    [anon_sym_some] = ACTIONS(112),
+    [anon_sym_LPAREN] = ACTIONS(114),
+    [anon_sym_if] = ACTIONS(184),
+    [anon_sym_match] = ACTIONS(186),
+    [anon_sym_while] = ACTIONS(188),
+    [anon_sym_for] = ACTIONS(190),
+    [anon_sym_asyncfor] = ACTIONS(192),
+    [anon_sym_return] = ACTIONS(200),
+    [anon_sym_assert] = ACTIONS(130),
+    [anon_sym_assert_equal] = ACTIONS(130),
+    [anon_sym_bash] = ACTIONS(130),
+    [anon_sym_download] = ACTIONS(130),
+    [anon_sym_fish] = ACTIONS(130),
+    [anon_sym_from_json] = ACTIONS(130),
+    [anon_sym_length] = ACTIONS(130),
+    [anon_sym_metadata] = ACTIONS(130),
+    [anon_sym_output] = ACTIONS(130),
+    [anon_sym_output_error] = ACTIONS(130),
+    [anon_sym_random] = ACTIONS(130),
+    [anon_sym_random_boolean] = ACTIONS(130),
+    [anon_sym_random_float] = ACTIONS(130),
+    [anon_sym_random_integer] = ACTIONS(130),
+    [anon_sym_read] = ACTIONS(130),
+    [anon_sym_to_json] = ACTIONS(130),
+    [anon_sym_write] = ACTIONS(130),
+  },
+  [41] = {
+    [sym_block] = STATE(248),
+    [sym_statement] = STATE(251),
+    [sym_expression] = STATE(234),
+    [sym_identifier] = STATE(217),
+    [sym_value] = STATE(137),
+    [sym_boolean] = STATE(138),
+    [sym_list] = STATE(138),
+    [sym_map] = STATE(138),
+    [sym_option] = STATE(138),
+    [sym_index] = STATE(220),
+    [sym_math] = STATE(137),
+    [sym_logic] = STATE(137),
+    [sym_assignment] = STATE(248),
+    [sym_index_assignment] = STATE(248),
+    [sym_if_else] = STATE(248),
+    [sym_if] = STATE(239),
+    [sym_match] = STATE(248),
+    [sym_while] = STATE(248),
+    [sym_for] = STATE(248),
+    [sym_return] = STATE(248),
+    [sym_function] = STATE(138),
+    [sym_function_call] = STATE(137),
+    [sym_yield] = STATE(137),
+    [sym_built_in_function] = STATE(142),
+    [sym__identifier_pattern] = ACTIONS(164),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(166),
+    [anon_sym_LBRACE] = ACTIONS(168),
+    [sym_integer] = ACTIONS(170),
+    [sym_float] = ACTIONS(172),
+    [sym_string] = ACTIONS(172),
+    [anon_sym_true] = ACTIONS(174),
+    [anon_sym_false] = ACTIONS(174),
+    [anon_sym_LBRACK] = ACTIONS(176),
+    [anon_sym_none] = ACTIONS(178),
+    [anon_sym_some] = ACTIONS(180),
+    [anon_sym_LPAREN] = ACTIONS(182),
+    [anon_sym_if] = ACTIONS(184),
+    [anon_sym_match] = ACTIONS(186),
+    [anon_sym_while] = ACTIONS(188),
+    [anon_sym_for] = ACTIONS(190),
+    [anon_sym_asyncfor] = ACTIONS(192),
+    [anon_sym_return] = ACTIONS(194),
+    [anon_sym_assert] = ACTIONS(196),
+    [anon_sym_assert_equal] = ACTIONS(196),
+    [anon_sym_bash] = ACTIONS(196),
+    [anon_sym_download] = ACTIONS(196),
+    [anon_sym_fish] = ACTIONS(196),
+    [anon_sym_from_json] = ACTIONS(196),
+    [anon_sym_length] = ACTIONS(196),
+    [anon_sym_metadata] = ACTIONS(196),
+    [anon_sym_output] = ACTIONS(196),
+    [anon_sym_output_error] = ACTIONS(196),
+    [anon_sym_random] = ACTIONS(196),
+    [anon_sym_random_boolean] = ACTIONS(196),
+    [anon_sym_random_float] = ACTIONS(196),
+    [anon_sym_random_integer] = ACTIONS(196),
+    [anon_sym_read] = ACTIONS(196),
+    [anon_sym_to_json] = ACTIONS(196),
+    [anon_sym_write] = ACTIONS(196),
+  },
+  [42] = {
+    [sym_math_operator] = STATE(177),
+    [sym_logic_operator] = STATE(181),
     [ts_builtin_sym_end] = ACTIONS(208),
     [sym__identifier_pattern] = ACTIONS(210),
     [sym__comment] = ACTIONS(3),
@@ -5135,9 +5300,11 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_false] = ACTIONS(210),
     [anon_sym_LBRACK] = ACTIONS(208),
     [anon_sym_EQ] = ACTIONS(210),
+    [anon_sym_none] = ACTIONS(210),
+    [anon_sym_some] = ACTIONS(210),
+    [anon_sym_LPAREN] = ACTIONS(208),
     [anon_sym_COLON] = ACTIONS(208),
     [anon_sym_DOT_DOT] = ACTIONS(208),
-    [anon_sym_LPAREN] = ACTIONS(208),
     [anon_sym_PLUS] = ACTIONS(210),
     [anon_sym_DASH] = ACTIONS(210),
     [anon_sym_STAR] = ACTIONS(208),
@@ -5158,7 +5325,6 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_while] = ACTIONS(210),
     [anon_sym_for] = ACTIONS(210),
     [anon_sym_asyncfor] = ACTIONS(208),
-    [anon_sym_in] = ACTIONS(210),
     [anon_sym_return] = ACTIONS(210),
     [anon_sym_DASH_GT] = ACTIONS(208),
     [anon_sym_assert] = ACTIONS(210),
@@ -5179,384 +5345,465 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_to_json] = ACTIONS(210),
     [anon_sym_write] = ACTIONS(210),
   },
-  [44] = {
-    [sym_block] = STATE(242),
-    [sym_statement] = STATE(249),
-    [sym_expression] = STATE(109),
-    [sym_identifier] = STATE(105),
-    [sym_value] = STATE(88),
+  [43] = {
+    [sym_block] = STATE(248),
+    [sym_statement] = STATE(252),
+    [sym_expression] = STATE(111),
+    [sym_identifier] = STATE(109),
+    [sym_value] = STATE(94),
     [sym_boolean] = STATE(101),
     [sym_list] = STATE(101),
     [sym_map] = STATE(101),
-    [sym_index] = STATE(106),
-    [sym_math] = STATE(88),
-    [sym_logic] = STATE(88),
-    [sym_assignment] = STATE(242),
-    [sym_index_assignment] = STATE(242),
-    [sym_if_else] = STATE(242),
-    [sym_if] = STATE(229),
-    [sym_match] = STATE(242),
-    [sym_while] = STATE(242),
-    [sym_for] = STATE(242),
-    [sym_return] = STATE(242),
+    [sym_option] = STATE(101),
+    [sym_index] = STATE(110),
+    [sym_math] = STATE(94),
+    [sym_logic] = STATE(94),
+    [sym_assignment] = STATE(248),
+    [sym_index_assignment] = STATE(248),
+    [sym_if_else] = STATE(248),
+    [sym_if] = STATE(239),
+    [sym_match] = STATE(248),
+    [sym_while] = STATE(248),
+    [sym_for] = STATE(248),
+    [sym_return] = STATE(248),
     [sym_function] = STATE(101),
-    [sym_function_call] = STATE(88),
-    [sym_yield] = STATE(88),
-    [sym_built_in_function] = STATE(89),
-    [sym__identifier_pattern] = ACTIONS(88),
+    [sym_function_call] = STATE(94),
+    [sym_yield] = STATE(94),
+    [sym_built_in_function] = STATE(102),
+    [sym__identifier_pattern] = ACTIONS(98),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(180),
-    [anon_sym_LBRACE] = ACTIONS(212),
-    [sym_integer] = ACTIONS(92),
-    [sym_float] = ACTIONS(94),
-    [sym_string] = ACTIONS(94),
-    [anon_sym_true] = ACTIONS(96),
-    [anon_sym_false] = ACTIONS(96),
-    [anon_sym_LBRACK] = ACTIONS(98),
-    [anon_sym_LPAREN] = ACTIONS(102),
-    [anon_sym_if] = ACTIONS(194),
-    [anon_sym_match] = ACTIONS(196),
-    [anon_sym_while] = ACTIONS(198),
-    [anon_sym_for] = ACTIONS(200),
-    [anon_sym_asyncfor] = ACTIONS(202),
-    [anon_sym_return] = ACTIONS(214),
-    [anon_sym_assert] = ACTIONS(116),
-    [anon_sym_assert_equal] = ACTIONS(116),
-    [anon_sym_bash] = ACTIONS(116),
-    [anon_sym_download] = ACTIONS(116),
-    [anon_sym_fish] = ACTIONS(116),
-    [anon_sym_from_json] = ACTIONS(116),
-    [anon_sym_length] = ACTIONS(116),
-    [anon_sym_metadata] = ACTIONS(116),
-    [anon_sym_output] = ACTIONS(116),
-    [anon_sym_output_error] = ACTIONS(116),
-    [anon_sym_random] = ACTIONS(116),
-    [anon_sym_random_boolean] = ACTIONS(116),
-    [anon_sym_random_float] = ACTIONS(116),
-    [anon_sym_random_integer] = ACTIONS(116),
-    [anon_sym_read] = ACTIONS(116),
-    [anon_sym_to_json] = ACTIONS(116),
-    [anon_sym_write] = ACTIONS(116),
+    [anon_sym_async] = ACTIONS(166),
+    [anon_sym_LBRACE] = ACTIONS(198),
+    [sym_integer] = ACTIONS(102),
+    [sym_float] = ACTIONS(104),
+    [sym_string] = ACTIONS(104),
+    [anon_sym_true] = ACTIONS(106),
+    [anon_sym_false] = ACTIONS(106),
+    [anon_sym_LBRACK] = ACTIONS(108),
+    [anon_sym_none] = ACTIONS(110),
+    [anon_sym_some] = ACTIONS(112),
+    [anon_sym_LPAREN] = ACTIONS(114),
+    [anon_sym_if] = ACTIONS(184),
+    [anon_sym_match] = ACTIONS(186),
+    [anon_sym_while] = ACTIONS(188),
+    [anon_sym_for] = ACTIONS(190),
+    [anon_sym_asyncfor] = ACTIONS(192),
+    [anon_sym_return] = ACTIONS(200),
+    [anon_sym_assert] = ACTIONS(130),
+    [anon_sym_assert_equal] = ACTIONS(130),
+    [anon_sym_bash] = ACTIONS(130),
+    [anon_sym_download] = ACTIONS(130),
+    [anon_sym_fish] = ACTIONS(130),
+    [anon_sym_from_json] = ACTIONS(130),
+    [anon_sym_length] = ACTIONS(130),
+    [anon_sym_metadata] = ACTIONS(130),
+    [anon_sym_output] = ACTIONS(130),
+    [anon_sym_output_error] = ACTIONS(130),
+    [anon_sym_random] = ACTIONS(130),
+    [anon_sym_random_boolean] = ACTIONS(130),
+    [anon_sym_random_float] = ACTIONS(130),
+    [anon_sym_random_integer] = ACTIONS(130),
+    [anon_sym_read] = ACTIONS(130),
+    [anon_sym_to_json] = ACTIONS(130),
+    [anon_sym_write] = ACTIONS(130),
+  },
+  [44] = {
+    [sym_block] = STATE(248),
+    [sym_statement] = STATE(252),
+    [sym_expression] = STATE(234),
+    [sym_identifier] = STATE(217),
+    [sym_value] = STATE(137),
+    [sym_boolean] = STATE(138),
+    [sym_list] = STATE(138),
+    [sym_map] = STATE(138),
+    [sym_option] = STATE(138),
+    [sym_index] = STATE(220),
+    [sym_math] = STATE(137),
+    [sym_logic] = STATE(137),
+    [sym_assignment] = STATE(248),
+    [sym_index_assignment] = STATE(248),
+    [sym_if_else] = STATE(248),
+    [sym_if] = STATE(239),
+    [sym_match] = STATE(248),
+    [sym_while] = STATE(248),
+    [sym_for] = STATE(248),
+    [sym_return] = STATE(248),
+    [sym_function] = STATE(138),
+    [sym_function_call] = STATE(137),
+    [sym_yield] = STATE(137),
+    [sym_built_in_function] = STATE(142),
+    [sym__identifier_pattern] = ACTIONS(164),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(166),
+    [anon_sym_LBRACE] = ACTIONS(168),
+    [sym_integer] = ACTIONS(170),
+    [sym_float] = ACTIONS(172),
+    [sym_string] = ACTIONS(172),
+    [anon_sym_true] = ACTIONS(174),
+    [anon_sym_false] = ACTIONS(174),
+    [anon_sym_LBRACK] = ACTIONS(176),
+    [anon_sym_none] = ACTIONS(178),
+    [anon_sym_some] = ACTIONS(180),
+    [anon_sym_LPAREN] = ACTIONS(182),
+    [anon_sym_if] = ACTIONS(184),
+    [anon_sym_match] = ACTIONS(186),
+    [anon_sym_while] = ACTIONS(188),
+    [anon_sym_for] = ACTIONS(190),
+    [anon_sym_asyncfor] = ACTIONS(192),
+    [anon_sym_return] = ACTIONS(194),
+    [anon_sym_assert] = ACTIONS(196),
+    [anon_sym_assert_equal] = ACTIONS(196),
+    [anon_sym_bash] = ACTIONS(196),
+    [anon_sym_download] = ACTIONS(196),
+    [anon_sym_fish] = ACTIONS(196),
+    [anon_sym_from_json] = ACTIONS(196),
+    [anon_sym_length] = ACTIONS(196),
+    [anon_sym_metadata] = ACTIONS(196),
+    [anon_sym_output] = ACTIONS(196),
+    [anon_sym_output_error] = ACTIONS(196),
+    [anon_sym_random] = ACTIONS(196),
+    [anon_sym_random_boolean] = ACTIONS(196),
+    [anon_sym_random_float] = ACTIONS(196),
+    [anon_sym_random_integer] = ACTIONS(196),
+    [anon_sym_read] = ACTIONS(196),
+    [anon_sym_to_json] = ACTIONS(196),
+    [anon_sym_write] = ACTIONS(196),
   },
   [45] = {
-    [sym_math_operator] = STATE(170),
-    [sym_logic_operator] = STATE(193),
-    [ts_builtin_sym_end] = ACTIONS(158),
-    [sym__identifier_pattern] = ACTIONS(160),
+    [sym_block] = STATE(248),
+    [sym_statement] = STATE(251),
+    [sym_expression] = STATE(111),
+    [sym_identifier] = STATE(109),
+    [sym_value] = STATE(94),
+    [sym_boolean] = STATE(101),
+    [sym_list] = STATE(101),
+    [sym_map] = STATE(101),
+    [sym_option] = STATE(101),
+    [sym_index] = STATE(110),
+    [sym_math] = STATE(94),
+    [sym_logic] = STATE(94),
+    [sym_assignment] = STATE(248),
+    [sym_index_assignment] = STATE(248),
+    [sym_if_else] = STATE(248),
+    [sym_if] = STATE(239),
+    [sym_match] = STATE(248),
+    [sym_while] = STATE(248),
+    [sym_for] = STATE(248),
+    [sym_return] = STATE(248),
+    [sym_function] = STATE(101),
+    [sym_function_call] = STATE(94),
+    [sym_yield] = STATE(94),
+    [sym_built_in_function] = STATE(102),
+    [sym__identifier_pattern] = ACTIONS(98),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(160),
-    [anon_sym_LBRACE] = ACTIONS(158),
-    [anon_sym_RBRACE] = ACTIONS(158),
-    [anon_sym_SEMI] = ACTIONS(158),
-    [sym_integer] = ACTIONS(160),
-    [sym_float] = ACTIONS(158),
-    [sym_string] = ACTIONS(158),
-    [anon_sym_true] = ACTIONS(160),
-    [anon_sym_false] = ACTIONS(160),
-    [anon_sym_LBRACK] = ACTIONS(158),
-    [anon_sym_EQ] = ACTIONS(160),
-    [anon_sym_COLON] = ACTIONS(176),
-    [anon_sym_LPAREN] = ACTIONS(158),
-    [anon_sym_PLUS] = ACTIONS(160),
-    [anon_sym_DASH] = ACTIONS(160),
-    [anon_sym_STAR] = ACTIONS(158),
-    [anon_sym_SLASH] = ACTIONS(158),
-    [anon_sym_PERCENT] = ACTIONS(158),
-    [anon_sym_EQ_EQ] = ACTIONS(158),
-    [anon_sym_BANG_EQ] = ACTIONS(158),
-    [anon_sym_AMP_AMP] = ACTIONS(158),
-    [anon_sym_PIPE_PIPE] = ACTIONS(158),
-    [anon_sym_GT] = ACTIONS(160),
-    [anon_sym_LT] = ACTIONS(160),
-    [anon_sym_GT_EQ] = ACTIONS(158),
-    [anon_sym_LT_EQ] = ACTIONS(158),
-    [anon_sym_PLUS_EQ] = ACTIONS(158),
-    [anon_sym_DASH_EQ] = ACTIONS(158),
-    [anon_sym_if] = ACTIONS(160),
-    [anon_sym_match] = ACTIONS(160),
-    [anon_sym_while] = ACTIONS(160),
-    [anon_sym_for] = ACTIONS(160),
-    [anon_sym_asyncfor] = ACTIONS(158),
-    [anon_sym_return] = ACTIONS(160),
-    [anon_sym_DASH_GT] = ACTIONS(158),
-    [anon_sym_assert] = ACTIONS(160),
-    [anon_sym_assert_equal] = ACTIONS(160),
-    [anon_sym_bash] = ACTIONS(160),
-    [anon_sym_download] = ACTIONS(160),
-    [anon_sym_fish] = ACTIONS(160),
-    [anon_sym_from_json] = ACTIONS(160),
-    [anon_sym_length] = ACTIONS(160),
-    [anon_sym_metadata] = ACTIONS(160),
-    [anon_sym_output] = ACTIONS(160),
-    [anon_sym_output_error] = ACTIONS(160),
-    [anon_sym_random] = ACTIONS(160),
-    [anon_sym_random_boolean] = ACTIONS(160),
-    [anon_sym_random_float] = ACTIONS(160),
-    [anon_sym_random_integer] = ACTIONS(160),
-    [anon_sym_read] = ACTIONS(160),
-    [anon_sym_to_json] = ACTIONS(160),
-    [anon_sym_write] = ACTIONS(160),
+    [anon_sym_async] = ACTIONS(166),
+    [anon_sym_LBRACE] = ACTIONS(198),
+    [sym_integer] = ACTIONS(102),
+    [sym_float] = ACTIONS(104),
+    [sym_string] = ACTIONS(104),
+    [anon_sym_true] = ACTIONS(106),
+    [anon_sym_false] = ACTIONS(106),
+    [anon_sym_LBRACK] = ACTIONS(108),
+    [anon_sym_none] = ACTIONS(110),
+    [anon_sym_some] = ACTIONS(112),
+    [anon_sym_LPAREN] = ACTIONS(114),
+    [anon_sym_if] = ACTIONS(184),
+    [anon_sym_match] = ACTIONS(186),
+    [anon_sym_while] = ACTIONS(188),
+    [anon_sym_for] = ACTIONS(190),
+    [anon_sym_asyncfor] = ACTIONS(192),
+    [anon_sym_return] = ACTIONS(200),
+    [anon_sym_assert] = ACTIONS(130),
+    [anon_sym_assert_equal] = ACTIONS(130),
+    [anon_sym_bash] = ACTIONS(130),
+    [anon_sym_download] = ACTIONS(130),
+    [anon_sym_fish] = ACTIONS(130),
+    [anon_sym_from_json] = ACTIONS(130),
+    [anon_sym_length] = ACTIONS(130),
+    [anon_sym_metadata] = ACTIONS(130),
+    [anon_sym_output] = ACTIONS(130),
+    [anon_sym_output_error] = ACTIONS(130),
+    [anon_sym_random] = ACTIONS(130),
+    [anon_sym_random_boolean] = ACTIONS(130),
+    [anon_sym_random_float] = ACTIONS(130),
+    [anon_sym_random_integer] = ACTIONS(130),
+    [anon_sym_read] = ACTIONS(130),
+    [anon_sym_to_json] = ACTIONS(130),
+    [anon_sym_write] = ACTIONS(130),
   },
   [46] = {
-    [sym_block] = STATE(238),
-    [sym_statement] = STATE(240),
-    [sym_expression] = STATE(108),
-    [sym_identifier] = STATE(105),
-    [sym_value] = STATE(88),
-    [sym_boolean] = STATE(101),
-    [sym_list] = STATE(101),
-    [sym_map] = STATE(101),
-    [sym_index] = STATE(106),
-    [sym_math] = STATE(88),
-    [sym_logic] = STATE(88),
-    [sym_assignment] = STATE(238),
-    [sym_index_assignment] = STATE(238),
-    [sym_if_else] = STATE(238),
-    [sym_if] = STATE(229),
-    [sym_match] = STATE(238),
-    [sym_while] = STATE(238),
-    [sym_for] = STATE(238),
-    [sym_return] = STATE(238),
-    [sym_function] = STATE(101),
-    [sym_function_call] = STATE(88),
-    [sym_yield] = STATE(88),
-    [sym_built_in_function] = STATE(89),
-    [sym__identifier_pattern] = ACTIONS(88),
+    [sym_block] = STATE(232),
+    [sym_statement] = STATE(233),
+    [sym_expression] = STATE(79),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(232),
+    [sym_index_assignment] = STATE(232),
+    [sym_if_else] = STATE(232),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(232),
+    [sym_while] = STATE(232),
+    [sym_for] = STATE(232),
+    [sym_return] = STATE(232),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
+    [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(180),
-    [anon_sym_LBRACE] = ACTIONS(212),
-    [sym_integer] = ACTIONS(92),
-    [sym_float] = ACTIONS(94),
-    [sym_string] = ACTIONS(94),
-    [anon_sym_true] = ACTIONS(96),
-    [anon_sym_false] = ACTIONS(96),
-    [anon_sym_LBRACK] = ACTIONS(98),
-    [anon_sym_LPAREN] = ACTIONS(102),
-    [anon_sym_if] = ACTIONS(194),
-    [anon_sym_match] = ACTIONS(196),
-    [anon_sym_while] = ACTIONS(198),
-    [anon_sym_for] = ACTIONS(200),
-    [anon_sym_asyncfor] = ACTIONS(202),
-    [anon_sym_return] = ACTIONS(214),
-    [anon_sym_assert] = ACTIONS(116),
-    [anon_sym_assert_equal] = ACTIONS(116),
-    [anon_sym_bash] = ACTIONS(116),
-    [anon_sym_download] = ACTIONS(116),
-    [anon_sym_fish] = ACTIONS(116),
-    [anon_sym_from_json] = ACTIONS(116),
-    [anon_sym_length] = ACTIONS(116),
-    [anon_sym_metadata] = ACTIONS(116),
-    [anon_sym_output] = ACTIONS(116),
-    [anon_sym_output_error] = ACTIONS(116),
-    [anon_sym_random] = ACTIONS(116),
-    [anon_sym_random_boolean] = ACTIONS(116),
-    [anon_sym_random_float] = ACTIONS(116),
-    [anon_sym_random_integer] = ACTIONS(116),
-    [anon_sym_read] = ACTIONS(116),
-    [anon_sym_to_json] = ACTIONS(116),
-    [anon_sym_write] = ACTIONS(116),
+    [anon_sym_async] = ACTIONS(7),
+    [anon_sym_LBRACE] = ACTIONS(9),
+    [sym_integer] = ACTIONS(11),
+    [sym_float] = ACTIONS(13),
+    [sym_string] = ACTIONS(13),
+    [anon_sym_true] = ACTIONS(15),
+    [anon_sym_false] = ACTIONS(15),
+    [anon_sym_LBRACK] = ACTIONS(17),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
   [47] = {
-    [sym_block] = STATE(238),
-    [sym_statement] = STATE(244),
-    [sym_expression] = STATE(108),
-    [sym_identifier] = STATE(105),
-    [sym_value] = STATE(88),
-    [sym_boolean] = STATE(101),
-    [sym_list] = STATE(101),
-    [sym_map] = STATE(101),
-    [sym_index] = STATE(106),
-    [sym_math] = STATE(88),
-    [sym_logic] = STATE(88),
-    [sym_assignment] = STATE(238),
-    [sym_index_assignment] = STATE(238),
-    [sym_if_else] = STATE(238),
-    [sym_if] = STATE(229),
-    [sym_match] = STATE(238),
-    [sym_while] = STATE(238),
-    [sym_for] = STATE(238),
-    [sym_return] = STATE(238),
-    [sym_function] = STATE(101),
-    [sym_function_call] = STATE(88),
-    [sym_yield] = STATE(88),
-    [sym_built_in_function] = STATE(89),
-    [sym__identifier_pattern] = ACTIONS(88),
+    [sym_block] = STATE(248),
+    [sym_statement] = STATE(250),
+    [sym_expression] = STATE(234),
+    [sym_identifier] = STATE(217),
+    [sym_value] = STATE(137),
+    [sym_boolean] = STATE(138),
+    [sym_list] = STATE(138),
+    [sym_map] = STATE(138),
+    [sym_option] = STATE(138),
+    [sym_index] = STATE(220),
+    [sym_math] = STATE(137),
+    [sym_logic] = STATE(137),
+    [sym_assignment] = STATE(248),
+    [sym_index_assignment] = STATE(248),
+    [sym_if_else] = STATE(248),
+    [sym_if] = STATE(239),
+    [sym_match] = STATE(248),
+    [sym_while] = STATE(248),
+    [sym_for] = STATE(248),
+    [sym_return] = STATE(248),
+    [sym_function] = STATE(138),
+    [sym_function_call] = STATE(137),
+    [sym_yield] = STATE(137),
+    [sym_built_in_function] = STATE(142),
+    [sym__identifier_pattern] = ACTIONS(164),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(180),
-    [anon_sym_LBRACE] = ACTIONS(212),
-    [sym_integer] = ACTIONS(92),
-    [sym_float] = ACTIONS(94),
-    [sym_string] = ACTIONS(94),
-    [anon_sym_true] = ACTIONS(96),
-    [anon_sym_false] = ACTIONS(96),
-    [anon_sym_LBRACK] = ACTIONS(98),
-    [anon_sym_LPAREN] = ACTIONS(102),
-    [anon_sym_if] = ACTIONS(194),
-    [anon_sym_match] = ACTIONS(196),
-    [anon_sym_while] = ACTIONS(198),
-    [anon_sym_for] = ACTIONS(200),
-    [anon_sym_asyncfor] = ACTIONS(202),
-    [anon_sym_return] = ACTIONS(214),
-    [anon_sym_assert] = ACTIONS(116),
-    [anon_sym_assert_equal] = ACTIONS(116),
-    [anon_sym_bash] = ACTIONS(116),
-    [anon_sym_download] = ACTIONS(116),
-    [anon_sym_fish] = ACTIONS(116),
-    [anon_sym_from_json] = ACTIONS(116),
-    [anon_sym_length] = ACTIONS(116),
-    [anon_sym_metadata] = ACTIONS(116),
-    [anon_sym_output] = ACTIONS(116),
-    [anon_sym_output_error] = ACTIONS(116),
-    [anon_sym_random] = ACTIONS(116),
-    [anon_sym_random_boolean] = ACTIONS(116),
-    [anon_sym_random_float] = ACTIONS(116),
-    [anon_sym_random_integer] = ACTIONS(116),
-    [anon_sym_read] = ACTIONS(116),
-    [anon_sym_to_json] = ACTIONS(116),
-    [anon_sym_write] = ACTIONS(116),
+    [anon_sym_async] = ACTIONS(166),
+    [anon_sym_LBRACE] = ACTIONS(168),
+    [sym_integer] = ACTIONS(170),
+    [sym_float] = ACTIONS(172),
+    [sym_string] = ACTIONS(172),
+    [anon_sym_true] = ACTIONS(174),
+    [anon_sym_false] = ACTIONS(174),
+    [anon_sym_LBRACK] = ACTIONS(176),
+    [anon_sym_none] = ACTIONS(178),
+    [anon_sym_some] = ACTIONS(180),
+    [anon_sym_LPAREN] = ACTIONS(182),
+    [anon_sym_if] = ACTIONS(184),
+    [anon_sym_match] = ACTIONS(186),
+    [anon_sym_while] = ACTIONS(188),
+    [anon_sym_for] = ACTIONS(190),
+    [anon_sym_asyncfor] = ACTIONS(192),
+    [anon_sym_return] = ACTIONS(194),
+    [anon_sym_assert] = ACTIONS(196),
+    [anon_sym_assert_equal] = ACTIONS(196),
+    [anon_sym_bash] = ACTIONS(196),
+    [anon_sym_download] = ACTIONS(196),
+    [anon_sym_fish] = ACTIONS(196),
+    [anon_sym_from_json] = ACTIONS(196),
+    [anon_sym_length] = ACTIONS(196),
+    [anon_sym_metadata] = ACTIONS(196),
+    [anon_sym_output] = ACTIONS(196),
+    [anon_sym_output_error] = ACTIONS(196),
+    [anon_sym_random] = ACTIONS(196),
+    [anon_sym_random_boolean] = ACTIONS(196),
+    [anon_sym_random_float] = ACTIONS(196),
+    [anon_sym_random_integer] = ACTIONS(196),
+    [anon_sym_read] = ACTIONS(196),
+    [anon_sym_to_json] = ACTIONS(196),
+    [anon_sym_write] = ACTIONS(196),
   },
   [48] = {
-    [sym_block] = STATE(222),
-    [sym_statement] = STATE(223),
-    [sym_expression] = STATE(78),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(222),
-    [sym_index_assignment] = STATE(222),
-    [sym_if_else] = STATE(222),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(222),
-    [sym_while] = STATE(222),
-    [sym_for] = STATE(222),
-    [sym_return] = STATE(222),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
-    [sym__identifier_pattern] = ACTIONS(5),
+    [sym_math_operator] = STATE(177),
+    [sym_logic_operator] = STATE(181),
+    [ts_builtin_sym_end] = ACTIONS(212),
+    [sym__identifier_pattern] = ACTIONS(214),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(7),
-    [anon_sym_LBRACE] = ACTIONS(9),
-    [sym_integer] = ACTIONS(11),
-    [sym_float] = ACTIONS(13),
-    [sym_string] = ACTIONS(13),
-    [anon_sym_true] = ACTIONS(15),
-    [anon_sym_false] = ACTIONS(15),
-    [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_async] = ACTIONS(214),
+    [anon_sym_LBRACE] = ACTIONS(212),
+    [anon_sym_RBRACE] = ACTIONS(212),
+    [anon_sym_SEMI] = ACTIONS(212),
+    [sym_integer] = ACTIONS(214),
+    [sym_float] = ACTIONS(212),
+    [sym_string] = ACTIONS(212),
+    [anon_sym_true] = ACTIONS(214),
+    [anon_sym_false] = ACTIONS(214),
+    [anon_sym_LBRACK] = ACTIONS(212),
+    [anon_sym_EQ] = ACTIONS(214),
+    [anon_sym_none] = ACTIONS(214),
+    [anon_sym_some] = ACTIONS(214),
+    [anon_sym_LPAREN] = ACTIONS(212),
+    [anon_sym_COLON] = ACTIONS(216),
+    [anon_sym_DOT_DOT] = ACTIONS(212),
+    [anon_sym_PLUS] = ACTIONS(122),
+    [anon_sym_DASH] = ACTIONS(122),
+    [anon_sym_STAR] = ACTIONS(120),
+    [anon_sym_SLASH] = ACTIONS(120),
+    [anon_sym_PERCENT] = ACTIONS(120),
+    [anon_sym_EQ_EQ] = ACTIONS(124),
+    [anon_sym_BANG_EQ] = ACTIONS(124),
+    [anon_sym_AMP_AMP] = ACTIONS(124),
+    [anon_sym_PIPE_PIPE] = ACTIONS(124),
+    [anon_sym_GT] = ACTIONS(126),
+    [anon_sym_LT] = ACTIONS(126),
+    [anon_sym_GT_EQ] = ACTIONS(124),
+    [anon_sym_LT_EQ] = ACTIONS(124),
+    [anon_sym_PLUS_EQ] = ACTIONS(212),
+    [anon_sym_DASH_EQ] = ACTIONS(212),
+    [anon_sym_if] = ACTIONS(214),
+    [anon_sym_match] = ACTIONS(214),
+    [anon_sym_while] = ACTIONS(214),
+    [anon_sym_for] = ACTIONS(214),
+    [anon_sym_asyncfor] = ACTIONS(212),
+    [anon_sym_return] = ACTIONS(214),
+    [anon_sym_DASH_GT] = ACTIONS(218),
+    [anon_sym_assert] = ACTIONS(214),
+    [anon_sym_assert_equal] = ACTIONS(214),
+    [anon_sym_bash] = ACTIONS(214),
+    [anon_sym_download] = ACTIONS(214),
+    [anon_sym_fish] = ACTIONS(214),
+    [anon_sym_from_json] = ACTIONS(214),
+    [anon_sym_length] = ACTIONS(214),
+    [anon_sym_metadata] = ACTIONS(214),
+    [anon_sym_output] = ACTIONS(214),
+    [anon_sym_output_error] = ACTIONS(214),
+    [anon_sym_random] = ACTIONS(214),
+    [anon_sym_random_boolean] = ACTIONS(214),
+    [anon_sym_random_float] = ACTIONS(214),
+    [anon_sym_random_integer] = ACTIONS(214),
+    [anon_sym_read] = ACTIONS(214),
+    [anon_sym_to_json] = ACTIONS(214),
+    [anon_sym_write] = ACTIONS(214),
   },
   [49] = {
-    [sym_block] = STATE(242),
-    [sym_statement] = STATE(274),
-    [sym_expression] = STATE(210),
-    [sym_identifier] = STATE(155),
-    [sym_value] = STATE(140),
-    [sym_boolean] = STATE(134),
-    [sym_list] = STATE(134),
-    [sym_map] = STATE(134),
-    [sym_index] = STATE(165),
-    [sym_math] = STATE(140),
-    [sym_logic] = STATE(140),
-    [sym_assignment] = STATE(242),
-    [sym_index_assignment] = STATE(242),
-    [sym_if_else] = STATE(242),
-    [sym_if] = STATE(229),
-    [sym_match] = STATE(242),
-    [sym_while] = STATE(242),
-    [sym_for] = STATE(242),
-    [sym_return] = STATE(242),
-    [sym_function] = STATE(134),
-    [sym_function_call] = STATE(140),
-    [sym_yield] = STATE(140),
-    [sym_built_in_function] = STATE(130),
-    [sym__identifier_pattern] = ACTIONS(178),
+    [sym_math_operator] = STATE(177),
+    [sym_logic_operator] = STATE(181),
+    [ts_builtin_sym_end] = ACTIONS(220),
+    [sym__identifier_pattern] = ACTIONS(222),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(180),
-    [anon_sym_LBRACE] = ACTIONS(182),
-    [sym_integer] = ACTIONS(184),
-    [sym_float] = ACTIONS(186),
-    [sym_string] = ACTIONS(186),
-    [anon_sym_true] = ACTIONS(188),
-    [anon_sym_false] = ACTIONS(188),
-    [anon_sym_LBRACK] = ACTIONS(190),
-    [anon_sym_LPAREN] = ACTIONS(192),
-    [anon_sym_if] = ACTIONS(194),
-    [anon_sym_match] = ACTIONS(196),
-    [anon_sym_while] = ACTIONS(198),
-    [anon_sym_for] = ACTIONS(200),
-    [anon_sym_asyncfor] = ACTIONS(202),
-    [anon_sym_return] = ACTIONS(204),
-    [anon_sym_assert] = ACTIONS(206),
-    [anon_sym_assert_equal] = ACTIONS(206),
-    [anon_sym_bash] = ACTIONS(206),
-    [anon_sym_download] = ACTIONS(206),
-    [anon_sym_fish] = ACTIONS(206),
-    [anon_sym_from_json] = ACTIONS(206),
-    [anon_sym_length] = ACTIONS(206),
-    [anon_sym_metadata] = ACTIONS(206),
-    [anon_sym_output] = ACTIONS(206),
-    [anon_sym_output_error] = ACTIONS(206),
-    [anon_sym_random] = ACTIONS(206),
-    [anon_sym_random_boolean] = ACTIONS(206),
-    [anon_sym_random_float] = ACTIONS(206),
-    [anon_sym_random_integer] = ACTIONS(206),
-    [anon_sym_read] = ACTIONS(206),
-    [anon_sym_to_json] = ACTIONS(206),
-    [anon_sym_write] = ACTIONS(206),
+    [anon_sym_async] = ACTIONS(222),
+    [anon_sym_LBRACE] = ACTIONS(220),
+    [anon_sym_RBRACE] = ACTIONS(220),
+    [anon_sym_SEMI] = ACTIONS(220),
+    [sym_integer] = ACTIONS(222),
+    [sym_float] = ACTIONS(220),
+    [sym_string] = ACTIONS(220),
+    [anon_sym_true] = ACTIONS(222),
+    [anon_sym_false] = ACTIONS(222),
+    [anon_sym_LBRACK] = ACTIONS(220),
+    [anon_sym_EQ] = ACTIONS(222),
+    [anon_sym_none] = ACTIONS(222),
+    [anon_sym_some] = ACTIONS(222),
+    [anon_sym_LPAREN] = ACTIONS(220),
+    [anon_sym_COLON] = ACTIONS(216),
+    [anon_sym_DOT_DOT] = ACTIONS(220),
+    [anon_sym_PLUS] = ACTIONS(222),
+    [anon_sym_DASH] = ACTIONS(222),
+    [anon_sym_STAR] = ACTIONS(220),
+    [anon_sym_SLASH] = ACTIONS(220),
+    [anon_sym_PERCENT] = ACTIONS(220),
+    [anon_sym_EQ_EQ] = ACTIONS(220),
+    [anon_sym_BANG_EQ] = ACTIONS(220),
+    [anon_sym_AMP_AMP] = ACTIONS(220),
+    [anon_sym_PIPE_PIPE] = ACTIONS(220),
+    [anon_sym_GT] = ACTIONS(222),
+    [anon_sym_LT] = ACTIONS(222),
+    [anon_sym_GT_EQ] = ACTIONS(220),
+    [anon_sym_LT_EQ] = ACTIONS(220),
+    [anon_sym_PLUS_EQ] = ACTIONS(220),
+    [anon_sym_DASH_EQ] = ACTIONS(220),
+    [anon_sym_if] = ACTIONS(222),
+    [anon_sym_match] = ACTIONS(222),
+    [anon_sym_while] = ACTIONS(222),
+    [anon_sym_for] = ACTIONS(222),
+    [anon_sym_asyncfor] = ACTIONS(220),
+    [anon_sym_return] = ACTIONS(222),
+    [anon_sym_DASH_GT] = ACTIONS(220),
+    [anon_sym_assert] = ACTIONS(222),
+    [anon_sym_assert_equal] = ACTIONS(222),
+    [anon_sym_bash] = ACTIONS(222),
+    [anon_sym_download] = ACTIONS(222),
+    [anon_sym_fish] = ACTIONS(222),
+    [anon_sym_from_json] = ACTIONS(222),
+    [anon_sym_length] = ACTIONS(222),
+    [anon_sym_metadata] = ACTIONS(222),
+    [anon_sym_output] = ACTIONS(222),
+    [anon_sym_output_error] = ACTIONS(222),
+    [anon_sym_random] = ACTIONS(222),
+    [anon_sym_random_boolean] = ACTIONS(222),
+    [anon_sym_random_float] = ACTIONS(222),
+    [anon_sym_random_integer] = ACTIONS(222),
+    [anon_sym_read] = ACTIONS(222),
+    [anon_sym_to_json] = ACTIONS(222),
+    [anon_sym_write] = ACTIONS(222),
   },
   [50] = {
-    [sym_block] = STATE(222),
-    [sym_statement] = STATE(224),
-    [sym_expression] = STATE(78),
-    [sym_identifier] = STATE(56),
-    [sym_value] = STATE(62),
-    [sym_boolean] = STATE(67),
-    [sym_list] = STATE(67),
-    [sym_map] = STATE(67),
-    [sym_index] = STATE(63),
-    [sym_math] = STATE(62),
-    [sym_logic] = STATE(62),
-    [sym_assignment] = STATE(222),
-    [sym_index_assignment] = STATE(222),
-    [sym_if_else] = STATE(222),
-    [sym_if] = STATE(151),
-    [sym_match] = STATE(222),
-    [sym_while] = STATE(222),
-    [sym_for] = STATE(222),
-    [sym_return] = STATE(222),
-    [sym_function] = STATE(67),
-    [sym_function_call] = STATE(62),
-    [sym_yield] = STATE(62),
-    [sym_built_in_function] = STATE(43),
+    [sym_block] = STATE(232),
+    [sym_statement] = STATE(235),
+    [sym_expression] = STATE(79),
+    [sym_identifier] = STATE(55),
+    [sym_value] = STATE(58),
+    [sym_boolean] = STATE(71),
+    [sym_list] = STATE(71),
+    [sym_map] = STATE(71),
+    [sym_option] = STATE(71),
+    [sym_index] = STATE(68),
+    [sym_math] = STATE(58),
+    [sym_logic] = STATE(58),
+    [sym_assignment] = STATE(232),
+    [sym_index_assignment] = STATE(232),
+    [sym_if_else] = STATE(232),
+    [sym_if] = STATE(170),
+    [sym_match] = STATE(232),
+    [sym_while] = STATE(232),
+    [sym_for] = STATE(232),
+    [sym_return] = STATE(232),
+    [sym_function] = STATE(71),
+    [sym_function_call] = STATE(58),
+    [sym_yield] = STATE(58),
+    [sym_built_in_function] = STATE(53),
     [sym__identifier_pattern] = ACTIONS(5),
     [sym__comment] = ACTIONS(3),
     [anon_sym_async] = ACTIONS(7),
@@ -5567,445 +5814,157 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_true] = ACTIONS(15),
     [anon_sym_false] = ACTIONS(15),
     [anon_sym_LBRACK] = ACTIONS(17),
-    [anon_sym_LPAREN] = ACTIONS(19),
-    [anon_sym_if] = ACTIONS(21),
-    [anon_sym_match] = ACTIONS(23),
-    [anon_sym_while] = ACTIONS(25),
-    [anon_sym_for] = ACTIONS(27),
-    [anon_sym_asyncfor] = ACTIONS(29),
-    [anon_sym_return] = ACTIONS(31),
-    [anon_sym_assert] = ACTIONS(33),
-    [anon_sym_assert_equal] = ACTIONS(33),
-    [anon_sym_bash] = ACTIONS(33),
-    [anon_sym_download] = ACTIONS(33),
-    [anon_sym_fish] = ACTIONS(33),
-    [anon_sym_from_json] = ACTIONS(33),
-    [anon_sym_length] = ACTIONS(33),
-    [anon_sym_metadata] = ACTIONS(33),
-    [anon_sym_output] = ACTIONS(33),
-    [anon_sym_output_error] = ACTIONS(33),
-    [anon_sym_random] = ACTIONS(33),
-    [anon_sym_random_boolean] = ACTIONS(33),
-    [anon_sym_random_float] = ACTIONS(33),
-    [anon_sym_random_integer] = ACTIONS(33),
-    [anon_sym_read] = ACTIONS(33),
-    [anon_sym_to_json] = ACTIONS(33),
-    [anon_sym_write] = ACTIONS(33),
+    [anon_sym_none] = ACTIONS(19),
+    [anon_sym_some] = ACTIONS(21),
+    [anon_sym_LPAREN] = ACTIONS(23),
+    [anon_sym_if] = ACTIONS(25),
+    [anon_sym_match] = ACTIONS(27),
+    [anon_sym_while] = ACTIONS(29),
+    [anon_sym_for] = ACTIONS(31),
+    [anon_sym_asyncfor] = ACTIONS(33),
+    [anon_sym_return] = ACTIONS(35),
+    [anon_sym_assert] = ACTIONS(37),
+    [anon_sym_assert_equal] = ACTIONS(37),
+    [anon_sym_bash] = ACTIONS(37),
+    [anon_sym_download] = ACTIONS(37),
+    [anon_sym_fish] = ACTIONS(37),
+    [anon_sym_from_json] = ACTIONS(37),
+    [anon_sym_length] = ACTIONS(37),
+    [anon_sym_metadata] = ACTIONS(37),
+    [anon_sym_output] = ACTIONS(37),
+    [anon_sym_output_error] = ACTIONS(37),
+    [anon_sym_random] = ACTIONS(37),
+    [anon_sym_random_boolean] = ACTIONS(37),
+    [anon_sym_random_float] = ACTIONS(37),
+    [anon_sym_random_integer] = ACTIONS(37),
+    [anon_sym_read] = ACTIONS(37),
+    [anon_sym_to_json] = ACTIONS(37),
+    [anon_sym_write] = ACTIONS(37),
   },
   [51] = {
-    [sym_block] = STATE(238),
-    [sym_statement] = STATE(241),
-    [sym_expression] = STATE(212),
-    [sym_identifier] = STATE(155),
-    [sym_value] = STATE(140),
-    [sym_boolean] = STATE(134),
-    [sym_list] = STATE(134),
-    [sym_map] = STATE(134),
-    [sym_index] = STATE(165),
-    [sym_math] = STATE(140),
-    [sym_logic] = STATE(140),
-    [sym_assignment] = STATE(238),
-    [sym_index_assignment] = STATE(238),
-    [sym_if_else] = STATE(238),
-    [sym_if] = STATE(229),
-    [sym_match] = STATE(238),
-    [sym_while] = STATE(238),
-    [sym_for] = STATE(238),
-    [sym_return] = STATE(238),
-    [sym_function] = STATE(134),
-    [sym_function_call] = STATE(140),
-    [sym_yield] = STATE(140),
-    [sym_built_in_function] = STATE(130),
-    [sym__identifier_pattern] = ACTIONS(178),
+    [sym_block] = STATE(257),
+    [sym_statement] = STATE(291),
+    [sym_expression] = STATE(223),
+    [sym_identifier] = STATE(217),
+    [sym_value] = STATE(137),
+    [sym_boolean] = STATE(138),
+    [sym_list] = STATE(138),
+    [sym_map] = STATE(138),
+    [sym_option] = STATE(138),
+    [sym_index] = STATE(220),
+    [sym_math] = STATE(137),
+    [sym_logic] = STATE(137),
+    [sym_assignment] = STATE(257),
+    [sym_index_assignment] = STATE(257),
+    [sym_if_else] = STATE(257),
+    [sym_if] = STATE(239),
+    [sym_match] = STATE(257),
+    [sym_while] = STATE(257),
+    [sym_for] = STATE(257),
+    [sym_return] = STATE(257),
+    [sym_function] = STATE(138),
+    [sym_function_call] = STATE(137),
+    [sym_yield] = STATE(137),
+    [sym_built_in_function] = STATE(142),
+    [sym__identifier_pattern] = ACTIONS(164),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(180),
-    [anon_sym_LBRACE] = ACTIONS(182),
-    [sym_integer] = ACTIONS(184),
-    [sym_float] = ACTIONS(186),
-    [sym_string] = ACTIONS(186),
-    [anon_sym_true] = ACTIONS(188),
-    [anon_sym_false] = ACTIONS(188),
-    [anon_sym_LBRACK] = ACTIONS(190),
-    [anon_sym_LPAREN] = ACTIONS(192),
-    [anon_sym_if] = ACTIONS(194),
-    [anon_sym_match] = ACTIONS(196),
-    [anon_sym_while] = ACTIONS(198),
-    [anon_sym_for] = ACTIONS(200),
-    [anon_sym_asyncfor] = ACTIONS(202),
-    [anon_sym_return] = ACTIONS(204),
-    [anon_sym_assert] = ACTIONS(206),
-    [anon_sym_assert_equal] = ACTIONS(206),
-    [anon_sym_bash] = ACTIONS(206),
-    [anon_sym_download] = ACTIONS(206),
-    [anon_sym_fish] = ACTIONS(206),
-    [anon_sym_from_json] = ACTIONS(206),
-    [anon_sym_length] = ACTIONS(206),
-    [anon_sym_metadata] = ACTIONS(206),
-    [anon_sym_output] = ACTIONS(206),
-    [anon_sym_output_error] = ACTIONS(206),
-    [anon_sym_random] = ACTIONS(206),
-    [anon_sym_random_boolean] = ACTIONS(206),
-    [anon_sym_random_float] = ACTIONS(206),
-    [anon_sym_random_integer] = ACTIONS(206),
-    [anon_sym_read] = ACTIONS(206),
-    [anon_sym_to_json] = ACTIONS(206),
-    [anon_sym_write] = ACTIONS(206),
+    [anon_sym_async] = ACTIONS(166),
+    [anon_sym_LBRACE] = ACTIONS(168),
+    [sym_integer] = ACTIONS(170),
+    [sym_float] = ACTIONS(172),
+    [sym_string] = ACTIONS(172),
+    [anon_sym_true] = ACTIONS(174),
+    [anon_sym_false] = ACTIONS(174),
+    [anon_sym_LBRACK] = ACTIONS(176),
+    [anon_sym_none] = ACTIONS(178),
+    [anon_sym_some] = ACTIONS(180),
+    [anon_sym_LPAREN] = ACTIONS(182),
+    [anon_sym_if] = ACTIONS(184),
+    [anon_sym_match] = ACTIONS(186),
+    [anon_sym_while] = ACTIONS(188),
+    [anon_sym_for] = ACTIONS(190),
+    [anon_sym_asyncfor] = ACTIONS(192),
+    [anon_sym_return] = ACTIONS(194),
+    [anon_sym_assert] = ACTIONS(196),
+    [anon_sym_assert_equal] = ACTIONS(196),
+    [anon_sym_bash] = ACTIONS(196),
+    [anon_sym_download] = ACTIONS(196),
+    [anon_sym_fish] = ACTIONS(196),
+    [anon_sym_from_json] = ACTIONS(196),
+    [anon_sym_length] = ACTIONS(196),
+    [anon_sym_metadata] = ACTIONS(196),
+    [anon_sym_output] = ACTIONS(196),
+    [anon_sym_output_error] = ACTIONS(196),
+    [anon_sym_random] = ACTIONS(196),
+    [anon_sym_random_boolean] = ACTIONS(196),
+    [anon_sym_random_float] = ACTIONS(196),
+    [anon_sym_random_integer] = ACTIONS(196),
+    [anon_sym_read] = ACTIONS(196),
+    [anon_sym_to_json] = ACTIONS(196),
+    [anon_sym_write] = ACTIONS(196),
   },
   [52] = {
-    [sym_block] = STATE(238),
-    [sym_statement] = STATE(244),
-    [sym_expression] = STATE(212),
-    [sym_identifier] = STATE(155),
-    [sym_value] = STATE(140),
-    [sym_boolean] = STATE(134),
-    [sym_list] = STATE(134),
-    [sym_map] = STATE(134),
-    [sym_index] = STATE(165),
-    [sym_math] = STATE(140),
-    [sym_logic] = STATE(140),
-    [sym_assignment] = STATE(238),
-    [sym_index_assignment] = STATE(238),
-    [sym_if_else] = STATE(238),
-    [sym_if] = STATE(229),
-    [sym_match] = STATE(238),
-    [sym_while] = STATE(238),
-    [sym_for] = STATE(238),
-    [sym_return] = STATE(238),
-    [sym_function] = STATE(134),
-    [sym_function_call] = STATE(140),
-    [sym_yield] = STATE(140),
-    [sym_built_in_function] = STATE(130),
-    [sym__identifier_pattern] = ACTIONS(178),
+    [sym_math_operator] = STATE(203),
+    [sym_logic_operator] = STATE(200),
+    [ts_builtin_sym_end] = ACTIONS(212),
+    [sym__identifier_pattern] = ACTIONS(214),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(180),
-    [anon_sym_LBRACE] = ACTIONS(182),
-    [sym_integer] = ACTIONS(184),
-    [sym_float] = ACTIONS(186),
-    [sym_string] = ACTIONS(186),
-    [anon_sym_true] = ACTIONS(188),
-    [anon_sym_false] = ACTIONS(188),
-    [anon_sym_LBRACK] = ACTIONS(190),
-    [anon_sym_LPAREN] = ACTIONS(192),
-    [anon_sym_if] = ACTIONS(194),
-    [anon_sym_match] = ACTIONS(196),
-    [anon_sym_while] = ACTIONS(198),
-    [anon_sym_for] = ACTIONS(200),
-    [anon_sym_asyncfor] = ACTIONS(202),
-    [anon_sym_return] = ACTIONS(204),
-    [anon_sym_assert] = ACTIONS(206),
-    [anon_sym_assert_equal] = ACTIONS(206),
-    [anon_sym_bash] = ACTIONS(206),
-    [anon_sym_download] = ACTIONS(206),
-    [anon_sym_fish] = ACTIONS(206),
-    [anon_sym_from_json] = ACTIONS(206),
-    [anon_sym_length] = ACTIONS(206),
-    [anon_sym_metadata] = ACTIONS(206),
-    [anon_sym_output] = ACTIONS(206),
-    [anon_sym_output_error] = ACTIONS(206),
-    [anon_sym_random] = ACTIONS(206),
-    [anon_sym_random_boolean] = ACTIONS(206),
-    [anon_sym_random_float] = ACTIONS(206),
-    [anon_sym_random_integer] = ACTIONS(206),
-    [anon_sym_read] = ACTIONS(206),
-    [anon_sym_to_json] = ACTIONS(206),
-    [anon_sym_write] = ACTIONS(206),
+    [anon_sym_async] = ACTIONS(214),
+    [anon_sym_LBRACE] = ACTIONS(212),
+    [anon_sym_RBRACE] = ACTIONS(212),
+    [anon_sym_SEMI] = ACTIONS(212),
+    [sym_integer] = ACTIONS(214),
+    [sym_float] = ACTIONS(212),
+    [sym_string] = ACTIONS(212),
+    [anon_sym_true] = ACTIONS(214),
+    [anon_sym_false] = ACTIONS(214),
+    [anon_sym_LBRACK] = ACTIONS(212),
+    [anon_sym_EQ] = ACTIONS(214),
+    [anon_sym_none] = ACTIONS(214),
+    [anon_sym_some] = ACTIONS(214),
+    [anon_sym_LPAREN] = ACTIONS(212),
+    [anon_sym_COLON] = ACTIONS(224),
+    [anon_sym_PLUS] = ACTIONS(122),
+    [anon_sym_DASH] = ACTIONS(122),
+    [anon_sym_STAR] = ACTIONS(120),
+    [anon_sym_SLASH] = ACTIONS(120),
+    [anon_sym_PERCENT] = ACTIONS(120),
+    [anon_sym_EQ_EQ] = ACTIONS(124),
+    [anon_sym_BANG_EQ] = ACTIONS(124),
+    [anon_sym_AMP_AMP] = ACTIONS(124),
+    [anon_sym_PIPE_PIPE] = ACTIONS(124),
+    [anon_sym_GT] = ACTIONS(126),
+    [anon_sym_LT] = ACTIONS(126),
+    [anon_sym_GT_EQ] = ACTIONS(124),
+    [anon_sym_LT_EQ] = ACTIONS(124),
+    [anon_sym_PLUS_EQ] = ACTIONS(212),
+    [anon_sym_DASH_EQ] = ACTIONS(212),
+    [anon_sym_if] = ACTIONS(214),
+    [anon_sym_match] = ACTIONS(214),
+    [anon_sym_while] = ACTIONS(214),
+    [anon_sym_for] = ACTIONS(214),
+    [anon_sym_asyncfor] = ACTIONS(212),
+    [anon_sym_return] = ACTIONS(214),
+    [anon_sym_DASH_GT] = ACTIONS(218),
+    [anon_sym_assert] = ACTIONS(214),
+    [anon_sym_assert_equal] = ACTIONS(214),
+    [anon_sym_bash] = ACTIONS(214),
+    [anon_sym_download] = ACTIONS(214),
+    [anon_sym_fish] = ACTIONS(214),
+    [anon_sym_from_json] = ACTIONS(214),
+    [anon_sym_length] = ACTIONS(214),
+    [anon_sym_metadata] = ACTIONS(214),
+    [anon_sym_output] = ACTIONS(214),
+    [anon_sym_output_error] = ACTIONS(214),
+    [anon_sym_random] = ACTIONS(214),
+    [anon_sym_random_boolean] = ACTIONS(214),
+    [anon_sym_random_float] = ACTIONS(214),
+    [anon_sym_random_integer] = ACTIONS(214),
+    [anon_sym_read] = ACTIONS(214),
+    [anon_sym_to_json] = ACTIONS(214),
+    [anon_sym_write] = ACTIONS(214),
   },
   [53] = {
-    [sym_block] = STATE(242),
-    [sym_statement] = STATE(279),
-    [sym_expression] = STATE(210),
-    [sym_identifier] = STATE(155),
-    [sym_value] = STATE(140),
-    [sym_boolean] = STATE(134),
-    [sym_list] = STATE(134),
-    [sym_map] = STATE(134),
-    [sym_index] = STATE(165),
-    [sym_math] = STATE(140),
-    [sym_logic] = STATE(140),
-    [sym_assignment] = STATE(242),
-    [sym_index_assignment] = STATE(242),
-    [sym_if_else] = STATE(242),
-    [sym_if] = STATE(229),
-    [sym_match] = STATE(242),
-    [sym_while] = STATE(242),
-    [sym_for] = STATE(242),
-    [sym_return] = STATE(242),
-    [sym_function] = STATE(134),
-    [sym_function_call] = STATE(140),
-    [sym_yield] = STATE(140),
-    [sym_built_in_function] = STATE(130),
-    [sym__identifier_pattern] = ACTIONS(178),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(180),
-    [anon_sym_LBRACE] = ACTIONS(182),
-    [sym_integer] = ACTIONS(184),
-    [sym_float] = ACTIONS(186),
-    [sym_string] = ACTIONS(186),
-    [anon_sym_true] = ACTIONS(188),
-    [anon_sym_false] = ACTIONS(188),
-    [anon_sym_LBRACK] = ACTIONS(190),
-    [anon_sym_LPAREN] = ACTIONS(192),
-    [anon_sym_if] = ACTIONS(194),
-    [anon_sym_match] = ACTIONS(196),
-    [anon_sym_while] = ACTIONS(198),
-    [anon_sym_for] = ACTIONS(200),
-    [anon_sym_asyncfor] = ACTIONS(202),
-    [anon_sym_return] = ACTIONS(204),
-    [anon_sym_assert] = ACTIONS(206),
-    [anon_sym_assert_equal] = ACTIONS(206),
-    [anon_sym_bash] = ACTIONS(206),
-    [anon_sym_download] = ACTIONS(206),
-    [anon_sym_fish] = ACTIONS(206),
-    [anon_sym_from_json] = ACTIONS(206),
-    [anon_sym_length] = ACTIONS(206),
-    [anon_sym_metadata] = ACTIONS(206),
-    [anon_sym_output] = ACTIONS(206),
-    [anon_sym_output_error] = ACTIONS(206),
-    [anon_sym_random] = ACTIONS(206),
-    [anon_sym_random_boolean] = ACTIONS(206),
-    [anon_sym_random_float] = ACTIONS(206),
-    [anon_sym_random_integer] = ACTIONS(206),
-    [anon_sym_read] = ACTIONS(206),
-    [anon_sym_to_json] = ACTIONS(206),
-    [anon_sym_write] = ACTIONS(206),
-  },
-  [54] = {
-    [sym_block] = STATE(238),
-    [sym_statement] = STATE(241),
-    [sym_expression] = STATE(108),
-    [sym_identifier] = STATE(105),
-    [sym_value] = STATE(88),
-    [sym_boolean] = STATE(101),
-    [sym_list] = STATE(101),
-    [sym_map] = STATE(101),
-    [sym_index] = STATE(106),
-    [sym_math] = STATE(88),
-    [sym_logic] = STATE(88),
-    [sym_assignment] = STATE(238),
-    [sym_index_assignment] = STATE(238),
-    [sym_if_else] = STATE(238),
-    [sym_if] = STATE(229),
-    [sym_match] = STATE(238),
-    [sym_while] = STATE(238),
-    [sym_for] = STATE(238),
-    [sym_return] = STATE(238),
-    [sym_function] = STATE(101),
-    [sym_function_call] = STATE(88),
-    [sym_yield] = STATE(88),
-    [sym_built_in_function] = STATE(89),
-    [sym__identifier_pattern] = ACTIONS(88),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(180),
-    [anon_sym_LBRACE] = ACTIONS(212),
-    [sym_integer] = ACTIONS(92),
-    [sym_float] = ACTIONS(94),
-    [sym_string] = ACTIONS(94),
-    [anon_sym_true] = ACTIONS(96),
-    [anon_sym_false] = ACTIONS(96),
-    [anon_sym_LBRACK] = ACTIONS(98),
-    [anon_sym_LPAREN] = ACTIONS(102),
-    [anon_sym_if] = ACTIONS(194),
-    [anon_sym_match] = ACTIONS(196),
-    [anon_sym_while] = ACTIONS(198),
-    [anon_sym_for] = ACTIONS(200),
-    [anon_sym_asyncfor] = ACTIONS(202),
-    [anon_sym_return] = ACTIONS(214),
-    [anon_sym_assert] = ACTIONS(116),
-    [anon_sym_assert_equal] = ACTIONS(116),
-    [anon_sym_bash] = ACTIONS(116),
-    [anon_sym_download] = ACTIONS(116),
-    [anon_sym_fish] = ACTIONS(116),
-    [anon_sym_from_json] = ACTIONS(116),
-    [anon_sym_length] = ACTIONS(116),
-    [anon_sym_metadata] = ACTIONS(116),
-    [anon_sym_output] = ACTIONS(116),
-    [anon_sym_output_error] = ACTIONS(116),
-    [anon_sym_random] = ACTIONS(116),
-    [anon_sym_random_boolean] = ACTIONS(116),
-    [anon_sym_random_float] = ACTIONS(116),
-    [anon_sym_random_integer] = ACTIONS(116),
-    [anon_sym_read] = ACTIONS(116),
-    [anon_sym_to_json] = ACTIONS(116),
-    [anon_sym_write] = ACTIONS(116),
-  },
-  [55] = {
-    [sym_block] = STATE(238),
-    [sym_statement] = STATE(240),
-    [sym_expression] = STATE(212),
-    [sym_identifier] = STATE(155),
-    [sym_value] = STATE(140),
-    [sym_boolean] = STATE(134),
-    [sym_list] = STATE(134),
-    [sym_map] = STATE(134),
-    [sym_index] = STATE(165),
-    [sym_math] = STATE(140),
-    [sym_logic] = STATE(140),
-    [sym_assignment] = STATE(238),
-    [sym_index_assignment] = STATE(238),
-    [sym_if_else] = STATE(238),
-    [sym_if] = STATE(229),
-    [sym_match] = STATE(238),
-    [sym_while] = STATE(238),
-    [sym_for] = STATE(238),
-    [sym_return] = STATE(238),
-    [sym_function] = STATE(134),
-    [sym_function_call] = STATE(140),
-    [sym_yield] = STATE(140),
-    [sym_built_in_function] = STATE(130),
-    [sym__identifier_pattern] = ACTIONS(178),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(180),
-    [anon_sym_LBRACE] = ACTIONS(182),
-    [sym_integer] = ACTIONS(184),
-    [sym_float] = ACTIONS(186),
-    [sym_string] = ACTIONS(186),
-    [anon_sym_true] = ACTIONS(188),
-    [anon_sym_false] = ACTIONS(188),
-    [anon_sym_LBRACK] = ACTIONS(190),
-    [anon_sym_LPAREN] = ACTIONS(192),
-    [anon_sym_if] = ACTIONS(194),
-    [anon_sym_match] = ACTIONS(196),
-    [anon_sym_while] = ACTIONS(198),
-    [anon_sym_for] = ACTIONS(200),
-    [anon_sym_asyncfor] = ACTIONS(202),
-    [anon_sym_return] = ACTIONS(204),
-    [anon_sym_assert] = ACTIONS(206),
-    [anon_sym_assert_equal] = ACTIONS(206),
-    [anon_sym_bash] = ACTIONS(206),
-    [anon_sym_download] = ACTIONS(206),
-    [anon_sym_fish] = ACTIONS(206),
-    [anon_sym_from_json] = ACTIONS(206),
-    [anon_sym_length] = ACTIONS(206),
-    [anon_sym_metadata] = ACTIONS(206),
-    [anon_sym_output] = ACTIONS(206),
-    [anon_sym_output_error] = ACTIONS(206),
-    [anon_sym_random] = ACTIONS(206),
-    [anon_sym_random_boolean] = ACTIONS(206),
-    [anon_sym_random_float] = ACTIONS(206),
-    [anon_sym_random_integer] = ACTIONS(206),
-    [anon_sym_read] = ACTIONS(206),
-    [anon_sym_to_json] = ACTIONS(206),
-    [anon_sym_write] = ACTIONS(206),
-  },
-  [56] = {
-    [sym_assignment_operator] = STATE(48),
-    [sym_type_definition] = STATE(304),
-    [ts_builtin_sym_end] = ACTIONS(216),
-    [sym__identifier_pattern] = ACTIONS(218),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(218),
-    [anon_sym_LBRACE] = ACTIONS(216),
-    [anon_sym_RBRACE] = ACTIONS(216),
-    [anon_sym_SEMI] = ACTIONS(216),
-    [sym_integer] = ACTIONS(218),
-    [sym_float] = ACTIONS(216),
-    [sym_string] = ACTIONS(216),
-    [anon_sym_true] = ACTIONS(218),
-    [anon_sym_false] = ACTIONS(218),
-    [anon_sym_LBRACK] = ACTIONS(216),
-    [anon_sym_EQ] = ACTIONS(220),
-    [anon_sym_COLON] = ACTIONS(216),
-    [anon_sym_LPAREN] = ACTIONS(216),
-    [anon_sym_PLUS] = ACTIONS(218),
-    [anon_sym_DASH] = ACTIONS(218),
-    [anon_sym_STAR] = ACTIONS(216),
-    [anon_sym_SLASH] = ACTIONS(216),
-    [anon_sym_PERCENT] = ACTIONS(216),
-    [anon_sym_EQ_EQ] = ACTIONS(216),
-    [anon_sym_BANG_EQ] = ACTIONS(216),
-    [anon_sym_AMP_AMP] = ACTIONS(216),
-    [anon_sym_PIPE_PIPE] = ACTIONS(216),
-    [anon_sym_GT] = ACTIONS(218),
-    [anon_sym_LT] = ACTIONS(222),
-    [anon_sym_GT_EQ] = ACTIONS(216),
-    [anon_sym_LT_EQ] = ACTIONS(216),
-    [anon_sym_PLUS_EQ] = ACTIONS(224),
-    [anon_sym_DASH_EQ] = ACTIONS(224),
-    [anon_sym_if] = ACTIONS(218),
-    [anon_sym_match] = ACTIONS(218),
-    [anon_sym_while] = ACTIONS(218),
-    [anon_sym_for] = ACTIONS(218),
-    [anon_sym_asyncfor] = ACTIONS(216),
-    [anon_sym_return] = ACTIONS(218),
-    [anon_sym_DASH_GT] = ACTIONS(216),
-    [anon_sym_assert] = ACTIONS(218),
-    [anon_sym_assert_equal] = ACTIONS(218),
-    [anon_sym_bash] = ACTIONS(218),
-    [anon_sym_download] = ACTIONS(218),
-    [anon_sym_fish] = ACTIONS(218),
-    [anon_sym_from_json] = ACTIONS(218),
-    [anon_sym_length] = ACTIONS(218),
-    [anon_sym_metadata] = ACTIONS(218),
-    [anon_sym_output] = ACTIONS(218),
-    [anon_sym_output_error] = ACTIONS(218),
-    [anon_sym_random] = ACTIONS(218),
-    [anon_sym_random_boolean] = ACTIONS(218),
-    [anon_sym_random_float] = ACTIONS(218),
-    [anon_sym_random_integer] = ACTIONS(218),
-    [anon_sym_read] = ACTIONS(218),
-    [anon_sym_to_json] = ACTIONS(218),
-    [anon_sym_write] = ACTIONS(218),
-  },
-  [57] = {
-    [sym_block] = STATE(242),
-    [sym_statement] = STATE(274),
-    [sym_expression] = STATE(210),
-    [sym_identifier] = STATE(155),
-    [sym_value] = STATE(140),
-    [sym_boolean] = STATE(134),
-    [sym_list] = STATE(134),
-    [sym_map] = STATE(134),
-    [sym_index] = STATE(165),
-    [sym_math] = STATE(140),
-    [sym_logic] = STATE(140),
-    [sym_assignment] = STATE(242),
-    [sym_index_assignment] = STATE(242),
-    [sym_if_else] = STATE(242),
-    [sym_if] = STATE(229),
-    [sym_match] = STATE(242),
-    [sym_while] = STATE(242),
-    [sym_for] = STATE(242),
-    [sym_return] = STATE(242),
-    [sym_function] = STATE(134),
-    [sym_function_call] = STATE(140),
-    [sym_yield] = STATE(140),
-    [sym_built_in_function] = STATE(130),
-    [sym__identifier_pattern] = ACTIONS(178),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(180),
-    [anon_sym_LBRACE] = ACTIONS(182),
-    [sym_integer] = ACTIONS(184),
-    [sym_float] = ACTIONS(186),
-    [sym_string] = ACTIONS(186),
-    [anon_sym_true] = ACTIONS(188),
-    [anon_sym_false] = ACTIONS(188),
-    [anon_sym_LBRACK] = ACTIONS(190),
-    [anon_sym_LPAREN] = ACTIONS(192),
-    [anon_sym_if] = ACTIONS(194),
-    [anon_sym_match] = ACTIONS(196),
-    [anon_sym_while] = ACTIONS(198),
-    [anon_sym_for] = ACTIONS(200),
-    [anon_sym_asyncfor] = ACTIONS(202),
-    [anon_sym_return] = ACTIONS(204),
-    [anon_sym_assert] = ACTIONS(206),
-    [anon_sym_assert_equal] = ACTIONS(206),
-    [anon_sym_bash] = ACTIONS(206),
-    [anon_sym_download] = ACTIONS(206),
-    [anon_sym_fish] = ACTIONS(206),
-    [anon_sym_from_json] = ACTIONS(206),
-    [anon_sym_length] = ACTIONS(206),
-    [anon_sym_metadata] = ACTIONS(206),
-    [anon_sym_output] = ACTIONS(206),
-    [anon_sym_output_error] = ACTIONS(206),
-    [anon_sym_random] = ACTIONS(206),
-    [anon_sym_random_boolean] = ACTIONS(206),
-    [anon_sym_random_float] = ACTIONS(206),
-    [anon_sym_random_integer] = ACTIONS(206),
-    [anon_sym_read] = ACTIONS(206),
-    [anon_sym_to_json] = ACTIONS(206),
-    [anon_sym_write] = ACTIONS(206),
-  },
-  [58] = {
     [ts_builtin_sym_end] = ACTIONS(226),
     [sym__identifier_pattern] = ACTIONS(228),
     [sym__comment] = ACTIONS(3),
@@ -6020,9 +5979,11 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_false] = ACTIONS(228),
     [anon_sym_LBRACK] = ACTIONS(226),
     [anon_sym_EQ] = ACTIONS(228),
+    [anon_sym_none] = ACTIONS(228),
+    [anon_sym_some] = ACTIONS(228),
+    [anon_sym_LPAREN] = ACTIONS(226),
     [anon_sym_COLON] = ACTIONS(226),
     [anon_sym_DOT_DOT] = ACTIONS(226),
-    [anon_sym_LPAREN] = ACTIONS(226),
     [anon_sym_PLUS] = ACTIONS(228),
     [anon_sym_DASH] = ACTIONS(228),
     [anon_sym_STAR] = ACTIONS(226),
@@ -6043,6 +6004,7 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_while] = ACTIONS(228),
     [anon_sym_for] = ACTIONS(228),
     [anon_sym_asyncfor] = ACTIONS(226),
+    [anon_sym_in] = ACTIONS(228),
     [anon_sym_return] = ACTIONS(228),
     [anon_sym_DASH_GT] = ACTIONS(226),
     [anon_sym_assert] = ACTIONS(228),
@@ -6063,7 +6025,251 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_to_json] = ACTIONS(228),
     [anon_sym_write] = ACTIONS(228),
   },
-  [59] = {
+  [54] = {
+    [sym_math_operator] = STATE(203),
+    [sym_logic_operator] = STATE(200),
+    [ts_builtin_sym_end] = ACTIONS(220),
+    [sym__identifier_pattern] = ACTIONS(222),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(222),
+    [anon_sym_LBRACE] = ACTIONS(220),
+    [anon_sym_RBRACE] = ACTIONS(220),
+    [anon_sym_SEMI] = ACTIONS(220),
+    [sym_integer] = ACTIONS(222),
+    [sym_float] = ACTIONS(220),
+    [sym_string] = ACTIONS(220),
+    [anon_sym_true] = ACTIONS(222),
+    [anon_sym_false] = ACTIONS(222),
+    [anon_sym_LBRACK] = ACTIONS(220),
+    [anon_sym_EQ] = ACTIONS(222),
+    [anon_sym_none] = ACTIONS(222),
+    [anon_sym_some] = ACTIONS(222),
+    [anon_sym_LPAREN] = ACTIONS(220),
+    [anon_sym_COLON] = ACTIONS(224),
+    [anon_sym_PLUS] = ACTIONS(222),
+    [anon_sym_DASH] = ACTIONS(222),
+    [anon_sym_STAR] = ACTIONS(220),
+    [anon_sym_SLASH] = ACTIONS(220),
+    [anon_sym_PERCENT] = ACTIONS(220),
+    [anon_sym_EQ_EQ] = ACTIONS(220),
+    [anon_sym_BANG_EQ] = ACTIONS(220),
+    [anon_sym_AMP_AMP] = ACTIONS(220),
+    [anon_sym_PIPE_PIPE] = ACTIONS(220),
+    [anon_sym_GT] = ACTIONS(222),
+    [anon_sym_LT] = ACTIONS(222),
+    [anon_sym_GT_EQ] = ACTIONS(220),
+    [anon_sym_LT_EQ] = ACTIONS(220),
+    [anon_sym_PLUS_EQ] = ACTIONS(220),
+    [anon_sym_DASH_EQ] = ACTIONS(220),
+    [anon_sym_if] = ACTIONS(222),
+    [anon_sym_match] = ACTIONS(222),
+    [anon_sym_while] = ACTIONS(222),
+    [anon_sym_for] = ACTIONS(222),
+    [anon_sym_asyncfor] = ACTIONS(220),
+    [anon_sym_return] = ACTIONS(222),
+    [anon_sym_DASH_GT] = ACTIONS(220),
+    [anon_sym_assert] = ACTIONS(222),
+    [anon_sym_assert_equal] = ACTIONS(222),
+    [anon_sym_bash] = ACTIONS(222),
+    [anon_sym_download] = ACTIONS(222),
+    [anon_sym_fish] = ACTIONS(222),
+    [anon_sym_from_json] = ACTIONS(222),
+    [anon_sym_length] = ACTIONS(222),
+    [anon_sym_metadata] = ACTIONS(222),
+    [anon_sym_output] = ACTIONS(222),
+    [anon_sym_output_error] = ACTIONS(222),
+    [anon_sym_random] = ACTIONS(222),
+    [anon_sym_random_boolean] = ACTIONS(222),
+    [anon_sym_random_float] = ACTIONS(222),
+    [anon_sym_random_integer] = ACTIONS(222),
+    [anon_sym_read] = ACTIONS(222),
+    [anon_sym_to_json] = ACTIONS(222),
+    [anon_sym_write] = ACTIONS(222),
+  },
+  [55] = {
+    [sym_assignment_operator] = STATE(50),
+    [sym_type_definition] = STATE(317),
+    [ts_builtin_sym_end] = ACTIONS(230),
+    [sym__identifier_pattern] = ACTIONS(232),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(232),
+    [anon_sym_LBRACE] = ACTIONS(230),
+    [anon_sym_RBRACE] = ACTIONS(230),
+    [anon_sym_SEMI] = ACTIONS(230),
+    [sym_integer] = ACTIONS(232),
+    [sym_float] = ACTIONS(230),
+    [sym_string] = ACTIONS(230),
+    [anon_sym_true] = ACTIONS(232),
+    [anon_sym_false] = ACTIONS(232),
+    [anon_sym_LBRACK] = ACTIONS(230),
+    [anon_sym_EQ] = ACTIONS(234),
+    [anon_sym_none] = ACTIONS(232),
+    [anon_sym_some] = ACTIONS(232),
+    [anon_sym_LPAREN] = ACTIONS(230),
+    [anon_sym_COLON] = ACTIONS(230),
+    [anon_sym_PLUS] = ACTIONS(232),
+    [anon_sym_DASH] = ACTIONS(232),
+    [anon_sym_STAR] = ACTIONS(230),
+    [anon_sym_SLASH] = ACTIONS(230),
+    [anon_sym_PERCENT] = ACTIONS(230),
+    [anon_sym_EQ_EQ] = ACTIONS(230),
+    [anon_sym_BANG_EQ] = ACTIONS(230),
+    [anon_sym_AMP_AMP] = ACTIONS(230),
+    [anon_sym_PIPE_PIPE] = ACTIONS(230),
+    [anon_sym_GT] = ACTIONS(232),
+    [anon_sym_LT] = ACTIONS(236),
+    [anon_sym_GT_EQ] = ACTIONS(230),
+    [anon_sym_LT_EQ] = ACTIONS(230),
+    [anon_sym_PLUS_EQ] = ACTIONS(238),
+    [anon_sym_DASH_EQ] = ACTIONS(238),
+    [anon_sym_if] = ACTIONS(232),
+    [anon_sym_match] = ACTIONS(232),
+    [anon_sym_while] = ACTIONS(232),
+    [anon_sym_for] = ACTIONS(232),
+    [anon_sym_asyncfor] = ACTIONS(230),
+    [anon_sym_return] = ACTIONS(232),
+    [anon_sym_DASH_GT] = ACTIONS(230),
+    [anon_sym_assert] = ACTIONS(232),
+    [anon_sym_assert_equal] = ACTIONS(232),
+    [anon_sym_bash] = ACTIONS(232),
+    [anon_sym_download] = ACTIONS(232),
+    [anon_sym_fish] = ACTIONS(232),
+    [anon_sym_from_json] = ACTIONS(232),
+    [anon_sym_length] = ACTIONS(232),
+    [anon_sym_metadata] = ACTIONS(232),
+    [anon_sym_output] = ACTIONS(232),
+    [anon_sym_output_error] = ACTIONS(232),
+    [anon_sym_random] = ACTIONS(232),
+    [anon_sym_random_boolean] = ACTIONS(232),
+    [anon_sym_random_float] = ACTIONS(232),
+    [anon_sym_random_integer] = ACTIONS(232),
+    [anon_sym_read] = ACTIONS(232),
+    [anon_sym_to_json] = ACTIONS(232),
+    [anon_sym_write] = ACTIONS(232),
+  },
+  [56] = {
+    [ts_builtin_sym_end] = ACTIONS(240),
+    [sym__identifier_pattern] = ACTIONS(242),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(242),
+    [anon_sym_LBRACE] = ACTIONS(240),
+    [anon_sym_RBRACE] = ACTIONS(240),
+    [anon_sym_SEMI] = ACTIONS(240),
+    [sym_integer] = ACTIONS(242),
+    [sym_float] = ACTIONS(240),
+    [sym_string] = ACTIONS(240),
+    [anon_sym_true] = ACTIONS(242),
+    [anon_sym_false] = ACTIONS(242),
+    [anon_sym_LBRACK] = ACTIONS(240),
+    [anon_sym_EQ] = ACTIONS(242),
+    [anon_sym_none] = ACTIONS(242),
+    [anon_sym_some] = ACTIONS(242),
+    [anon_sym_LPAREN] = ACTIONS(240),
+    [anon_sym_COLON] = ACTIONS(240),
+    [anon_sym_DOT_DOT] = ACTIONS(240),
+    [anon_sym_PLUS] = ACTIONS(242),
+    [anon_sym_DASH] = ACTIONS(242),
+    [anon_sym_STAR] = ACTIONS(240),
+    [anon_sym_SLASH] = ACTIONS(240),
+    [anon_sym_PERCENT] = ACTIONS(240),
+    [anon_sym_EQ_EQ] = ACTIONS(240),
+    [anon_sym_BANG_EQ] = ACTIONS(240),
+    [anon_sym_AMP_AMP] = ACTIONS(240),
+    [anon_sym_PIPE_PIPE] = ACTIONS(240),
+    [anon_sym_GT] = ACTIONS(242),
+    [anon_sym_LT] = ACTIONS(242),
+    [anon_sym_GT_EQ] = ACTIONS(240),
+    [anon_sym_LT_EQ] = ACTIONS(240),
+    [anon_sym_PLUS_EQ] = ACTIONS(240),
+    [anon_sym_DASH_EQ] = ACTIONS(240),
+    [anon_sym_if] = ACTIONS(242),
+    [anon_sym_match] = ACTIONS(242),
+    [anon_sym_while] = ACTIONS(242),
+    [anon_sym_for] = ACTIONS(242),
+    [anon_sym_asyncfor] = ACTIONS(240),
+    [anon_sym_in] = ACTIONS(242),
+    [anon_sym_return] = ACTIONS(242),
+    [anon_sym_DASH_GT] = ACTIONS(240),
+    [anon_sym_assert] = ACTIONS(242),
+    [anon_sym_assert_equal] = ACTIONS(242),
+    [anon_sym_bash] = ACTIONS(242),
+    [anon_sym_download] = ACTIONS(242),
+    [anon_sym_fish] = ACTIONS(242),
+    [anon_sym_from_json] = ACTIONS(242),
+    [anon_sym_length] = ACTIONS(242),
+    [anon_sym_metadata] = ACTIONS(242),
+    [anon_sym_output] = ACTIONS(242),
+    [anon_sym_output_error] = ACTIONS(242),
+    [anon_sym_random] = ACTIONS(242),
+    [anon_sym_random_boolean] = ACTIONS(242),
+    [anon_sym_random_float] = ACTIONS(242),
+    [anon_sym_random_integer] = ACTIONS(242),
+    [anon_sym_read] = ACTIONS(242),
+    [anon_sym_to_json] = ACTIONS(242),
+    [anon_sym_write] = ACTIONS(242),
+  },
+  [57] = {
+    [sym_math_operator] = STATE(203),
+    [sym_logic_operator] = STATE(200),
+    [ts_builtin_sym_end] = ACTIONS(208),
+    [sym__identifier_pattern] = ACTIONS(210),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(210),
+    [anon_sym_LBRACE] = ACTIONS(208),
+    [anon_sym_RBRACE] = ACTIONS(208),
+    [anon_sym_SEMI] = ACTIONS(208),
+    [sym_integer] = ACTIONS(210),
+    [sym_float] = ACTIONS(208),
+    [sym_string] = ACTIONS(208),
+    [anon_sym_true] = ACTIONS(210),
+    [anon_sym_false] = ACTIONS(210),
+    [anon_sym_LBRACK] = ACTIONS(208),
+    [anon_sym_EQ] = ACTIONS(210),
+    [anon_sym_none] = ACTIONS(210),
+    [anon_sym_some] = ACTIONS(210),
+    [anon_sym_LPAREN] = ACTIONS(208),
+    [anon_sym_COLON] = ACTIONS(208),
+    [anon_sym_PLUS] = ACTIONS(210),
+    [anon_sym_DASH] = ACTIONS(210),
+    [anon_sym_STAR] = ACTIONS(208),
+    [anon_sym_SLASH] = ACTIONS(208),
+    [anon_sym_PERCENT] = ACTIONS(208),
+    [anon_sym_EQ_EQ] = ACTIONS(208),
+    [anon_sym_BANG_EQ] = ACTIONS(208),
+    [anon_sym_AMP_AMP] = ACTIONS(208),
+    [anon_sym_PIPE_PIPE] = ACTIONS(208),
+    [anon_sym_GT] = ACTIONS(210),
+    [anon_sym_LT] = ACTIONS(210),
+    [anon_sym_GT_EQ] = ACTIONS(208),
+    [anon_sym_LT_EQ] = ACTIONS(208),
+    [anon_sym_PLUS_EQ] = ACTIONS(208),
+    [anon_sym_DASH_EQ] = ACTIONS(208),
+    [anon_sym_if] = ACTIONS(210),
+    [anon_sym_match] = ACTIONS(210),
+    [anon_sym_while] = ACTIONS(210),
+    [anon_sym_for] = ACTIONS(210),
+    [anon_sym_asyncfor] = ACTIONS(208),
+    [anon_sym_return] = ACTIONS(210),
+    [anon_sym_DASH_GT] = ACTIONS(208),
+    [anon_sym_assert] = ACTIONS(210),
+    [anon_sym_assert_equal] = ACTIONS(210),
+    [anon_sym_bash] = ACTIONS(210),
+    [anon_sym_download] = ACTIONS(210),
+    [anon_sym_fish] = ACTIONS(210),
+    [anon_sym_from_json] = ACTIONS(210),
+    [anon_sym_length] = ACTIONS(210),
+    [anon_sym_metadata] = ACTIONS(210),
+    [anon_sym_output] = ACTIONS(210),
+    [anon_sym_output_error] = ACTIONS(210),
+    [anon_sym_random] = ACTIONS(210),
+    [anon_sym_random_boolean] = ACTIONS(210),
+    [anon_sym_random_float] = ACTIONS(210),
+    [anon_sym_random_integer] = ACTIONS(210),
+    [anon_sym_read] = ACTIONS(210),
+    [anon_sym_to_json] = ACTIONS(210),
+    [anon_sym_write] = ACTIONS(210),
+  },
+  [58] = {
     [ts_builtin_sym_end] = ACTIONS(230),
     [sym__identifier_pattern] = ACTIONS(232),
     [sym__comment] = ACTIONS(3),
@@ -6078,9 +6284,11 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_false] = ACTIONS(232),
     [anon_sym_LBRACK] = ACTIONS(230),
     [anon_sym_EQ] = ACTIONS(232),
+    [anon_sym_none] = ACTIONS(232),
+    [anon_sym_some] = ACTIONS(232),
+    [anon_sym_LPAREN] = ACTIONS(230),
     [anon_sym_COLON] = ACTIONS(230),
     [anon_sym_DOT_DOT] = ACTIONS(230),
-    [anon_sym_LPAREN] = ACTIONS(230),
     [anon_sym_PLUS] = ACTIONS(232),
     [anon_sym_DASH] = ACTIONS(232),
     [anon_sym_STAR] = ACTIONS(230),
@@ -6121,819 +6329,607 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_to_json] = ACTIONS(232),
     [anon_sym_write] = ACTIONS(232),
   },
-  [60] = {
-    [ts_builtin_sym_end] = ACTIONS(234),
-    [sym__identifier_pattern] = ACTIONS(236),
+  [59] = {
+    [ts_builtin_sym_end] = ACTIONS(244),
+    [sym__identifier_pattern] = ACTIONS(246),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(236),
-    [anon_sym_LBRACE] = ACTIONS(234),
-    [anon_sym_RBRACE] = ACTIONS(234),
-    [anon_sym_SEMI] = ACTIONS(234),
-    [sym_integer] = ACTIONS(236),
-    [sym_float] = ACTIONS(234),
-    [sym_string] = ACTIONS(234),
-    [anon_sym_true] = ACTIONS(236),
-    [anon_sym_false] = ACTIONS(236),
-    [anon_sym_LBRACK] = ACTIONS(234),
-    [anon_sym_EQ] = ACTIONS(236),
-    [anon_sym_COLON] = ACTIONS(234),
-    [anon_sym_DOT_DOT] = ACTIONS(234),
-    [anon_sym_LPAREN] = ACTIONS(234),
-    [anon_sym_PLUS] = ACTIONS(236),
-    [anon_sym_DASH] = ACTIONS(236),
-    [anon_sym_STAR] = ACTIONS(234),
-    [anon_sym_SLASH] = ACTIONS(234),
-    [anon_sym_PERCENT] = ACTIONS(234),
-    [anon_sym_EQ_EQ] = ACTIONS(234),
-    [anon_sym_BANG_EQ] = ACTIONS(234),
-    [anon_sym_AMP_AMP] = ACTIONS(234),
-    [anon_sym_PIPE_PIPE] = ACTIONS(234),
-    [anon_sym_GT] = ACTIONS(236),
-    [anon_sym_LT] = ACTIONS(236),
-    [anon_sym_GT_EQ] = ACTIONS(234),
-    [anon_sym_LT_EQ] = ACTIONS(234),
-    [anon_sym_PLUS_EQ] = ACTIONS(234),
-    [anon_sym_DASH_EQ] = ACTIONS(234),
-    [anon_sym_if] = ACTIONS(236),
-    [anon_sym_match] = ACTIONS(236),
-    [anon_sym_while] = ACTIONS(236),
-    [anon_sym_for] = ACTIONS(236),
-    [anon_sym_asyncfor] = ACTIONS(234),
-    [anon_sym_return] = ACTIONS(236),
-    [anon_sym_DASH_GT] = ACTIONS(234),
-    [anon_sym_assert] = ACTIONS(236),
-    [anon_sym_assert_equal] = ACTIONS(236),
-    [anon_sym_bash] = ACTIONS(236),
-    [anon_sym_download] = ACTIONS(236),
-    [anon_sym_fish] = ACTIONS(236),
-    [anon_sym_from_json] = ACTIONS(236),
-    [anon_sym_length] = ACTIONS(236),
-    [anon_sym_metadata] = ACTIONS(236),
-    [anon_sym_output] = ACTIONS(236),
-    [anon_sym_output_error] = ACTIONS(236),
-    [anon_sym_random] = ACTIONS(236),
-    [anon_sym_random_boolean] = ACTIONS(236),
-    [anon_sym_random_float] = ACTIONS(236),
-    [anon_sym_random_integer] = ACTIONS(236),
-    [anon_sym_read] = ACTIONS(236),
-    [anon_sym_to_json] = ACTIONS(236),
-    [anon_sym_write] = ACTIONS(236),
+    [anon_sym_async] = ACTIONS(246),
+    [anon_sym_LBRACE] = ACTIONS(244),
+    [anon_sym_RBRACE] = ACTIONS(244),
+    [anon_sym_SEMI] = ACTIONS(244),
+    [sym_integer] = ACTIONS(246),
+    [sym_float] = ACTIONS(244),
+    [sym_string] = ACTIONS(244),
+    [anon_sym_true] = ACTIONS(246),
+    [anon_sym_false] = ACTIONS(246),
+    [anon_sym_LBRACK] = ACTIONS(244),
+    [anon_sym_EQ] = ACTIONS(246),
+    [anon_sym_none] = ACTIONS(246),
+    [anon_sym_some] = ACTIONS(246),
+    [anon_sym_LPAREN] = ACTIONS(244),
+    [anon_sym_COLON] = ACTIONS(244),
+    [anon_sym_DOT_DOT] = ACTIONS(244),
+    [anon_sym_PLUS] = ACTIONS(246),
+    [anon_sym_DASH] = ACTIONS(246),
+    [anon_sym_STAR] = ACTIONS(244),
+    [anon_sym_SLASH] = ACTIONS(244),
+    [anon_sym_PERCENT] = ACTIONS(244),
+    [anon_sym_EQ_EQ] = ACTIONS(244),
+    [anon_sym_BANG_EQ] = ACTIONS(244),
+    [anon_sym_AMP_AMP] = ACTIONS(244),
+    [anon_sym_PIPE_PIPE] = ACTIONS(244),
+    [anon_sym_GT] = ACTIONS(246),
+    [anon_sym_LT] = ACTIONS(246),
+    [anon_sym_GT_EQ] = ACTIONS(244),
+    [anon_sym_LT_EQ] = ACTIONS(244),
+    [anon_sym_PLUS_EQ] = ACTIONS(244),
+    [anon_sym_DASH_EQ] = ACTIONS(244),
+    [anon_sym_if] = ACTIONS(246),
+    [anon_sym_match] = ACTIONS(246),
+    [anon_sym_while] = ACTIONS(246),
+    [anon_sym_for] = ACTIONS(246),
+    [anon_sym_asyncfor] = ACTIONS(244),
+    [anon_sym_return] = ACTIONS(246),
+    [anon_sym_DASH_GT] = ACTIONS(244),
+    [anon_sym_assert] = ACTIONS(246),
+    [anon_sym_assert_equal] = ACTIONS(246),
+    [anon_sym_bash] = ACTIONS(246),
+    [anon_sym_download] = ACTIONS(246),
+    [anon_sym_fish] = ACTIONS(246),
+    [anon_sym_from_json] = ACTIONS(246),
+    [anon_sym_length] = ACTIONS(246),
+    [anon_sym_metadata] = ACTIONS(246),
+    [anon_sym_output] = ACTIONS(246),
+    [anon_sym_output_error] = ACTIONS(246),
+    [anon_sym_random] = ACTIONS(246),
+    [anon_sym_random_boolean] = ACTIONS(246),
+    [anon_sym_random_float] = ACTIONS(246),
+    [anon_sym_random_integer] = ACTIONS(246),
+    [anon_sym_read] = ACTIONS(246),
+    [anon_sym_to_json] = ACTIONS(246),
+    [anon_sym_write] = ACTIONS(246),
+  },
+  [60] = {
+    [ts_builtin_sym_end] = ACTIONS(248),
+    [sym__identifier_pattern] = ACTIONS(250),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(250),
+    [anon_sym_LBRACE] = ACTIONS(248),
+    [anon_sym_RBRACE] = ACTIONS(248),
+    [anon_sym_SEMI] = ACTIONS(248),
+    [sym_integer] = ACTIONS(250),
+    [sym_float] = ACTIONS(248),
+    [sym_string] = ACTIONS(248),
+    [anon_sym_true] = ACTIONS(250),
+    [anon_sym_false] = ACTIONS(250),
+    [anon_sym_LBRACK] = ACTIONS(248),
+    [anon_sym_EQ] = ACTIONS(250),
+    [anon_sym_none] = ACTIONS(250),
+    [anon_sym_some] = ACTIONS(250),
+    [anon_sym_LPAREN] = ACTIONS(248),
+    [anon_sym_COLON] = ACTIONS(248),
+    [anon_sym_DOT_DOT] = ACTIONS(248),
+    [anon_sym_PLUS] = ACTIONS(250),
+    [anon_sym_DASH] = ACTIONS(250),
+    [anon_sym_STAR] = ACTIONS(248),
+    [anon_sym_SLASH] = ACTIONS(248),
+    [anon_sym_PERCENT] = ACTIONS(248),
+    [anon_sym_EQ_EQ] = ACTIONS(248),
+    [anon_sym_BANG_EQ] = ACTIONS(248),
+    [anon_sym_AMP_AMP] = ACTIONS(248),
+    [anon_sym_PIPE_PIPE] = ACTIONS(248),
+    [anon_sym_GT] = ACTIONS(250),
+    [anon_sym_LT] = ACTIONS(250),
+    [anon_sym_GT_EQ] = ACTIONS(248),
+    [anon_sym_LT_EQ] = ACTIONS(248),
+    [anon_sym_PLUS_EQ] = ACTIONS(248),
+    [anon_sym_DASH_EQ] = ACTIONS(248),
+    [anon_sym_if] = ACTIONS(250),
+    [anon_sym_match] = ACTIONS(250),
+    [anon_sym_while] = ACTIONS(250),
+    [anon_sym_for] = ACTIONS(250),
+    [anon_sym_asyncfor] = ACTIONS(248),
+    [anon_sym_return] = ACTIONS(250),
+    [anon_sym_DASH_GT] = ACTIONS(248),
+    [anon_sym_assert] = ACTIONS(250),
+    [anon_sym_assert_equal] = ACTIONS(250),
+    [anon_sym_bash] = ACTIONS(250),
+    [anon_sym_download] = ACTIONS(250),
+    [anon_sym_fish] = ACTIONS(250),
+    [anon_sym_from_json] = ACTIONS(250),
+    [anon_sym_length] = ACTIONS(250),
+    [anon_sym_metadata] = ACTIONS(250),
+    [anon_sym_output] = ACTIONS(250),
+    [anon_sym_output_error] = ACTIONS(250),
+    [anon_sym_random] = ACTIONS(250),
+    [anon_sym_random_boolean] = ACTIONS(250),
+    [anon_sym_random_float] = ACTIONS(250),
+    [anon_sym_random_integer] = ACTIONS(250),
+    [anon_sym_read] = ACTIONS(250),
+    [anon_sym_to_json] = ACTIONS(250),
+    [anon_sym_write] = ACTIONS(250),
   },
   [61] = {
-    [ts_builtin_sym_end] = ACTIONS(238),
-    [sym__identifier_pattern] = ACTIONS(240),
+    [ts_builtin_sym_end] = ACTIONS(252),
+    [sym__identifier_pattern] = ACTIONS(254),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(240),
-    [anon_sym_LBRACE] = ACTIONS(238),
-    [anon_sym_RBRACE] = ACTIONS(238),
-    [anon_sym_SEMI] = ACTIONS(238),
-    [sym_integer] = ACTIONS(240),
-    [sym_float] = ACTIONS(238),
-    [sym_string] = ACTIONS(238),
-    [anon_sym_true] = ACTIONS(240),
-    [anon_sym_false] = ACTIONS(240),
-    [anon_sym_LBRACK] = ACTIONS(238),
-    [anon_sym_EQ] = ACTIONS(240),
-    [anon_sym_COLON] = ACTIONS(238),
-    [anon_sym_DOT_DOT] = ACTIONS(238),
-    [anon_sym_LPAREN] = ACTIONS(238),
-    [anon_sym_PLUS] = ACTIONS(240),
-    [anon_sym_DASH] = ACTIONS(240),
-    [anon_sym_STAR] = ACTIONS(238),
-    [anon_sym_SLASH] = ACTIONS(238),
-    [anon_sym_PERCENT] = ACTIONS(238),
-    [anon_sym_EQ_EQ] = ACTIONS(238),
-    [anon_sym_BANG_EQ] = ACTIONS(238),
-    [anon_sym_AMP_AMP] = ACTIONS(238),
-    [anon_sym_PIPE_PIPE] = ACTIONS(238),
-    [anon_sym_GT] = ACTIONS(240),
-    [anon_sym_LT] = ACTIONS(240),
-    [anon_sym_GT_EQ] = ACTIONS(238),
-    [anon_sym_LT_EQ] = ACTIONS(238),
-    [anon_sym_PLUS_EQ] = ACTIONS(238),
-    [anon_sym_DASH_EQ] = ACTIONS(238),
-    [anon_sym_if] = ACTIONS(240),
-    [anon_sym_match] = ACTIONS(240),
-    [anon_sym_while] = ACTIONS(240),
-    [anon_sym_for] = ACTIONS(240),
-    [anon_sym_asyncfor] = ACTIONS(238),
-    [anon_sym_return] = ACTIONS(240),
-    [anon_sym_DASH_GT] = ACTIONS(238),
-    [anon_sym_assert] = ACTIONS(240),
-    [anon_sym_assert_equal] = ACTIONS(240),
-    [anon_sym_bash] = ACTIONS(240),
-    [anon_sym_download] = ACTIONS(240),
-    [anon_sym_fish] = ACTIONS(240),
-    [anon_sym_from_json] = ACTIONS(240),
-    [anon_sym_length] = ACTIONS(240),
-    [anon_sym_metadata] = ACTIONS(240),
-    [anon_sym_output] = ACTIONS(240),
-    [anon_sym_output_error] = ACTIONS(240),
-    [anon_sym_random] = ACTIONS(240),
-    [anon_sym_random_boolean] = ACTIONS(240),
-    [anon_sym_random_float] = ACTIONS(240),
-    [anon_sym_random_integer] = ACTIONS(240),
-    [anon_sym_read] = ACTIONS(240),
-    [anon_sym_to_json] = ACTIONS(240),
-    [anon_sym_write] = ACTIONS(240),
+    [anon_sym_async] = ACTIONS(254),
+    [anon_sym_LBRACE] = ACTIONS(252),
+    [anon_sym_RBRACE] = ACTIONS(252),
+    [anon_sym_SEMI] = ACTIONS(252),
+    [sym_integer] = ACTIONS(254),
+    [sym_float] = ACTIONS(252),
+    [sym_string] = ACTIONS(252),
+    [anon_sym_true] = ACTIONS(254),
+    [anon_sym_false] = ACTIONS(254),
+    [anon_sym_LBRACK] = ACTIONS(252),
+    [anon_sym_EQ] = ACTIONS(254),
+    [anon_sym_none] = ACTIONS(254),
+    [anon_sym_some] = ACTIONS(254),
+    [anon_sym_LPAREN] = ACTIONS(252),
+    [anon_sym_COLON] = ACTIONS(252),
+    [anon_sym_DOT_DOT] = ACTIONS(252),
+    [anon_sym_PLUS] = ACTIONS(254),
+    [anon_sym_DASH] = ACTIONS(254),
+    [anon_sym_STAR] = ACTIONS(252),
+    [anon_sym_SLASH] = ACTIONS(252),
+    [anon_sym_PERCENT] = ACTIONS(252),
+    [anon_sym_EQ_EQ] = ACTIONS(252),
+    [anon_sym_BANG_EQ] = ACTIONS(252),
+    [anon_sym_AMP_AMP] = ACTIONS(252),
+    [anon_sym_PIPE_PIPE] = ACTIONS(252),
+    [anon_sym_GT] = ACTIONS(254),
+    [anon_sym_LT] = ACTIONS(254),
+    [anon_sym_GT_EQ] = ACTIONS(252),
+    [anon_sym_LT_EQ] = ACTIONS(252),
+    [anon_sym_PLUS_EQ] = ACTIONS(252),
+    [anon_sym_DASH_EQ] = ACTIONS(252),
+    [anon_sym_if] = ACTIONS(254),
+    [anon_sym_match] = ACTIONS(254),
+    [anon_sym_while] = ACTIONS(254),
+    [anon_sym_for] = ACTIONS(254),
+    [anon_sym_asyncfor] = ACTIONS(252),
+    [anon_sym_return] = ACTIONS(254),
+    [anon_sym_DASH_GT] = ACTIONS(252),
+    [anon_sym_assert] = ACTIONS(254),
+    [anon_sym_assert_equal] = ACTIONS(254),
+    [anon_sym_bash] = ACTIONS(254),
+    [anon_sym_download] = ACTIONS(254),
+    [anon_sym_fish] = ACTIONS(254),
+    [anon_sym_from_json] = ACTIONS(254),
+    [anon_sym_length] = ACTIONS(254),
+    [anon_sym_metadata] = ACTIONS(254),
+    [anon_sym_output] = ACTIONS(254),
+    [anon_sym_output_error] = ACTIONS(254),
+    [anon_sym_random] = ACTIONS(254),
+    [anon_sym_random_boolean] = ACTIONS(254),
+    [anon_sym_random_float] = ACTIONS(254),
+    [anon_sym_random_integer] = ACTIONS(254),
+    [anon_sym_read] = ACTIONS(254),
+    [anon_sym_to_json] = ACTIONS(254),
+    [anon_sym_write] = ACTIONS(254),
   },
   [62] = {
-    [ts_builtin_sym_end] = ACTIONS(216),
-    [sym__identifier_pattern] = ACTIONS(218),
+    [ts_builtin_sym_end] = ACTIONS(256),
+    [sym__identifier_pattern] = ACTIONS(258),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(218),
-    [anon_sym_LBRACE] = ACTIONS(216),
-    [anon_sym_RBRACE] = ACTIONS(216),
-    [anon_sym_SEMI] = ACTIONS(216),
-    [sym_integer] = ACTIONS(218),
-    [sym_float] = ACTIONS(216),
-    [sym_string] = ACTIONS(216),
-    [anon_sym_true] = ACTIONS(218),
-    [anon_sym_false] = ACTIONS(218),
-    [anon_sym_LBRACK] = ACTIONS(216),
-    [anon_sym_EQ] = ACTIONS(218),
-    [anon_sym_COLON] = ACTIONS(216),
-    [anon_sym_DOT_DOT] = ACTIONS(216),
-    [anon_sym_LPAREN] = ACTIONS(216),
-    [anon_sym_PLUS] = ACTIONS(218),
-    [anon_sym_DASH] = ACTIONS(218),
-    [anon_sym_STAR] = ACTIONS(216),
-    [anon_sym_SLASH] = ACTIONS(216),
-    [anon_sym_PERCENT] = ACTIONS(216),
-    [anon_sym_EQ_EQ] = ACTIONS(216),
-    [anon_sym_BANG_EQ] = ACTIONS(216),
-    [anon_sym_AMP_AMP] = ACTIONS(216),
-    [anon_sym_PIPE_PIPE] = ACTIONS(216),
-    [anon_sym_GT] = ACTIONS(218),
-    [anon_sym_LT] = ACTIONS(218),
-    [anon_sym_GT_EQ] = ACTIONS(216),
-    [anon_sym_LT_EQ] = ACTIONS(216),
-    [anon_sym_PLUS_EQ] = ACTIONS(216),
-    [anon_sym_DASH_EQ] = ACTIONS(216),
-    [anon_sym_if] = ACTIONS(218),
-    [anon_sym_match] = ACTIONS(218),
-    [anon_sym_while] = ACTIONS(218),
-    [anon_sym_for] = ACTIONS(218),
-    [anon_sym_asyncfor] = ACTIONS(216),
-    [anon_sym_return] = ACTIONS(218),
-    [anon_sym_DASH_GT] = ACTIONS(216),
-    [anon_sym_assert] = ACTIONS(218),
-    [anon_sym_assert_equal] = ACTIONS(218),
-    [anon_sym_bash] = ACTIONS(218),
-    [anon_sym_download] = ACTIONS(218),
-    [anon_sym_fish] = ACTIONS(218),
-    [anon_sym_from_json] = ACTIONS(218),
-    [anon_sym_length] = ACTIONS(218),
-    [anon_sym_metadata] = ACTIONS(218),
-    [anon_sym_output] = ACTIONS(218),
-    [anon_sym_output_error] = ACTIONS(218),
-    [anon_sym_random] = ACTIONS(218),
-    [anon_sym_random_boolean] = ACTIONS(218),
-    [anon_sym_random_float] = ACTIONS(218),
-    [anon_sym_random_integer] = ACTIONS(218),
-    [anon_sym_read] = ACTIONS(218),
-    [anon_sym_to_json] = ACTIONS(218),
-    [anon_sym_write] = ACTIONS(218),
+    [anon_sym_async] = ACTIONS(258),
+    [anon_sym_LBRACE] = ACTIONS(256),
+    [anon_sym_RBRACE] = ACTIONS(256),
+    [anon_sym_SEMI] = ACTIONS(256),
+    [sym_integer] = ACTIONS(258),
+    [sym_float] = ACTIONS(256),
+    [sym_string] = ACTIONS(256),
+    [anon_sym_true] = ACTIONS(258),
+    [anon_sym_false] = ACTIONS(258),
+    [anon_sym_LBRACK] = ACTIONS(256),
+    [anon_sym_EQ] = ACTIONS(258),
+    [anon_sym_none] = ACTIONS(258),
+    [anon_sym_some] = ACTIONS(258),
+    [anon_sym_LPAREN] = ACTIONS(256),
+    [anon_sym_COLON] = ACTIONS(256),
+    [anon_sym_DOT_DOT] = ACTIONS(256),
+    [anon_sym_PLUS] = ACTIONS(258),
+    [anon_sym_DASH] = ACTIONS(258),
+    [anon_sym_STAR] = ACTIONS(256),
+    [anon_sym_SLASH] = ACTIONS(256),
+    [anon_sym_PERCENT] = ACTIONS(256),
+    [anon_sym_EQ_EQ] = ACTIONS(256),
+    [anon_sym_BANG_EQ] = ACTIONS(256),
+    [anon_sym_AMP_AMP] = ACTIONS(256),
+    [anon_sym_PIPE_PIPE] = ACTIONS(256),
+    [anon_sym_GT] = ACTIONS(258),
+    [anon_sym_LT] = ACTIONS(258),
+    [anon_sym_GT_EQ] = ACTIONS(256),
+    [anon_sym_LT_EQ] = ACTIONS(256),
+    [anon_sym_PLUS_EQ] = ACTIONS(256),
+    [anon_sym_DASH_EQ] = ACTIONS(256),
+    [anon_sym_if] = ACTIONS(258),
+    [anon_sym_match] = ACTIONS(258),
+    [anon_sym_while] = ACTIONS(258),
+    [anon_sym_for] = ACTIONS(258),
+    [anon_sym_asyncfor] = ACTIONS(256),
+    [anon_sym_return] = ACTIONS(258),
+    [anon_sym_DASH_GT] = ACTIONS(256),
+    [anon_sym_assert] = ACTIONS(258),
+    [anon_sym_assert_equal] = ACTIONS(258),
+    [anon_sym_bash] = ACTIONS(258),
+    [anon_sym_download] = ACTIONS(258),
+    [anon_sym_fish] = ACTIONS(258),
+    [anon_sym_from_json] = ACTIONS(258),
+    [anon_sym_length] = ACTIONS(258),
+    [anon_sym_metadata] = ACTIONS(258),
+    [anon_sym_output] = ACTIONS(258),
+    [anon_sym_output_error] = ACTIONS(258),
+    [anon_sym_random] = ACTIONS(258),
+    [anon_sym_random_boolean] = ACTIONS(258),
+    [anon_sym_random_float] = ACTIONS(258),
+    [anon_sym_random_integer] = ACTIONS(258),
+    [anon_sym_read] = ACTIONS(258),
+    [anon_sym_to_json] = ACTIONS(258),
+    [anon_sym_write] = ACTIONS(258),
   },
   [63] = {
-    [sym_assignment_operator] = STATE(50),
-    [ts_builtin_sym_end] = ACTIONS(216),
-    [sym__identifier_pattern] = ACTIONS(218),
+    [ts_builtin_sym_end] = ACTIONS(260),
+    [sym__identifier_pattern] = ACTIONS(262),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(218),
-    [anon_sym_LBRACE] = ACTIONS(216),
-    [anon_sym_RBRACE] = ACTIONS(216),
-    [anon_sym_SEMI] = ACTIONS(216),
-    [sym_integer] = ACTIONS(218),
-    [sym_float] = ACTIONS(216),
-    [sym_string] = ACTIONS(216),
-    [anon_sym_true] = ACTIONS(218),
-    [anon_sym_false] = ACTIONS(218),
-    [anon_sym_LBRACK] = ACTIONS(216),
-    [anon_sym_EQ] = ACTIONS(220),
-    [anon_sym_COLON] = ACTIONS(216),
-    [anon_sym_LPAREN] = ACTIONS(216),
-    [anon_sym_PLUS] = ACTIONS(218),
-    [anon_sym_DASH] = ACTIONS(218),
-    [anon_sym_STAR] = ACTIONS(216),
-    [anon_sym_SLASH] = ACTIONS(216),
-    [anon_sym_PERCENT] = ACTIONS(216),
-    [anon_sym_EQ_EQ] = ACTIONS(216),
-    [anon_sym_BANG_EQ] = ACTIONS(216),
-    [anon_sym_AMP_AMP] = ACTIONS(216),
-    [anon_sym_PIPE_PIPE] = ACTIONS(216),
-    [anon_sym_GT] = ACTIONS(218),
-    [anon_sym_LT] = ACTIONS(218),
-    [anon_sym_GT_EQ] = ACTIONS(216),
-    [anon_sym_LT_EQ] = ACTIONS(216),
-    [anon_sym_PLUS_EQ] = ACTIONS(224),
-    [anon_sym_DASH_EQ] = ACTIONS(224),
-    [anon_sym_if] = ACTIONS(218),
-    [anon_sym_match] = ACTIONS(218),
-    [anon_sym_while] = ACTIONS(218),
-    [anon_sym_for] = ACTIONS(218),
-    [anon_sym_asyncfor] = ACTIONS(216),
-    [anon_sym_return] = ACTIONS(218),
-    [anon_sym_DASH_GT] = ACTIONS(216),
-    [anon_sym_assert] = ACTIONS(218),
-    [anon_sym_assert_equal] = ACTIONS(218),
-    [anon_sym_bash] = ACTIONS(218),
-    [anon_sym_download] = ACTIONS(218),
-    [anon_sym_fish] = ACTIONS(218),
-    [anon_sym_from_json] = ACTIONS(218),
-    [anon_sym_length] = ACTIONS(218),
-    [anon_sym_metadata] = ACTIONS(218),
-    [anon_sym_output] = ACTIONS(218),
-    [anon_sym_output_error] = ACTIONS(218),
-    [anon_sym_random] = ACTIONS(218),
-    [anon_sym_random_boolean] = ACTIONS(218),
-    [anon_sym_random_float] = ACTIONS(218),
-    [anon_sym_random_integer] = ACTIONS(218),
-    [anon_sym_read] = ACTIONS(218),
-    [anon_sym_to_json] = ACTIONS(218),
-    [anon_sym_write] = ACTIONS(218),
+    [anon_sym_async] = ACTIONS(262),
+    [anon_sym_LBRACE] = ACTIONS(260),
+    [anon_sym_RBRACE] = ACTIONS(260),
+    [anon_sym_SEMI] = ACTIONS(260),
+    [sym_integer] = ACTIONS(262),
+    [sym_float] = ACTIONS(260),
+    [sym_string] = ACTIONS(260),
+    [anon_sym_true] = ACTIONS(262),
+    [anon_sym_false] = ACTIONS(262),
+    [anon_sym_LBRACK] = ACTIONS(260),
+    [anon_sym_EQ] = ACTIONS(262),
+    [anon_sym_none] = ACTIONS(262),
+    [anon_sym_some] = ACTIONS(262),
+    [anon_sym_LPAREN] = ACTIONS(260),
+    [anon_sym_COLON] = ACTIONS(260),
+    [anon_sym_DOT_DOT] = ACTIONS(260),
+    [anon_sym_PLUS] = ACTIONS(262),
+    [anon_sym_DASH] = ACTIONS(262),
+    [anon_sym_STAR] = ACTIONS(260),
+    [anon_sym_SLASH] = ACTIONS(260),
+    [anon_sym_PERCENT] = ACTIONS(260),
+    [anon_sym_EQ_EQ] = ACTIONS(260),
+    [anon_sym_BANG_EQ] = ACTIONS(260),
+    [anon_sym_AMP_AMP] = ACTIONS(260),
+    [anon_sym_PIPE_PIPE] = ACTIONS(260),
+    [anon_sym_GT] = ACTIONS(262),
+    [anon_sym_LT] = ACTIONS(262),
+    [anon_sym_GT_EQ] = ACTIONS(260),
+    [anon_sym_LT_EQ] = ACTIONS(260),
+    [anon_sym_PLUS_EQ] = ACTIONS(260),
+    [anon_sym_DASH_EQ] = ACTIONS(260),
+    [anon_sym_if] = ACTIONS(262),
+    [anon_sym_match] = ACTIONS(262),
+    [anon_sym_while] = ACTIONS(262),
+    [anon_sym_for] = ACTIONS(262),
+    [anon_sym_asyncfor] = ACTIONS(260),
+    [anon_sym_return] = ACTIONS(262),
+    [anon_sym_DASH_GT] = ACTIONS(260),
+    [anon_sym_assert] = ACTIONS(262),
+    [anon_sym_assert_equal] = ACTIONS(262),
+    [anon_sym_bash] = ACTIONS(262),
+    [anon_sym_download] = ACTIONS(262),
+    [anon_sym_fish] = ACTIONS(262),
+    [anon_sym_from_json] = ACTIONS(262),
+    [anon_sym_length] = ACTIONS(262),
+    [anon_sym_metadata] = ACTIONS(262),
+    [anon_sym_output] = ACTIONS(262),
+    [anon_sym_output_error] = ACTIONS(262),
+    [anon_sym_random] = ACTIONS(262),
+    [anon_sym_random_boolean] = ACTIONS(262),
+    [anon_sym_random_float] = ACTIONS(262),
+    [anon_sym_random_integer] = ACTIONS(262),
+    [anon_sym_read] = ACTIONS(262),
+    [anon_sym_to_json] = ACTIONS(262),
+    [anon_sym_write] = ACTIONS(262),
   },
   [64] = {
-    [ts_builtin_sym_end] = ACTIONS(242),
-    [sym__identifier_pattern] = ACTIONS(244),
+    [ts_builtin_sym_end] = ACTIONS(264),
+    [sym__identifier_pattern] = ACTIONS(266),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(244),
-    [anon_sym_LBRACE] = ACTIONS(242),
-    [anon_sym_RBRACE] = ACTIONS(242),
-    [anon_sym_SEMI] = ACTIONS(242),
-    [sym_integer] = ACTIONS(244),
-    [sym_float] = ACTIONS(242),
-    [sym_string] = ACTIONS(242),
-    [anon_sym_true] = ACTIONS(244),
-    [anon_sym_false] = ACTIONS(244),
-    [anon_sym_LBRACK] = ACTIONS(242),
-    [anon_sym_EQ] = ACTIONS(244),
-    [anon_sym_COLON] = ACTIONS(242),
-    [anon_sym_DOT_DOT] = ACTIONS(242),
-    [anon_sym_LPAREN] = ACTIONS(242),
-    [anon_sym_PLUS] = ACTIONS(244),
-    [anon_sym_DASH] = ACTIONS(244),
-    [anon_sym_STAR] = ACTIONS(242),
-    [anon_sym_SLASH] = ACTIONS(242),
-    [anon_sym_PERCENT] = ACTIONS(242),
-    [anon_sym_EQ_EQ] = ACTIONS(242),
-    [anon_sym_BANG_EQ] = ACTIONS(242),
-    [anon_sym_AMP_AMP] = ACTIONS(242),
-    [anon_sym_PIPE_PIPE] = ACTIONS(242),
-    [anon_sym_GT] = ACTIONS(244),
-    [anon_sym_LT] = ACTIONS(244),
-    [anon_sym_GT_EQ] = ACTIONS(242),
-    [anon_sym_LT_EQ] = ACTIONS(242),
-    [anon_sym_PLUS_EQ] = ACTIONS(242),
-    [anon_sym_DASH_EQ] = ACTIONS(242),
-    [anon_sym_if] = ACTIONS(244),
-    [anon_sym_match] = ACTIONS(244),
-    [anon_sym_while] = ACTIONS(244),
-    [anon_sym_for] = ACTIONS(244),
-    [anon_sym_asyncfor] = ACTIONS(242),
-    [anon_sym_return] = ACTIONS(244),
-    [anon_sym_DASH_GT] = ACTIONS(242),
-    [anon_sym_assert] = ACTIONS(244),
-    [anon_sym_assert_equal] = ACTIONS(244),
-    [anon_sym_bash] = ACTIONS(244),
-    [anon_sym_download] = ACTIONS(244),
-    [anon_sym_fish] = ACTIONS(244),
-    [anon_sym_from_json] = ACTIONS(244),
-    [anon_sym_length] = ACTIONS(244),
-    [anon_sym_metadata] = ACTIONS(244),
-    [anon_sym_output] = ACTIONS(244),
-    [anon_sym_output_error] = ACTIONS(244),
-    [anon_sym_random] = ACTIONS(244),
-    [anon_sym_random_boolean] = ACTIONS(244),
-    [anon_sym_random_float] = ACTIONS(244),
-    [anon_sym_random_integer] = ACTIONS(244),
-    [anon_sym_read] = ACTIONS(244),
-    [anon_sym_to_json] = ACTIONS(244),
-    [anon_sym_write] = ACTIONS(244),
+    [anon_sym_async] = ACTIONS(266),
+    [anon_sym_LBRACE] = ACTIONS(264),
+    [anon_sym_RBRACE] = ACTIONS(264),
+    [anon_sym_SEMI] = ACTIONS(264),
+    [sym_integer] = ACTIONS(266),
+    [sym_float] = ACTIONS(264),
+    [sym_string] = ACTIONS(264),
+    [anon_sym_true] = ACTIONS(266),
+    [anon_sym_false] = ACTIONS(266),
+    [anon_sym_LBRACK] = ACTIONS(264),
+    [anon_sym_EQ] = ACTIONS(266),
+    [anon_sym_none] = ACTIONS(266),
+    [anon_sym_some] = ACTIONS(266),
+    [anon_sym_LPAREN] = ACTIONS(264),
+    [anon_sym_COLON] = ACTIONS(264),
+    [anon_sym_DOT_DOT] = ACTIONS(264),
+    [anon_sym_PLUS] = ACTIONS(266),
+    [anon_sym_DASH] = ACTIONS(266),
+    [anon_sym_STAR] = ACTIONS(264),
+    [anon_sym_SLASH] = ACTIONS(264),
+    [anon_sym_PERCENT] = ACTIONS(264),
+    [anon_sym_EQ_EQ] = ACTIONS(264),
+    [anon_sym_BANG_EQ] = ACTIONS(264),
+    [anon_sym_AMP_AMP] = ACTIONS(264),
+    [anon_sym_PIPE_PIPE] = ACTIONS(264),
+    [anon_sym_GT] = ACTIONS(266),
+    [anon_sym_LT] = ACTIONS(266),
+    [anon_sym_GT_EQ] = ACTIONS(264),
+    [anon_sym_LT_EQ] = ACTIONS(264),
+    [anon_sym_PLUS_EQ] = ACTIONS(264),
+    [anon_sym_DASH_EQ] = ACTIONS(264),
+    [anon_sym_if] = ACTIONS(266),
+    [anon_sym_match] = ACTIONS(266),
+    [anon_sym_while] = ACTIONS(266),
+    [anon_sym_for] = ACTIONS(266),
+    [anon_sym_asyncfor] = ACTIONS(264),
+    [anon_sym_return] = ACTIONS(266),
+    [anon_sym_DASH_GT] = ACTIONS(264),
+    [anon_sym_assert] = ACTIONS(266),
+    [anon_sym_assert_equal] = ACTIONS(266),
+    [anon_sym_bash] = ACTIONS(266),
+    [anon_sym_download] = ACTIONS(266),
+    [anon_sym_fish] = ACTIONS(266),
+    [anon_sym_from_json] = ACTIONS(266),
+    [anon_sym_length] = ACTIONS(266),
+    [anon_sym_metadata] = ACTIONS(266),
+    [anon_sym_output] = ACTIONS(266),
+    [anon_sym_output_error] = ACTIONS(266),
+    [anon_sym_random] = ACTIONS(266),
+    [anon_sym_random_boolean] = ACTIONS(266),
+    [anon_sym_random_float] = ACTIONS(266),
+    [anon_sym_random_integer] = ACTIONS(266),
+    [anon_sym_read] = ACTIONS(266),
+    [anon_sym_to_json] = ACTIONS(266),
+    [anon_sym_write] = ACTIONS(266),
   },
   [65] = {
-    [ts_builtin_sym_end] = ACTIONS(246),
-    [sym__identifier_pattern] = ACTIONS(248),
+    [ts_builtin_sym_end] = ACTIONS(268),
+    [sym__identifier_pattern] = ACTIONS(270),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(248),
-    [anon_sym_LBRACE] = ACTIONS(246),
-    [anon_sym_RBRACE] = ACTIONS(246),
-    [anon_sym_SEMI] = ACTIONS(246),
-    [sym_integer] = ACTIONS(248),
-    [sym_float] = ACTIONS(246),
-    [sym_string] = ACTIONS(246),
-    [anon_sym_true] = ACTIONS(248),
-    [anon_sym_false] = ACTIONS(248),
-    [anon_sym_LBRACK] = ACTIONS(246),
-    [anon_sym_EQ] = ACTIONS(248),
-    [anon_sym_COLON] = ACTIONS(246),
-    [anon_sym_DOT_DOT] = ACTIONS(246),
-    [anon_sym_LPAREN] = ACTIONS(246),
-    [anon_sym_PLUS] = ACTIONS(248),
-    [anon_sym_DASH] = ACTIONS(248),
-    [anon_sym_STAR] = ACTIONS(246),
-    [anon_sym_SLASH] = ACTIONS(246),
-    [anon_sym_PERCENT] = ACTIONS(246),
-    [anon_sym_EQ_EQ] = ACTIONS(246),
-    [anon_sym_BANG_EQ] = ACTIONS(246),
-    [anon_sym_AMP_AMP] = ACTIONS(246),
-    [anon_sym_PIPE_PIPE] = ACTIONS(246),
-    [anon_sym_GT] = ACTIONS(248),
-    [anon_sym_LT] = ACTIONS(248),
-    [anon_sym_GT_EQ] = ACTIONS(246),
-    [anon_sym_LT_EQ] = ACTIONS(246),
-    [anon_sym_PLUS_EQ] = ACTIONS(246),
-    [anon_sym_DASH_EQ] = ACTIONS(246),
-    [anon_sym_if] = ACTIONS(248),
-    [anon_sym_match] = ACTIONS(248),
-    [anon_sym_while] = ACTIONS(248),
-    [anon_sym_for] = ACTIONS(248),
-    [anon_sym_asyncfor] = ACTIONS(246),
-    [anon_sym_return] = ACTIONS(248),
-    [anon_sym_DASH_GT] = ACTIONS(246),
-    [anon_sym_assert] = ACTIONS(248),
-    [anon_sym_assert_equal] = ACTIONS(248),
-    [anon_sym_bash] = ACTIONS(248),
-    [anon_sym_download] = ACTIONS(248),
-    [anon_sym_fish] = ACTIONS(248),
-    [anon_sym_from_json] = ACTIONS(248),
-    [anon_sym_length] = ACTIONS(248),
-    [anon_sym_metadata] = ACTIONS(248),
-    [anon_sym_output] = ACTIONS(248),
-    [anon_sym_output_error] = ACTIONS(248),
-    [anon_sym_random] = ACTIONS(248),
-    [anon_sym_random_boolean] = ACTIONS(248),
-    [anon_sym_random_float] = ACTIONS(248),
-    [anon_sym_random_integer] = ACTIONS(248),
-    [anon_sym_read] = ACTIONS(248),
-    [anon_sym_to_json] = ACTIONS(248),
-    [anon_sym_write] = ACTIONS(248),
+    [anon_sym_async] = ACTIONS(270),
+    [anon_sym_LBRACE] = ACTIONS(268),
+    [anon_sym_RBRACE] = ACTIONS(268),
+    [anon_sym_SEMI] = ACTIONS(268),
+    [sym_integer] = ACTIONS(270),
+    [sym_float] = ACTIONS(268),
+    [sym_string] = ACTIONS(268),
+    [anon_sym_true] = ACTIONS(270),
+    [anon_sym_false] = ACTIONS(270),
+    [anon_sym_LBRACK] = ACTIONS(268),
+    [anon_sym_EQ] = ACTIONS(270),
+    [anon_sym_none] = ACTIONS(270),
+    [anon_sym_some] = ACTIONS(270),
+    [anon_sym_LPAREN] = ACTIONS(268),
+    [anon_sym_COLON] = ACTIONS(268),
+    [anon_sym_DOT_DOT] = ACTIONS(268),
+    [anon_sym_PLUS] = ACTIONS(270),
+    [anon_sym_DASH] = ACTIONS(270),
+    [anon_sym_STAR] = ACTIONS(268),
+    [anon_sym_SLASH] = ACTIONS(268),
+    [anon_sym_PERCENT] = ACTIONS(268),
+    [anon_sym_EQ_EQ] = ACTIONS(268),
+    [anon_sym_BANG_EQ] = ACTIONS(268),
+    [anon_sym_AMP_AMP] = ACTIONS(268),
+    [anon_sym_PIPE_PIPE] = ACTIONS(268),
+    [anon_sym_GT] = ACTIONS(270),
+    [anon_sym_LT] = ACTIONS(270),
+    [anon_sym_GT_EQ] = ACTIONS(268),
+    [anon_sym_LT_EQ] = ACTIONS(268),
+    [anon_sym_PLUS_EQ] = ACTIONS(268),
+    [anon_sym_DASH_EQ] = ACTIONS(268),
+    [anon_sym_if] = ACTIONS(270),
+    [anon_sym_match] = ACTIONS(270),
+    [anon_sym_while] = ACTIONS(270),
+    [anon_sym_for] = ACTIONS(270),
+    [anon_sym_asyncfor] = ACTIONS(268),
+    [anon_sym_return] = ACTIONS(270),
+    [anon_sym_DASH_GT] = ACTIONS(268),
+    [anon_sym_assert] = ACTIONS(270),
+    [anon_sym_assert_equal] = ACTIONS(270),
+    [anon_sym_bash] = ACTIONS(270),
+    [anon_sym_download] = ACTIONS(270),
+    [anon_sym_fish] = ACTIONS(270),
+    [anon_sym_from_json] = ACTIONS(270),
+    [anon_sym_length] = ACTIONS(270),
+    [anon_sym_metadata] = ACTIONS(270),
+    [anon_sym_output] = ACTIONS(270),
+    [anon_sym_output_error] = ACTIONS(270),
+    [anon_sym_random] = ACTIONS(270),
+    [anon_sym_random_boolean] = ACTIONS(270),
+    [anon_sym_random_float] = ACTIONS(270),
+    [anon_sym_random_integer] = ACTIONS(270),
+    [anon_sym_read] = ACTIONS(270),
+    [anon_sym_to_json] = ACTIONS(270),
+    [anon_sym_write] = ACTIONS(270),
   },
   [66] = {
-    [ts_builtin_sym_end] = ACTIONS(250),
-    [sym__identifier_pattern] = ACTIONS(252),
+    [ts_builtin_sym_end] = ACTIONS(272),
+    [sym__identifier_pattern] = ACTIONS(274),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(252),
-    [anon_sym_LBRACE] = ACTIONS(250),
-    [anon_sym_RBRACE] = ACTIONS(250),
-    [anon_sym_SEMI] = ACTIONS(250),
-    [sym_integer] = ACTIONS(252),
-    [sym_float] = ACTIONS(250),
-    [sym_string] = ACTIONS(250),
-    [anon_sym_true] = ACTIONS(252),
-    [anon_sym_false] = ACTIONS(252),
-    [anon_sym_LBRACK] = ACTIONS(250),
-    [anon_sym_EQ] = ACTIONS(252),
-    [anon_sym_COLON] = ACTIONS(250),
-    [anon_sym_DOT_DOT] = ACTIONS(250),
-    [anon_sym_LPAREN] = ACTIONS(250),
-    [anon_sym_PLUS] = ACTIONS(252),
-    [anon_sym_DASH] = ACTIONS(252),
-    [anon_sym_STAR] = ACTIONS(250),
-    [anon_sym_SLASH] = ACTIONS(250),
-    [anon_sym_PERCENT] = ACTIONS(250),
-    [anon_sym_EQ_EQ] = ACTIONS(250),
-    [anon_sym_BANG_EQ] = ACTIONS(250),
-    [anon_sym_AMP_AMP] = ACTIONS(250),
-    [anon_sym_PIPE_PIPE] = ACTIONS(250),
-    [anon_sym_GT] = ACTIONS(252),
-    [anon_sym_LT] = ACTIONS(252),
-    [anon_sym_GT_EQ] = ACTIONS(250),
-    [anon_sym_LT_EQ] = ACTIONS(250),
-    [anon_sym_PLUS_EQ] = ACTIONS(250),
-    [anon_sym_DASH_EQ] = ACTIONS(250),
-    [anon_sym_if] = ACTIONS(252),
-    [anon_sym_match] = ACTIONS(252),
-    [anon_sym_while] = ACTIONS(252),
-    [anon_sym_for] = ACTIONS(252),
-    [anon_sym_asyncfor] = ACTIONS(250),
-    [anon_sym_return] = ACTIONS(252),
-    [anon_sym_DASH_GT] = ACTIONS(250),
-    [anon_sym_assert] = ACTIONS(252),
-    [anon_sym_assert_equal] = ACTIONS(252),
-    [anon_sym_bash] = ACTIONS(252),
-    [anon_sym_download] = ACTIONS(252),
-    [anon_sym_fish] = ACTIONS(252),
-    [anon_sym_from_json] = ACTIONS(252),
-    [anon_sym_length] = ACTIONS(252),
-    [anon_sym_metadata] = ACTIONS(252),
-    [anon_sym_output] = ACTIONS(252),
-    [anon_sym_output_error] = ACTIONS(252),
-    [anon_sym_random] = ACTIONS(252),
-    [anon_sym_random_boolean] = ACTIONS(252),
-    [anon_sym_random_float] = ACTIONS(252),
-    [anon_sym_random_integer] = ACTIONS(252),
-    [anon_sym_read] = ACTIONS(252),
-    [anon_sym_to_json] = ACTIONS(252),
-    [anon_sym_write] = ACTIONS(252),
+    [anon_sym_async] = ACTIONS(274),
+    [anon_sym_LBRACE] = ACTIONS(272),
+    [anon_sym_RBRACE] = ACTIONS(272),
+    [anon_sym_SEMI] = ACTIONS(272),
+    [sym_integer] = ACTIONS(274),
+    [sym_float] = ACTIONS(272),
+    [sym_string] = ACTIONS(272),
+    [anon_sym_true] = ACTIONS(274),
+    [anon_sym_false] = ACTIONS(274),
+    [anon_sym_LBRACK] = ACTIONS(272),
+    [anon_sym_EQ] = ACTIONS(274),
+    [anon_sym_none] = ACTIONS(274),
+    [anon_sym_some] = ACTIONS(274),
+    [anon_sym_LPAREN] = ACTIONS(272),
+    [anon_sym_COLON] = ACTIONS(272),
+    [anon_sym_DOT_DOT] = ACTIONS(272),
+    [anon_sym_PLUS] = ACTIONS(274),
+    [anon_sym_DASH] = ACTIONS(274),
+    [anon_sym_STAR] = ACTIONS(272),
+    [anon_sym_SLASH] = ACTIONS(272),
+    [anon_sym_PERCENT] = ACTIONS(272),
+    [anon_sym_EQ_EQ] = ACTIONS(272),
+    [anon_sym_BANG_EQ] = ACTIONS(272),
+    [anon_sym_AMP_AMP] = ACTIONS(272),
+    [anon_sym_PIPE_PIPE] = ACTIONS(272),
+    [anon_sym_GT] = ACTIONS(274),
+    [anon_sym_LT] = ACTIONS(274),
+    [anon_sym_GT_EQ] = ACTIONS(272),
+    [anon_sym_LT_EQ] = ACTIONS(272),
+    [anon_sym_PLUS_EQ] = ACTIONS(272),
+    [anon_sym_DASH_EQ] = ACTIONS(272),
+    [anon_sym_if] = ACTIONS(274),
+    [anon_sym_match] = ACTIONS(274),
+    [anon_sym_while] = ACTIONS(274),
+    [anon_sym_for] = ACTIONS(274),
+    [anon_sym_asyncfor] = ACTIONS(272),
+    [anon_sym_return] = ACTIONS(274),
+    [anon_sym_DASH_GT] = ACTIONS(272),
+    [anon_sym_assert] = ACTIONS(274),
+    [anon_sym_assert_equal] = ACTIONS(274),
+    [anon_sym_bash] = ACTIONS(274),
+    [anon_sym_download] = ACTIONS(274),
+    [anon_sym_fish] = ACTIONS(274),
+    [anon_sym_from_json] = ACTIONS(274),
+    [anon_sym_length] = ACTIONS(274),
+    [anon_sym_metadata] = ACTIONS(274),
+    [anon_sym_output] = ACTIONS(274),
+    [anon_sym_output_error] = ACTIONS(274),
+    [anon_sym_random] = ACTIONS(274),
+    [anon_sym_random_boolean] = ACTIONS(274),
+    [anon_sym_random_float] = ACTIONS(274),
+    [anon_sym_random_integer] = ACTIONS(274),
+    [anon_sym_read] = ACTIONS(274),
+    [anon_sym_to_json] = ACTIONS(274),
+    [anon_sym_write] = ACTIONS(274),
   },
   [67] = {
-    [ts_builtin_sym_end] = ACTIONS(254),
-    [sym__identifier_pattern] = ACTIONS(256),
+    [ts_builtin_sym_end] = ACTIONS(276),
+    [sym__identifier_pattern] = ACTIONS(278),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(256),
-    [anon_sym_LBRACE] = ACTIONS(254),
-    [anon_sym_RBRACE] = ACTIONS(254),
-    [anon_sym_SEMI] = ACTIONS(254),
-    [sym_integer] = ACTIONS(256),
-    [sym_float] = ACTIONS(254),
-    [sym_string] = ACTIONS(254),
-    [anon_sym_true] = ACTIONS(256),
-    [anon_sym_false] = ACTIONS(256),
-    [anon_sym_LBRACK] = ACTIONS(254),
-    [anon_sym_EQ] = ACTIONS(256),
-    [anon_sym_COLON] = ACTIONS(254),
-    [anon_sym_DOT_DOT] = ACTIONS(254),
-    [anon_sym_LPAREN] = ACTIONS(254),
-    [anon_sym_PLUS] = ACTIONS(256),
-    [anon_sym_DASH] = ACTIONS(256),
-    [anon_sym_STAR] = ACTIONS(254),
-    [anon_sym_SLASH] = ACTIONS(254),
-    [anon_sym_PERCENT] = ACTIONS(254),
-    [anon_sym_EQ_EQ] = ACTIONS(254),
-    [anon_sym_BANG_EQ] = ACTIONS(254),
-    [anon_sym_AMP_AMP] = ACTIONS(254),
-    [anon_sym_PIPE_PIPE] = ACTIONS(254),
-    [anon_sym_GT] = ACTIONS(256),
-    [anon_sym_LT] = ACTIONS(256),
-    [anon_sym_GT_EQ] = ACTIONS(254),
-    [anon_sym_LT_EQ] = ACTIONS(254),
-    [anon_sym_PLUS_EQ] = ACTIONS(254),
-    [anon_sym_DASH_EQ] = ACTIONS(254),
-    [anon_sym_if] = ACTIONS(256),
-    [anon_sym_match] = ACTIONS(256),
-    [anon_sym_while] = ACTIONS(256),
-    [anon_sym_for] = ACTIONS(256),
-    [anon_sym_asyncfor] = ACTIONS(254),
-    [anon_sym_return] = ACTIONS(256),
-    [anon_sym_DASH_GT] = ACTIONS(254),
-    [anon_sym_assert] = ACTIONS(256),
-    [anon_sym_assert_equal] = ACTIONS(256),
-    [anon_sym_bash] = ACTIONS(256),
-    [anon_sym_download] = ACTIONS(256),
-    [anon_sym_fish] = ACTIONS(256),
-    [anon_sym_from_json] = ACTIONS(256),
-    [anon_sym_length] = ACTIONS(256),
-    [anon_sym_metadata] = ACTIONS(256),
-    [anon_sym_output] = ACTIONS(256),
-    [anon_sym_output_error] = ACTIONS(256),
-    [anon_sym_random] = ACTIONS(256),
-    [anon_sym_random_boolean] = ACTIONS(256),
-    [anon_sym_random_float] = ACTIONS(256),
-    [anon_sym_random_integer] = ACTIONS(256),
-    [anon_sym_read] = ACTIONS(256),
-    [anon_sym_to_json] = ACTIONS(256),
-    [anon_sym_write] = ACTIONS(256),
+    [anon_sym_async] = ACTIONS(278),
+    [anon_sym_LBRACE] = ACTIONS(276),
+    [anon_sym_RBRACE] = ACTIONS(276),
+    [anon_sym_SEMI] = ACTIONS(276),
+    [sym_integer] = ACTIONS(278),
+    [sym_float] = ACTIONS(276),
+    [sym_string] = ACTIONS(276),
+    [anon_sym_true] = ACTIONS(278),
+    [anon_sym_false] = ACTIONS(278),
+    [anon_sym_LBRACK] = ACTIONS(276),
+    [anon_sym_EQ] = ACTIONS(278),
+    [anon_sym_none] = ACTIONS(278),
+    [anon_sym_some] = ACTIONS(278),
+    [anon_sym_LPAREN] = ACTIONS(276),
+    [anon_sym_COLON] = ACTIONS(276),
+    [anon_sym_DOT_DOT] = ACTIONS(276),
+    [anon_sym_PLUS] = ACTIONS(278),
+    [anon_sym_DASH] = ACTIONS(278),
+    [anon_sym_STAR] = ACTIONS(276),
+    [anon_sym_SLASH] = ACTIONS(276),
+    [anon_sym_PERCENT] = ACTIONS(276),
+    [anon_sym_EQ_EQ] = ACTIONS(276),
+    [anon_sym_BANG_EQ] = ACTIONS(276),
+    [anon_sym_AMP_AMP] = ACTIONS(276),
+    [anon_sym_PIPE_PIPE] = ACTIONS(276),
+    [anon_sym_GT] = ACTIONS(278),
+    [anon_sym_LT] = ACTIONS(278),
+    [anon_sym_GT_EQ] = ACTIONS(276),
+    [anon_sym_LT_EQ] = ACTIONS(276),
+    [anon_sym_PLUS_EQ] = ACTIONS(276),
+    [anon_sym_DASH_EQ] = ACTIONS(276),
+    [anon_sym_if] = ACTIONS(278),
+    [anon_sym_match] = ACTIONS(278),
+    [anon_sym_while] = ACTIONS(278),
+    [anon_sym_for] = ACTIONS(278),
+    [anon_sym_asyncfor] = ACTIONS(276),
+    [anon_sym_return] = ACTIONS(278),
+    [anon_sym_DASH_GT] = ACTIONS(276),
+    [anon_sym_assert] = ACTIONS(278),
+    [anon_sym_assert_equal] = ACTIONS(278),
+    [anon_sym_bash] = ACTIONS(278),
+    [anon_sym_download] = ACTIONS(278),
+    [anon_sym_fish] = ACTIONS(278),
+    [anon_sym_from_json] = ACTIONS(278),
+    [anon_sym_length] = ACTIONS(278),
+    [anon_sym_metadata] = ACTIONS(278),
+    [anon_sym_output] = ACTIONS(278),
+    [anon_sym_output_error] = ACTIONS(278),
+    [anon_sym_random] = ACTIONS(278),
+    [anon_sym_random_boolean] = ACTIONS(278),
+    [anon_sym_random_float] = ACTIONS(278),
+    [anon_sym_random_integer] = ACTIONS(278),
+    [anon_sym_read] = ACTIONS(278),
+    [anon_sym_to_json] = ACTIONS(278),
+    [anon_sym_write] = ACTIONS(278),
   },
   [68] = {
-    [ts_builtin_sym_end] = ACTIONS(258),
-    [sym__identifier_pattern] = ACTIONS(260),
+    [sym_assignment_operator] = STATE(34),
+    [ts_builtin_sym_end] = ACTIONS(230),
+    [sym__identifier_pattern] = ACTIONS(232),
     [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(260),
-    [anon_sym_LBRACE] = ACTIONS(258),
-    [anon_sym_RBRACE] = ACTIONS(258),
-    [anon_sym_SEMI] = ACTIONS(258),
-    [sym_integer] = ACTIONS(260),
-    [sym_float] = ACTIONS(258),
-    [sym_string] = ACTIONS(258),
-    [anon_sym_true] = ACTIONS(260),
-    [anon_sym_false] = ACTIONS(260),
-    [anon_sym_LBRACK] = ACTIONS(258),
-    [anon_sym_EQ] = ACTIONS(260),
-    [anon_sym_COLON] = ACTIONS(258),
-    [anon_sym_DOT_DOT] = ACTIONS(258),
-    [anon_sym_LPAREN] = ACTIONS(258),
-    [anon_sym_PLUS] = ACTIONS(260),
-    [anon_sym_DASH] = ACTIONS(260),
-    [anon_sym_STAR] = ACTIONS(258),
-    [anon_sym_SLASH] = ACTIONS(258),
-    [anon_sym_PERCENT] = ACTIONS(258),
-    [anon_sym_EQ_EQ] = ACTIONS(258),
-    [anon_sym_BANG_EQ] = ACTIONS(258),
-    [anon_sym_AMP_AMP] = ACTIONS(258),
-    [anon_sym_PIPE_PIPE] = ACTIONS(258),
-    [anon_sym_GT] = ACTIONS(260),
-    [anon_sym_LT] = ACTIONS(260),
-    [anon_sym_GT_EQ] = ACTIONS(258),
-    [anon_sym_LT_EQ] = ACTIONS(258),
-    [anon_sym_PLUS_EQ] = ACTIONS(258),
-    [anon_sym_DASH_EQ] = ACTIONS(258),
-    [anon_sym_if] = ACTIONS(260),
-    [anon_sym_match] = ACTIONS(260),
-    [anon_sym_while] = ACTIONS(260),
-    [anon_sym_for] = ACTIONS(260),
-    [anon_sym_asyncfor] = ACTIONS(258),
-    [anon_sym_return] = ACTIONS(260),
-    [anon_sym_DASH_GT] = ACTIONS(258),
-    [anon_sym_assert] = ACTIONS(260),
-    [anon_sym_assert_equal] = ACTIONS(260),
-    [anon_sym_bash] = ACTIONS(260),
-    [anon_sym_download] = ACTIONS(260),
-    [anon_sym_fish] = ACTIONS(260),
-    [anon_sym_from_json] = ACTIONS(260),
-    [anon_sym_length] = ACTIONS(260),
-    [anon_sym_metadata] = ACTIONS(260),
-    [anon_sym_output] = ACTIONS(260),
-    [anon_sym_output_error] = ACTIONS(260),
-    [anon_sym_random] = ACTIONS(260),
-    [anon_sym_random_boolean] = ACTIONS(260),
-    [anon_sym_random_float] = ACTIONS(260),
-    [anon_sym_random_integer] = ACTIONS(260),
-    [anon_sym_read] = ACTIONS(260),
-    [anon_sym_to_json] = ACTIONS(260),
-    [anon_sym_write] = ACTIONS(260),
+    [anon_sym_async] = ACTIONS(232),
+    [anon_sym_LBRACE] = ACTIONS(230),
+    [anon_sym_RBRACE] = ACTIONS(230),
+    [anon_sym_SEMI] = ACTIONS(230),
+    [sym_integer] = ACTIONS(232),
+    [sym_float] = ACTIONS(230),
+    [sym_string] = ACTIONS(230),
+    [anon_sym_true] = ACTIONS(232),
+    [anon_sym_false] = ACTIONS(232),
+    [anon_sym_LBRACK] = ACTIONS(230),
+    [anon_sym_EQ] = ACTIONS(234),
+    [anon_sym_none] = ACTIONS(232),
+    [anon_sym_some] = ACTIONS(232),
+    [anon_sym_LPAREN] = ACTIONS(230),
+    [anon_sym_COLON] = ACTIONS(230),
+    [anon_sym_PLUS] = ACTIONS(232),
+    [anon_sym_DASH] = ACTIONS(232),
+    [anon_sym_STAR] = ACTIONS(230),
+    [anon_sym_SLASH] = ACTIONS(230),
+    [anon_sym_PERCENT] = ACTIONS(230),
+    [anon_sym_EQ_EQ] = ACTIONS(230),
+    [anon_sym_BANG_EQ] = ACTIONS(230),
+    [anon_sym_AMP_AMP] = ACTIONS(230),
+    [anon_sym_PIPE_PIPE] = ACTIONS(230),
+    [anon_sym_GT] = ACTIONS(232),
+    [anon_sym_LT] = ACTIONS(232),
+    [anon_sym_GT_EQ] = ACTIONS(230),
+    [anon_sym_LT_EQ] = ACTIONS(230),
+    [anon_sym_PLUS_EQ] = ACTIONS(238),
+    [anon_sym_DASH_EQ] = ACTIONS(238),
+    [anon_sym_if] = ACTIONS(232),
+    [anon_sym_match] = ACTIONS(232),
+    [anon_sym_while] = ACTIONS(232),
+    [anon_sym_for] = ACTIONS(232),
+    [anon_sym_asyncfor] = ACTIONS(230),
+    [anon_sym_return] = ACTIONS(232),
+    [anon_sym_DASH_GT] = ACTIONS(230),
+    [anon_sym_assert] = ACTIONS(232),
+    [anon_sym_assert_equal] = ACTIONS(232),
+    [anon_sym_bash] = ACTIONS(232),
+    [anon_sym_download] = ACTIONS(232),
+    [anon_sym_fish] = ACTIONS(232),
+    [anon_sym_from_json] = ACTIONS(232),
+    [anon_sym_length] = ACTIONS(232),
+    [anon_sym_metadata] = ACTIONS(232),
+    [anon_sym_output] = ACTIONS(232),
+    [anon_sym_output_error] = ACTIONS(232),
+    [anon_sym_random] = ACTIONS(232),
+    [anon_sym_random_boolean] = ACTIONS(232),
+    [anon_sym_random_float] = ACTIONS(232),
+    [anon_sym_random_integer] = ACTIONS(232),
+    [anon_sym_read] = ACTIONS(232),
+    [anon_sym_to_json] = ACTIONS(232),
+    [anon_sym_write] = ACTIONS(232),
   },
   [69] = {
-    [ts_builtin_sym_end] = ACTIONS(262),
-    [sym__identifier_pattern] = ACTIONS(264),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(264),
-    [anon_sym_LBRACE] = ACTIONS(262),
-    [anon_sym_RBRACE] = ACTIONS(262),
-    [anon_sym_SEMI] = ACTIONS(262),
-    [sym_integer] = ACTIONS(264),
-    [sym_float] = ACTIONS(262),
-    [sym_string] = ACTIONS(262),
-    [anon_sym_true] = ACTIONS(264),
-    [anon_sym_false] = ACTIONS(264),
-    [anon_sym_LBRACK] = ACTIONS(262),
-    [anon_sym_EQ] = ACTIONS(264),
-    [anon_sym_COLON] = ACTIONS(262),
-    [anon_sym_DOT_DOT] = ACTIONS(262),
-    [anon_sym_LPAREN] = ACTIONS(262),
-    [anon_sym_PLUS] = ACTIONS(264),
-    [anon_sym_DASH] = ACTIONS(264),
-    [anon_sym_STAR] = ACTIONS(262),
-    [anon_sym_SLASH] = ACTIONS(262),
-    [anon_sym_PERCENT] = ACTIONS(262),
-    [anon_sym_EQ_EQ] = ACTIONS(262),
-    [anon_sym_BANG_EQ] = ACTIONS(262),
-    [anon_sym_AMP_AMP] = ACTIONS(262),
-    [anon_sym_PIPE_PIPE] = ACTIONS(262),
-    [anon_sym_GT] = ACTIONS(264),
-    [anon_sym_LT] = ACTIONS(264),
-    [anon_sym_GT_EQ] = ACTIONS(262),
-    [anon_sym_LT_EQ] = ACTIONS(262),
-    [anon_sym_PLUS_EQ] = ACTIONS(262),
-    [anon_sym_DASH_EQ] = ACTIONS(262),
-    [anon_sym_if] = ACTIONS(264),
-    [anon_sym_match] = ACTIONS(264),
-    [anon_sym_while] = ACTIONS(264),
-    [anon_sym_for] = ACTIONS(264),
-    [anon_sym_asyncfor] = ACTIONS(262),
-    [anon_sym_return] = ACTIONS(264),
-    [anon_sym_DASH_GT] = ACTIONS(262),
-    [anon_sym_assert] = ACTIONS(264),
-    [anon_sym_assert_equal] = ACTIONS(264),
-    [anon_sym_bash] = ACTIONS(264),
-    [anon_sym_download] = ACTIONS(264),
-    [anon_sym_fish] = ACTIONS(264),
-    [anon_sym_from_json] = ACTIONS(264),
-    [anon_sym_length] = ACTIONS(264),
-    [anon_sym_metadata] = ACTIONS(264),
-    [anon_sym_output] = ACTIONS(264),
-    [anon_sym_output_error] = ACTIONS(264),
-    [anon_sym_random] = ACTIONS(264),
-    [anon_sym_random_boolean] = ACTIONS(264),
-    [anon_sym_random_float] = ACTIONS(264),
-    [anon_sym_random_integer] = ACTIONS(264),
-    [anon_sym_read] = ACTIONS(264),
-    [anon_sym_to_json] = ACTIONS(264),
-    [anon_sym_write] = ACTIONS(264),
-  },
-  [70] = {
-    [ts_builtin_sym_end] = ACTIONS(266),
-    [sym__identifier_pattern] = ACTIONS(268),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(268),
-    [anon_sym_LBRACE] = ACTIONS(266),
-    [anon_sym_RBRACE] = ACTIONS(266),
-    [anon_sym_SEMI] = ACTIONS(266),
-    [sym_integer] = ACTIONS(268),
-    [sym_float] = ACTIONS(266),
-    [sym_string] = ACTIONS(266),
-    [anon_sym_true] = ACTIONS(268),
-    [anon_sym_false] = ACTIONS(268),
-    [anon_sym_LBRACK] = ACTIONS(266),
-    [anon_sym_EQ] = ACTIONS(268),
-    [anon_sym_COLON] = ACTIONS(266),
-    [anon_sym_DOT_DOT] = ACTIONS(266),
-    [anon_sym_LPAREN] = ACTIONS(266),
-    [anon_sym_PLUS] = ACTIONS(268),
-    [anon_sym_DASH] = ACTIONS(268),
-    [anon_sym_STAR] = ACTIONS(266),
-    [anon_sym_SLASH] = ACTIONS(266),
-    [anon_sym_PERCENT] = ACTIONS(266),
-    [anon_sym_EQ_EQ] = ACTIONS(266),
-    [anon_sym_BANG_EQ] = ACTIONS(266),
-    [anon_sym_AMP_AMP] = ACTIONS(266),
-    [anon_sym_PIPE_PIPE] = ACTIONS(266),
-    [anon_sym_GT] = ACTIONS(268),
-    [anon_sym_LT] = ACTIONS(268),
-    [anon_sym_GT_EQ] = ACTIONS(266),
-    [anon_sym_LT_EQ] = ACTIONS(266),
-    [anon_sym_PLUS_EQ] = ACTIONS(266),
-    [anon_sym_DASH_EQ] = ACTIONS(266),
-    [anon_sym_if] = ACTIONS(268),
-    [anon_sym_match] = ACTIONS(268),
-    [anon_sym_while] = ACTIONS(268),
-    [anon_sym_for] = ACTIONS(268),
-    [anon_sym_asyncfor] = ACTIONS(266),
-    [anon_sym_return] = ACTIONS(268),
-    [anon_sym_DASH_GT] = ACTIONS(266),
-    [anon_sym_assert] = ACTIONS(268),
-    [anon_sym_assert_equal] = ACTIONS(268),
-    [anon_sym_bash] = ACTIONS(268),
-    [anon_sym_download] = ACTIONS(268),
-    [anon_sym_fish] = ACTIONS(268),
-    [anon_sym_from_json] = ACTIONS(268),
-    [anon_sym_length] = ACTIONS(268),
-    [anon_sym_metadata] = ACTIONS(268),
-    [anon_sym_output] = ACTIONS(268),
-    [anon_sym_output_error] = ACTIONS(268),
-    [anon_sym_random] = ACTIONS(268),
-    [anon_sym_random_boolean] = ACTIONS(268),
-    [anon_sym_random_float] = ACTIONS(268),
-    [anon_sym_random_integer] = ACTIONS(268),
-    [anon_sym_read] = ACTIONS(268),
-    [anon_sym_to_json] = ACTIONS(268),
-    [anon_sym_write] = ACTIONS(268),
-  },
-  [71] = {
-    [ts_builtin_sym_end] = ACTIONS(270),
-    [sym__identifier_pattern] = ACTIONS(272),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(272),
-    [anon_sym_LBRACE] = ACTIONS(270),
-    [anon_sym_RBRACE] = ACTIONS(270),
-    [anon_sym_SEMI] = ACTIONS(270),
-    [sym_integer] = ACTIONS(272),
-    [sym_float] = ACTIONS(270),
-    [sym_string] = ACTIONS(270),
-    [anon_sym_true] = ACTIONS(272),
-    [anon_sym_false] = ACTIONS(272),
-    [anon_sym_LBRACK] = ACTIONS(270),
-    [anon_sym_EQ] = ACTIONS(272),
-    [anon_sym_COLON] = ACTIONS(270),
-    [anon_sym_DOT_DOT] = ACTIONS(270),
-    [anon_sym_LPAREN] = ACTIONS(270),
-    [anon_sym_PLUS] = ACTIONS(272),
-    [anon_sym_DASH] = ACTIONS(272),
-    [anon_sym_STAR] = ACTIONS(270),
-    [anon_sym_SLASH] = ACTIONS(270),
-    [anon_sym_PERCENT] = ACTIONS(270),
-    [anon_sym_EQ_EQ] = ACTIONS(270),
-    [anon_sym_BANG_EQ] = ACTIONS(270),
-    [anon_sym_AMP_AMP] = ACTIONS(270),
-    [anon_sym_PIPE_PIPE] = ACTIONS(270),
-    [anon_sym_GT] = ACTIONS(272),
-    [anon_sym_LT] = ACTIONS(272),
-    [anon_sym_GT_EQ] = ACTIONS(270),
-    [anon_sym_LT_EQ] = ACTIONS(270),
-    [anon_sym_PLUS_EQ] = ACTIONS(270),
-    [anon_sym_DASH_EQ] = ACTIONS(270),
-    [anon_sym_if] = ACTIONS(272),
-    [anon_sym_match] = ACTIONS(272),
-    [anon_sym_while] = ACTIONS(272),
-    [anon_sym_for] = ACTIONS(272),
-    [anon_sym_asyncfor] = ACTIONS(270),
-    [anon_sym_return] = ACTIONS(272),
-    [anon_sym_DASH_GT] = ACTIONS(270),
-    [anon_sym_assert] = ACTIONS(272),
-    [anon_sym_assert_equal] = ACTIONS(272),
-    [anon_sym_bash] = ACTIONS(272),
-    [anon_sym_download] = ACTIONS(272),
-    [anon_sym_fish] = ACTIONS(272),
-    [anon_sym_from_json] = ACTIONS(272),
-    [anon_sym_length] = ACTIONS(272),
-    [anon_sym_metadata] = ACTIONS(272),
-    [anon_sym_output] = ACTIONS(272),
-    [anon_sym_output_error] = ACTIONS(272),
-    [anon_sym_random] = ACTIONS(272),
-    [anon_sym_random_boolean] = ACTIONS(272),
-    [anon_sym_random_float] = ACTIONS(272),
-    [anon_sym_random_integer] = ACTIONS(272),
-    [anon_sym_read] = ACTIONS(272),
-    [anon_sym_to_json] = ACTIONS(272),
-    [anon_sym_write] = ACTIONS(272),
-  },
-  [72] = {
-    [ts_builtin_sym_end] = ACTIONS(274),
-    [sym__identifier_pattern] = ACTIONS(276),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(276),
-    [anon_sym_LBRACE] = ACTIONS(274),
-    [anon_sym_RBRACE] = ACTIONS(274),
-    [anon_sym_SEMI] = ACTIONS(274),
-    [sym_integer] = ACTIONS(276),
-    [sym_float] = ACTIONS(274),
-    [sym_string] = ACTIONS(274),
-    [anon_sym_true] = ACTIONS(276),
-    [anon_sym_false] = ACTIONS(276),
-    [anon_sym_LBRACK] = ACTIONS(274),
-    [anon_sym_EQ] = ACTIONS(276),
-    [anon_sym_COLON] = ACTIONS(274),
-    [anon_sym_DOT_DOT] = ACTIONS(274),
-    [anon_sym_LPAREN] = ACTIONS(274),
-    [anon_sym_PLUS] = ACTIONS(276),
-    [anon_sym_DASH] = ACTIONS(276),
-    [anon_sym_STAR] = ACTIONS(274),
-    [anon_sym_SLASH] = ACTIONS(274),
-    [anon_sym_PERCENT] = ACTIONS(274),
-    [anon_sym_EQ_EQ] = ACTIONS(274),
-    [anon_sym_BANG_EQ] = ACTIONS(274),
-    [anon_sym_AMP_AMP] = ACTIONS(274),
-    [anon_sym_PIPE_PIPE] = ACTIONS(274),
-    [anon_sym_GT] = ACTIONS(276),
-    [anon_sym_LT] = ACTIONS(276),
-    [anon_sym_GT_EQ] = ACTIONS(274),
-    [anon_sym_LT_EQ] = ACTIONS(274),
-    [anon_sym_PLUS_EQ] = ACTIONS(274),
-    [anon_sym_DASH_EQ] = ACTIONS(274),
-    [anon_sym_if] = ACTIONS(276),
-    [anon_sym_match] = ACTIONS(276),
-    [anon_sym_while] = ACTIONS(276),
-    [anon_sym_for] = ACTIONS(276),
-    [anon_sym_asyncfor] = ACTIONS(274),
-    [anon_sym_return] = ACTIONS(276),
-    [anon_sym_DASH_GT] = ACTIONS(274),
-    [anon_sym_assert] = ACTIONS(276),
-    [anon_sym_assert_equal] = ACTIONS(276),
-    [anon_sym_bash] = ACTIONS(276),
-    [anon_sym_download] = ACTIONS(276),
-    [anon_sym_fish] = ACTIONS(276),
-    [anon_sym_from_json] = ACTIONS(276),
-    [anon_sym_length] = ACTIONS(276),
-    [anon_sym_metadata] = ACTIONS(276),
-    [anon_sym_output] = ACTIONS(276),
-    [anon_sym_output_error] = ACTIONS(276),
-    [anon_sym_random] = ACTIONS(276),
-    [anon_sym_random_boolean] = ACTIONS(276),
-    [anon_sym_random_float] = ACTIONS(276),
-    [anon_sym_random_integer] = ACTIONS(276),
-    [anon_sym_read] = ACTIONS(276),
-    [anon_sym_to_json] = ACTIONS(276),
-    [anon_sym_write] = ACTIONS(276),
-  },
-  [73] = {
-    [sym_assignment_operator] = STATE(48),
-    [sym_type_definition] = STATE(305),
-    [sym__identifier_pattern] = ACTIONS(218),
-    [sym__comment] = ACTIONS(3),
-    [anon_sym_async] = ACTIONS(218),
-    [anon_sym_LBRACE] = ACTIONS(216),
-    [anon_sym_RBRACE] = ACTIONS(216),
-    [anon_sym_SEMI] = ACTIONS(216),
-    [sym_integer] = ACTIONS(218),
-    [sym_float] = ACTIONS(216),
-    [sym_string] = ACTIONS(216),
-    [anon_sym_true] = ACTIONS(218),
-    [anon_sym_false] = ACTIONS(218),
-    [anon_sym_LBRACK] = ACTIONS(216),
-    [anon_sym_EQ] = ACTIONS(278),
-    [anon_sym_COLON] = ACTIONS(216),
-    [anon_sym_LPAREN] = ACTIONS(216),
-    [anon_sym_PLUS] = ACTIONS(218),
-    [anon_sym_DASH] = ACTIONS(218),
-    [anon_sym_STAR] = ACTIONS(216),
-    [anon_sym_SLASH] = ACTIONS(216),
-    [anon_sym_PERCENT] = ACTIONS(216),
-    [anon_sym_EQ_EQ] = ACTIONS(216),
-    [anon_sym_BANG_EQ] = ACTIONS(216),
-    [anon_sym_AMP_AMP] = ACTIONS(216),
-    [anon_sym_PIPE_PIPE] = ACTIONS(216),
-    [anon_sym_GT] = ACTIONS(218),
-    [anon_sym_LT] = ACTIONS(222),
-    [anon_sym_GT_EQ] = ACTIONS(216),
-    [anon_sym_LT_EQ] = ACTIONS(216),
-    [anon_sym_PLUS_EQ] = ACTIONS(224),
-    [anon_sym_DASH_EQ] = ACTIONS(224),
-    [anon_sym_if] = ACTIONS(218),
-    [anon_sym_match] = ACTIONS(218),
-    [anon_sym_while] = ACTIONS(218),
-    [anon_sym_for] = ACTIONS(218),
-    [anon_sym_asyncfor] = ACTIONS(216),
-    [anon_sym_return] = ACTIONS(218),
-    [anon_sym_DASH_GT] = ACTIONS(216),
-    [anon_sym_assert] = ACTIONS(218),
-    [anon_sym_assert_equal] = ACTIONS(218),
-    [anon_sym_bash] = ACTIONS(218),
-    [anon_sym_download] = ACTIONS(218),
-    [anon_sym_fish] = ACTIONS(218),
-    [anon_sym_from_json] = ACTIONS(218),
-    [anon_sym_length] = ACTIONS(218),
-    [anon_sym_metadata] = ACTIONS(218),
-    [anon_sym_output] = ACTIONS(218),
-    [anon_sym_output_error] = ACTIONS(218),
-    [anon_sym_random] = ACTIONS(218),
-    [anon_sym_random_boolean] = ACTIONS(218),
-    [anon_sym_random_float] = ACTIONS(218),
-    [anon_sym_random_integer] = ACTIONS(218),
-    [anon_sym_read] = ACTIONS(218),
-    [anon_sym_to_json] = ACTIONS(218),
-    [anon_sym_write] = ACTIONS(218),
-  },
-  [74] = {
     [ts_builtin_sym_end] = ACTIONS(280),
     [sym__identifier_pattern] = ACTIONS(282),
     [sym__comment] = ACTIONS(3),
@@ -6948,9 +6944,11 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_false] = ACTIONS(282),
     [anon_sym_LBRACK] = ACTIONS(280),
     [anon_sym_EQ] = ACTIONS(282),
+    [anon_sym_none] = ACTIONS(282),
+    [anon_sym_some] = ACTIONS(282),
+    [anon_sym_LPAREN] = ACTIONS(280),
     [anon_sym_COLON] = ACTIONS(280),
     [anon_sym_DOT_DOT] = ACTIONS(280),
-    [anon_sym_LPAREN] = ACTIONS(280),
     [anon_sym_PLUS] = ACTIONS(282),
     [anon_sym_DASH] = ACTIONS(282),
     [anon_sym_STAR] = ACTIONS(280),
@@ -6991,7 +6989,7 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_to_json] = ACTIONS(282),
     [anon_sym_write] = ACTIONS(282),
   },
-  [75] = {
+  [70] = {
     [ts_builtin_sym_end] = ACTIONS(284),
     [sym__identifier_pattern] = ACTIONS(286),
     [sym__comment] = ACTIONS(3),
@@ -7006,9 +7004,11 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_false] = ACTIONS(286),
     [anon_sym_LBRACK] = ACTIONS(284),
     [anon_sym_EQ] = ACTIONS(286),
+    [anon_sym_none] = ACTIONS(286),
+    [anon_sym_some] = ACTIONS(286),
+    [anon_sym_LPAREN] = ACTIONS(284),
     [anon_sym_COLON] = ACTIONS(284),
     [anon_sym_DOT_DOT] = ACTIONS(284),
-    [anon_sym_LPAREN] = ACTIONS(284),
     [anon_sym_PLUS] = ACTIONS(286),
     [anon_sym_DASH] = ACTIONS(286),
     [anon_sym_STAR] = ACTIONS(284),
@@ -7049,54 +7049,475 @@ static const uint16_t ts_parse_table[LARGE_STATE_COUNT][SYMBOL_COUNT] = {
     [anon_sym_to_json] = ACTIONS(286),
     [anon_sym_write] = ACTIONS(286),
   },
+  [71] = {
+    [ts_builtin_sym_end] = ACTIONS(288),
+    [sym__identifier_pattern] = ACTIONS(290),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(290),
+    [anon_sym_LBRACE] = ACTIONS(288),
+    [anon_sym_RBRACE] = ACTIONS(288),
+    [anon_sym_SEMI] = ACTIONS(288),
+    [sym_integer] = ACTIONS(290),
+    [sym_float] = ACTIONS(288),
+    [sym_string] = ACTIONS(288),
+    [anon_sym_true] = ACTIONS(290),
+    [anon_sym_false] = ACTIONS(290),
+    [anon_sym_LBRACK] = ACTIONS(288),
+    [anon_sym_EQ] = ACTIONS(290),
+    [anon_sym_none] = ACTIONS(290),
+    [anon_sym_some] = ACTIONS(290),
+    [anon_sym_LPAREN] = ACTIONS(288),
+    [anon_sym_COLON] = ACTIONS(288),
+    [anon_sym_DOT_DOT] = ACTIONS(288),
+    [anon_sym_PLUS] = ACTIONS(290),
+    [anon_sym_DASH] = ACTIONS(290),
+    [anon_sym_STAR] = ACTIONS(288),
+    [anon_sym_SLASH] = ACTIONS(288),
+    [anon_sym_PERCENT] = ACTIONS(288),
+    [anon_sym_EQ_EQ] = ACTIONS(288),
+    [anon_sym_BANG_EQ] = ACTIONS(288),
+    [anon_sym_AMP_AMP] = ACTIONS(288),
+    [anon_sym_PIPE_PIPE] = ACTIONS(288),
+    [anon_sym_GT] = ACTIONS(290),
+    [anon_sym_LT] = ACTIONS(290),
+    [anon_sym_GT_EQ] = ACTIONS(288),
+    [anon_sym_LT_EQ] = ACTIONS(288),
+    [anon_sym_PLUS_EQ] = ACTIONS(288),
+    [anon_sym_DASH_EQ] = ACTIONS(288),
+    [anon_sym_if] = ACTIONS(290),
+    [anon_sym_match] = ACTIONS(290),
+    [anon_sym_while] = ACTIONS(290),
+    [anon_sym_for] = ACTIONS(290),
+    [anon_sym_asyncfor] = ACTIONS(288),
+    [anon_sym_return] = ACTIONS(290),
+    [anon_sym_DASH_GT] = ACTIONS(288),
+    [anon_sym_assert] = ACTIONS(290),
+    [anon_sym_assert_equal] = ACTIONS(290),
+    [anon_sym_bash] = ACTIONS(290),
+    [anon_sym_download] = ACTIONS(290),
+    [anon_sym_fish] = ACTIONS(290),
+    [anon_sym_from_json] = ACTIONS(290),
+    [anon_sym_length] = ACTIONS(290),
+    [anon_sym_metadata] = ACTIONS(290),
+    [anon_sym_output] = ACTIONS(290),
+    [anon_sym_output_error] = ACTIONS(290),
+    [anon_sym_random] = ACTIONS(290),
+    [anon_sym_random_boolean] = ACTIONS(290),
+    [anon_sym_random_float] = ACTIONS(290),
+    [anon_sym_random_integer] = ACTIONS(290),
+    [anon_sym_read] = ACTIONS(290),
+    [anon_sym_to_json] = ACTIONS(290),
+    [anon_sym_write] = ACTIONS(290),
+  },
+  [72] = {
+    [ts_builtin_sym_end] = ACTIONS(292),
+    [sym__identifier_pattern] = ACTIONS(294),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(294),
+    [anon_sym_LBRACE] = ACTIONS(292),
+    [anon_sym_RBRACE] = ACTIONS(292),
+    [anon_sym_SEMI] = ACTIONS(292),
+    [sym_integer] = ACTIONS(294),
+    [sym_float] = ACTIONS(292),
+    [sym_string] = ACTIONS(292),
+    [anon_sym_true] = ACTIONS(294),
+    [anon_sym_false] = ACTIONS(294),
+    [anon_sym_LBRACK] = ACTIONS(292),
+    [anon_sym_EQ] = ACTIONS(294),
+    [anon_sym_none] = ACTIONS(294),
+    [anon_sym_some] = ACTIONS(294),
+    [anon_sym_LPAREN] = ACTIONS(292),
+    [anon_sym_COLON] = ACTIONS(292),
+    [anon_sym_DOT_DOT] = ACTIONS(292),
+    [anon_sym_PLUS] = ACTIONS(294),
+    [anon_sym_DASH] = ACTIONS(294),
+    [anon_sym_STAR] = ACTIONS(292),
+    [anon_sym_SLASH] = ACTIONS(292),
+    [anon_sym_PERCENT] = ACTIONS(292),
+    [anon_sym_EQ_EQ] = ACTIONS(292),
+    [anon_sym_BANG_EQ] = ACTIONS(292),
+    [anon_sym_AMP_AMP] = ACTIONS(292),
+    [anon_sym_PIPE_PIPE] = ACTIONS(292),
+    [anon_sym_GT] = ACTIONS(294),
+    [anon_sym_LT] = ACTIONS(294),
+    [anon_sym_GT_EQ] = ACTIONS(292),
+    [anon_sym_LT_EQ] = ACTIONS(292),
+    [anon_sym_PLUS_EQ] = ACTIONS(292),
+    [anon_sym_DASH_EQ] = ACTIONS(292),
+    [anon_sym_if] = ACTIONS(294),
+    [anon_sym_match] = ACTIONS(294),
+    [anon_sym_while] = ACTIONS(294),
+    [anon_sym_for] = ACTIONS(294),
+    [anon_sym_asyncfor] = ACTIONS(292),
+    [anon_sym_return] = ACTIONS(294),
+    [anon_sym_DASH_GT] = ACTIONS(292),
+    [anon_sym_assert] = ACTIONS(294),
+    [anon_sym_assert_equal] = ACTIONS(294),
+    [anon_sym_bash] = ACTIONS(294),
+    [anon_sym_download] = ACTIONS(294),
+    [anon_sym_fish] = ACTIONS(294),
+    [anon_sym_from_json] = ACTIONS(294),
+    [anon_sym_length] = ACTIONS(294),
+    [anon_sym_metadata] = ACTIONS(294),
+    [anon_sym_output] = ACTIONS(294),
+    [anon_sym_output_error] = ACTIONS(294),
+    [anon_sym_random] = ACTIONS(294),
+    [anon_sym_random_boolean] = ACTIONS(294),
+    [anon_sym_random_float] = ACTIONS(294),
+    [anon_sym_random_integer] = ACTIONS(294),
+    [anon_sym_read] = ACTIONS(294),
+    [anon_sym_to_json] = ACTIONS(294),
+    [anon_sym_write] = ACTIONS(294),
+  },
+  [73] = {
+    [ts_builtin_sym_end] = ACTIONS(296),
+    [sym__identifier_pattern] = ACTIONS(298),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(298),
+    [anon_sym_LBRACE] = ACTIONS(296),
+    [anon_sym_RBRACE] = ACTIONS(296),
+    [anon_sym_SEMI] = ACTIONS(296),
+    [sym_integer] = ACTIONS(298),
+    [sym_float] = ACTIONS(296),
+    [sym_string] = ACTIONS(296),
+    [anon_sym_true] = ACTIONS(298),
+    [anon_sym_false] = ACTIONS(298),
+    [anon_sym_LBRACK] = ACTIONS(296),
+    [anon_sym_EQ] = ACTIONS(298),
+    [anon_sym_none] = ACTIONS(298),
+    [anon_sym_some] = ACTIONS(298),
+    [anon_sym_LPAREN] = ACTIONS(296),
+    [anon_sym_COLON] = ACTIONS(296),
+    [anon_sym_DOT_DOT] = ACTIONS(296),
+    [anon_sym_PLUS] = ACTIONS(298),
+    [anon_sym_DASH] = ACTIONS(298),
+    [anon_sym_STAR] = ACTIONS(296),
+    [anon_sym_SLASH] = ACTIONS(296),
+    [anon_sym_PERCENT] = ACTIONS(296),
+    [anon_sym_EQ_EQ] = ACTIONS(296),
+    [anon_sym_BANG_EQ] = ACTIONS(296),
+    [anon_sym_AMP_AMP] = ACTIONS(296),
+    [anon_sym_PIPE_PIPE] = ACTIONS(296),
+    [anon_sym_GT] = ACTIONS(298),
+    [anon_sym_LT] = ACTIONS(298),
+    [anon_sym_GT_EQ] = ACTIONS(296),
+    [anon_sym_LT_EQ] = ACTIONS(296),
+    [anon_sym_PLUS_EQ] = ACTIONS(296),
+    [anon_sym_DASH_EQ] = ACTIONS(296),
+    [anon_sym_if] = ACTIONS(298),
+    [anon_sym_match] = ACTIONS(298),
+    [anon_sym_while] = ACTIONS(298),
+    [anon_sym_for] = ACTIONS(298),
+    [anon_sym_asyncfor] = ACTIONS(296),
+    [anon_sym_return] = ACTIONS(298),
+    [anon_sym_DASH_GT] = ACTIONS(296),
+    [anon_sym_assert] = ACTIONS(298),
+    [anon_sym_assert_equal] = ACTIONS(298),
+    [anon_sym_bash] = ACTIONS(298),
+    [anon_sym_download] = ACTIONS(298),
+    [anon_sym_fish] = ACTIONS(298),
+    [anon_sym_from_json] = ACTIONS(298),
+    [anon_sym_length] = ACTIONS(298),
+    [anon_sym_metadata] = ACTIONS(298),
+    [anon_sym_output] = ACTIONS(298),
+    [anon_sym_output_error] = ACTIONS(298),
+    [anon_sym_random] = ACTIONS(298),
+    [anon_sym_random_boolean] = ACTIONS(298),
+    [anon_sym_random_float] = ACTIONS(298),
+    [anon_sym_random_integer] = ACTIONS(298),
+    [anon_sym_read] = ACTIONS(298),
+    [anon_sym_to_json] = ACTIONS(298),
+    [anon_sym_write] = ACTIONS(298),
+  },
+  [74] = {
+    [ts_builtin_sym_end] = ACTIONS(300),
+    [sym__identifier_pattern] = ACTIONS(302),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(302),
+    [anon_sym_LBRACE] = ACTIONS(300),
+    [anon_sym_RBRACE] = ACTIONS(300),
+    [anon_sym_SEMI] = ACTIONS(300),
+    [sym_integer] = ACTIONS(302),
+    [sym_float] = ACTIONS(300),
+    [sym_string] = ACTIONS(300),
+    [anon_sym_true] = ACTIONS(302),
+    [anon_sym_false] = ACTIONS(302),
+    [anon_sym_LBRACK] = ACTIONS(300),
+    [anon_sym_EQ] = ACTIONS(302),
+    [anon_sym_none] = ACTIONS(302),
+    [anon_sym_some] = ACTIONS(302),
+    [anon_sym_LPAREN] = ACTIONS(300),
+    [anon_sym_COLON] = ACTIONS(300),
+    [anon_sym_DOT_DOT] = ACTIONS(300),
+    [anon_sym_PLUS] = ACTIONS(302),
+    [anon_sym_DASH] = ACTIONS(302),
+    [anon_sym_STAR] = ACTIONS(300),
+    [anon_sym_SLASH] = ACTIONS(300),
+    [anon_sym_PERCENT] = ACTIONS(300),
+    [anon_sym_EQ_EQ] = ACTIONS(300),
+    [anon_sym_BANG_EQ] = ACTIONS(300),
+    [anon_sym_AMP_AMP] = ACTIONS(300),
+    [anon_sym_PIPE_PIPE] = ACTIONS(300),
+    [anon_sym_GT] = ACTIONS(302),
+    [anon_sym_LT] = ACTIONS(302),
+    [anon_sym_GT_EQ] = ACTIONS(300),
+    [anon_sym_LT_EQ] = ACTIONS(300),
+    [anon_sym_PLUS_EQ] = ACTIONS(300),
+    [anon_sym_DASH_EQ] = ACTIONS(300),
+    [anon_sym_if] = ACTIONS(302),
+    [anon_sym_match] = ACTIONS(302),
+    [anon_sym_while] = ACTIONS(302),
+    [anon_sym_for] = ACTIONS(302),
+    [anon_sym_asyncfor] = ACTIONS(300),
+    [anon_sym_return] = ACTIONS(302),
+    [anon_sym_DASH_GT] = ACTIONS(300),
+    [anon_sym_assert] = ACTIONS(302),
+    [anon_sym_assert_equal] = ACTIONS(302),
+    [anon_sym_bash] = ACTIONS(302),
+    [anon_sym_download] = ACTIONS(302),
+    [anon_sym_fish] = ACTIONS(302),
+    [anon_sym_from_json] = ACTIONS(302),
+    [anon_sym_length] = ACTIONS(302),
+    [anon_sym_metadata] = ACTIONS(302),
+    [anon_sym_output] = ACTIONS(302),
+    [anon_sym_output_error] = ACTIONS(302),
+    [anon_sym_random] = ACTIONS(302),
+    [anon_sym_random_boolean] = ACTIONS(302),
+    [anon_sym_random_float] = ACTIONS(302),
+    [anon_sym_random_integer] = ACTIONS(302),
+    [anon_sym_read] = ACTIONS(302),
+    [anon_sym_to_json] = ACTIONS(302),
+    [anon_sym_write] = ACTIONS(302),
+  },
+  [75] = {
+    [sym_assignment_operator] = STATE(50),
+    [sym_type_definition] = STATE(320),
+    [sym__identifier_pattern] = ACTIONS(232),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(232),
+    [anon_sym_LBRACE] = ACTIONS(230),
+    [anon_sym_RBRACE] = ACTIONS(230),
+    [anon_sym_SEMI] = ACTIONS(230),
+    [sym_integer] = ACTIONS(232),
+    [sym_float] = ACTIONS(230),
+    [sym_string] = ACTIONS(230),
+    [anon_sym_true] = ACTIONS(232),
+    [anon_sym_false] = ACTIONS(232),
+    [anon_sym_LBRACK] = ACTIONS(230),
+    [anon_sym_EQ] = ACTIONS(304),
+    [anon_sym_none] = ACTIONS(232),
+    [anon_sym_some] = ACTIONS(232),
+    [anon_sym_LPAREN] = ACTIONS(230),
+    [anon_sym_COLON] = ACTIONS(230),
+    [anon_sym_PLUS] = ACTIONS(232),
+    [anon_sym_DASH] = ACTIONS(232),
+    [anon_sym_STAR] = ACTIONS(230),
+    [anon_sym_SLASH] = ACTIONS(230),
+    [anon_sym_PERCENT] = ACTIONS(230),
+    [anon_sym_EQ_EQ] = ACTIONS(230),
+    [anon_sym_BANG_EQ] = ACTIONS(230),
+    [anon_sym_AMP_AMP] = ACTIONS(230),
+    [anon_sym_PIPE_PIPE] = ACTIONS(230),
+    [anon_sym_GT] = ACTIONS(232),
+    [anon_sym_LT] = ACTIONS(236),
+    [anon_sym_GT_EQ] = ACTIONS(230),
+    [anon_sym_LT_EQ] = ACTIONS(230),
+    [anon_sym_PLUS_EQ] = ACTIONS(238),
+    [anon_sym_DASH_EQ] = ACTIONS(238),
+    [anon_sym_if] = ACTIONS(232),
+    [anon_sym_match] = ACTIONS(232),
+    [anon_sym_while] = ACTIONS(232),
+    [anon_sym_for] = ACTIONS(232),
+    [anon_sym_asyncfor] = ACTIONS(230),
+    [anon_sym_return] = ACTIONS(232),
+    [anon_sym_DASH_GT] = ACTIONS(230),
+    [anon_sym_assert] = ACTIONS(232),
+    [anon_sym_assert_equal] = ACTIONS(232),
+    [anon_sym_bash] = ACTIONS(232),
+    [anon_sym_download] = ACTIONS(232),
+    [anon_sym_fish] = ACTIONS(232),
+    [anon_sym_from_json] = ACTIONS(232),
+    [anon_sym_length] = ACTIONS(232),
+    [anon_sym_metadata] = ACTIONS(232),
+    [anon_sym_output] = ACTIONS(232),
+    [anon_sym_output_error] = ACTIONS(232),
+    [anon_sym_random] = ACTIONS(232),
+    [anon_sym_random_boolean] = ACTIONS(232),
+    [anon_sym_random_float] = ACTIONS(232),
+    [anon_sym_random_integer] = ACTIONS(232),
+    [anon_sym_read] = ACTIONS(232),
+    [anon_sym_to_json] = ACTIONS(232),
+    [anon_sym_write] = ACTIONS(232),
+  },
+  [76] = {
+    [ts_builtin_sym_end] = ACTIONS(306),
+    [sym__identifier_pattern] = ACTIONS(308),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(308),
+    [anon_sym_LBRACE] = ACTIONS(306),
+    [anon_sym_RBRACE] = ACTIONS(306),
+    [anon_sym_SEMI] = ACTIONS(306),
+    [sym_integer] = ACTIONS(308),
+    [sym_float] = ACTIONS(306),
+    [sym_string] = ACTIONS(306),
+    [anon_sym_true] = ACTIONS(308),
+    [anon_sym_false] = ACTIONS(308),
+    [anon_sym_LBRACK] = ACTIONS(306),
+    [anon_sym_EQ] = ACTIONS(308),
+    [anon_sym_none] = ACTIONS(308),
+    [anon_sym_some] = ACTIONS(308),
+    [anon_sym_LPAREN] = ACTIONS(306),
+    [anon_sym_COLON] = ACTIONS(306),
+    [anon_sym_DOT_DOT] = ACTIONS(306),
+    [anon_sym_PLUS] = ACTIONS(308),
+    [anon_sym_DASH] = ACTIONS(308),
+    [anon_sym_STAR] = ACTIONS(306),
+    [anon_sym_SLASH] = ACTIONS(306),
+    [anon_sym_PERCENT] = ACTIONS(306),
+    [anon_sym_EQ_EQ] = ACTIONS(306),
+    [anon_sym_BANG_EQ] = ACTIONS(306),
+    [anon_sym_AMP_AMP] = ACTIONS(306),
+    [anon_sym_PIPE_PIPE] = ACTIONS(306),
+    [anon_sym_GT] = ACTIONS(308),
+    [anon_sym_LT] = ACTIONS(308),
+    [anon_sym_GT_EQ] = ACTIONS(306),
+    [anon_sym_LT_EQ] = ACTIONS(306),
+    [anon_sym_PLUS_EQ] = ACTIONS(306),
+    [anon_sym_DASH_EQ] = ACTIONS(306),
+    [anon_sym_if] = ACTIONS(308),
+    [anon_sym_match] = ACTIONS(308),
+    [anon_sym_while] = ACTIONS(308),
+    [anon_sym_for] = ACTIONS(308),
+    [anon_sym_asyncfor] = ACTIONS(306),
+    [anon_sym_return] = ACTIONS(308),
+    [anon_sym_DASH_GT] = ACTIONS(306),
+    [anon_sym_assert] = ACTIONS(308),
+    [anon_sym_assert_equal] = ACTIONS(308),
+    [anon_sym_bash] = ACTIONS(308),
+    [anon_sym_download] = ACTIONS(308),
+    [anon_sym_fish] = ACTIONS(308),
+    [anon_sym_from_json] = ACTIONS(308),
+    [anon_sym_length] = ACTIONS(308),
+    [anon_sym_metadata] = ACTIONS(308),
+    [anon_sym_output] = ACTIONS(308),
+    [anon_sym_output_error] = ACTIONS(308),
+    [anon_sym_random] = ACTIONS(308),
+    [anon_sym_random_boolean] = ACTIONS(308),
+    [anon_sym_random_float] = ACTIONS(308),
+    [anon_sym_random_integer] = ACTIONS(308),
+    [anon_sym_read] = ACTIONS(308),
+    [anon_sym_to_json] = ACTIONS(308),
+    [anon_sym_write] = ACTIONS(308),
+  },
+  [77] = {
+    [ts_builtin_sym_end] = ACTIONS(310),
+    [sym__identifier_pattern] = ACTIONS(312),
+    [sym__comment] = ACTIONS(3),
+    [anon_sym_async] = ACTIONS(312),
+    [anon_sym_LBRACE] = ACTIONS(310),
+    [anon_sym_RBRACE] = ACTIONS(310),
+    [anon_sym_SEMI] = ACTIONS(310),
+    [sym_integer] = ACTIONS(312),
+    [sym_float] = ACTIONS(310),
+    [sym_string] = ACTIONS(310),
+    [anon_sym_true] = ACTIONS(312),
+    [anon_sym_false] = ACTIONS(312),
+    [anon_sym_LBRACK] = ACTIONS(310),
+    [anon_sym_EQ] = ACTIONS(312),
+    [anon_sym_none] = ACTIONS(312),
+    [anon_sym_some] = ACTIONS(312),
+    [anon_sym_LPAREN] = ACTIONS(310),
+    [anon_sym_COLON] = ACTIONS(310),
+    [anon_sym_DOT_DOT] = ACTIONS(310),
+    [anon_sym_PLUS] = ACTIONS(312),
+    [anon_sym_DASH] = ACTIONS(312),
+    [anon_sym_STAR] = ACTIONS(310),
+    [anon_sym_SLASH] = ACTIONS(310),
+    [anon_sym_PERCENT] = ACTIONS(310),
+    [anon_sym_EQ_EQ] = ACTIONS(310),
+    [anon_sym_BANG_EQ] = ACTIONS(310),
+    [anon_sym_AMP_AMP] = ACTIONS(310),
+    [anon_sym_PIPE_PIPE] = ACTIONS(310),
+    [anon_sym_GT] = ACTIONS(312),
+    [anon_sym_LT] = ACTIONS(312),
+    [anon_sym_GT_EQ] = ACTIONS(310),
+    [anon_sym_LT_EQ] = ACTIONS(310),
+    [anon_sym_PLUS_EQ] = ACTIONS(310),
+    [anon_sym_DASH_EQ] = ACTIONS(310),
+    [anon_sym_if] = ACTIONS(312),
+    [anon_sym_match] = ACTIONS(312),
+    [anon_sym_while] = ACTIONS(312),
+    [anon_sym_for] = ACTIONS(312),
+    [anon_sym_asyncfor] = ACTIONS(310),
+    [anon_sym_return] = ACTIONS(312),
+    [anon_sym_DASH_GT] = ACTIONS(310),
+    [anon_sym_assert] = ACTIONS(312),
+    [anon_sym_assert_equal] = ACTIONS(312),
+    [anon_sym_bash] = ACTIONS(312),
+    [anon_sym_download] = ACTIONS(312),
+    [anon_sym_fish] = ACTIONS(312),
+    [anon_sym_from_json] = ACTIONS(312),
+    [anon_sym_length] = ACTIONS(312),
+    [anon_sym_metadata] = ACTIONS(312),
+    [anon_sym_output] = ACTIONS(312),
+    [anon_sym_output_error] = ACTIONS(312),
+    [anon_sym_random] = ACTIONS(312),
+    [anon_sym_random_boolean] = ACTIONS(312),
+    [anon_sym_random_float] = ACTIONS(312),
+    [anon_sym_random_integer] = ACTIONS(312),
+    [anon_sym_read] = ACTIONS(312),
+    [anon_sym_to_json] = ACTIONS(312),
+    [anon_sym_write] = ACTIONS(312),
+  },
 };
 
 static const uint16_t ts_small_parse_table[] = {
-  [0] = 12,
+  [0] = 11,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(108), 1,
+    ACTIONS(122), 1,
       anon_sym_DASH,
-    ACTIONS(168), 1,
+    ACTIONS(218), 1,
       anon_sym_DASH_GT,
-    ACTIONS(176), 1,
+    ACTIONS(224), 1,
       anon_sym_COLON,
-    ACTIONS(292), 1,
-      anon_sym_SEMI,
-    STATE(170), 1,
-      sym_math_operator,
-    STATE(193), 1,
+    STATE(200), 1,
       sym_logic_operator,
-    ACTIONS(112), 2,
+    STATE(203), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
       anon_sym_GT,
       anon_sym_LT,
-    ACTIONS(106), 4,
+    ACTIONS(120), 4,
       anon_sym_PLUS,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
-    ACTIONS(110), 6,
+    ACTIONS(124), 6,
       anon_sym_EQ_EQ,
       anon_sym_BANG_EQ,
       anon_sym_AMP_AMP,
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
-    ACTIONS(288), 8,
+    ACTIONS(314), 9,
       ts_builtin_sym_end,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
+      anon_sym_SEMI,
       sym_float,
       sym_string,
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_asyncfor,
-    ACTIONS(290), 27,
+    ACTIONS(316), 29,
       anon_sym_async,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_if,
       anon_sym_match,
       anon_sym_while,
@@ -7122,32 +7543,32 @@ static const uint16_t ts_small_parse_table[] = {
   [79] = 11,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(108), 1,
+    ACTIONS(122), 1,
       anon_sym_DASH,
-    ACTIONS(168), 1,
+    ACTIONS(218), 1,
       anon_sym_DASH_GT,
-    ACTIONS(176), 1,
+    ACTIONS(224), 1,
       anon_sym_COLON,
-    STATE(170), 1,
-      sym_math_operator,
-    STATE(193), 1,
+    STATE(200), 1,
       sym_logic_operator,
-    ACTIONS(112), 2,
+    STATE(203), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
       anon_sym_GT,
       anon_sym_LT,
-    ACTIONS(106), 4,
+    ACTIONS(120), 4,
       anon_sym_PLUS,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
-    ACTIONS(110), 6,
+    ACTIONS(124), 6,
       anon_sym_EQ_EQ,
       anon_sym_BANG_EQ,
       anon_sym_AMP_AMP,
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
-    ACTIONS(294), 9,
+    ACTIONS(318), 9,
       ts_builtin_sym_end,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
@@ -7157,12 +7578,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_asyncfor,
-    ACTIONS(296), 27,
+    ACTIONS(320), 29,
       anon_sym_async,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_if,
       anon_sym_match,
       anon_sym_while,
@@ -7185,50 +7608,53 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [156] = 11,
+  [158] = 12,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(108), 1,
+    ACTIONS(122), 1,
       anon_sym_DASH,
-    ACTIONS(168), 1,
+    ACTIONS(218), 1,
       anon_sym_DASH_GT,
-    ACTIONS(176), 1,
+    ACTIONS(224), 1,
       anon_sym_COLON,
-    STATE(170), 1,
-      sym_math_operator,
-    STATE(193), 1,
+    ACTIONS(322), 1,
+      anon_sym_SEMI,
+    STATE(200), 1,
       sym_logic_operator,
-    ACTIONS(112), 2,
+    STATE(203), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
       anon_sym_GT,
       anon_sym_LT,
-    ACTIONS(106), 4,
+    ACTIONS(120), 4,
       anon_sym_PLUS,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
-    ACTIONS(110), 6,
+    ACTIONS(124), 6,
       anon_sym_EQ_EQ,
       anon_sym_BANG_EQ,
       anon_sym_AMP_AMP,
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
-    ACTIONS(288), 9,
+    ACTIONS(318), 8,
       ts_builtin_sym_end,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
-      anon_sym_SEMI,
       sym_float,
       sym_string,
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_asyncfor,
-    ACTIONS(290), 27,
+    ACTIONS(320), 29,
       anon_sym_async,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_if,
       anon_sym_match,
       anon_sym_while,
@@ -7251,35 +7677,16 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [233] = 11,
+  [239] = 6,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(114), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(298), 1,
+    ACTIONS(324), 1,
       anon_sym_COLON,
-    STATE(169), 1,
-      sym_logic_operator,
-    STATE(208), 1,
+    STATE(209), 1,
       sym_math_operator,
-    ACTIONS(108), 2,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 3,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-    ACTIONS(164), 13,
+    STATE(216), 1,
+      sym_logic_operator,
+    ACTIONS(220), 23,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -7288,17 +7695,33 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
       anon_sym_DOT_DOT,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
-    ACTIONS(166), 22,
+      anon_sym_DASH_GT,
+    ACTIONS(222), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -7316,26 +7739,27 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [309] = 5,
+  [307] = 6,
     ACTIONS(3), 1,
       sym__comment,
-    STATE(169), 1,
-      sym_logic_operator,
-    STATE(208), 1,
-      sym_math_operator,
-    ACTIONS(154), 24,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_COLON,
+    ACTIONS(326), 1,
       anon_sym_DOT_DOT,
+    STATE(209), 1,
+      sym_math_operator,
+    STATE(216), 1,
+      sym_logic_operator,
+    ACTIONS(202), 23,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -7348,12 +7772,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(156), 26,
+    ACTIONS(204), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -7375,14 +7801,35 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [373] = 5,
+  [375] = 11,
     ACTIONS(3), 1,
       sym__comment,
-    STATE(169), 1,
-      sym_logic_operator,
-    STATE(208), 1,
+    ACTIONS(128), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(324), 1,
+      anon_sym_COLON,
+    STATE(209), 1,
       sym_math_operator,
-    ACTIONS(150), 24,
+    STATE(216), 1,
+      sym_logic_operator,
+    ACTIONS(122), 2,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 3,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+    ACTIONS(212), 13,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -7391,32 +7838,19 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
       anon_sym_DOT_DOT,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
-      anon_sym_DASH_GT,
-    ACTIONS(152), 26,
+    ACTIONS(214), 24,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -7434,420 +7868,13 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [437] = 6,
+  [453] = 5,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(300), 1,
-      anon_sym_DOT_DOT,
-    STATE(169), 1,
-      sym_logic_operator,
-    STATE(208), 1,
+    STATE(209), 1,
       sym_math_operator,
-    ACTIONS(154), 23,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_DASH_GT,
-    ACTIONS(156), 26,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [503] = 6,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(298), 1,
-      anon_sym_COLON,
-    STATE(169), 1,
+    STATE(216), 1,
       sym_logic_operator,
-    STATE(208), 1,
-      sym_math_operator,
-    ACTIONS(158), 23,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_DOT_DOT,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_DASH_GT,
-    ACTIONS(160), 26,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [569] = 11,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(100), 1,
-      anon_sym_COLON,
-    ACTIONS(114), 1,
-      anon_sym_DASH_GT,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
-      sym_math_operator,
-    ACTIONS(108), 2,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 3,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-    ACTIONS(164), 12,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-    ACTIONS(166), 22,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_EQ,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [644] = 5,
-    ACTIONS(3), 1,
-      sym__comment,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
-      sym_math_operator,
-    ACTIONS(150), 23,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_DASH_GT,
-    ACTIONS(152), 26,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [707] = 6,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(100), 1,
-      anon_sym_COLON,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
-      sym_math_operator,
-    ACTIONS(158), 22,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_DASH_GT,
-    ACTIONS(160), 26,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [772] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(242), 24,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_DASH_GT,
-    ACTIONS(244), 26,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [830] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(216), 24,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_DASH_GT,
-    ACTIONS(218), 26,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [888] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
     ACTIONS(208), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
@@ -7857,10 +7884,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -7873,12 +7900,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(210), 26,
+    ACTIONS(210), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -7900,10 +7929,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [946] = 3,
+  [519] = 5,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(266), 24,
+    STATE(209), 1,
+      sym_math_operator,
+    STATE(216), 1,
+      sym_logic_operator,
+    ACTIONS(202), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -7912,10 +7945,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -7928,12 +7961,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(268), 26,
+    ACTIONS(204), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -7955,7 +7990,479 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1004] = 3,
+  [585] = 5,
+    ACTIONS(3), 1,
+      sym__comment,
+    STATE(175), 1,
+      sym_math_operator,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(208), 23,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_DASH_GT,
+    ACTIONS(210), 28,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [650] = 6,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(118), 1,
+      anon_sym_COLON,
+    STATE(175), 1,
+      sym_math_operator,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(220), 22,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_DASH_GT,
+    ACTIONS(222), 28,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [717] = 11,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(118), 1,
+      anon_sym_COLON,
+    ACTIONS(128), 1,
+      anon_sym_DASH_GT,
+    STATE(175), 1,
+      sym_math_operator,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(122), 2,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 3,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+    ACTIONS(212), 12,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+    ACTIONS(214), 24,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [794] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(256), 24,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_DASH_GT,
+    ACTIONS(258), 28,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [854] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(310), 24,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_DASH_GT,
+    ACTIONS(312), 28,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [914] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(268), 24,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_DASH_GT,
+    ACTIONS(270), 28,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [974] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(276), 24,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_DASH_GT,
+    ACTIONS(278), 28,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [1034] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(296), 24,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_DASH_GT,
+    ACTIONS(298), 28,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [1094] = 3,
     ACTIONS(3), 1,
       sym__comment,
     ACTIONS(230), 24,
@@ -7967,10 +8474,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -7983,12 +8490,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(232), 26,
+    ACTIONS(232), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8010,10 +8519,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1062] = 3,
+  [1154] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(172), 24,
+    ACTIONS(248), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8022,10 +8531,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8038,12 +8547,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(174), 26,
+    ACTIONS(250), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8065,10 +8576,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1120] = 3,
+  [1214] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(262), 24,
+    ACTIONS(240), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8077,10 +8588,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8093,12 +8604,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(264), 26,
+    ACTIONS(242), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8120,10 +8633,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1178] = 3,
+  [1274] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(226), 24,
+    ACTIONS(292), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8132,10 +8645,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8148,12 +8661,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(228), 26,
+    ACTIONS(294), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8175,10 +8690,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1236] = 3,
+  [1334] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(280), 24,
+    ACTIONS(306), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8187,10 +8702,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8203,12 +8718,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(282), 26,
+    ACTIONS(308), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8230,10 +8747,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1294] = 3,
+  [1394] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(238), 24,
+    ACTIONS(252), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8242,10 +8759,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8258,12 +8775,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(240), 26,
+    ACTIONS(254), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8285,7 +8804,7 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1352] = 3,
+  [1454] = 3,
     ACTIONS(3), 1,
       sym__comment,
     ACTIONS(284), 24,
@@ -8297,10 +8816,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8313,12 +8832,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(286), 26,
+    ACTIONS(286), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8340,10 +8861,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1410] = 3,
+  [1514] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(250), 24,
+    ACTIONS(288), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8352,10 +8873,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8368,12 +8889,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(252), 26,
+    ACTIONS(290), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8395,10 +8918,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1468] = 3,
+  [1574] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(258), 24,
+    ACTIONS(226), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8407,10 +8930,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8423,12 +8946,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(260), 26,
+    ACTIONS(228), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8450,10 +8975,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1526] = 3,
+  [1634] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(270), 24,
+    ACTIONS(264), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8462,10 +8987,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8478,12 +9003,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(272), 26,
+    ACTIONS(266), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8505,10 +9032,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1584] = 3,
+  [1694] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(254), 24,
+    ACTIONS(260), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8517,10 +9044,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8533,12 +9060,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(256), 26,
+    ACTIONS(262), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8560,10 +9089,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1642] = 3,
+  [1754] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(274), 24,
+    ACTIONS(272), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8572,10 +9101,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8588,12 +9117,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(276), 26,
+    ACTIONS(274), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8615,10 +9146,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1700] = 3,
+  [1814] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(246), 24,
+    ACTIONS(300), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8627,10 +9158,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8643,12 +9174,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(248), 26,
+    ACTIONS(302), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8670,10 +9203,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1758] = 3,
+  [1874] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(234), 24,
+    ACTIONS(280), 24,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8682,10 +9215,10 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8698,12 +9231,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(236), 26,
+    ACTIONS(282), 28,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
       anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8725,21 +9260,78 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1816] = 8,
+  [1934] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(220), 1,
+    ACTIONS(244), 24,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_DASH_GT,
+    ACTIONS(246), 28,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
       anon_sym_EQ,
-    ACTIONS(222), 1,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
       anon_sym_LT,
-    STATE(46), 1,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [1994] = 8,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(234), 1,
+      anon_sym_EQ,
+    ACTIONS(236), 1,
+      anon_sym_LT,
+    STATE(43), 1,
       sym_assignment_operator,
-    STATE(307), 1,
+    STATE(319), 1,
       sym_type_definition,
-    ACTIONS(224), 2,
+    ACTIONS(238), 2,
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
-    ACTIONS(216), 19,
+    ACTIONS(230), 19,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8747,8 +9339,8 @@ static const uint16_t ts_small_parse_table[] = {
       sym_float,
       sym_string,
       anon_sym_LBRACK,
-      anon_sym_COLON,
       anon_sym_LPAREN,
+      anon_sym_COLON,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -8759,11 +9351,13 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(218), 24,
+    ACTIONS(232), 26,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -8784,91 +9378,17 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [1883] = 6,
+  [2063] = 6,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(220), 1,
+    ACTIONS(234), 1,
       anon_sym_EQ,
-    STATE(47), 1,
+    STATE(45), 1,
       sym_assignment_operator,
-    ACTIONS(224), 2,
+    ACTIONS(238), 2,
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
-    ACTIONS(216), 19,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_COLON,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_DASH_GT,
-    ACTIONS(218), 25,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [1945] = 11,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(100), 1,
-      anon_sym_COLON,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(114), 1,
-      anon_sym_DASH_GT,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-    ACTIONS(294), 8,
+    ACTIONS(230), 19,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -8877,179 +9397,24 @@ static const uint16_t ts_small_parse_table[] = {
       sym_string,
       anon_sym_LBRACK,
       anon_sym_LPAREN,
-    ACTIONS(296), 21,
+      anon_sym_COLON,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_DASH_GT,
+    ACTIONS(232), 27,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [2015] = 11,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(100), 1,
-      anon_sym_COLON,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(114), 1,
-      anon_sym_DASH_GT,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 3,
-      anon_sym_PLUS,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-    ACTIONS(288), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(290), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [2085] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(100), 1,
-      anon_sym_COLON,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(114), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(302), 1,
-      anon_sym_SEMI,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 3,
-      anon_sym_PLUS,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-    ACTIONS(288), 8,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(290), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [2157] = 6,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(304), 1,
-      anon_sym_COLON,
-    STATE(205), 1,
-      sym_math_operator,
-    STATE(206), 1,
-      sym_logic_operator,
-    ACTIONS(158), 18,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_DOT_DOT,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(160), 24,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -9071,490 +9436,50 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [2216] = 12,
+  [2127] = 11,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(100), 1,
+    ACTIONS(118), 1,
       anon_sym_COLON,
-    ACTIONS(108), 1,
+    ACTIONS(122), 1,
       anon_sym_DASH,
-    ACTIONS(114), 1,
+    ACTIONS(128), 1,
       anon_sym_DASH_GT,
-    ACTIONS(310), 1,
-      anon_sym_COMMA,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-    ACTIONS(308), 6,
-      anon_sym_LBRACE,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_LPAREN,
-    ACTIONS(306), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [2287] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(100), 1,
-      anon_sym_COLON,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(114), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(316), 1,
-      anon_sym_COMMA,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-    ACTIONS(314), 6,
-      anon_sym_LBRACE,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-    ACTIONS(312), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [2358] = 6,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(318), 1,
-      anon_sym_DOT_DOT,
-    STATE(205), 1,
-      sym_math_operator,
-    STATE(206), 1,
-      sym_logic_operator,
-    ACTIONS(154), 18,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(156), 24,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [2417] = 5,
-    ACTIONS(3), 1,
-      sym__comment,
-    STATE(205), 1,
-      sym_math_operator,
-    STATE(206), 1,
-      sym_logic_operator,
-    ACTIONS(154), 19,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(156), 24,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [2474] = 5,
-    ACTIONS(3), 1,
-      sym__comment,
-    STATE(205), 1,
-      sym_math_operator,
-    STATE(206), 1,
-      sym_logic_operator,
-    ACTIONS(150), 19,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(152), 24,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [2531] = 11,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(304), 1,
-      anon_sym_COLON,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    STATE(205), 1,
-      sym_math_operator,
-    STATE(206), 1,
-      sym_logic_operator,
-    ACTIONS(108), 2,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 3,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-    ACTIONS(164), 8,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_DOT_DOT,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-    ACTIONS(166), 20,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [2600] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(100), 1,
-      anon_sym_COLON,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(114), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(322), 1,
-      anon_sym_RPAREN,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(164), 5,
-      anon_sym_LBRACE,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-    ACTIONS(166), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [2670] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(100), 1,
-      anon_sym_COLON,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(114), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(324), 1,
-      anon_sym_RPAREN,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(164), 5,
-      anon_sym_LBRACE,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-    ACTIONS(166), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [2740] = 6,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
     STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
       sym_math_operator,
-    ACTIONS(158), 17,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_STAR,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 3,
+      anon_sym_PLUS,
       anon_sym_SLASH,
       anon_sym_PERCENT,
+    ACTIONS(124), 6,
       anon_sym_EQ_EQ,
       anon_sym_BANG_EQ,
       anon_sym_AMP_AMP,
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(160), 24,
-      anon_sym_async,
+    ACTIONS(318), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(320), 23,
       sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -9572,47 +9497,173 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [2798] = 12,
+  [2199] = 11,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(100), 1,
+    ACTIONS(118), 1,
       anon_sym_COLON,
-    ACTIONS(108), 1,
+    ACTIONS(122), 1,
       anon_sym_DASH,
-    ACTIONS(114), 1,
+    ACTIONS(128), 1,
+      anon_sym_DASH_GT,
+    STATE(175), 1,
+      sym_math_operator,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+    ACTIONS(314), 8,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+    ACTIONS(316), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [2271] = 12,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(118), 1,
+      anon_sym_COLON,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(128), 1,
       anon_sym_DASH_GT,
     ACTIONS(328), 1,
-      anon_sym_RPAREN,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
+      anon_sym_SEMI,
+    STATE(175), 1,
       sym_math_operator,
-    ACTIONS(112), 2,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(126), 2,
       anon_sym_GT,
       anon_sym_LT,
-    ACTIONS(106), 4,
+    ACTIONS(120), 3,
+      anon_sym_PLUS,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+    ACTIONS(318), 8,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(320), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [2345] = 12,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(118), 1,
+      anon_sym_COLON,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(128), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(334), 1,
+      anon_sym_COMMA,
+    STATE(175), 1,
+      sym_math_operator,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
       anon_sym_PLUS,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
-    ACTIONS(164), 5,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+    ACTIONS(332), 6,
       anon_sym_LBRACE,
       sym_float,
       sym_string,
       anon_sym_LBRACK,
       anon_sym_LPAREN,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-    ACTIONS(166), 21,
+      anon_sym_RPAREN,
+    ACTIONS(330), 23,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -9630,43 +9681,106 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [2868] = 11,
+  [2418] = 12,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
+    ACTIONS(118), 1,
       anon_sym_COLON,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    ACTIONS(108), 2,
-      anon_sym_PLUS,
+    ACTIONS(122), 1,
       anon_sym_DASH,
-    ACTIONS(112), 2,
+    ACTIONS(128), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(340), 1,
+      anon_sym_COMMA,
+    STATE(175), 1,
+      sym_math_operator,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(126), 2,
       anon_sym_GT,
       anon_sym_LT,
-    ACTIONS(106), 3,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
-    ACTIONS(110), 6,
+    ACTIONS(124), 6,
       anon_sym_EQ_EQ,
       anon_sym_BANG_EQ,
       anon_sym_AMP_AMP,
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
-    ACTIONS(164), 7,
+    ACTIONS(338), 6,
+      anon_sym_LBRACE,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+    ACTIONS(336), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [2491] = 11,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(342), 1,
+      anon_sym_COLON,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    STATE(199), 1,
+      sym_logic_operator,
+    STATE(204), 1,
+      sym_math_operator,
+    ACTIONS(122), 2,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 3,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+    ACTIONS(212), 9,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_DOT_DOT,
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
       anon_sym_EQ_GT,
-    ACTIONS(166), 20,
+    ACTIONS(214), 20,
       anon_sym_async,
       sym__identifier_pattern,
       anon_sym_EQ,
@@ -9687,40 +9801,49 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [2936] = 5,
+  [2561] = 12,
     ACTIONS(3), 1,
       sym__comment,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    ACTIONS(150), 18,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
+    ACTIONS(118), 1,
       anon_sym_COLON,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(128), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(346), 1,
+      anon_sym_RPAREN,
+    STATE(175), 1,
+      sym_math_operator,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
+    ACTIONS(212), 5,
+      anon_sym_LBRACE,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+    ACTIONS(124), 6,
       anon_sym_EQ_EQ,
       anon_sym_BANG_EQ,
       anon_sym_AMP_AMP,
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(152), 24,
-      anon_sym_async,
+    ACTIONS(214), 23,
       sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -9738,16 +9861,16 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [2992] = 6,
+  [2633] = 6,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(100), 1,
+    ACTIONS(118), 1,
       anon_sym_COLON,
-    STATE(187), 1,
-      sym_logic_operator,
-    STATE(207), 1,
+    STATE(175), 1,
       sym_math_operator,
-    ACTIONS(158), 17,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(220), 17,
       anon_sym_LBRACE,
       sym_float,
       sym_string,
@@ -9765,11 +9888,13 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
       anon_sym_DASH_GT,
-    ACTIONS(160), 24,
+    ACTIONS(222), 26,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_DASH,
       anon_sym_GT,
       anon_sym_LT,
@@ -9790,16 +9915,82 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [3050] = 3,
+  [2693] = 12,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(274), 19,
+    ACTIONS(118), 1,
+      anon_sym_COLON,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(128), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(348), 1,
+      anon_sym_RPAREN,
+    STATE(175), 1,
+      sym_math_operator,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(212), 5,
+      anon_sym_LBRACE,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+    ACTIONS(214), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [2765] = 6,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(350), 1,
+      anon_sym_DOT_DOT,
+    STATE(199), 1,
+      sym_logic_operator,
+    STATE(204), 1,
+      sym_math_operator,
+    ACTIONS(202), 19,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
+      anon_sym_RPAREN,
       anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -9813,7 +10004,7 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_DASH_EQ,
       anon_sym_EQ_GT,
       anon_sym_DASH_GT,
-    ACTIONS(276), 24,
+    ACTIONS(204), 24,
       anon_sym_async,
       sym__identifier_pattern,
       anon_sym_EQ,
@@ -9838,15 +10029,21 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [3101] = 3,
+  [2825] = 6,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(242), 19,
+    ACTIONS(342), 1,
+      anon_sym_COLON,
+    STATE(199), 1,
+      sym_logic_operator,
+    STATE(204), 1,
+      sym_math_operator,
+    ACTIONS(220), 19,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
-      anon_sym_COLON,
+      anon_sym_RPAREN,
       anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
@@ -9861,7 +10058,7 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_DASH_EQ,
       anon_sym_EQ_GT,
       anon_sym_DASH_GT,
-    ACTIONS(244), 24,
+    ACTIONS(222), 24,
       anon_sym_async,
       sym__identifier_pattern,
       anon_sym_EQ,
@@ -9886,206 +10083,19 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [3152] = 3,
+  [2885] = 5,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(262), 19,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(264), 24,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [3203] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(246), 19,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(248), 24,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [3254] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(280), 19,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(282), 24,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [3305] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(226), 19,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(228), 24,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [3356] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(208), 19,
+    STATE(199), 1,
+      sym_logic_operator,
+    STATE(204), 1,
+      sym_math_operator,
+    ACTIONS(208), 20,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
+      anon_sym_RPAREN,
       anon_sym_COLON,
       anon_sym_DOT_DOT,
       anon_sym_STAR,
@@ -10126,14 +10136,79 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [3407] = 3,
+  [2943] = 12,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(270), 19,
+    ACTIONS(118), 1,
+      anon_sym_COLON,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(128), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(352), 1,
+      anon_sym_RPAREN,
+    STATE(175), 1,
+      sym_math_operator,
+    STATE(176), 1,
+      sym_logic_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(212), 5,
+      anon_sym_LBRACE,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+    ACTIONS(214), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [3015] = 5,
+    ACTIONS(3), 1,
+      sym__comment,
+    STATE(199), 1,
+      sym_logic_operator,
+    STATE(204), 1,
+      sym_math_operator,
+    ACTIONS(202), 20,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
+      anon_sym_RPAREN,
       anon_sym_COLON,
       anon_sym_DOT_DOT,
       anon_sym_STAR,
@@ -10149,7 +10224,7 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_DASH_EQ,
       anon_sym_EQ_GT,
       anon_sym_DASH_GT,
-    ACTIONS(272), 24,
+    ACTIONS(204), 24,
       anon_sym_async,
       sym__identifier_pattern,
       anon_sym_EQ,
@@ -10174,16 +10249,78 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [3458] = 3,
+  [3073] = 11,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(266), 19,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(122), 2,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 3,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+    ACTIONS(212), 8,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+    ACTIONS(214), 20,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [3142] = 5,
+    ACTIONS(3), 1,
+      sym__comment,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(208), 19,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
       anon_sym_COLON,
-      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -10197,7 +10334,7 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_DASH_EQ,
       anon_sym_EQ_GT,
       anon_sym_DASH_GT,
-    ACTIONS(268), 24,
+    ACTIONS(210), 24,
       anon_sym_async,
       sym__identifier_pattern,
       anon_sym_EQ,
@@ -10222,16 +10359,86 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [3509] = 3,
+  [3199] = 18,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(238), 19,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    ACTIONS(358), 1,
+      anon_sym_RBRACE,
+    ACTIONS(360), 1,
+      anon_sym_STAR,
+    STATE(129), 1,
+      aux_sym_match_repeat1,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(300), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [3282] = 6,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(220), 18,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
+      anon_sym_RPAREN,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -10245,7 +10452,7 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_DASH_EQ,
       anon_sym_EQ_GT,
       anon_sym_DASH_GT,
-    ACTIONS(240), 24,
+    ACTIONS(222), 24,
       anon_sym_async,
       sym__identifier_pattern,
       anon_sym_EQ,
@@ -10270,14 +10477,271 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [3560] = 3,
+  [3341] = 18,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(254), 19,
+    ACTIONS(362), 1,
+      sym__identifier_pattern,
+    ACTIONS(365), 1,
+      anon_sym_LBRACE,
+    ACTIONS(368), 1,
+      anon_sym_RBRACE,
+    ACTIONS(370), 1,
+      sym_integer,
+    ACTIONS(379), 1,
+      anon_sym_LBRACK,
+    ACTIONS(382), 1,
+      anon_sym_none,
+    ACTIONS(385), 1,
+      anon_sym_some,
+    ACTIONS(388), 1,
+      anon_sym_LPAREN,
+    ACTIONS(391), 1,
+      anon_sym_STAR,
+    STATE(129), 1,
+      aux_sym_match_repeat1,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(300), 1,
+      sym_expression,
+    ACTIONS(373), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(376), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(394), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [3424] = 18,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    ACTIONS(360), 1,
+      anon_sym_STAR,
+    ACTIONS(397), 1,
+      anon_sym_RBRACE,
+    STATE(129), 1,
+      aux_sym_match_repeat1,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(300), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [3507] = 17,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    ACTIONS(399), 1,
+      anon_sym_RBRACK,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(115), 1,
+      sym_expression,
+    STATE(157), 1,
+      aux_sym_list_repeat1,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [3587] = 17,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(401), 1,
+      sym__identifier_pattern,
+    ACTIONS(404), 1,
+      anon_sym_LBRACE,
+    ACTIONS(407), 1,
+      sym_integer,
+    ACTIONS(416), 1,
+      anon_sym_LBRACK,
+    ACTIONS(419), 1,
+      anon_sym_none,
+    ACTIONS(422), 1,
+      anon_sym_some,
+    ACTIONS(425), 1,
+      anon_sym_LPAREN,
+    ACTIONS(428), 1,
+      anon_sym_RPAREN,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(114), 1,
+      sym_expression,
+    STATE(132), 1,
+      aux_sym__expression_list,
+    ACTIONS(410), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(413), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(430), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [3667] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(292), 20,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
+      anon_sym_RPAREN,
       anon_sym_COLON,
       anon_sym_DOT_DOT,
       anon_sym_STAR,
@@ -10293,7 +10757,7 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_DASH_EQ,
       anon_sym_EQ_GT,
       anon_sym_DASH_GT,
-    ACTIONS(256), 24,
+    ACTIONS(294), 24,
       anon_sym_async,
       sym__identifier_pattern,
       anon_sym_EQ,
@@ -10318,14 +10782,141 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [3611] = 3,
+  [3719] = 17,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(284), 19,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    ACTIONS(433), 1,
+      anon_sym_RBRACK,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(115), 1,
+      sym_expression,
+    STATE(135), 1,
+      aux_sym_list_repeat1,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [3799] = 17,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    ACTIONS(435), 1,
+      anon_sym_RBRACK,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(115), 1,
+      sym_expression,
+    STATE(157), 1,
+      aux_sym_list_repeat1,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [3879] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(306), 20,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
+      anon_sym_RPAREN,
       anon_sym_COLON,
       anon_sym_DOT_DOT,
       anon_sym_STAR,
@@ -10341,7 +10932,7 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_DASH_EQ,
       anon_sym_EQ_GT,
       anon_sym_DASH_GT,
-    ACTIONS(286), 24,
+    ACTIONS(308), 24,
       anon_sym_async,
       sym__identifier_pattern,
       anon_sym_EQ,
@@ -10366,62 +10957,15 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [3662] = 3,
+  [3931] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(234), 19,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(236), 24,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [3713] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(230), 19,
+    ACTIONS(230), 20,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
+      anon_sym_RPAREN,
       anon_sym_COLON,
       anon_sym_DOT_DOT,
       anon_sym_STAR,
@@ -10462,14 +11006,15 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [3764] = 3,
+  [3983] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(250), 19,
+    ACTIONS(288), 20,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
+      anon_sym_RPAREN,
       anon_sym_COLON,
       anon_sym_DOT_DOT,
       anon_sym_STAR,
@@ -10485,7 +11030,7 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_DASH_EQ,
       anon_sym_EQ_GT,
       anon_sym_DASH_GT,
-    ACTIONS(252), 24,
+    ACTIONS(290), 24,
       anon_sym_async,
       sym__identifier_pattern,
       anon_sym_EQ,
@@ -10510,245 +11055,317 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [3815] = 3,
+  [4035] = 17,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(258), 19,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(260), 24,
-      anon_sym_async,
+    ACTIONS(98), 1,
       sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [3866] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(216), 19,
+    ACTIONS(100), 1,
       anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(218), 24,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [3917] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(172), 19,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      anon_sym_COLON,
-      anon_sym_DOT_DOT,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-      anon_sym_EQ_GT,
-      anon_sym_DASH_GT,
-    ACTIONS(174), 24,
-      anon_sym_async,
-      sym__identifier_pattern,
-      anon_sym_EQ,
-      anon_sym_PLUS,
-      anon_sym_DASH,
-      anon_sym_GT,
-      anon_sym_LT,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [3968] = 16,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(330), 1,
-      sym__identifier_pattern,
-    ACTIONS(333), 1,
-      anon_sym_LBRACE,
-    ACTIONS(336), 1,
-      anon_sym_RBRACE,
-    ACTIONS(338), 1,
+    ACTIONS(102), 1,
       sym_integer,
-    ACTIONS(347), 1,
+    ACTIONS(108), 1,
       anon_sym_LBRACK,
-    ACTIONS(350), 1,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
       anon_sym_LPAREN,
-    ACTIONS(353), 1,
-      anon_sym_STAR,
-    STATE(130), 1,
+    ACTIONS(437), 1,
+      anon_sym_RBRACK,
+    STATE(102), 1,
       sym_built_in_function,
+    STATE(115), 1,
+      sym_expression,
+    STATE(157), 1,
+      aux_sym_list_repeat1,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [4115] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(284), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(286), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [4167] = 17,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    ACTIONS(439), 1,
+      anon_sym_RPAREN,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(114), 1,
+      sym_expression,
+    STATE(132), 1,
+      aux_sym__expression_list,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [4247] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(226), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(228), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [4299] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(244), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(246), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [4351] = 17,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    ACTIONS(360), 1,
+      anon_sym_STAR,
+    STATE(127), 1,
+      aux_sym_match_repeat1,
     STATE(142), 1,
-      aux_sym_match_repeat1,
-    STATE(288), 1,
-      sym_expression,
-    ACTIONS(341), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(344), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(356), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4044] = 16,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    ACTIONS(361), 1,
-      anon_sym_RBRACE,
-    ACTIONS(363), 1,
-      anon_sym_STAR,
-    STATE(130), 1,
       sym_built_in_function,
-    STATE(142), 1,
-      aux_sym_match_repeat1,
-    STATE(288), 1,
+    STATE(300), 1,
       sym_expression,
-    ACTIONS(186), 2,
+    ACTIONS(172), 2,
       sym_float,
       sym_string,
-    ACTIONS(188), 2,
+    ACTIONS(174), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(134), 4,
+    STATE(138), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(140), 7,
+    STATE(137), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -10756,7 +11373,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(206), 17,
+    ACTIONS(196), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -10774,657 +11391,17 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [4120] = 16,
+  [4431] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
+    ACTIONS(248), 20,
       anon_sym_LBRACE,
-    ACTIONS(363), 1,
-      anon_sym_STAR,
-    ACTIONS(365), 1,
-      anon_sym_RBRACE,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(142), 1,
-      aux_sym_match_repeat1,
-    STATE(288), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4196] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    ACTIONS(367), 1,
-      anon_sym_RPAREN,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(112), 1,
-      sym_expression,
-    STATE(149), 1,
-      aux_sym__expression_list,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4269] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    ACTIONS(369), 1,
-      anon_sym_RBRACK,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(111), 1,
-      sym_expression,
-    STATE(148), 1,
-      aux_sym_list_repeat1,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4342] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    ACTIONS(371), 1,
-      anon_sym_RBRACK,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(111), 1,
-      sym_expression,
-    STATE(158), 1,
-      aux_sym_list_repeat1,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4415] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    ACTIONS(373), 1,
-      anon_sym_RBRACK,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(111), 1,
-      sym_expression,
-    STATE(163), 1,
-      aux_sym_list_repeat1,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4488] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(375), 1,
-      sym__identifier_pattern,
-    ACTIONS(378), 1,
-      anon_sym_LBRACE,
-    ACTIONS(381), 1,
-      sym_integer,
-    ACTIONS(390), 1,
-      anon_sym_LBRACK,
-    ACTIONS(393), 1,
-      anon_sym_LPAREN,
-    ACTIONS(396), 1,
-      anon_sym_RPAREN,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(112), 1,
-      sym_expression,
-    STATE(149), 1,
-      aux_sym__expression_list,
-    ACTIONS(384), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(387), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(398), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4561] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    ACTIONS(401), 1,
-      anon_sym_RPAREN,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(112), 1,
-      sym_expression,
-    STATE(149), 1,
-      aux_sym__expression_list,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4634] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(407), 1,
-      anon_sym_elseif,
-    ACTIONS(409), 1,
-      anon_sym_else,
-    STATE(227), 1,
-      sym_else,
-    STATE(161), 2,
-      sym_else_if,
-      aux_sym_if_else_repeat1,
-    ACTIONS(403), 9,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_asyncfor,
-    ACTIONS(405), 27,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4691] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    ACTIONS(411), 1,
-      anon_sym_RPAREN,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(112), 1,
-      sym_expression,
-    STATE(149), 1,
-      aux_sym__expression_list,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4764] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    ACTIONS(413), 1,
-      anon_sym_RPAREN,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(112), 1,
-      sym_expression,
-    STATE(149), 1,
-      aux_sym__expression_list,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4837] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    ACTIONS(415), 1,
-      anon_sym_RPAREN,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(112), 1,
-      sym_expression,
-    STATE(149), 1,
-      aux_sym__expression_list,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [4910] = 8,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(220), 1,
-      anon_sym_EQ,
-    ACTIONS(222), 1,
-      anon_sym_LT,
-    STATE(55), 1,
-      sym_assignment_operator,
-    STATE(306), 1,
-      sym_type_definition,
-    ACTIONS(224), 2,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-    ACTIONS(216), 14,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
+      anon_sym_RPAREN,
       anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -11434,12 +11411,18 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
       anon_sym_DASH_GT,
-    ACTIONS(218), 21,
+    ACTIONS(250), 24,
+      anon_sym_async,
       sym__identifier_pattern,
+      anon_sym_EQ,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
+      anon_sym_LT,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -11457,213 +11440,44 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [4969] = 15,
+  [4483] = 17,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    ACTIONS(363), 1,
-      anon_sym_STAR,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(144), 1,
-      aux_sym_match_repeat1,
-    STATE(288), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [5042] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    ACTIONS(363), 1,
-      anon_sym_STAR,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(143), 1,
-      aux_sym_match_repeat1,
-    STATE(288), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [5115] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
     ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    ACTIONS(417), 1,
-      anon_sym_RBRACK,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(111), 1,
-      sym_expression,
-    STATE(163), 1,
-      aux_sym_list_repeat1,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [5188] = 15,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
       sym__identifier_pattern,
-    ACTIONS(90), 1,
+    ACTIONS(100), 1,
       anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
     ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
       anon_sym_LPAREN,
-    ACTIONS(419), 1,
-      anon_sym_RBRACK,
-    STATE(89), 1,
+    ACTIONS(441), 1,
+      anon_sym_RPAREN,
+    STATE(102), 1,
       sym_built_in_function,
-    STATE(111), 1,
+    STATE(114), 1,
       sym_expression,
-    STATE(163), 1,
-      aux_sym_list_repeat1,
-    ACTIONS(94), 2,
+    STATE(132), 1,
+      aux_sym__expression_list,
+    ACTIONS(104), 2,
       sym_float,
       sym_string,
-    ACTIONS(96), 2,
+    ACTIONS(106), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(101), 4,
+    STATE(101), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(88), 7,
+    STATE(94), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -11671,7 +11485,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(116), 17,
+    ACTIONS(130), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -11689,39 +11503,44 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [5261] = 15,
+  [4563] = 17,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(88), 1,
+    ACTIONS(98), 1,
       sym__identifier_pattern,
-    ACTIONS(90), 1,
+    ACTIONS(100), 1,
       anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
     ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
       anon_sym_LPAREN,
-    ACTIONS(421), 1,
-      anon_sym_RBRACK,
-    STATE(89), 1,
+    ACTIONS(443), 1,
+      anon_sym_RPAREN,
+    STATE(102), 1,
       sym_built_in_function,
-    STATE(111), 1,
+    STATE(114), 1,
       sym_expression,
-    STATE(159), 1,
-      aux_sym_list_repeat1,
-    ACTIONS(94), 2,
+    STATE(132), 1,
+      aux_sym__expression_list,
+    ACTIONS(104), 2,
       sym_float,
       sym_string,
-    ACTIONS(96), 2,
+    ACTIONS(106), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(101), 4,
+    STATE(101), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(88), 7,
+    STATE(94), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -11729,7 +11548,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(116), 17,
+    ACTIONS(130), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -11747,39 +11566,38 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [5334] = 7,
+  [4643] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(407), 1,
-      anon_sym_elseif,
-    ACTIONS(409), 1,
-      anon_sym_else,
-    STATE(226), 1,
-      sym_else,
-    STATE(166), 2,
-      sym_else_if,
-      aux_sym_if_else_repeat1,
-    ACTIONS(423), 9,
-      ts_builtin_sym_end,
+    ACTIONS(260), 20,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_asyncfor,
-    ACTIONS(425), 27,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(262), 24,
       anon_sym_async,
       sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -11797,39 +11615,44 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [5391] = 15,
+  [4695] = 17,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(88), 1,
+    ACTIONS(164), 1,
       sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
+    ACTIONS(170), 1,
       sym_integer,
-    ACTIONS(98), 1,
+    ACTIONS(176), 1,
       anon_sym_LBRACK,
-    ACTIONS(102), 1,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
       anon_sym_LPAREN,
-    ACTIONS(427), 1,
-      anon_sym_RPAREN,
-    STATE(89), 1,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    ACTIONS(360), 1,
+      anon_sym_STAR,
+    STATE(130), 1,
+      aux_sym_match_repeat1,
+    STATE(142), 1,
       sym_built_in_function,
-    STATE(112), 1,
+    STATE(300), 1,
       sym_expression,
-    STATE(149), 1,
-      aux_sym__expression_list,
-    ACTIONS(94), 2,
+    ACTIONS(172), 2,
       sym_float,
       sym_string,
-    ACTIONS(96), 2,
+    ACTIONS(174), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(101), 4,
+    STATE(138), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(88), 7,
+    STATE(137), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -11837,7 +11660,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(116), 17,
+    ACTIONS(196), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -11855,39 +11678,303 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [5464] = 15,
+  [4775] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(429), 1,
-      sym__identifier_pattern,
-    ACTIONS(432), 1,
+    ACTIONS(276), 20,
       anon_sym_LBRACE,
-    ACTIONS(435), 1,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(278), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [4827] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(296), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(298), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [4879] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(240), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(242), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [4931] = 17,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
       sym_integer,
-    ACTIONS(444), 1,
+    ACTIONS(108), 1,
       anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    ACTIONS(445), 1,
+      anon_sym_RPAREN,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(114), 1,
+      sym_expression,
+    STATE(132), 1,
+      aux_sym__expression_list,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5011] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(256), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(258), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5063] = 17,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
     ACTIONS(447), 1,
-      anon_sym_RBRACK,
-    ACTIONS(449), 1,
-      anon_sym_LPAREN,
-    STATE(89), 1,
+      anon_sym_RPAREN,
+    STATE(102), 1,
       sym_built_in_function,
-    STATE(111), 1,
+    STATE(114), 1,
       sym_expression,
-    STATE(163), 1,
-      aux_sym_list_repeat1,
-    ACTIONS(438), 2,
+    STATE(132), 1,
+      aux_sym__expression_list,
+    ACTIONS(104), 2,
       sym_float,
       sym_string,
-    ACTIONS(441), 2,
+    ACTIONS(106), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(101), 4,
+    STATE(101), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(88), 7,
+    STATE(94), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -11895,7 +11982,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(452), 17,
+    ACTIONS(130), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -11913,77 +12000,17 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [5537] = 14,
+  [5143] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
+    ACTIONS(268), 20,
       anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    ACTIONS(455), 1,
-      anon_sym_fn,
-    STATE(14), 1,
-      sym_expression,
-    STATE(89), 1,
-      sym_built_in_function,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [5607] = 6,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(220), 1,
-      anon_sym_EQ,
-    STATE(52), 1,
-      sym_assignment_operator,
-    ACTIONS(224), 2,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-    ACTIONS(216), 14,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
+      anon_sym_RPAREN,
       anon_sym_COLON,
+      anon_sym_DOT_DOT,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
@@ -11993,9 +12020,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
       anon_sym_DASH_GT,
-    ACTIONS(218), 22,
+    ACTIONS(270), 24,
+      anon_sym_async,
       sym__identifier_pattern,
+      anon_sym_EQ,
       anon_sym_PLUS,
       anon_sym_DASH,
       anon_sym_GT,
@@ -12017,36 +12049,52 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [5661] = 5,
+  [5195] = 17,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(461), 1,
-      anon_sym_elseif,
-    STATE(166), 2,
-      sym_else_if,
-      aux_sym_if_else_repeat1,
-    ACTIONS(457), 9,
-      ts_builtin_sym_end,
+    ACTIONS(449), 1,
+      sym__identifier_pattern,
+    ACTIONS(452), 1,
       anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
+    ACTIONS(455), 1,
+      sym_integer,
+    ACTIONS(464), 1,
+      anon_sym_LBRACK,
+    ACTIONS(467), 1,
+      anon_sym_RBRACK,
+    ACTIONS(469), 1,
+      anon_sym_none,
+    ACTIONS(472), 1,
+      anon_sym_some,
+    ACTIONS(475), 1,
+      anon_sym_LPAREN,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(115), 1,
+      sym_expression,
+    STATE(157), 1,
+      aux_sym_list_repeat1,
+    ACTIONS(458), 2,
       sym_float,
       sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_asyncfor,
-    ACTIONS(459), 28,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
+    ACTIONS(461), 2,
       anon_sym_true,
       anon_sym_false,
-      anon_sym_if,
-      anon_sym_else,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(478), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -12064,37 +12112,586 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [5713] = 14,
+  [5275] = 17,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
     ACTIONS(98), 1,
-      anon_sym_LBRACK,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
     ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
       anon_sym_LPAREN,
-    ACTIONS(464), 1,
+    ACTIONS(481), 1,
+      anon_sym_RBRACK,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(115), 1,
+      sym_expression,
+    STATE(131), 1,
+      aux_sym_list_repeat1,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5355] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(264), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(266), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5407] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(300), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(302), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5459] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(310), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(312), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5511] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(280), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(282), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5563] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(252), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(254), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5615] = 17,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    ACTIONS(483), 1,
+      anon_sym_RPAREN,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(114), 1,
+      sym_expression,
+    STATE(132), 1,
+      aux_sym__expression_list,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5695] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(272), 20,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      anon_sym_RPAREN,
+      anon_sym_COLON,
+      anon_sym_DOT_DOT,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+      anon_sym_EQ_GT,
+      anon_sym_DASH_GT,
+    ACTIONS(274), 24,
+      anon_sym_async,
+      sym__identifier_pattern,
+      anon_sym_EQ,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5747] = 17,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    ACTIONS(485), 1,
+      anon_sym_RBRACK,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(115), 1,
+      sym_expression,
+    STATE(139), 1,
+      aux_sym_list_repeat1,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5827] = 16,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    ACTIONS(487), 1,
+      anon_sym_fn,
+    STATE(19), 1,
+      sym_expression,
+    STATE(102), 1,
+      sym_built_in_function,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [5904] = 16,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    ACTIONS(489), 1,
       anon_sym_fn,
     STATE(15), 1,
       sym_expression,
-    STATE(89), 1,
+    STATE(102), 1,
       sym_built_in_function,
-    ACTIONS(94), 2,
+    ACTIONS(104), 2,
       sym_float,
       sym_string,
-    ACTIONS(96), 2,
+    ACTIONS(106), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(101), 4,
+    STATE(101), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(88), 7,
+    STATE(94), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -12102,7 +12699,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(116), 17,
+    ACTIONS(130), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -12120,37 +12717,146 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [5783] = 14,
+  [5981] = 7,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
+    ACTIONS(495), 1,
+      anon_sym_elseif,
+    ACTIONS(497), 1,
+      anon_sym_else,
+    STATE(236), 1,
+      sym_else,
+    STATE(193), 2,
+      sym_else_if,
+      aux_sym_if_else_repeat1,
+    ACTIONS(491), 9,
+      ts_builtin_sym_end,
       anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
       anon_sym_LBRACK,
-    ACTIONS(102), 1,
       anon_sym_LPAREN,
-    ACTIONS(466), 1,
+      anon_sym_asyncfor,
+    ACTIONS(493), 29,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [6040] = 7,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(495), 1,
+      anon_sym_elseif,
+    ACTIONS(497), 1,
+      anon_sym_else,
+    STATE(227), 1,
+      sym_else,
+    STATE(169), 2,
+      sym_else_if,
+      aux_sym_if_else_repeat1,
+    ACTIONS(499), 9,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_asyncfor,
+    ACTIONS(501), 29,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [6099] = 16,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    ACTIONS(503), 1,
       anon_sym_fn,
-    STATE(10), 1,
+    STATE(6), 1,
       sym_expression,
-    STATE(89), 1,
+    STATE(102), 1,
       sym_built_in_function,
-    ACTIONS(94), 2,
+    ACTIONS(104), 2,
       sym_float,
       sym_string,
-    ACTIONS(96), 2,
+    ACTIONS(106), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(101), 4,
+    STATE(101), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(88), 7,
+    STATE(94), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -12158,7 +12864,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(116), 17,
+    ACTIONS(130), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -12176,1601 +12882,40 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [5853] = 13,
+  [6176] = 15,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
     ACTIONS(98), 1,
-      anon_sym_LBRACK,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
     ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    STATE(79), 1,
-      sym_expression,
-    STATE(89), 1,
-      sym_built_in_function,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [5920] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(11), 1,
       sym_integer,
-    ACTIONS(17), 1,
+    ACTIONS(108), 1,
       anon_sym_LBRACK,
-    ACTIONS(19), 1,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
       anon_sym_LPAREN,
-    ACTIONS(468), 1,
-      anon_sym_LBRACE,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(45), 1,
-      sym_expression,
-    ACTIONS(13), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(15), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(67), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(62), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [5987] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(278), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6054] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(271), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6121] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(114), 1,
-      sym_expression,
-    STATE(130), 1,
-      sym_built_in_function,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6188] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(286), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6255] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(121), 1,
-      sym_expression,
-    STATE(130), 1,
-      sym_built_in_function,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6322] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(280), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6389] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(270), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6456] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    STATE(80), 1,
-      sym_expression,
-    STATE(89), 1,
-      sym_built_in_function,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6523] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(211), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6590] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(272), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6657] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(11), 1,
-      sym_integer,
-    ACTIONS(17), 1,
-      anon_sym_LBRACK,
-    ACTIONS(19), 1,
-      anon_sym_LPAREN,
-    ACTIONS(468), 1,
-      anon_sym_LBRACE,
-    STATE(38), 1,
-      sym_expression,
-    STATE(43), 1,
-      sym_built_in_function,
-    ACTIONS(13), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(15), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(67), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(62), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6724] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(11), 1,
-      sym_integer,
-    ACTIONS(17), 1,
-      anon_sym_LBRACK,
-    ACTIONS(19), 1,
-      anon_sym_LPAREN,
-    ACTIONS(468), 1,
-      anon_sym_LBRACE,
-    STATE(30), 1,
-      sym_expression,
-    STATE(43), 1,
-      sym_built_in_function,
-    ACTIONS(13), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(15), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(67), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(62), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6791] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(11), 1,
-      sym_integer,
-    ACTIONS(17), 1,
-      anon_sym_LBRACK,
-    ACTIONS(19), 1,
-      anon_sym_LPAREN,
-    ACTIONS(468), 1,
-      anon_sym_LBRACE,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(77), 1,
-      sym_expression,
-    ACTIONS(13), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(15), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(67), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(62), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6858] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(11), 1,
-      sym_integer,
-    ACTIONS(17), 1,
-      anon_sym_LBRACK,
-    ACTIONS(19), 1,
-      anon_sym_LPAREN,
-    ACTIONS(468), 1,
-      anon_sym_LBRACE,
-    STATE(31), 1,
-      sym_expression,
-    STATE(43), 1,
-      sym_built_in_function,
-    ACTIONS(13), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(15), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(67), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(62), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6925] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(11), 1,
-      sym_integer,
-    ACTIONS(17), 1,
-      anon_sym_LBRACK,
-    ACTIONS(19), 1,
-      anon_sym_LPAREN,
-    ACTIONS(468), 1,
-      anon_sym_LBRACE,
-    STATE(29), 1,
-      sym_expression,
-    STATE(43), 1,
-      sym_built_in_function,
-    ACTIONS(13), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(15), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(67), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(62), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [6992] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(287), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7059] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    STATE(84), 1,
-      sym_expression,
-    STATE(89), 1,
-      sym_built_in_function,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7126] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(11), 1,
-      sym_integer,
-    ACTIONS(17), 1,
-      anon_sym_LBRACK,
-    ACTIONS(19), 1,
-      anon_sym_LPAREN,
-    ACTIONS(468), 1,
-      anon_sym_LBRACE,
-    STATE(34), 1,
-      sym_expression,
-    STATE(43), 1,
-      sym_built_in_function,
-    ACTIONS(13), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(15), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(67), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(62), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7193] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(119), 1,
-      sym_expression,
-    STATE(130), 1,
-      sym_built_in_function,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7260] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(276), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7327] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    STATE(85), 1,
-      sym_expression,
-    STATE(89), 1,
-      sym_built_in_function,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7394] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(117), 1,
-      sym_expression,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7461] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(11), 1,
-      sym_integer,
-    ACTIONS(17), 1,
-      anon_sym_LBRACK,
-    ACTIONS(19), 1,
-      anon_sym_LPAREN,
-    ACTIONS(468), 1,
-      anon_sym_LBRACE,
-    STATE(41), 1,
-      sym_expression,
-    STATE(43), 1,
-      sym_built_in_function,
-    ACTIONS(13), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(15), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(67), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(62), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7528] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(113), 1,
-      sym_expression,
-    STATE(130), 1,
-      sym_built_in_function,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7595] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    STATE(9), 1,
-      sym_expression,
-    STATE(89), 1,
-      sym_built_in_function,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7662] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(130), 1,
-      sym_built_in_function,
-    STATE(281), 1,
-      sym_expression,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7729] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(120), 1,
-      sym_expression,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7796] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    STATE(89), 1,
+    STATE(102), 1,
       sym_built_in_function,
     STATE(118), 1,
       sym_expression,
-    ACTIONS(94), 2,
+    ACTIONS(104), 2,
       sym_float,
       sym_string,
-    ACTIONS(96), 2,
+    ACTIONS(106), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(101), 4,
+    STATE(101), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(88), 7,
+    STATE(94), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -13778,7 +12923,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(116), 17,
+    ACTIONS(130), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -13796,35 +12941,40 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [7863] = 13,
+  [6250] = 15,
     ACTIONS(3), 1,
       sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
     ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
       anon_sym_LPAREN,
-    ACTIONS(359), 1,
+    ACTIONS(356), 1,
       anon_sym_LBRACE,
-    STATE(130), 1,
+    STATE(142), 1,
       sym_built_in_function,
-    STATE(273), 1,
+    STATE(281), 1,
       sym_expression,
-    ACTIONS(186), 2,
+    ACTIONS(172), 2,
       sym_float,
       sym_string,
-    ACTIONS(188), 2,
+    ACTIONS(174), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(134), 4,
+    STATE(138), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(140), 7,
+    STATE(137), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -13832,7 +12982,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(206), 17,
+    ACTIONS(196), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -13850,251 +13000,40 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [7930] = 13,
+  [6324] = 15,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
     ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    STATE(12), 1,
-      sym_expression,
-    STATE(89), 1,
-      sym_built_in_function,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [7997] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
       sym__identifier_pattern,
-    ACTIONS(90), 1,
+    ACTIONS(100), 1,
       anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
     ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    STATE(6), 1,
-      sym_expression,
-    STATE(89), 1,
-      sym_built_in_function,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [8064] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
       sym_integer,
-    ACTIONS(98), 1,
+    ACTIONS(108), 1,
       anon_sym_LBRACK,
-    ACTIONS(102), 1,
-      anon_sym_LPAREN,
-    STATE(89), 1,
-      sym_built_in_function,
-    STATE(107), 1,
-      sym_expression,
-    ACTIONS(94), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(96), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(101), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(88), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(116), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [8131] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(122), 1,
-      sym_expression,
-    STATE(130), 1,
-      sym_built_in_function,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [8198] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
-    ACTIONS(98), 1,
-      anon_sym_LBRACK,
-    ACTIONS(102), 1,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
       anon_sym_LPAREN,
     STATE(82), 1,
       sym_expression,
-    STATE(89), 1,
+    STATE(102), 1,
       sym_built_in_function,
-    ACTIONS(94), 2,
+    ACTIONS(104), 2,
       sym_float,
       sym_string,
-    ACTIONS(96), 2,
+    ACTIONS(106), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(101), 4,
+    STATE(101), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(88), 7,
+    STATE(94), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -14102,7 +13041,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(116), 17,
+    ACTIONS(130), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -14120,143 +13059,1387 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [8265] = 13,
+  [6398] = 15,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(110), 1,
-      sym_expression,
-    STATE(130), 1,
-      sym_built_in_function,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [8332] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(178), 1,
-      sym__identifier_pattern,
-    ACTIONS(184), 1,
-      sym_integer,
-    ACTIONS(190), 1,
-      anon_sym_LBRACK,
-    ACTIONS(192), 1,
-      anon_sym_LPAREN,
-    ACTIONS(359), 1,
-      anon_sym_LBRACE,
-    STATE(116), 1,
-      sym_expression,
-    STATE(130), 1,
-      sym_built_in_function,
-    ACTIONS(186), 2,
-      sym_float,
-      sym_string,
-    ACTIONS(188), 2,
-      anon_sym_true,
-      anon_sym_false,
-    STATE(134), 4,
-      sym_boolean,
-      sym_list,
-      sym_map,
-      sym_function,
-    STATE(140), 7,
-      sym_identifier,
-      sym_value,
-      sym_index,
-      sym_math,
-      sym_logic,
-      sym_function_call,
-      sym_yield,
-    ACTIONS(206), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [8399] = 13,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(88), 1,
-      sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
-      sym_integer,
     ACTIONS(98), 1,
-      anon_sym_LBRACK,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
     ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(87), 1,
+      sym_expression,
+    STATE(102), 1,
+      sym_built_in_function,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [6472] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(88), 1,
+      sym_expression,
+    STATE(102), 1,
+      sym_built_in_function,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [6546] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(11), 1,
+      sym_integer,
+    ACTIONS(17), 1,
+      anon_sym_LBRACK,
+    ACTIONS(19), 1,
+      anon_sym_none,
+    ACTIONS(21), 1,
+      anon_sym_some,
+    ACTIONS(23), 1,
+      anon_sym_LPAREN,
+    ACTIONS(505), 1,
+      anon_sym_LBRACE,
+    STATE(49), 1,
+      sym_expression,
+    STATE(53), 1,
+      sym_built_in_function,
+    ACTIONS(13), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(15), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(71), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(58), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [6620] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(11), 1,
+      sym_integer,
+    ACTIONS(17), 1,
+      anon_sym_LBRACK,
+    ACTIONS(19), 1,
+      anon_sym_none,
+    ACTIONS(21), 1,
+      anon_sym_some,
+    ACTIONS(23), 1,
+      anon_sym_LPAREN,
+    ACTIONS(505), 1,
+      anon_sym_LBRACE,
+    STATE(39), 1,
+      sym_expression,
+    STATE(53), 1,
+      sym_built_in_function,
+    ACTIONS(13), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(15), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(71), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(58), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [6694] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(17), 1,
+      sym_expression,
+    STATE(102), 1,
+      sym_built_in_function,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [6768] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(125), 1,
+      sym_expression,
+    STATE(142), 1,
+      sym_built_in_function,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [6842] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(11), 1,
+      sym_integer,
+    ACTIONS(17), 1,
+      anon_sym_LBRACK,
+    ACTIONS(19), 1,
+      anon_sym_none,
+    ACTIONS(21), 1,
+      anon_sym_some,
+    ACTIONS(23), 1,
+      anon_sym_LPAREN,
+    ACTIONS(505), 1,
+      anon_sym_LBRACE,
+    STATE(48), 1,
+      sym_expression,
+    STATE(53), 1,
+      sym_built_in_function,
+    ACTIONS(13), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(15), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(71), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(58), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [6916] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(296), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [6990] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(119), 1,
+      sym_expression,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7064] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(128), 1,
+      sym_expression,
+    STATE(142), 1,
+      sym_built_in_function,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7138] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(279), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7212] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(120), 1,
+      sym_expression,
+    STATE(142), 1,
+      sym_built_in_function,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7286] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(299), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7360] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(22), 1,
+      sym_expression,
+    STATE(102), 1,
+      sym_built_in_function,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7434] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(117), 1,
+      sym_expression,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7508] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(228), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7582] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(295), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7656] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(126), 1,
+      sym_expression,
+    STATE(142), 1,
+      sym_built_in_function,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7730] = 5,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(511), 1,
+      anon_sym_elseif,
+    STATE(193), 2,
+      sym_else_if,
+      aux_sym_if_else_repeat1,
+    ACTIONS(507), 9,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_asyncfor,
+    ACTIONS(509), 30,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_else,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7784] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(283), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7858] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(11), 1,
+      sym_integer,
+    ACTIONS(17), 1,
+      anon_sym_LBRACK,
+    ACTIONS(19), 1,
+      anon_sym_none,
+    ACTIONS(21), 1,
+      anon_sym_some,
+    ACTIONS(23), 1,
+      anon_sym_LPAREN,
+    ACTIONS(505), 1,
+      anon_sym_LBRACE,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(78), 1,
+      sym_expression,
+    ACTIONS(13), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(15), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(71), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(58), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [7932] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(297), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [8006] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(284), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [8080] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
       anon_sym_LPAREN,
     STATE(86), 1,
       sym_expression,
-    STATE(89), 1,
+    STATE(102), 1,
       sym_built_in_function,
-    ACTIONS(94), 2,
+    ACTIONS(104), 2,
       sym_float,
       sym_string,
-    ACTIONS(96), 2,
+    ACTIONS(106), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(101), 4,
+    STATE(101), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(88), 7,
+    STATE(94), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -14264,7 +14447,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(116), 17,
+    ACTIONS(130), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -14282,35 +14465,40 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [8466] = 13,
+  [8154] = 15,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(88), 1,
+    ACTIONS(164), 1,
       sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
+    ACTIONS(170), 1,
       sym_integer,
-    ACTIONS(98), 1,
+    ACTIONS(176), 1,
       anon_sym_LBRACK,
-    ACTIONS(102), 1,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
       anon_sym_LPAREN,
-    STATE(83), 1,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(116), 1,
       sym_expression,
-    STATE(89), 1,
+    STATE(142), 1,
       sym_built_in_function,
-    ACTIONS(94), 2,
+    ACTIONS(172), 2,
       sym_float,
       sym_string,
-    ACTIONS(96), 2,
+    ACTIONS(174), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(101), 4,
+    STATE(138), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(88), 7,
+    STATE(137), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -14318,7 +14506,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(116), 17,
+    ACTIONS(196), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -14336,35 +14524,453 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [8533] = 13,
+  [8228] = 15,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(88), 1,
+    ACTIONS(5), 1,
       sym__identifier_pattern,
-    ACTIONS(90), 1,
-      anon_sym_LBRACE,
-    ACTIONS(92), 1,
+    ACTIONS(11), 1,
       sym_integer,
-    ACTIONS(98), 1,
+    ACTIONS(17), 1,
       anon_sym_LBRACK,
-    ACTIONS(102), 1,
+    ACTIONS(19), 1,
+      anon_sym_none,
+    ACTIONS(21), 1,
+      anon_sym_some,
+    ACTIONS(23), 1,
       anon_sym_LPAREN,
-    STATE(89), 1,
+    ACTIONS(505), 1,
+      anon_sym_LBRACE,
+    STATE(52), 1,
+      sym_expression,
+    STATE(53), 1,
+      sym_built_in_function,
+    ACTIONS(13), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(15), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(71), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(58), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [8302] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(290), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [8376] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(282), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [8450] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(11), 1,
+      sym_integer,
+    ACTIONS(17), 1,
+      anon_sym_LBRACK,
+    ACTIONS(19), 1,
+      anon_sym_none,
+    ACTIONS(21), 1,
+      anon_sym_some,
+    ACTIONS(23), 1,
+      anon_sym_LPAREN,
+    ACTIONS(505), 1,
+      anon_sym_LBRACE,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(54), 1,
+      sym_expression,
+    ACTIONS(13), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(15), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(71), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(58), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [8524] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(121), 1,
+      sym_expression,
+    STATE(142), 1,
+      sym_built_in_function,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [8598] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(85), 1,
+      sym_expression,
+    STATE(102), 1,
+      sym_built_in_function,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [8672] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(289), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [8746] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(102), 1,
       sym_built_in_function,
     STATE(123), 1,
       sym_expression,
-    ACTIONS(94), 2,
+    ACTIONS(104), 2,
       sym_float,
       sym_string,
-    ACTIONS(96), 2,
+    ACTIONS(106), 2,
       anon_sym_true,
       anon_sym_false,
-    STATE(101), 4,
+    STATE(101), 5,
       sym_boolean,
       sym_list,
       sym_map,
+      sym_option,
       sym_function,
-    STATE(88), 7,
+    STATE(94), 7,
       sym_identifier,
       sym_value,
       sym_index,
@@ -14372,7 +14978,7 @@ static const uint16_t ts_small_parse_table[] = {
       sym_logic,
       sym_function_call,
       sym_yield,
-    ACTIONS(116), 17,
+    ACTIONS(130), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -14390,41 +14996,571 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [8600] = 12,
+  [8820] = 15,
     ACTIONS(3), 1,
       sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(298), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [8894] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
     ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(302), 1,
-      anon_sym_SEMI,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(81), 1,
+      sym_expression,
+    STATE(102), 1,
+      sym_built_in_function,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [8968] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(142), 1,
+      sym_built_in_function,
+    STATE(286), 1,
+      sym_expression,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9042] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(164), 1,
+      sym__identifier_pattern,
+    ACTIONS(170), 1,
+      sym_integer,
+    ACTIONS(176), 1,
+      anon_sym_LBRACK,
+    ACTIONS(178), 1,
+      anon_sym_none,
+    ACTIONS(180), 1,
+      anon_sym_some,
+    ACTIONS(182), 1,
+      anon_sym_LPAREN,
+    ACTIONS(356), 1,
+      anon_sym_LBRACE,
+    STATE(124), 1,
+      sym_expression,
+    STATE(142), 1,
+      sym_built_in_function,
+    ACTIONS(172), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(174), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(138), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(137), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(196), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9116] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(11), 1,
+      sym_integer,
+    ACTIONS(17), 1,
+      anon_sym_LBRACK,
+    ACTIONS(19), 1,
+      anon_sym_none,
+    ACTIONS(21), 1,
+      anon_sym_some,
+    ACTIONS(23), 1,
+      anon_sym_LPAREN,
+    ACTIONS(505), 1,
+      anon_sym_LBRACE,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(57), 1,
+      sym_expression,
+    ACTIONS(13), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(15), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(71), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(58), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9190] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(102), 1,
+      sym_built_in_function,
+    STATE(112), 1,
+      sym_expression,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9264] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(10), 1,
+      sym_expression,
+    STATE(102), 1,
+      sym_built_in_function,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9338] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(11), 1,
+      sym_integer,
+    ACTIONS(17), 1,
+      anon_sym_LBRACK,
+    ACTIONS(19), 1,
+      anon_sym_none,
+    ACTIONS(21), 1,
+      anon_sym_some,
+    ACTIONS(23), 1,
+      anon_sym_LPAREN,
+    ACTIONS(505), 1,
+      anon_sym_LBRACE,
+    STATE(38), 1,
+      sym_expression,
+    STATE(53), 1,
+      sym_built_in_function,
+    ACTIONS(13), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(15), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(71), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(58), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9412] = 15,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(98), 1,
+      sym__identifier_pattern,
+    ACTIONS(100), 1,
+      anon_sym_LBRACE,
+    ACTIONS(102), 1,
+      sym_integer,
+    ACTIONS(108), 1,
+      anon_sym_LBRACK,
+    ACTIONS(110), 1,
+      anon_sym_none,
+    ACTIONS(112), 1,
+      anon_sym_some,
+    ACTIONS(114), 1,
+      anon_sym_LPAREN,
+    STATE(83), 1,
+      sym_expression,
+    STATE(102), 1,
+      sym_built_in_function,
+    ACTIONS(104), 2,
+      sym_float,
+      sym_string,
+    ACTIONS(106), 2,
+      anon_sym_true,
+      anon_sym_false,
+    STATE(101), 5,
+      sym_boolean,
+      sym_list,
+      sym_map,
+      sym_option,
+      sym_function,
+    STATE(94), 7,
+      sym_identifier,
+      sym_value,
+      sym_index,
+      sym_math,
+      sym_logic,
+      sym_function_call,
+      sym_yield,
+    ACTIONS(130), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9486] = 8,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(234), 1,
+      anon_sym_EQ,
+    ACTIONS(236), 1,
       anon_sym_LT,
-    ACTIONS(288), 2,
+    STATE(44), 1,
+      sym_assignment_operator,
+    STATE(318), 1,
+      sym_type_definition,
+    ACTIONS(238), 2,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+    ACTIONS(230), 14,
       anon_sym_RBRACE,
+      anon_sym_SEMI,
       anon_sym_COMMA,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
+      anon_sym_COLON,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
-    ACTIONS(110), 6,
       anon_sym_EQ_EQ,
       anon_sym_BANG_EQ,
       anon_sym_AMP_AMP,
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
-    ACTIONS(290), 18,
+      anon_sym_DASH_GT,
+    ACTIONS(232), 21,
       sym__identifier_pattern,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -14442,40 +15578,127 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [8664] = 11,
+  [9545] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(294), 3,
+    ACTIONS(284), 10,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_elseif,
+      anon_sym_asyncfor,
+    ACTIONS(286), 30,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_else,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9593] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(514), 10,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_elseif,
+      anon_sym_asyncfor,
+    ACTIONS(516), 30,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_else,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9641] = 6,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(234), 1,
+      anon_sym_EQ,
+    STATE(41), 1,
+      sym_assignment_operator,
+    ACTIONS(238), 2,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+    ACTIONS(230), 14,
       anon_sym_RBRACE,
       anon_sym_SEMI,
       anon_sym_COMMA,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
+      anon_sym_COLON,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
-    ACTIONS(110), 6,
       anon_sym_EQ_EQ,
       anon_sym_BANG_EQ,
       anon_sym_AMP_AMP,
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
-    ACTIONS(296), 18,
+      anon_sym_DASH_GT,
+    ACTIONS(232), 22,
       sym__identifier_pattern,
+      anon_sym_PLUS,
+      anon_sym_DASH,
+      anon_sym_GT,
+      anon_sym_LT,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -14493,39 +15716,130 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [8726] = 11,
+  [9695] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(288), 3,
+    ACTIONS(518), 10,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_elseif,
+      anon_sym_asyncfor,
+    ACTIONS(520), 30,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_else,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9743] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(256), 10,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_elseif,
+      anon_sym_asyncfor,
+    ACTIONS(258), 30,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_else,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9791] = 12,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(328), 1,
+      anon_sym_SEMI,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(318), 2,
+      anon_sym_RBRACE,
       anon_sym_COMMA,
-    ACTIONS(106), 4,
+    ACTIONS(120), 4,
       anon_sym_PLUS,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
-    ACTIONS(110), 6,
+    ACTIONS(124), 6,
       anon_sym_EQ_EQ,
       anon_sym_BANG_EQ,
       anon_sym_AMP_AMP,
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
-    ACTIONS(290), 18,
+    ACTIONS(320), 18,
       sym__identifier_pattern,
       anon_sym_assert,
       anon_sym_assert_equal,
@@ -14544,182 +15858,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [8788] = 3,
+  [9855] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(238), 10,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_elseif,
-      anon_sym_asyncfor,
-    ACTIONS(240), 28,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_else,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [8834] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(266), 10,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_elseif,
-      anon_sym_asyncfor,
-    ACTIONS(268), 28,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_else,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [8880] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(470), 10,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_elseif,
-      anon_sym_asyncfor,
-    ACTIONS(472), 28,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_else,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [8926] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(474), 10,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_elseif,
-      anon_sym_asyncfor,
-    ACTIONS(476), 28,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_else,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [8972] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(478), 9,
+    ACTIONS(522), 9,
       ts_builtin_sym_end,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
@@ -14729,12 +15871,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_asyncfor,
-    ACTIONS(480), 27,
+    ACTIONS(524), 29,
       anon_sym_async,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_if,
       anon_sym_match,
       anon_sym_while,
@@ -14757,52 +15901,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [9016] = 4,
+  [9901] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(292), 1,
-      anon_sym_SEMI,
-    ACTIONS(288), 8,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_asyncfor,
-    ACTIONS(290), 27,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9062] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(482), 9,
+    ACTIONS(526), 9,
       ts_builtin_sym_end,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
@@ -14812,12 +15914,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_asyncfor,
-    ACTIONS(484), 27,
+    ACTIONS(528), 29,
       anon_sym_async,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_if,
       anon_sym_match,
       anon_sym_while,
@@ -14840,10 +15944,54 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [9106] = 3,
+  [9947] = 4,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(486), 9,
+    ACTIONS(322), 1,
+      anon_sym_SEMI,
+    ACTIONS(318), 8,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_asyncfor,
+    ACTIONS(320), 29,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [9995] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(491), 9,
       ts_builtin_sym_end,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
@@ -14853,12 +16001,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_asyncfor,
-    ACTIONS(488), 27,
+    ACTIONS(493), 29,
       anon_sym_async,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_if,
       anon_sym_match,
       anon_sym_while,
@@ -14881,10 +16031,61 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [9150] = 3,
+  [10041] = 11,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(490), 9,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(314), 3,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+    ACTIONS(316), 18,
+      sym__identifier_pattern,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10103] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(530), 9,
       ts_builtin_sym_end,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
@@ -14894,12 +16095,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_asyncfor,
-    ACTIONS(492), 27,
+    ACTIONS(532), 29,
       anon_sym_async,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_if,
       anon_sym_match,
       anon_sym_while,
@@ -14922,10 +16125,10 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [9194] = 3,
+  [10149] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(288), 9,
+    ACTIONS(534), 9,
       ts_builtin_sym_end,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
@@ -14935,12 +16138,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_asyncfor,
-    ACTIONS(290), 27,
+    ACTIONS(536), 29,
       anon_sym_async,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_if,
       anon_sym_match,
       anon_sym_while,
@@ -14963,887 +16168,328 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [9238] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(494), 9,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_asyncfor,
-    ACTIONS(496), 27,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9282] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(498), 9,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_asyncfor,
-    ACTIONS(500), 27,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9326] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(502), 9,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_asyncfor,
-    ACTIONS(504), 27,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9370] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(506), 9,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_asyncfor,
-    ACTIONS(508), 27,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9414] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(423), 9,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_asyncfor,
-    ACTIONS(425), 27,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9458] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(510), 9,
-      ts_builtin_sym_end,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_asyncfor,
-    ACTIONS(512), 27,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9502] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(514), 1,
-      anon_sym_elseif,
-    ACTIONS(516), 1,
-      anon_sym_else,
-    STATE(245), 1,
-      sym_else,
-    STATE(230), 2,
-      sym_else_if,
-      aux_sym_if_else_repeat1,
-    ACTIONS(403), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(405), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9553] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(514), 1,
-      anon_sym_elseif,
-    ACTIONS(516), 1,
-      anon_sym_else,
-    STATE(247), 1,
-      sym_else,
-    STATE(231), 2,
-      sym_else_if,
-      aux_sym_if_else_repeat1,
-    ACTIONS(423), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(425), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9604] = 5,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(518), 1,
-      anon_sym_elseif,
-    STATE(231), 2,
-      sym_else_if,
-      aux_sym_if_else_repeat1,
-    ACTIONS(457), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(459), 22,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_else,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9650] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(523), 6,
-      anon_sym_LBRACE,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_asyncfor,
-    ACTIONS(521), 27,
-      anon_sym_async,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_if,
-      anon_sym_match,
-      anon_sym_while,
-      anon_sym_for,
-      anon_sym_return,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9691] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(474), 10,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-      anon_sym_elseif,
-    ACTIONS(476), 22,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_else,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9731] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(238), 10,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-      anon_sym_elseif,
-    ACTIONS(240), 22,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_else,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9771] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(470), 10,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-      anon_sym_elseif,
-    ACTIONS(472), 22,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_else,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9811] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(266), 10,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-      anon_sym_elseif,
-    ACTIONS(268), 22,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_else,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9851] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(490), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(492), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9889] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(288), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(290), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9927] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(478), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(480), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [9965] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(494), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(496), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10003] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(486), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(488), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10041] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(302), 1,
-      anon_sym_SEMI,
-    ACTIONS(288), 8,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(290), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10081] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(482), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(484), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10119] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(498), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(500), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10157] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(423), 9,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
-      anon_sym_SEMI,
-      anon_sym_COMMA,
-      sym_float,
-      sym_string,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_STAR,
-    ACTIONS(425), 21,
-      sym__identifier_pattern,
-      sym_integer,
-      anon_sym_true,
-      anon_sym_false,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
   [10195] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(502), 9,
+    ACTIONS(538), 9,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_asyncfor,
+    ACTIONS(540), 29,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10241] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(318), 9,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_asyncfor,
+    ACTIONS(320), 29,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10287] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(542), 9,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_asyncfor,
+    ACTIONS(544), 29,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10333] = 11,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(318), 3,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+    ACTIONS(320), 18,
+      sym__identifier_pattern,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10395] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(546), 9,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_asyncfor,
+    ACTIONS(548), 29,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10441] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(550), 9,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_asyncfor,
+    ACTIONS(552), 29,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10487] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(554), 9,
+      ts_builtin_sym_end,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_asyncfor,
+    ACTIONS(556), 29,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10533] = 7,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(558), 1,
+      anon_sym_elseif,
+    ACTIONS(560), 1,
+      anon_sym_else,
+    STATE(249), 1,
+      sym_else,
+    STATE(240), 2,
+      sym_else_if,
+      aux_sym_if_else_repeat1,
+    ACTIONS(491), 9,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -15853,11 +16499,13 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_STAR,
-    ACTIONS(504), 21,
+    ACTIONS(493), 23,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -15875,10 +16523,19 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10233] = 3,
+  [10586] = 7,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(506), 9,
+    ACTIONS(558), 1,
+      anon_sym_elseif,
+    ACTIONS(560), 1,
+      anon_sym_else,
+    STATE(246), 1,
+      sym_else,
+    STATE(238), 2,
+      sym_else_if,
+      aux_sym_if_else_repeat1,
+    ACTIONS(499), 9,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -15888,11 +16545,13 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_STAR,
-    ACTIONS(508), 21,
+    ACTIONS(501), 23,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -15910,10 +16569,15 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10271] = 3,
+  [10639] = 5,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(510), 9,
+    ACTIONS(562), 1,
+      anon_sym_elseif,
+    STATE(240), 2,
+      sym_else_if,
+      aux_sym_if_else_repeat1,
+    ACTIONS(507), 9,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
       anon_sym_SEMI,
@@ -15923,11 +16587,14 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_STAR,
-    ACTIONS(512), 21,
+    ACTIONS(509), 24,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_else,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -15945,24 +16612,68 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10309] = 4,
+  [10687] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(529), 1,
+    ACTIONS(567), 6,
+      anon_sym_LBRACE,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_asyncfor,
+    ACTIONS(565), 29,
+      anon_sym_async,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_if,
+      anon_sym_match,
+      anon_sym_while,
+      anon_sym_for,
+      anon_sym_return,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10730] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(284), 10,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
       anon_sym_COMMA,
-    ACTIONS(527), 7,
-      anon_sym_LBRACE,
-      anon_sym_RBRACE,
       sym_float,
       sym_string,
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_STAR,
-    ACTIONS(525), 21,
+      anon_sym_elseif,
+    ACTIONS(286), 24,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_else,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -15980,22 +16691,28 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10348] = 3,
+  [10772] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(533), 7,
+    ACTIONS(256), 10,
       anon_sym_LBRACE,
       anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
       sym_float,
       sym_string,
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_STAR,
-    ACTIONS(531), 21,
+      anon_sym_elseif,
+    ACTIONS(258), 24,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_else,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -16013,21 +16730,618 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10384] = 3,
+  [10814] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(396), 6,
+    ACTIONS(514), 10,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+      anon_sym_elseif,
+    ACTIONS(516), 24,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_else,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10856] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(518), 10,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+      anon_sym_elseif,
+    ACTIONS(520), 24,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_else,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10898] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(491), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(493), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10938] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(554), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(556), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [10978] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(318), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(320), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11018] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(550), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(552), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11058] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(542), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(544), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11098] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(522), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(524), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11138] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(546), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(548), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11178] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(530), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(532), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11218] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(538), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(540), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11258] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(534), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(536), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11298] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(526), 9,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_SEMI,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(528), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11338] = 4,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(328), 1,
+      anon_sym_SEMI,
+    ACTIONS(318), 8,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      anon_sym_COMMA,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(320), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11380] = 4,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(573), 1,
+      anon_sym_COMMA,
+    ACTIONS(571), 7,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(569), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11421] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(577), 7,
+      anon_sym_LBRACE,
+      anon_sym_RBRACE,
+      sym_float,
+      sym_string,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_STAR,
+    ACTIONS(575), 23,
+      sym__identifier_pattern,
+      sym_integer,
+      anon_sym_true,
+      anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11459] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(428), 6,
       anon_sym_LBRACE,
       sym_float,
       sym_string,
       anon_sym_LBRACK,
       anon_sym_LPAREN,
       anon_sym_RPAREN,
-    ACTIONS(535), 21,
+    ACTIONS(579), 23,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -16045,21 +17359,23 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10419] = 3,
+  [11496] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(447), 6,
+    ACTIONS(467), 6,
       anon_sym_LBRACE,
       sym_float,
       sym_string,
       anon_sym_LBRACK,
       anon_sym_RBRACK,
       anon_sym_LPAREN,
-    ACTIONS(537), 21,
+    ACTIONS(581), 23,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -16077,20 +17393,22 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10454] = 3,
+  [11533] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(541), 5,
+    ACTIONS(585), 5,
       anon_sym_LBRACE,
       sym_float,
       sym_string,
       anon_sym_LBRACK,
       anon_sym_LPAREN,
-    ACTIONS(539), 21,
+    ACTIONS(583), 23,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -16108,20 +17426,22 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10488] = 3,
+  [11569] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(545), 5,
+    ACTIONS(589), 5,
       anon_sym_LBRACE,
       sym_float,
       sym_string,
       anon_sym_LBRACK,
       anon_sym_LPAREN,
-    ACTIONS(543), 21,
+    ACTIONS(587), 23,
       sym__identifier_pattern,
       sym_integer,
       anon_sym_true,
       anon_sym_false,
+      anon_sym_none,
+      anon_sym_some,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -16139,17 +17459,17 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10522] = 3,
+  [11605] = 3,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(549), 6,
+    ACTIONS(593), 6,
       anon_sym_LBRACE,
       anon_sym_COMMA,
       anon_sym_EQ,
       anon_sym_RPAREN,
       anon_sym_PLUS_EQ,
       anon_sym_DASH_EQ,
-    ACTIONS(547), 19,
+    ACTIONS(591), 19,
       anon_sym_async,
       sym__identifier_pattern,
       anon_sym_assert,
@@ -16169,20 +17489,82 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10555] = 7,
+  [11638] = 7,
     ACTIONS(3), 1,
       sym__comment,
     ACTIONS(5), 1,
       sym__identifier_pattern,
-    ACTIONS(86), 1,
+    ACTIONS(595), 1,
       anon_sym_RBRACE,
-    STATE(43), 1,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(270), 1,
+      aux_sym_map_repeat1,
+    STATE(328), 1,
+      sym_identifier,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11676] = 7,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(39), 1,
+      anon_sym_RBRACE,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(275), 1,
+      aux_sym_map_repeat1,
+    STATE(328), 1,
+      sym_identifier,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11714] = 7,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(94), 1,
+      anon_sym_RBRACE,
+    STATE(53), 1,
       sym_built_in_function,
     STATE(269), 1,
       aux_sym_map_repeat1,
-    STATE(314), 1,
+    STATE(328), 1,
       sym_identifier,
-    ACTIONS(33), 17,
+    ACTIONS(37), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -16200,20 +17582,20 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10593] = 7,
+  [11752] = 7,
     ACTIONS(3), 1,
       sym__comment,
     ACTIONS(5), 1,
       sym__identifier_pattern,
-    ACTIONS(551), 1,
+    ACTIONS(597), 1,
       anon_sym_RPAREN,
-    STATE(43), 1,
+    STATE(53), 1,
       sym_built_in_function,
-    STATE(268), 1,
+    STATE(277), 1,
       aux_sym_function_repeat1,
-    STATE(317), 1,
+    STATE(336), 1,
       sym_identifier,
-    ACTIONS(33), 17,
+    ACTIONS(37), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -16231,550 +17613,82 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [10631] = 7,
+  [11790] = 7,
     ACTIONS(3), 1,
       sym__comment,
     ACTIONS(5), 1,
       sym__identifier_pattern,
-    ACTIONS(553), 1,
-      anon_sym_RPAREN,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(257), 1,
-      aux_sym_function_repeat1,
-    STATE(317), 1,
-      sym_identifier,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10669] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(555), 1,
-      anon_sym_RPAREN,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(261), 1,
-      aux_sym_function_repeat1,
-    STATE(317), 1,
-      sym_identifier,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10707] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(82), 1,
+    ACTIONS(599), 1,
       anon_sym_RBRACE,
-    STATE(43), 1,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(270), 1,
+      aux_sym_map_repeat1,
+    STATE(328), 1,
+      sym_identifier,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11828] = 7,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(601), 1,
+      sym__identifier_pattern,
+    ACTIONS(604), 1,
+      anon_sym_RBRACE,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(270), 1,
+      aux_sym_map_repeat1,
+    STATE(328), 1,
+      sym_identifier,
+    ACTIONS(606), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11866] = 7,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(96), 1,
+      anon_sym_RBRACE,
+    STATE(53), 1,
       sym_built_in_function,
     STATE(265), 1,
       aux_sym_map_repeat1,
-    STATE(314), 1,
-      sym_identifier,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10745] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(557), 1,
-      anon_sym_RPAREN,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(268), 1,
-      aux_sym_function_repeat1,
-    STATE(317), 1,
-      sym_identifier,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10783] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(84), 1,
-      anon_sym_RBRACE,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(263), 1,
-      aux_sym_map_repeat1,
-    STATE(314), 1,
-      sym_identifier,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10821] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(559), 1,
-      anon_sym_RBRACE,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(264), 1,
-      aux_sym_map_repeat1,
-    STATE(314), 1,
-      sym_identifier,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10859] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(561), 1,
-      sym__identifier_pattern,
-    ACTIONS(564), 1,
-      anon_sym_RBRACE,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(264), 1,
-      aux_sym_map_repeat1,
-    STATE(314), 1,
-      sym_identifier,
-    ACTIONS(566), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10897] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(569), 1,
-      anon_sym_RBRACE,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(264), 1,
-      aux_sym_map_repeat1,
-    STATE(314), 1,
-      sym_identifier,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10935] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(571), 1,
-      anon_sym_RPAREN,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(268), 1,
-      aux_sym_function_repeat1,
-    STATE(317), 1,
-      sym_identifier,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [10973] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(573), 1,
-      anon_sym_RPAREN,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(266), 1,
-      aux_sym_function_repeat1,
-    STATE(317), 1,
-      sym_identifier,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [11011] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(575), 1,
-      sym__identifier_pattern,
-    ACTIONS(578), 1,
-      anon_sym_RPAREN,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(268), 1,
-      aux_sym_function_repeat1,
-    STATE(317), 1,
-      sym_identifier,
-    ACTIONS(580), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [11049] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    ACTIONS(583), 1,
-      anon_sym_RBRACE,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(264), 1,
-      aux_sym_map_repeat1,
-    STATE(314), 1,
-      sym_identifier,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [11087] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    ACTIONS(585), 1,
-      anon_sym_async,
-    ACTIONS(587), 1,
-      anon_sym_LBRACE,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    STATE(233), 1,
-      sym_block,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-  [11133] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    ACTIONS(589), 1,
-      anon_sym_async,
-    ACTIONS(591), 1,
-      anon_sym_LBRACE,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    STATE(216), 1,
-      sym_block,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-  [11179] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    ACTIONS(593), 1,
-      anon_sym_async,
-    ACTIONS(595), 1,
-      anon_sym_LBRACE,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    STATE(237), 1,
-      sym_block,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-  [11225] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    ACTIONS(593), 1,
-      anon_sym_async,
-    ACTIONS(595), 1,
-      anon_sym_LBRACE,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    STATE(243), 1,
-      sym_block,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-  [11271] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(599), 1,
-      anon_sym_RBRACE,
-    ACTIONS(601), 1,
-      anon_sym_COMMA,
-    ACTIONS(597), 18,
-      sym__identifier_pattern,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [11301] = 5,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(5), 1,
-      sym__identifier_pattern,
-    STATE(43), 1,
-      sym_built_in_function,
     STATE(328), 1,
       sym_identifier,
-    ACTIONS(33), 17,
+    ACTIONS(37), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -16792,204 +17706,20 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [11333] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    ACTIONS(585), 1,
-      anon_sym_async,
-    ACTIONS(587), 1,
-      anon_sym_LBRACE,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    STATE(235), 1,
-      sym_block,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-  [11379] = 5,
+  [11904] = 7,
     ACTIONS(3), 1,
       sym__comment,
     ACTIONS(5), 1,
       sym__identifier_pattern,
-    STATE(43), 1,
-      sym_built_in_function,
-    STATE(327), 1,
-      sym_identifier,
-    ACTIONS(33), 17,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [11411] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    ACTIONS(603), 1,
-      anon_sym_async,
-    ACTIONS(605), 1,
-      anon_sym_LBRACE,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    STATE(219), 1,
-      sym_block,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-  [11457] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
     ACTIONS(609), 1,
-      anon_sym_RBRACE,
-    ACTIONS(611), 1,
-      anon_sym_COMMA,
-    ACTIONS(607), 18,
-      sym__identifier_pattern,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [11487] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    ACTIONS(603), 1,
-      anon_sym_async,
-    ACTIONS(605), 1,
-      anon_sym_LBRACE,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    STATE(221), 1,
-      sym_block,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-  [11533] = 12,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    ACTIONS(589), 1,
-      anon_sym_async,
-    ACTIONS(591), 1,
-      anon_sym_LBRACE,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    STATE(215), 1,
-      sym_block,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-  [11579] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(578), 1,
       anon_sym_RPAREN,
-    ACTIONS(615), 1,
-      anon_sym_COMMA,
-    ACTIONS(613), 18,
-      sym__identifier_pattern,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(277), 1,
+      aux_sym_function_repeat1,
+    STATE(336), 1,
+      sym_identifier,
+    ACTIONS(37), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -17007,13 +17737,144 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [11609] = 3,
+  [11942] = 7,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(611), 1,
+      anon_sym_RPAREN,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(278), 1,
+      aux_sym_function_repeat1,
+    STATE(336), 1,
+      sym_identifier,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [11980] = 7,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(613), 1,
+      anon_sym_RPAREN,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(272), 1,
+      aux_sym_function_repeat1,
+    STATE(336), 1,
+      sym_identifier,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12018] = 7,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(615), 1,
+      anon_sym_RBRACE,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(270), 1,
+      aux_sym_map_repeat1,
+    STATE(328), 1,
+      sym_identifier,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12056] = 7,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    ACTIONS(617), 1,
+      anon_sym_RPAREN,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(268), 1,
+      aux_sym_function_repeat1,
+    STATE(336), 1,
+      sym_identifier,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12094] = 7,
     ACTIONS(3), 1,
       sym__comment,
     ACTIONS(619), 1,
+      sym__identifier_pattern,
+    ACTIONS(622), 1,
       anon_sym_RPAREN,
-    ACTIONS(617), 18,
-      sym__identifier_pattern,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(277), 1,
+      aux_sym_function_repeat1,
+    STATE(336), 1,
+      sym_identifier,
+    ACTIONS(624), 17,
       anon_sym_assert,
       anon_sym_assert_equal,
       anon_sym_bash,
@@ -17031,1252 +17892,1911 @@ static const uint16_t ts_small_parse_table[] = {
       anon_sym_read,
       anon_sym_to_json,
       anon_sym_write,
-  [11636] = 3,
+  [12132] = 7,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(623), 1,
-      anon_sym_RBRACE,
-    ACTIONS(621), 18,
+    ACTIONS(5), 1,
       sym__identifier_pattern,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [11663] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(609), 1,
-      anon_sym_RBRACE,
-    ACTIONS(607), 18,
-      sym__identifier_pattern,
-      anon_sym_assert,
-      anon_sym_assert_equal,
-      anon_sym_bash,
-      anon_sym_download,
-      anon_sym_fish,
-      anon_sym_from_json,
-      anon_sym_length,
-      anon_sym_metadata,
-      anon_sym_output,
-      anon_sym_output_error,
-      anon_sym_random,
-      anon_sym_random_boolean,
-      anon_sym_random_float,
-      anon_sym_random_integer,
-      anon_sym_read,
-      anon_sym_to_json,
-      anon_sym_write,
-  [11690] = 10,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
-    ACTIONS(625), 1,
-      anon_sym_LBRACE,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-  [11730] = 10,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(108), 1,
-      anon_sym_DASH,
-    ACTIONS(320), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(326), 1,
-      anon_sym_COLON,
     ACTIONS(627), 1,
-      anon_sym_LBRACE,
-    STATE(175), 1,
-      sym_logic_operator,
-    STATE(189), 1,
-      sym_math_operator,
-    ACTIONS(112), 2,
-      anon_sym_GT,
-      anon_sym_LT,
-    ACTIONS(106), 4,
-      anon_sym_PLUS,
-      anon_sym_STAR,
-      anon_sym_SLASH,
-      anon_sym_PERCENT,
-    ACTIONS(110), 6,
-      anon_sym_EQ_EQ,
-      anon_sym_BANG_EQ,
-      anon_sym_AMP_AMP,
-      anon_sym_PIPE_PIPE,
-      anon_sym_GT_EQ,
-      anon_sym_LT_EQ,
-  [11770] = 10,
+      anon_sym_RPAREN,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(277), 1,
+      aux_sym_function_repeat1,
+    STATE(336), 1,
+      sym_identifier,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12170] = 12,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(108), 1,
+    ACTIONS(122), 1,
       anon_sym_DASH,
-    ACTIONS(320), 1,
+    ACTIONS(344), 1,
       anon_sym_DASH_GT,
-    ACTIONS(326), 1,
+    ACTIONS(354), 1,
       anon_sym_COLON,
     ACTIONS(629), 1,
-      anon_sym_EQ_GT,
-    STATE(175), 1,
+      anon_sym_async,
+    ACTIONS(631), 1,
+      anon_sym_LBRACE,
+    STATE(180), 1,
       sym_logic_operator,
-    STATE(189), 1,
+    STATE(184), 1,
       sym_math_operator,
-    ACTIONS(112), 2,
+    STATE(230), 1,
+      sym_block,
+    ACTIONS(126), 2,
       anon_sym_GT,
       anon_sym_LT,
-    ACTIONS(106), 4,
+    ACTIONS(120), 4,
       anon_sym_PLUS,
       anon_sym_STAR,
       anon_sym_SLASH,
       anon_sym_PERCENT,
-    ACTIONS(110), 6,
+    ACTIONS(124), 6,
       anon_sym_EQ_EQ,
       anon_sym_BANG_EQ,
       anon_sym_AMP_AMP,
       anon_sym_PIPE_PIPE,
       anon_sym_GT_EQ,
       anon_sym_LT_EQ,
-  [11810] = 3,
+  [12216] = 5,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(352), 1,
+      sym_identifier,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12248] = 12,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(633), 1,
+      anon_sym_async,
+    ACTIONS(635), 1,
+      anon_sym_LBRACE,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    STATE(255), 1,
+      sym_block,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12294] = 12,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(637), 1,
+      anon_sym_async,
+    ACTIONS(639), 1,
+      anon_sym_LBRACE,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    STATE(245), 1,
+      sym_block,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12340] = 12,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(641), 1,
+      anon_sym_async,
+    ACTIONS(643), 1,
+      anon_sym_LBRACE,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    STATE(219), 1,
+      sym_block,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12386] = 12,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(633), 1,
+      anon_sym_async,
+    ACTIONS(635), 1,
+      anon_sym_LBRACE,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    STATE(254), 1,
+      sym_block,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12432] = 5,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(5), 1,
+      sym__identifier_pattern,
+    STATE(53), 1,
+      sym_built_in_function,
+    STATE(345), 1,
+      sym_identifier,
+    ACTIONS(37), 17,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12464] = 12,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(629), 1,
+      anon_sym_async,
+    ACTIONS(631), 1,
+      anon_sym_LBRACE,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    STATE(231), 1,
+      sym_block,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12510] = 4,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(622), 1,
+      anon_sym_RPAREN,
+    ACTIONS(647), 1,
+      anon_sym_COMMA,
+    ACTIONS(645), 18,
+      sym__identifier_pattern,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12540] = 4,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(651), 1,
+      anon_sym_RBRACE,
+    ACTIONS(653), 1,
+      anon_sym_COMMA,
+    ACTIONS(649), 18,
+      sym__identifier_pattern,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12570] = 12,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(641), 1,
+      anon_sym_async,
+    ACTIONS(643), 1,
+      anon_sym_LBRACE,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    STATE(221), 1,
+      sym_block,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12616] = 12,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(637), 1,
+      anon_sym_async,
+    ACTIONS(639), 1,
+      anon_sym_LBRACE,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    STATE(244), 1,
+      sym_block,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12662] = 4,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(657), 1,
+      anon_sym_RBRACE,
+    ACTIONS(659), 1,
+      anon_sym_COMMA,
+    ACTIONS(655), 18,
+      sym__identifier_pattern,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12692] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(663), 1,
+      anon_sym_RPAREN,
+    ACTIONS(661), 18,
+      sym__identifier_pattern,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12719] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(657), 1,
+      anon_sym_RBRACE,
+    ACTIONS(655), 18,
+      sym__identifier_pattern,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12746] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(667), 1,
+      anon_sym_RBRACE,
+    ACTIONS(665), 18,
+      sym__identifier_pattern,
+      anon_sym_assert,
+      anon_sym_assert_equal,
+      anon_sym_bash,
+      anon_sym_download,
+      anon_sym_fish,
+      anon_sym_from_json,
+      anon_sym_length,
+      anon_sym_metadata,
+      anon_sym_output,
+      anon_sym_output_error,
+      anon_sym_random,
+      anon_sym_random_boolean,
+      anon_sym_random_float,
+      anon_sym_random_integer,
+      anon_sym_read,
+      anon_sym_to_json,
+      anon_sym_write,
+  [12773] = 10,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(669), 1,
+      anon_sym_RPAREN,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12813] = 10,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(671), 1,
+      anon_sym_RPAREN,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12853] = 10,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(673), 1,
+      anon_sym_LBRACE,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12893] = 10,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(675), 1,
+      anon_sym_LBRACE,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12933] = 10,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(677), 1,
+      anon_sym_RPAREN,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [12973] = 10,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(122), 1,
+      anon_sym_DASH,
+    ACTIONS(344), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(354), 1,
+      anon_sym_COLON,
+    ACTIONS(679), 1,
+      anon_sym_EQ_GT,
+    STATE(180), 1,
+      sym_logic_operator,
+    STATE(184), 1,
+      sym_math_operator,
+    ACTIONS(126), 2,
+      anon_sym_GT,
+      anon_sym_LT,
+    ACTIONS(120), 4,
+      anon_sym_PLUS,
+      anon_sym_STAR,
+      anon_sym_SLASH,
+      anon_sym_PERCENT,
+    ACTIONS(124), 6,
+      anon_sym_EQ_EQ,
+      anon_sym_BANG_EQ,
+      anon_sym_AMP_AMP,
+      anon_sym_PIPE_PIPE,
+      anon_sym_GT_EQ,
+      anon_sym_LT_EQ,
+  [13013] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(683), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(681), 14,
+      anon_sym_COMMA,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_GT,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+      anon_sym_option,
+  [13036] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(687), 1,
+      anon_sym_DASH_GT,
+    ACTIONS(685), 14,
+      anon_sym_COMMA,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_GT,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+      anon_sym_option,
+  [13059] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(689), 14,
+      anon_sym_COMMA,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_GT,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+      anon_sym_option,
+  [13079] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(681), 14,
+      anon_sym_COMMA,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_GT,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+      anon_sym_option,
+  [13099] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(691), 14,
+      anon_sym_COMMA,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_GT,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+      anon_sym_option,
+  [13119] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(693), 14,
+      anon_sym_COMMA,
+      anon_sym_LBRACK,
+      anon_sym_RBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_GT,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+      anon_sym_option,
+  [13139] = 8,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(695), 1,
+      anon_sym_LBRACK,
+    ACTIONS(697), 1,
+      anon_sym_LPAREN,
+    ACTIONS(699), 1,
+      anon_sym_RPAREN,
+    ACTIONS(703), 1,
+      anon_sym_option,
+    STATE(309), 1,
+      aux_sym_type_repeat1,
+    STATE(310), 1,
+      sym_type,
+    ACTIONS(701), 7,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+  [13170] = 8,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(705), 1,
+      anon_sym_LBRACK,
+    ACTIONS(708), 1,
+      anon_sym_LPAREN,
+    ACTIONS(711), 1,
+      anon_sym_RPAREN,
+    ACTIONS(716), 1,
+      anon_sym_option,
+    STATE(308), 1,
+      aux_sym_type_repeat1,
+    STATE(310), 1,
+      sym_type,
+    ACTIONS(713), 7,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+  [13201] = 8,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(695), 1,
+      anon_sym_LBRACK,
+    ACTIONS(697), 1,
+      anon_sym_LPAREN,
+    ACTIONS(703), 1,
+      anon_sym_option,
+    ACTIONS(719), 1,
+      anon_sym_RPAREN,
+    STATE(308), 1,
+      aux_sym_type_repeat1,
+    STATE(310), 1,
+      sym_type,
+    ACTIONS(701), 7,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+  [13232] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(721), 1,
+      anon_sym_COMMA,
+    ACTIONS(723), 11,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+      anon_sym_option,
+  [13252] = 6,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(695), 1,
+      anon_sym_LBRACK,
+    ACTIONS(697), 1,
+      anon_sym_LPAREN,
+    ACTIONS(703), 1,
+      anon_sym_option,
+    STATE(306), 1,
+      sym_type,
+    ACTIONS(701), 7,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+  [13277] = 6,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(695), 1,
+      anon_sym_LBRACK,
+    ACTIONS(697), 1,
+      anon_sym_LPAREN,
+    ACTIONS(703), 1,
+      anon_sym_option,
+    STATE(340), 1,
+      sym_type,
+    ACTIONS(701), 7,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+  [13302] = 6,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(695), 1,
+      anon_sym_LBRACK,
+    ACTIONS(697), 1,
+      anon_sym_LPAREN,
+    ACTIONS(703), 1,
+      anon_sym_option,
+    STATE(337), 1,
+      sym_type,
+    ACTIONS(701), 7,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+  [13327] = 6,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(695), 1,
+      anon_sym_LBRACK,
+    ACTIONS(697), 1,
+      anon_sym_LPAREN,
+    ACTIONS(703), 1,
+      anon_sym_option,
+    STATE(338), 1,
+      sym_type,
+    ACTIONS(701), 7,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+  [13352] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(711), 11,
+      anon_sym_LBRACK,
+      anon_sym_LPAREN,
+      anon_sym_RPAREN,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+      anon_sym_option,
+  [13369] = 6,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(695), 1,
+      anon_sym_LBRACK,
+    ACTIONS(697), 1,
+      anon_sym_LPAREN,
+    ACTIONS(703), 1,
+      anon_sym_option,
+    STATE(305), 1,
+      sym_type,
+    ACTIONS(701), 7,
+      anon_sym_any,
+      anon_sym_bool,
+      anon_sym_float,
+      anon_sym_int,
+      anon_sym_map,
+      anon_sym_num,
+      anon_sym_str,
+  [13394] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    STATE(46), 1,
+      sym_assignment_operator,
+    ACTIONS(238), 3,
+      anon_sym_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+  [13406] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    STATE(47), 1,
+      sym_assignment_operator,
+    ACTIONS(238), 3,
+      anon_sym_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+  [13418] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    STATE(40), 1,
+      sym_assignment_operator,
+    ACTIONS(238), 3,
+      anon_sym_EQ,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+  [13430] = 4,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(725), 1,
+      anon_sym_EQ,
+    STATE(46), 1,
+      sym_assignment_operator,
+    ACTIONS(238), 2,
+      anon_sym_PLUS_EQ,
+      anon_sym_DASH_EQ,
+  [13444] = 4,
     ACTIONS(3), 1,
       sym__comment,
     ACTIONS(633), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(631), 13,
-      anon_sym_COMMA,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_GT,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [11832] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(637), 1,
-      anon_sym_DASH_GT,
-    ACTIONS(635), 13,
-      anon_sym_COMMA,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_GT,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [11854] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(631), 13,
-      anon_sym_COMMA,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_GT,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [11873] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(639), 13,
-      anon_sym_COMMA,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_GT,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [11892] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(641), 13,
-      anon_sym_COMMA,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_GT,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [11911] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(643), 13,
-      anon_sym_COMMA,
-      anon_sym_LBRACK,
-      anon_sym_RBRACK,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_GT,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [11930] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(645), 1,
-      anon_sym_LBRACK,
-    ACTIONS(647), 1,
-      anon_sym_LPAREN,
-    ACTIONS(649), 1,
-      anon_sym_RPAREN,
-    STATE(297), 1,
-      aux_sym_type_repeat1,
-    STATE(298), 1,
-      sym_type,
-    ACTIONS(651), 7,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [11958] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(653), 1,
-      anon_sym_LBRACK,
-    ACTIONS(656), 1,
-      anon_sym_LPAREN,
-    ACTIONS(659), 1,
-      anon_sym_RPAREN,
-    STATE(296), 1,
-      aux_sym_type_repeat1,
-    STATE(298), 1,
-      sym_type,
-    ACTIONS(661), 7,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [11986] = 7,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(645), 1,
-      anon_sym_LBRACK,
-    ACTIONS(647), 1,
-      anon_sym_LPAREN,
-    ACTIONS(664), 1,
-      anon_sym_RPAREN,
-    STATE(296), 1,
-      aux_sym_type_repeat1,
-    STATE(298), 1,
-      sym_type,
-    ACTIONS(651), 7,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [12014] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(666), 1,
-      anon_sym_COMMA,
-    ACTIONS(668), 10,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [12033] = 5,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(645), 1,
-      anon_sym_LBRACK,
-    ACTIONS(647), 1,
-      anon_sym_LPAREN,
-    STATE(292), 1,
-      sym_type,
-    ACTIONS(651), 7,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [12055] = 5,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(645), 1,
-      anon_sym_LBRACK,
-    ACTIONS(647), 1,
-      anon_sym_LPAREN,
-    STATE(332), 1,
-      sym_type,
-    ACTIONS(651), 7,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [12077] = 5,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(645), 1,
-      anon_sym_LBRACK,
-    ACTIONS(647), 1,
-      anon_sym_LPAREN,
-    STATE(326), 1,
-      sym_type,
-    ACTIONS(651), 7,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [12099] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(659), 10,
-      anon_sym_LBRACK,
-      anon_sym_LPAREN,
-      anon_sym_RPAREN,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [12115] = 5,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(645), 1,
-      anon_sym_LBRACK,
-    ACTIONS(647), 1,
-      anon_sym_LPAREN,
-    STATE(294), 1,
-      sym_type,
-    ACTIONS(651), 7,
-      anon_sym_any,
-      anon_sym_bool,
-      anon_sym_float,
-      anon_sym_int,
-      anon_sym_map,
-      anon_sym_num,
-      anon_sym_str,
-  [12137] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    STATE(40), 1,
-      sym_assignment_operator,
-    ACTIONS(224), 3,
-      anon_sym_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-  [12149] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(670), 1,
-      anon_sym_EQ,
-    STATE(40), 1,
-      sym_assignment_operator,
-    ACTIONS(224), 2,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-  [12163] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    STATE(51), 1,
-      sym_assignment_operator,
-    ACTIONS(224), 3,
-      anon_sym_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-  [12175] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    STATE(54), 1,
-      sym_assignment_operator,
-    ACTIONS(224), 3,
-      anon_sym_EQ,
-      anon_sym_PLUS_EQ,
-      anon_sym_DASH_EQ,
-  [12187] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(603), 1,
       anon_sym_async,
-    ACTIONS(605), 1,
+    ACTIONS(635), 1,
       anon_sym_LBRACE,
-    STATE(65), 1,
+    STATE(99), 1,
       sym_block,
-  [12200] = 4,
+  [13457] = 4,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(603), 1,
+    ACTIONS(727), 1,
       anon_sym_async,
-    ACTIONS(605), 1,
+    ACTIONS(729), 1,
       anon_sym_LBRACE,
-    STATE(66), 1,
+    STATE(161), 1,
       sym_block,
-  [12213] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(593), 1,
-      anon_sym_async,
-    ACTIONS(595), 1,
-      anon_sym_LBRACE,
-    STATE(103), 1,
-      sym_block,
-  [12226] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(593), 1,
-      anon_sym_async,
-    ACTIONS(595), 1,
-      anon_sym_LBRACE,
-    STATE(98), 1,
-      sym_block,
-  [12239] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(672), 1,
-      anon_sym_async,
-    ACTIONS(674), 1,
-      anon_sym_LBRACE,
-    STATE(127), 1,
-      sym_block,
-  [12252] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(593), 1,
-      anon_sym_async,
-    ACTIONS(595), 1,
-      anon_sym_LBRACE,
-    STATE(248), 1,
-      sym_block,
-  [12265] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(676), 1,
-      anon_sym_EQ,
-    ACTIONS(678), 1,
-      anon_sym_LT,
-    STATE(338), 1,
-      sym_type_definition,
-  [12278] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(603), 1,
-      anon_sym_async,
-    ACTIONS(605), 1,
-      anon_sym_LBRACE,
-    STATE(228), 1,
-      sym_block,
-  [12291] = 4,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(672), 1,
-      anon_sym_async,
-    ACTIONS(674), 1,
-      anon_sym_LBRACE,
-    STATE(138), 1,
-      sym_block,
-  [12304] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(678), 1,
-      anon_sym_LT,
-    STATE(282), 1,
-      sym_type_definition,
-  [12314] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(678), 1,
-      anon_sym_LT,
-    STATE(308), 1,
-      sym_type_definition,
-  [12324] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(678), 1,
-      anon_sym_LT,
-    STATE(312), 1,
-      sym_type_definition,
-  [12334] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(678), 1,
-      anon_sym_LT,
-    STATE(309), 1,
-      sym_type_definition,
-  [12344] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(678), 1,
-      anon_sym_LT,
-    STATE(316), 1,
-      sym_type_definition,
-  [12354] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(678), 1,
-      anon_sym_LT,
-    STATE(310), 1,
-      sym_type_definition,
-  [12364] = 3,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(678), 1,
-      anon_sym_LT,
-    STATE(311), 1,
-      sym_type_definition,
-  [12374] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(680), 1,
-      anon_sym_LPAREN,
-  [12381] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(682), 1,
-      anon_sym_LBRACE,
-  [12388] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(684), 1,
-      anon_sym_RBRACK,
-  [12395] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(686), 1,
-      anon_sym_in,
-  [12402] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(688), 1,
-      anon_sym_in,
-  [12409] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(690), 1,
-      anon_sym_LPAREN,
-  [12416] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(692), 1,
-      anon_sym_LBRACE,
-  [12423] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(694), 1,
-      anon_sym_LBRACE,
-  [12430] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(696), 1,
-      anon_sym_GT,
-  [12437] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(698), 1,
-      anon_sym_LPAREN,
-  [12444] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(700), 1,
-      ts_builtin_sym_end,
-  [12451] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(702), 1,
-      anon_sym_LBRACE,
-  [12458] = 2,
-    ACTIONS(3), 1,
-      sym__comment,
-    ACTIONS(704), 1,
-      anon_sym_LBRACE,
-  [12465] = 2,
+  [13470] = 4,
     ACTIONS(3), 1,
       sym__comment,
     ACTIONS(629), 1,
-      anon_sym_EQ_GT,
-  [12472] = 2,
+      anon_sym_async,
+    ACTIONS(631), 1,
+      anon_sym_LBRACE,
+    STATE(61), 1,
+      sym_block,
+  [13483] = 4,
     ACTIONS(3), 1,
       sym__comment,
-    ACTIONS(706), 1,
+    ACTIONS(633), 1,
+      anon_sym_async,
+    ACTIONS(635), 1,
+      anon_sym_LBRACE,
+    STATE(90), 1,
+      sym_block,
+  [13496] = 4,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(633), 1,
+      anon_sym_async,
+    ACTIONS(635), 1,
+      anon_sym_LBRACE,
+    STATE(247), 1,
+      sym_block,
+  [13509] = 4,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(629), 1,
+      anon_sym_async,
+    ACTIONS(631), 1,
+      anon_sym_LBRACE,
+    STATE(237), 1,
+      sym_block,
+  [13522] = 4,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(629), 1,
+      anon_sym_async,
+    ACTIONS(631), 1,
+      anon_sym_LBRACE,
+    STATE(77), 1,
+      sym_block,
+  [13535] = 4,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(731), 1,
       anon_sym_EQ,
+    ACTIONS(733), 1,
+      anon_sym_LT,
+    STATE(343), 1,
+      sym_type_definition,
+  [13548] = 4,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(727), 1,
+      anon_sym_async,
+    ACTIONS(729), 1,
+      anon_sym_LBRACE,
+    STATE(163), 1,
+      sym_block,
+  [13561] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(733), 1,
+      anon_sym_LT,
+    STATE(329), 1,
+      sym_type_definition,
+  [13571] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(733), 1,
+      anon_sym_LT,
+    STATE(324), 1,
+      sym_type_definition,
+  [13581] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(733), 1,
+      anon_sym_LT,
+    STATE(321), 1,
+      sym_type_definition,
+  [13591] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(733), 1,
+      anon_sym_LT,
+    STATE(323), 1,
+      sym_type_definition,
+  [13601] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(733), 1,
+      anon_sym_LT,
+    STATE(322), 1,
+      sym_type_definition,
+  [13611] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(733), 1,
+      anon_sym_LT,
+    STATE(327), 1,
+      sym_type_definition,
+  [13621] = 3,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(733), 1,
+      anon_sym_LT,
+    STATE(287), 1,
+      sym_type_definition,
+  [13631] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(735), 1,
+      anon_sym_RBRACK,
+  [13638] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(737), 1,
+      anon_sym_RPAREN,
+  [13645] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(739), 1,
+      anon_sym_LPAREN,
+  [13652] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(741), 1,
+      anon_sym_GT,
+  [13659] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(743), 1,
+      anon_sym_LBRACE,
+  [13666] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(745), 1,
+      anon_sym_LPAREN,
+  [13673] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(747), 1,
+      anon_sym_EQ,
+  [13680] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(679), 1,
+      anon_sym_EQ_GT,
+  [13687] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(749), 1,
+      anon_sym_in,
+  [13694] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(751), 1,
+      anon_sym_LPAREN,
+  [13701] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(753), 1,
+      anon_sym_LBRACE,
+  [13708] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(755), 1,
+      anon_sym_LBRACE,
+  [13715] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(757), 1,
+      anon_sym_LPAREN,
+  [13722] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(759), 1,
+      anon_sym_LPAREN,
+  [13729] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(761), 1,
+      anon_sym_LPAREN,
+  [13736] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(763), 1,
+      anon_sym_in,
+  [13743] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(765), 1,
+      anon_sym_LBRACE,
+  [13750] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(767), 1,
+      anon_sym_LBRACE,
+  [13757] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(769), 1,
+      ts_builtin_sym_end,
+  [13764] = 2,
+    ACTIONS(3), 1,
+      sym__comment,
+    ACTIONS(771), 1,
+      anon_sym_LPAREN,
 };
 
 static const uint32_t ts_small_parse_table_map[] = {
-  [SMALL_STATE(76)] = 0,
-  [SMALL_STATE(77)] = 79,
-  [SMALL_STATE(78)] = 156,
-  [SMALL_STATE(79)] = 233,
-  [SMALL_STATE(80)] = 309,
-  [SMALL_STATE(81)] = 373,
-  [SMALL_STATE(82)] = 437,
-  [SMALL_STATE(83)] = 503,
-  [SMALL_STATE(84)] = 569,
-  [SMALL_STATE(85)] = 644,
-  [SMALL_STATE(86)] = 707,
-  [SMALL_STATE(87)] = 772,
-  [SMALL_STATE(88)] = 830,
-  [SMALL_STATE(89)] = 888,
-  [SMALL_STATE(90)] = 946,
-  [SMALL_STATE(91)] = 1004,
-  [SMALL_STATE(92)] = 1062,
-  [SMALL_STATE(93)] = 1120,
-  [SMALL_STATE(94)] = 1178,
-  [SMALL_STATE(95)] = 1236,
-  [SMALL_STATE(96)] = 1294,
-  [SMALL_STATE(97)] = 1352,
-  [SMALL_STATE(98)] = 1410,
-  [SMALL_STATE(99)] = 1468,
-  [SMALL_STATE(100)] = 1526,
-  [SMALL_STATE(101)] = 1584,
-  [SMALL_STATE(102)] = 1642,
-  [SMALL_STATE(103)] = 1700,
-  [SMALL_STATE(104)] = 1758,
-  [SMALL_STATE(105)] = 1816,
-  [SMALL_STATE(106)] = 1883,
-  [SMALL_STATE(107)] = 1945,
-  [SMALL_STATE(108)] = 2015,
-  [SMALL_STATE(109)] = 2085,
-  [SMALL_STATE(110)] = 2157,
-  [SMALL_STATE(111)] = 2216,
-  [SMALL_STATE(112)] = 2287,
-  [SMALL_STATE(113)] = 2358,
-  [SMALL_STATE(114)] = 2417,
-  [SMALL_STATE(115)] = 2474,
-  [SMALL_STATE(116)] = 2531,
-  [SMALL_STATE(117)] = 2600,
-  [SMALL_STATE(118)] = 2670,
-  [SMALL_STATE(119)] = 2740,
-  [SMALL_STATE(120)] = 2798,
-  [SMALL_STATE(121)] = 2868,
-  [SMALL_STATE(122)] = 2936,
-  [SMALL_STATE(123)] = 2992,
-  [SMALL_STATE(124)] = 3050,
-  [SMALL_STATE(125)] = 3101,
-  [SMALL_STATE(126)] = 3152,
-  [SMALL_STATE(127)] = 3203,
-  [SMALL_STATE(128)] = 3254,
-  [SMALL_STATE(129)] = 3305,
-  [SMALL_STATE(130)] = 3356,
-  [SMALL_STATE(131)] = 3407,
-  [SMALL_STATE(132)] = 3458,
-  [SMALL_STATE(133)] = 3509,
-  [SMALL_STATE(134)] = 3560,
-  [SMALL_STATE(135)] = 3611,
-  [SMALL_STATE(136)] = 3662,
-  [SMALL_STATE(137)] = 3713,
-  [SMALL_STATE(138)] = 3764,
-  [SMALL_STATE(139)] = 3815,
-  [SMALL_STATE(140)] = 3866,
-  [SMALL_STATE(141)] = 3917,
-  [SMALL_STATE(142)] = 3968,
-  [SMALL_STATE(143)] = 4044,
-  [SMALL_STATE(144)] = 4120,
-  [SMALL_STATE(145)] = 4196,
-  [SMALL_STATE(146)] = 4269,
-  [SMALL_STATE(147)] = 4342,
-  [SMALL_STATE(148)] = 4415,
-  [SMALL_STATE(149)] = 4488,
-  [SMALL_STATE(150)] = 4561,
-  [SMALL_STATE(151)] = 4634,
-  [SMALL_STATE(152)] = 4691,
-  [SMALL_STATE(153)] = 4764,
-  [SMALL_STATE(154)] = 4837,
-  [SMALL_STATE(155)] = 4910,
-  [SMALL_STATE(156)] = 4969,
-  [SMALL_STATE(157)] = 5042,
-  [SMALL_STATE(158)] = 5115,
-  [SMALL_STATE(159)] = 5188,
-  [SMALL_STATE(160)] = 5261,
-  [SMALL_STATE(161)] = 5334,
-  [SMALL_STATE(162)] = 5391,
-  [SMALL_STATE(163)] = 5464,
-  [SMALL_STATE(164)] = 5537,
-  [SMALL_STATE(165)] = 5607,
-  [SMALL_STATE(166)] = 5661,
-  [SMALL_STATE(167)] = 5713,
-  [SMALL_STATE(168)] = 5783,
-  [SMALL_STATE(169)] = 5853,
-  [SMALL_STATE(170)] = 5920,
-  [SMALL_STATE(171)] = 5987,
-  [SMALL_STATE(172)] = 6054,
-  [SMALL_STATE(173)] = 6121,
-  [SMALL_STATE(174)] = 6188,
-  [SMALL_STATE(175)] = 6255,
-  [SMALL_STATE(176)] = 6322,
-  [SMALL_STATE(177)] = 6389,
-  [SMALL_STATE(178)] = 6456,
-  [SMALL_STATE(179)] = 6523,
-  [SMALL_STATE(180)] = 6590,
-  [SMALL_STATE(181)] = 6657,
-  [SMALL_STATE(182)] = 6724,
-  [SMALL_STATE(183)] = 6791,
-  [SMALL_STATE(184)] = 6858,
-  [SMALL_STATE(185)] = 6925,
-  [SMALL_STATE(186)] = 6992,
-  [SMALL_STATE(187)] = 7059,
-  [SMALL_STATE(188)] = 7126,
-  [SMALL_STATE(189)] = 7193,
-  [SMALL_STATE(190)] = 7260,
-  [SMALL_STATE(191)] = 7327,
-  [SMALL_STATE(192)] = 7394,
-  [SMALL_STATE(193)] = 7461,
-  [SMALL_STATE(194)] = 7528,
-  [SMALL_STATE(195)] = 7595,
-  [SMALL_STATE(196)] = 7662,
-  [SMALL_STATE(197)] = 7729,
-  [SMALL_STATE(198)] = 7796,
-  [SMALL_STATE(199)] = 7863,
-  [SMALL_STATE(200)] = 7930,
-  [SMALL_STATE(201)] = 7997,
-  [SMALL_STATE(202)] = 8064,
-  [SMALL_STATE(203)] = 8131,
-  [SMALL_STATE(204)] = 8198,
-  [SMALL_STATE(205)] = 8265,
-  [SMALL_STATE(206)] = 8332,
-  [SMALL_STATE(207)] = 8399,
-  [SMALL_STATE(208)] = 8466,
-  [SMALL_STATE(209)] = 8533,
-  [SMALL_STATE(210)] = 8600,
-  [SMALL_STATE(211)] = 8664,
-  [SMALL_STATE(212)] = 8726,
-  [SMALL_STATE(213)] = 8788,
-  [SMALL_STATE(214)] = 8834,
-  [SMALL_STATE(215)] = 8880,
-  [SMALL_STATE(216)] = 8926,
-  [SMALL_STATE(217)] = 8972,
-  [SMALL_STATE(218)] = 9016,
-  [SMALL_STATE(219)] = 9062,
-  [SMALL_STATE(220)] = 9106,
-  [SMALL_STATE(221)] = 9150,
-  [SMALL_STATE(222)] = 9194,
-  [SMALL_STATE(223)] = 9238,
-  [SMALL_STATE(224)] = 9282,
-  [SMALL_STATE(225)] = 9326,
-  [SMALL_STATE(226)] = 9370,
-  [SMALL_STATE(227)] = 9414,
-  [SMALL_STATE(228)] = 9458,
-  [SMALL_STATE(229)] = 9502,
-  [SMALL_STATE(230)] = 9553,
-  [SMALL_STATE(231)] = 9604,
-  [SMALL_STATE(232)] = 9650,
-  [SMALL_STATE(233)] = 9691,
-  [SMALL_STATE(234)] = 9731,
-  [SMALL_STATE(235)] = 9771,
-  [SMALL_STATE(236)] = 9811,
-  [SMALL_STATE(237)] = 9851,
-  [SMALL_STATE(238)] = 9889,
-  [SMALL_STATE(239)] = 9927,
-  [SMALL_STATE(240)] = 9965,
-  [SMALL_STATE(241)] = 10003,
-  [SMALL_STATE(242)] = 10041,
-  [SMALL_STATE(243)] = 10081,
-  [SMALL_STATE(244)] = 10119,
-  [SMALL_STATE(245)] = 10157,
-  [SMALL_STATE(246)] = 10195,
-  [SMALL_STATE(247)] = 10233,
-  [SMALL_STATE(248)] = 10271,
-  [SMALL_STATE(249)] = 10309,
-  [SMALL_STATE(250)] = 10348,
-  [SMALL_STATE(251)] = 10384,
-  [SMALL_STATE(252)] = 10419,
-  [SMALL_STATE(253)] = 10454,
-  [SMALL_STATE(254)] = 10488,
-  [SMALL_STATE(255)] = 10522,
-  [SMALL_STATE(256)] = 10555,
-  [SMALL_STATE(257)] = 10593,
-  [SMALL_STATE(258)] = 10631,
-  [SMALL_STATE(259)] = 10669,
-  [SMALL_STATE(260)] = 10707,
-  [SMALL_STATE(261)] = 10745,
-  [SMALL_STATE(262)] = 10783,
-  [SMALL_STATE(263)] = 10821,
-  [SMALL_STATE(264)] = 10859,
-  [SMALL_STATE(265)] = 10897,
-  [SMALL_STATE(266)] = 10935,
-  [SMALL_STATE(267)] = 10973,
-  [SMALL_STATE(268)] = 11011,
-  [SMALL_STATE(269)] = 11049,
-  [SMALL_STATE(270)] = 11087,
-  [SMALL_STATE(271)] = 11133,
-  [SMALL_STATE(272)] = 11179,
-  [SMALL_STATE(273)] = 11225,
-  [SMALL_STATE(274)] = 11271,
-  [SMALL_STATE(275)] = 11301,
-  [SMALL_STATE(276)] = 11333,
-  [SMALL_STATE(277)] = 11379,
-  [SMALL_STATE(278)] = 11411,
-  [SMALL_STATE(279)] = 11457,
-  [SMALL_STATE(280)] = 11487,
-  [SMALL_STATE(281)] = 11533,
-  [SMALL_STATE(282)] = 11579,
-  [SMALL_STATE(283)] = 11609,
-  [SMALL_STATE(284)] = 11636,
-  [SMALL_STATE(285)] = 11663,
-  [SMALL_STATE(286)] = 11690,
-  [SMALL_STATE(287)] = 11730,
-  [SMALL_STATE(288)] = 11770,
-  [SMALL_STATE(289)] = 11810,
-  [SMALL_STATE(290)] = 11832,
-  [SMALL_STATE(291)] = 11854,
-  [SMALL_STATE(292)] = 11873,
-  [SMALL_STATE(293)] = 11892,
-  [SMALL_STATE(294)] = 11911,
-  [SMALL_STATE(295)] = 11930,
-  [SMALL_STATE(296)] = 11958,
-  [SMALL_STATE(297)] = 11986,
-  [SMALL_STATE(298)] = 12014,
-  [SMALL_STATE(299)] = 12033,
-  [SMALL_STATE(300)] = 12055,
-  [SMALL_STATE(301)] = 12077,
-  [SMALL_STATE(302)] = 12099,
-  [SMALL_STATE(303)] = 12115,
-  [SMALL_STATE(304)] = 12137,
-  [SMALL_STATE(305)] = 12149,
-  [SMALL_STATE(306)] = 12163,
-  [SMALL_STATE(307)] = 12175,
-  [SMALL_STATE(308)] = 12187,
-  [SMALL_STATE(309)] = 12200,
-  [SMALL_STATE(310)] = 12213,
-  [SMALL_STATE(311)] = 12226,
-  [SMALL_STATE(312)] = 12239,
-  [SMALL_STATE(313)] = 12252,
-  [SMALL_STATE(314)] = 12265,
-  [SMALL_STATE(315)] = 12278,
-  [SMALL_STATE(316)] = 12291,
-  [SMALL_STATE(317)] = 12304,
-  [SMALL_STATE(318)] = 12314,
-  [SMALL_STATE(319)] = 12324,
-  [SMALL_STATE(320)] = 12334,
-  [SMALL_STATE(321)] = 12344,
-  [SMALL_STATE(322)] = 12354,
-  [SMALL_STATE(323)] = 12364,
-  [SMALL_STATE(324)] = 12374,
-  [SMALL_STATE(325)] = 12381,
-  [SMALL_STATE(326)] = 12388,
-  [SMALL_STATE(327)] = 12395,
-  [SMALL_STATE(328)] = 12402,
-  [SMALL_STATE(329)] = 12409,
-  [SMALL_STATE(330)] = 12416,
-  [SMALL_STATE(331)] = 12423,
-  [SMALL_STATE(332)] = 12430,
-  [SMALL_STATE(333)] = 12437,
-  [SMALL_STATE(334)] = 12444,
-  [SMALL_STATE(335)] = 12451,
-  [SMALL_STATE(336)] = 12458,
-  [SMALL_STATE(337)] = 12465,
-  [SMALL_STATE(338)] = 12472,
+  [SMALL_STATE(78)] = 0,
+  [SMALL_STATE(79)] = 79,
+  [SMALL_STATE(80)] = 158,
+  [SMALL_STATE(81)] = 239,
+  [SMALL_STATE(82)] = 307,
+  [SMALL_STATE(83)] = 375,
+  [SMALL_STATE(84)] = 453,
+  [SMALL_STATE(85)] = 519,
+  [SMALL_STATE(86)] = 585,
+  [SMALL_STATE(87)] = 650,
+  [SMALL_STATE(88)] = 717,
+  [SMALL_STATE(89)] = 794,
+  [SMALL_STATE(90)] = 854,
+  [SMALL_STATE(91)] = 914,
+  [SMALL_STATE(92)] = 974,
+  [SMALL_STATE(93)] = 1034,
+  [SMALL_STATE(94)] = 1094,
+  [SMALL_STATE(95)] = 1154,
+  [SMALL_STATE(96)] = 1214,
+  [SMALL_STATE(97)] = 1274,
+  [SMALL_STATE(98)] = 1334,
+  [SMALL_STATE(99)] = 1394,
+  [SMALL_STATE(100)] = 1454,
+  [SMALL_STATE(101)] = 1514,
+  [SMALL_STATE(102)] = 1574,
+  [SMALL_STATE(103)] = 1634,
+  [SMALL_STATE(104)] = 1694,
+  [SMALL_STATE(105)] = 1754,
+  [SMALL_STATE(106)] = 1814,
+  [SMALL_STATE(107)] = 1874,
+  [SMALL_STATE(108)] = 1934,
+  [SMALL_STATE(109)] = 1994,
+  [SMALL_STATE(110)] = 2063,
+  [SMALL_STATE(111)] = 2127,
+  [SMALL_STATE(112)] = 2199,
+  [SMALL_STATE(113)] = 2271,
+  [SMALL_STATE(114)] = 2345,
+  [SMALL_STATE(115)] = 2418,
+  [SMALL_STATE(116)] = 2491,
+  [SMALL_STATE(117)] = 2561,
+  [SMALL_STATE(118)] = 2633,
+  [SMALL_STATE(119)] = 2693,
+  [SMALL_STATE(120)] = 2765,
+  [SMALL_STATE(121)] = 2825,
+  [SMALL_STATE(122)] = 2885,
+  [SMALL_STATE(123)] = 2943,
+  [SMALL_STATE(124)] = 3015,
+  [SMALL_STATE(125)] = 3073,
+  [SMALL_STATE(126)] = 3142,
+  [SMALL_STATE(127)] = 3199,
+  [SMALL_STATE(128)] = 3282,
+  [SMALL_STATE(129)] = 3341,
+  [SMALL_STATE(130)] = 3424,
+  [SMALL_STATE(131)] = 3507,
+  [SMALL_STATE(132)] = 3587,
+  [SMALL_STATE(133)] = 3667,
+  [SMALL_STATE(134)] = 3719,
+  [SMALL_STATE(135)] = 3799,
+  [SMALL_STATE(136)] = 3879,
+  [SMALL_STATE(137)] = 3931,
+  [SMALL_STATE(138)] = 3983,
+  [SMALL_STATE(139)] = 4035,
+  [SMALL_STATE(140)] = 4115,
+  [SMALL_STATE(141)] = 4167,
+  [SMALL_STATE(142)] = 4247,
+  [SMALL_STATE(143)] = 4299,
+  [SMALL_STATE(144)] = 4351,
+  [SMALL_STATE(145)] = 4431,
+  [SMALL_STATE(146)] = 4483,
+  [SMALL_STATE(147)] = 4563,
+  [SMALL_STATE(148)] = 4643,
+  [SMALL_STATE(149)] = 4695,
+  [SMALL_STATE(150)] = 4775,
+  [SMALL_STATE(151)] = 4827,
+  [SMALL_STATE(152)] = 4879,
+  [SMALL_STATE(153)] = 4931,
+  [SMALL_STATE(154)] = 5011,
+  [SMALL_STATE(155)] = 5063,
+  [SMALL_STATE(156)] = 5143,
+  [SMALL_STATE(157)] = 5195,
+  [SMALL_STATE(158)] = 5275,
+  [SMALL_STATE(159)] = 5355,
+  [SMALL_STATE(160)] = 5407,
+  [SMALL_STATE(161)] = 5459,
+  [SMALL_STATE(162)] = 5511,
+  [SMALL_STATE(163)] = 5563,
+  [SMALL_STATE(164)] = 5615,
+  [SMALL_STATE(165)] = 5695,
+  [SMALL_STATE(166)] = 5747,
+  [SMALL_STATE(167)] = 5827,
+  [SMALL_STATE(168)] = 5904,
+  [SMALL_STATE(169)] = 5981,
+  [SMALL_STATE(170)] = 6040,
+  [SMALL_STATE(171)] = 6099,
+  [SMALL_STATE(172)] = 6176,
+  [SMALL_STATE(173)] = 6250,
+  [SMALL_STATE(174)] = 6324,
+  [SMALL_STATE(175)] = 6398,
+  [SMALL_STATE(176)] = 6472,
+  [SMALL_STATE(177)] = 6546,
+  [SMALL_STATE(178)] = 6620,
+  [SMALL_STATE(179)] = 6694,
+  [SMALL_STATE(180)] = 6768,
+  [SMALL_STATE(181)] = 6842,
+  [SMALL_STATE(182)] = 6916,
+  [SMALL_STATE(183)] = 6990,
+  [SMALL_STATE(184)] = 7064,
+  [SMALL_STATE(185)] = 7138,
+  [SMALL_STATE(186)] = 7212,
+  [SMALL_STATE(187)] = 7286,
+  [SMALL_STATE(188)] = 7360,
+  [SMALL_STATE(189)] = 7434,
+  [SMALL_STATE(190)] = 7508,
+  [SMALL_STATE(191)] = 7582,
+  [SMALL_STATE(192)] = 7656,
+  [SMALL_STATE(193)] = 7730,
+  [SMALL_STATE(194)] = 7784,
+  [SMALL_STATE(195)] = 7858,
+  [SMALL_STATE(196)] = 7932,
+  [SMALL_STATE(197)] = 8006,
+  [SMALL_STATE(198)] = 8080,
+  [SMALL_STATE(199)] = 8154,
+  [SMALL_STATE(200)] = 8228,
+  [SMALL_STATE(201)] = 8302,
+  [SMALL_STATE(202)] = 8376,
+  [SMALL_STATE(203)] = 8450,
+  [SMALL_STATE(204)] = 8524,
+  [SMALL_STATE(205)] = 8598,
+  [SMALL_STATE(206)] = 8672,
+  [SMALL_STATE(207)] = 8746,
+  [SMALL_STATE(208)] = 8820,
+  [SMALL_STATE(209)] = 8894,
+  [SMALL_STATE(210)] = 8968,
+  [SMALL_STATE(211)] = 9042,
+  [SMALL_STATE(212)] = 9116,
+  [SMALL_STATE(213)] = 9190,
+  [SMALL_STATE(214)] = 9264,
+  [SMALL_STATE(215)] = 9338,
+  [SMALL_STATE(216)] = 9412,
+  [SMALL_STATE(217)] = 9486,
+  [SMALL_STATE(218)] = 9545,
+  [SMALL_STATE(219)] = 9593,
+  [SMALL_STATE(220)] = 9641,
+  [SMALL_STATE(221)] = 9695,
+  [SMALL_STATE(222)] = 9743,
+  [SMALL_STATE(223)] = 9791,
+  [SMALL_STATE(224)] = 9855,
+  [SMALL_STATE(225)] = 9901,
+  [SMALL_STATE(226)] = 9947,
+  [SMALL_STATE(227)] = 9995,
+  [SMALL_STATE(228)] = 10041,
+  [SMALL_STATE(229)] = 10103,
+  [SMALL_STATE(230)] = 10149,
+  [SMALL_STATE(231)] = 10195,
+  [SMALL_STATE(232)] = 10241,
+  [SMALL_STATE(233)] = 10287,
+  [SMALL_STATE(234)] = 10333,
+  [SMALL_STATE(235)] = 10395,
+  [SMALL_STATE(236)] = 10441,
+  [SMALL_STATE(237)] = 10487,
+  [SMALL_STATE(238)] = 10533,
+  [SMALL_STATE(239)] = 10586,
+  [SMALL_STATE(240)] = 10639,
+  [SMALL_STATE(241)] = 10687,
+  [SMALL_STATE(242)] = 10730,
+  [SMALL_STATE(243)] = 10772,
+  [SMALL_STATE(244)] = 10814,
+  [SMALL_STATE(245)] = 10856,
+  [SMALL_STATE(246)] = 10898,
+  [SMALL_STATE(247)] = 10938,
+  [SMALL_STATE(248)] = 10978,
+  [SMALL_STATE(249)] = 11018,
+  [SMALL_STATE(250)] = 11058,
+  [SMALL_STATE(251)] = 11098,
+  [SMALL_STATE(252)] = 11138,
+  [SMALL_STATE(253)] = 11178,
+  [SMALL_STATE(254)] = 11218,
+  [SMALL_STATE(255)] = 11258,
+  [SMALL_STATE(256)] = 11298,
+  [SMALL_STATE(257)] = 11338,
+  [SMALL_STATE(258)] = 11380,
+  [SMALL_STATE(259)] = 11421,
+  [SMALL_STATE(260)] = 11459,
+  [SMALL_STATE(261)] = 11496,
+  [SMALL_STATE(262)] = 11533,
+  [SMALL_STATE(263)] = 11569,
+  [SMALL_STATE(264)] = 11605,
+  [SMALL_STATE(265)] = 11638,
+  [SMALL_STATE(266)] = 11676,
+  [SMALL_STATE(267)] = 11714,
+  [SMALL_STATE(268)] = 11752,
+  [SMALL_STATE(269)] = 11790,
+  [SMALL_STATE(270)] = 11828,
+  [SMALL_STATE(271)] = 11866,
+  [SMALL_STATE(272)] = 11904,
+  [SMALL_STATE(273)] = 11942,
+  [SMALL_STATE(274)] = 11980,
+  [SMALL_STATE(275)] = 12018,
+  [SMALL_STATE(276)] = 12056,
+  [SMALL_STATE(277)] = 12094,
+  [SMALL_STATE(278)] = 12132,
+  [SMALL_STATE(279)] = 12170,
+  [SMALL_STATE(280)] = 12216,
+  [SMALL_STATE(281)] = 12248,
+  [SMALL_STATE(282)] = 12294,
+  [SMALL_STATE(283)] = 12340,
+  [SMALL_STATE(284)] = 12386,
+  [SMALL_STATE(285)] = 12432,
+  [SMALL_STATE(286)] = 12464,
+  [SMALL_STATE(287)] = 12510,
+  [SMALL_STATE(288)] = 12540,
+  [SMALL_STATE(289)] = 12570,
+  [SMALL_STATE(290)] = 12616,
+  [SMALL_STATE(291)] = 12662,
+  [SMALL_STATE(292)] = 12692,
+  [SMALL_STATE(293)] = 12719,
+  [SMALL_STATE(294)] = 12746,
+  [SMALL_STATE(295)] = 12773,
+  [SMALL_STATE(296)] = 12813,
+  [SMALL_STATE(297)] = 12853,
+  [SMALL_STATE(298)] = 12893,
+  [SMALL_STATE(299)] = 12933,
+  [SMALL_STATE(300)] = 12973,
+  [SMALL_STATE(301)] = 13013,
+  [SMALL_STATE(302)] = 13036,
+  [SMALL_STATE(303)] = 13059,
+  [SMALL_STATE(304)] = 13079,
+  [SMALL_STATE(305)] = 13099,
+  [SMALL_STATE(306)] = 13119,
+  [SMALL_STATE(307)] = 13139,
+  [SMALL_STATE(308)] = 13170,
+  [SMALL_STATE(309)] = 13201,
+  [SMALL_STATE(310)] = 13232,
+  [SMALL_STATE(311)] = 13252,
+  [SMALL_STATE(312)] = 13277,
+  [SMALL_STATE(313)] = 13302,
+  [SMALL_STATE(314)] = 13327,
+  [SMALL_STATE(315)] = 13352,
+  [SMALL_STATE(316)] = 13369,
+  [SMALL_STATE(317)] = 13394,
+  [SMALL_STATE(318)] = 13406,
+  [SMALL_STATE(319)] = 13418,
+  [SMALL_STATE(320)] = 13430,
+  [SMALL_STATE(321)] = 13444,
+  [SMALL_STATE(322)] = 13457,
+  [SMALL_STATE(323)] = 13470,
+  [SMALL_STATE(324)] = 13483,
+  [SMALL_STATE(325)] = 13496,
+  [SMALL_STATE(326)] = 13509,
+  [SMALL_STATE(327)] = 13522,
+  [SMALL_STATE(328)] = 13535,
+  [SMALL_STATE(329)] = 13548,
+  [SMALL_STATE(330)] = 13561,
+  [SMALL_STATE(331)] = 13571,
+  [SMALL_STATE(332)] = 13581,
+  [SMALL_STATE(333)] = 13591,
+  [SMALL_STATE(334)] = 13601,
+  [SMALL_STATE(335)] = 13611,
+  [SMALL_STATE(336)] = 13621,
+  [SMALL_STATE(337)] = 13631,
+  [SMALL_STATE(338)] = 13638,
+  [SMALL_STATE(339)] = 13645,
+  [SMALL_STATE(340)] = 13652,
+  [SMALL_STATE(341)] = 13659,
+  [SMALL_STATE(342)] = 13666,
+  [SMALL_STATE(343)] = 13673,
+  [SMALL_STATE(344)] = 13680,
+  [SMALL_STATE(345)] = 13687,
+  [SMALL_STATE(346)] = 13694,
+  [SMALL_STATE(347)] = 13701,
+  [SMALL_STATE(348)] = 13708,
+  [SMALL_STATE(349)] = 13715,
+  [SMALL_STATE(350)] = 13722,
+  [SMALL_STATE(351)] = 13729,
+  [SMALL_STATE(352)] = 13736,
+  [SMALL_STATE(353)] = 13743,
+  [SMALL_STATE(354)] = 13750,
+  [SMALL_STATE(355)] = 13757,
+  [SMALL_STATE(356)] = 13764,
 };
 
 static const TSParseActionEntry ts_parse_actions[] = {
   [0] = {.entry = {.count = 0, .reusable = false}},
   [1] = {.entry = {.count = 1, .reusable = false}}, RECOVER(),
   [3] = {.entry = {.count = 1, .reusable = true}}, SHIFT_EXTRA(),
-  [5] = {.entry = {.count = 1, .reusable = false}}, SHIFT(43),
-  [7] = {.entry = {.count = 1, .reusable = false}}, SHIFT(330),
+  [5] = {.entry = {.count = 1, .reusable = false}}, SHIFT(53),
+  [7] = {.entry = {.count = 1, .reusable = false}}, SHIFT(347),
   [9] = {.entry = {.count = 1, .reusable = true}}, SHIFT(4),
-  [11] = {.entry = {.count = 1, .reusable = false}}, SHIFT(67),
-  [13] = {.entry = {.count = 1, .reusable = true}}, SHIFT(67),
-  [15] = {.entry = {.count = 1, .reusable = false}}, SHIFT(59),
-  [17] = {.entry = {.count = 1, .reusable = true}}, SHIFT(147),
-  [19] = {.entry = {.count = 1, .reusable = true}}, SHIFT(168),
-  [21] = {.entry = {.count = 1, .reusable = false}}, SHIFT(172),
-  [23] = {.entry = {.count = 1, .reusable = false}}, SHIFT(174),
-  [25] = {.entry = {.count = 1, .reusable = false}}, SHIFT(176),
-  [27] = {.entry = {.count = 1, .reusable = false}}, SHIFT(277),
-  [29] = {.entry = {.count = 1, .reusable = true}}, SHIFT(277),
-  [31] = {.entry = {.count = 1, .reusable = false}}, SHIFT(183),
-  [33] = {.entry = {.count = 1, .reusable = false}}, SHIFT(39),
-  [35] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2),
-  [37] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(43),
-  [40] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(330),
-  [43] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(4),
-  [46] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(67),
-  [49] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(67),
-  [52] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(59),
-  [55] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(147),
-  [58] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(168),
-  [61] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(172),
-  [64] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(174),
-  [67] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(176),
-  [70] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(277),
-  [73] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(277),
-  [76] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(183),
-  [79] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(39),
-  [82] = {.entry = {.count = 1, .reusable = true}}, SHIFT(94),
-  [84] = {.entry = {.count = 1, .reusable = true}}, SHIFT(58),
-  [86] = {.entry = {.count = 1, .reusable = true}}, SHIFT(129),
-  [88] = {.entry = {.count = 1, .reusable = false}}, SHIFT(89),
-  [90] = {.entry = {.count = 1, .reusable = true}}, SHIFT(260),
-  [92] = {.entry = {.count = 1, .reusable = false}}, SHIFT(101),
-  [94] = {.entry = {.count = 1, .reusable = true}}, SHIFT(101),
-  [96] = {.entry = {.count = 1, .reusable = false}}, SHIFT(91),
-  [98] = {.entry = {.count = 1, .reusable = true}}, SHIFT(160),
-  [100] = {.entry = {.count = 1, .reusable = true}}, SHIFT(204),
-  [102] = {.entry = {.count = 1, .reusable = true}}, SHIFT(167),
-  [104] = {.entry = {.count = 1, .reusable = true}}, SHIFT(68),
-  [106] = {.entry = {.count = 1, .reusable = true}}, SHIFT(254),
-  [108] = {.entry = {.count = 1, .reusable = false}}, SHIFT(254),
-  [110] = {.entry = {.count = 1, .reusable = true}}, SHIFT(253),
-  [112] = {.entry = {.count = 1, .reusable = false}}, SHIFT(253),
-  [114] = {.entry = {.count = 1, .reusable = true}}, SHIFT(329),
-  [116] = {.entry = {.count = 1, .reusable = false}}, SHIFT(92),
-  [118] = {.entry = {.count = 1, .reusable = true}}, SHIFT(236),
-  [120] = {.entry = {.count = 1, .reusable = true}}, SHIFT(90),
-  [122] = {.entry = {.count = 1, .reusable = true}}, SHIFT(139),
-  [124] = {.entry = {.count = 1, .reusable = true}}, SHIFT(69),
-  [126] = {.entry = {.count = 1, .reusable = true}}, SHIFT(214),
-  [128] = {.entry = {.count = 1, .reusable = true}}, SHIFT(99),
-  [130] = {.entry = {.count = 1, .reusable = true}}, SHIFT(133),
-  [132] = {.entry = {.count = 1, .reusable = true}}, SHIFT(126),
-  [134] = {.entry = {.count = 1, .reusable = true}}, SHIFT(93),
-  [136] = {.entry = {.count = 1, .reusable = true}}, SHIFT(96),
-  [138] = {.entry = {.count = 1, .reusable = true}}, SHIFT(213),
-  [140] = {.entry = {.count = 1, .reusable = true}}, SHIFT(61),
-  [142] = {.entry = {.count = 1, .reusable = true}}, SHIFT(132),
-  [144] = {.entry = {.count = 1, .reusable = true}}, SHIFT(234),
-  [146] = {.entry = {.count = 1, .reusable = true}}, SHIFT(70),
-  [148] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_root, 1),
-  [150] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_index, 5),
-  [152] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_index, 5),
-  [154] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_index, 3),
-  [156] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_index, 3),
-  [158] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_math, 3),
-  [160] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_math, 3),
-  [162] = {.entry = {.count = 1, .reusable = true}}, SHIFT(185),
-  [164] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_logic, 3),
-  [166] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_logic, 3),
-  [168] = {.entry = {.count = 1, .reusable = true}}, SHIFT(324),
-  [170] = {.entry = {.count = 1, .reusable = true}}, SHIFT(181),
-  [172] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_built_in_function, 1),
-  [174] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_built_in_function, 1),
-  [176] = {.entry = {.count = 1, .reusable = true}}, SHIFT(188),
-  [178] = {.entry = {.count = 1, .reusable = false}}, SHIFT(130),
-  [180] = {.entry = {.count = 1, .reusable = false}}, SHIFT(331),
-  [182] = {.entry = {.count = 1, .reusable = true}}, SHIFT(5),
-  [184] = {.entry = {.count = 1, .reusable = false}}, SHIFT(134),
-  [186] = {.entry = {.count = 1, .reusable = true}}, SHIFT(134),
-  [188] = {.entry = {.count = 1, .reusable = false}}, SHIFT(137),
-  [190] = {.entry = {.count = 1, .reusable = true}}, SHIFT(146),
-  [192] = {.entry = {.count = 1, .reusable = true}}, SHIFT(164),
-  [194] = {.entry = {.count = 1, .reusable = false}}, SHIFT(177),
-  [196] = {.entry = {.count = 1, .reusable = false}}, SHIFT(186),
-  [198] = {.entry = {.count = 1, .reusable = false}}, SHIFT(180),
-  [200] = {.entry = {.count = 1, .reusable = false}}, SHIFT(275),
-  [202] = {.entry = {.count = 1, .reusable = true}}, SHIFT(275),
-  [204] = {.entry = {.count = 1, .reusable = false}}, SHIFT(179),
-  [206] = {.entry = {.count = 1, .reusable = false}}, SHIFT(141),
-  [208] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_identifier, 1),
-  [210] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_identifier, 1),
-  [212] = {.entry = {.count = 1, .reusable = true}}, SHIFT(3),
-  [214] = {.entry = {.count = 1, .reusable = false}}, SHIFT(202),
-  [216] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_expression, 1),
-  [218] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_expression, 1),
-  [220] = {.entry = {.count = 1, .reusable = false}}, SHIFT(232),
-  [222] = {.entry = {.count = 1, .reusable = false}}, SHIFT(300),
-  [224] = {.entry = {.count = 1, .reusable = true}}, SHIFT(232),
-  [226] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_map, 2),
-  [228] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_map, 2),
-  [230] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_boolean, 1),
-  [232] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_boolean, 1),
-  [234] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_map, 3),
-  [236] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_map, 3),
-  [238] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_block, 4),
-  [240] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_block, 4),
-  [242] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_list, 3),
-  [244] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_list, 3),
-  [246] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_function, 5),
-  [248] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_function, 5),
-  [250] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_function, 6),
-  [252] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_function, 6),
-  [254] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_value, 1),
-  [256] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_value, 1),
-  [258] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_yield, 5),
-  [260] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_yield, 5),
-  [262] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_function_call, 3),
-  [264] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_function_call, 3),
-  [266] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_block, 3),
-  [268] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_block, 3),
-  [270] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_function_call, 4),
-  [272] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_function_call, 4),
-  [274] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_logic, 5),
-  [276] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_logic, 5),
-  [278] = {.entry = {.count = 1, .reusable = false}}, SHIFT(57),
-  [280] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_yield, 6),
-  [282] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_yield, 6),
-  [284] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_list, 2),
-  [286] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_list, 2),
-  [288] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_statement, 1),
-  [290] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_statement, 1),
-  [292] = {.entry = {.count = 1, .reusable = true}}, SHIFT(225),
-  [294] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_return, 2),
-  [296] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_return, 2),
-  [298] = {.entry = {.count = 1, .reusable = true}}, SHIFT(178),
-  [300] = {.entry = {.count = 1, .reusable = true}}, SHIFT(191),
-  [302] = {.entry = {.count = 1, .reusable = true}}, SHIFT(246),
-  [304] = {.entry = {.count = 1, .reusable = true}}, SHIFT(173),
-  [306] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 1),
-  [308] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 1),
-  [310] = {.entry = {.count = 1, .reusable = true}}, SHIFT(252),
-  [312] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym__expression_list, 1),
-  [314] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym__expression_list, 1),
-  [316] = {.entry = {.count = 1, .reusable = true}}, SHIFT(251),
-  [318] = {.entry = {.count = 1, .reusable = true}}, SHIFT(203),
-  [320] = {.entry = {.count = 1, .reusable = true}}, SHIFT(333),
-  [322] = {.entry = {.count = 1, .reusable = true}}, SHIFT(72),
-  [324] = {.entry = {.count = 1, .reusable = true}}, SHIFT(102),
-  [326] = {.entry = {.count = 1, .reusable = true}}, SHIFT(194),
-  [328] = {.entry = {.count = 1, .reusable = true}}, SHIFT(124),
-  [330] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(130),
-  [333] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(256),
-  [336] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2),
-  [338] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(134),
-  [341] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(134),
-  [344] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(137),
-  [347] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(146),
-  [350] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(164),
-  [353] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(337),
-  [356] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(141),
-  [359] = {.entry = {.count = 1, .reusable = true}}, SHIFT(256),
-  [361] = {.entry = {.count = 1, .reusable = true}}, SHIFT(217),
-  [363] = {.entry = {.count = 1, .reusable = true}}, SHIFT(337),
-  [365] = {.entry = {.count = 1, .reusable = true}}, SHIFT(239),
-  [367] = {.entry = {.count = 1, .reusable = true}}, SHIFT(74),
-  [369] = {.entry = {.count = 1, .reusable = true}}, SHIFT(135),
-  [371] = {.entry = {.count = 1, .reusable = true}}, SHIFT(75),
-  [373] = {.entry = {.count = 1, .reusable = true}}, SHIFT(125),
-  [375] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(89),
-  [378] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(260),
-  [381] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(101),
-  [384] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(101),
-  [387] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(91),
-  [390] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(160),
-  [393] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(167),
-  [396] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym__expression_list, 2),
-  [398] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(92),
-  [401] = {.entry = {.count = 1, .reusable = true}}, SHIFT(95),
-  [403] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_if_else, 1),
-  [405] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_if_else, 1),
-  [407] = {.entry = {.count = 1, .reusable = true}}, SHIFT(196),
-  [409] = {.entry = {.count = 1, .reusable = false}}, SHIFT(315),
-  [411] = {.entry = {.count = 1, .reusable = true}}, SHIFT(131),
-  [413] = {.entry = {.count = 1, .reusable = true}}, SHIFT(100),
-  [415] = {.entry = {.count = 1, .reusable = true}}, SHIFT(128),
-  [417] = {.entry = {.count = 1, .reusable = true}}, SHIFT(64),
-  [419] = {.entry = {.count = 1, .reusable = true}}, SHIFT(87),
-  [421] = {.entry = {.count = 1, .reusable = true}}, SHIFT(97),
-  [423] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_if_else, 2),
-  [425] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_if_else, 2),
-  [427] = {.entry = {.count = 1, .reusable = true}}, SHIFT(71),
-  [429] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(89),
-  [432] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(260),
-  [435] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(101),
-  [438] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(101),
-  [441] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(91),
-  [444] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(160),
-  [447] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 2),
-  [449] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(167),
-  [452] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(92),
-  [455] = {.entry = {.count = 1, .reusable = false}}, SHIFT(259),
-  [457] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_if_else_repeat1, 2),
-  [459] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_if_else_repeat1, 2),
-  [461] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_if_else_repeat1, 2), SHIFT_REPEAT(196),
-  [464] = {.entry = {.count = 1, .reusable = false}}, SHIFT(267),
-  [466] = {.entry = {.count = 1, .reusable = false}}, SHIFT(258),
-  [468] = {.entry = {.count = 1, .reusable = true}}, SHIFT(262),
-  [470] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_else_if, 3),
-  [472] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_else_if, 3),
-  [474] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_if, 3),
-  [476] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_if, 3),
-  [478] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_match, 5),
-  [480] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_match, 5),
-  [482] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_for, 5),
-  [484] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_for, 5),
-  [486] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_assignment, 4),
-  [488] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_assignment, 4),
-  [490] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_while, 3),
-  [492] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_while, 3),
-  [494] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_assignment, 3),
-  [496] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_assignment, 3),
-  [498] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_index_assignment, 3),
-  [500] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_index_assignment, 3),
-  [502] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_statement, 2),
-  [504] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_statement, 2),
-  [506] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_if_else, 3),
-  [508] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_if_else, 3),
-  [510] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_else, 2),
-  [512] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_else, 2),
-  [514] = {.entry = {.count = 1, .reusable = true}}, SHIFT(190),
-  [516] = {.entry = {.count = 1, .reusable = false}}, SHIFT(313),
-  [518] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_if_else_repeat1, 2), SHIFT_REPEAT(190),
-  [521] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_assignment_operator, 1),
-  [523] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_assignment_operator, 1),
-  [525] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 3),
-  [527] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 3),
-  [529] = {.entry = {.count = 1, .reusable = true}}, SHIFT(250),
-  [531] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 4),
-  [533] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 4),
-  [535] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym__expression_list, 2),
-  [537] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2),
-  [539] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_logic_operator, 1),
-  [541] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_logic_operator, 1),
-  [543] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_math_operator, 1),
-  [545] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_math_operator, 1),
-  [547] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_type_definition, 3),
-  [549] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type_definition, 3),
-  [551] = {.entry = {.count = 1, .reusable = true}}, SHIFT(320),
-  [553] = {.entry = {.count = 1, .reusable = true}}, SHIFT(318),
-  [555] = {.entry = {.count = 1, .reusable = true}}, SHIFT(319),
-  [557] = {.entry = {.count = 1, .reusable = true}}, SHIFT(321),
-  [559] = {.entry = {.count = 1, .reusable = true}}, SHIFT(60),
-  [561] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_map_repeat1, 2), SHIFT_REPEAT(43),
-  [564] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_map_repeat1, 2),
-  [566] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_map_repeat1, 2), SHIFT_REPEAT(39),
-  [569] = {.entry = {.count = 1, .reusable = true}}, SHIFT(104),
-  [571] = {.entry = {.count = 1, .reusable = true}}, SHIFT(323),
-  [573] = {.entry = {.count = 1, .reusable = true}}, SHIFT(322),
-  [575] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_function_repeat1, 2), SHIFT_REPEAT(43),
-  [578] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_function_repeat1, 2),
-  [580] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_function_repeat1, 2), SHIFT_REPEAT(39),
-  [583] = {.entry = {.count = 1, .reusable = true}}, SHIFT(136),
-  [585] = {.entry = {.count = 1, .reusable = true}}, SHIFT(335),
-  [587] = {.entry = {.count = 1, .reusable = true}}, SHIFT(26),
-  [589] = {.entry = {.count = 1, .reusable = true}}, SHIFT(325),
-  [591] = {.entry = {.count = 1, .reusable = true}}, SHIFT(27),
-  [593] = {.entry = {.count = 1, .reusable = true}}, SHIFT(331),
-  [595] = {.entry = {.count = 1, .reusable = true}}, SHIFT(24),
-  [597] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_map_repeat1, 3),
-  [599] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_map_repeat1, 3),
-  [601] = {.entry = {.count = 1, .reusable = true}}, SHIFT(285),
-  [603] = {.entry = {.count = 1, .reusable = true}}, SHIFT(330),
-  [605] = {.entry = {.count = 1, .reusable = true}}, SHIFT(23),
-  [607] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_map_repeat1, 4),
-  [609] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_map_repeat1, 4),
-  [611] = {.entry = {.count = 1, .reusable = true}}, SHIFT(284),
-  [613] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_function_repeat1, 2),
-  [615] = {.entry = {.count = 1, .reusable = true}}, SHIFT(283),
-  [617] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_function_repeat1, 3),
-  [619] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_function_repeat1, 3),
-  [621] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_map_repeat1, 5),
-  [623] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_map_repeat1, 5),
-  [625] = {.entry = {.count = 1, .reusable = true}}, SHIFT(157),
-  [627] = {.entry = {.count = 1, .reusable = true}}, SHIFT(156),
-  [629] = {.entry = {.count = 1, .reusable = true}}, SHIFT(44),
-  [631] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type, 3),
-  [633] = {.entry = {.count = 1, .reusable = true}}, SHIFT(303),
-  [635] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type, 2),
-  [637] = {.entry = {.count = 1, .reusable = true}}, SHIFT(299),
-  [639] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type, 4),
-  [641] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type, 1),
-  [643] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type, 5),
-  [645] = {.entry = {.count = 1, .reusable = true}}, SHIFT(301),
-  [647] = {.entry = {.count = 1, .reusable = true}}, SHIFT(295),
-  [649] = {.entry = {.count = 1, .reusable = true}}, SHIFT(290),
-  [651] = {.entry = {.count = 1, .reusable = true}}, SHIFT(293),
-  [653] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_type_repeat1, 2), SHIFT_REPEAT(301),
-  [656] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_type_repeat1, 2), SHIFT_REPEAT(295),
-  [659] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_type_repeat1, 2),
-  [661] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_type_repeat1, 2), SHIFT_REPEAT(293),
-  [664] = {.entry = {.count = 1, .reusable = true}}, SHIFT(289),
-  [666] = {.entry = {.count = 1, .reusable = true}}, SHIFT(302),
-  [668] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_type_repeat1, 1),
-  [670] = {.entry = {.count = 1, .reusable = true}}, SHIFT(42),
-  [672] = {.entry = {.count = 1, .reusable = true}}, SHIFT(336),
-  [674] = {.entry = {.count = 1, .reusable = true}}, SHIFT(37),
-  [676] = {.entry = {.count = 1, .reusable = true}}, SHIFT(49),
-  [678] = {.entry = {.count = 1, .reusable = true}}, SHIFT(300),
-  [680] = {.entry = {.count = 1, .reusable = true}}, SHIFT(201),
-  [682] = {.entry = {.count = 1, .reusable = true}}, SHIFT(33),
-  [684] = {.entry = {.count = 1, .reusable = true}}, SHIFT(291),
-  [686] = {.entry = {.count = 1, .reusable = true}}, SHIFT(171),
-  [688] = {.entry = {.count = 1, .reusable = true}}, SHIFT(199),
-  [690] = {.entry = {.count = 1, .reusable = true}}, SHIFT(200),
-  [692] = {.entry = {.count = 1, .reusable = true}}, SHIFT(25),
-  [694] = {.entry = {.count = 1, .reusable = true}}, SHIFT(32),
-  [696] = {.entry = {.count = 1, .reusable = true}}, SHIFT(255),
-  [698] = {.entry = {.count = 1, .reusable = true}}, SHIFT(195),
-  [700] = {.entry = {.count = 1, .reusable = true}},  ACCEPT_INPUT(),
-  [702] = {.entry = {.count = 1, .reusable = true}}, SHIFT(35),
-  [704] = {.entry = {.count = 1, .reusable = true}}, SHIFT(36),
-  [706] = {.entry = {.count = 1, .reusable = true}}, SHIFT(53),
+  [11] = {.entry = {.count = 1, .reusable = false}}, SHIFT(71),
+  [13] = {.entry = {.count = 1, .reusable = true}}, SHIFT(71),
+  [15] = {.entry = {.count = 1, .reusable = false}}, SHIFT(76),
+  [17] = {.entry = {.count = 1, .reusable = true}}, SHIFT(166),
+  [19] = {.entry = {.count = 1, .reusable = false}}, SHIFT(72),
+  [21] = {.entry = {.count = 1, .reusable = false}}, SHIFT(356),
+  [23] = {.entry = {.count = 1, .reusable = true}}, SHIFT(167),
+  [25] = {.entry = {.count = 1, .reusable = false}}, SHIFT(206),
+  [27] = {.entry = {.count = 1, .reusable = false}}, SHIFT(208),
+  [29] = {.entry = {.count = 1, .reusable = false}}, SHIFT(210),
+  [31] = {.entry = {.count = 1, .reusable = false}}, SHIFT(280),
+  [33] = {.entry = {.count = 1, .reusable = true}}, SHIFT(280),
+  [35] = {.entry = {.count = 1, .reusable = false}}, SHIFT(195),
+  [37] = {.entry = {.count = 1, .reusable = false}}, SHIFT(56),
+  [39] = {.entry = {.count = 1, .reusable = true}}, SHIFT(143),
+  [41] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2),
+  [43] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(53),
+  [46] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(347),
+  [49] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(4),
+  [52] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(71),
+  [55] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(71),
+  [58] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(76),
+  [61] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(166),
+  [64] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(72),
+  [67] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(356),
+  [70] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(167),
+  [73] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(206),
+  [76] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(208),
+  [79] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(210),
+  [82] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(280),
+  [85] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(280),
+  [88] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(195),
+  [91] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_root_repeat1, 2), SHIFT_REPEAT(56),
+  [94] = {.entry = {.count = 1, .reusable = true}}, SHIFT(59),
+  [96] = {.entry = {.count = 1, .reusable = true}}, SHIFT(108),
+  [98] = {.entry = {.count = 1, .reusable = false}}, SHIFT(102),
+  [100] = {.entry = {.count = 1, .reusable = true}}, SHIFT(271),
+  [102] = {.entry = {.count = 1, .reusable = false}}, SHIFT(101),
+  [104] = {.entry = {.count = 1, .reusable = true}}, SHIFT(101),
+  [106] = {.entry = {.count = 1, .reusable = false}}, SHIFT(98),
+  [108] = {.entry = {.count = 1, .reusable = true}}, SHIFT(158),
+  [110] = {.entry = {.count = 1, .reusable = false}}, SHIFT(97),
+  [112] = {.entry = {.count = 1, .reusable = false}}, SHIFT(342),
+  [114] = {.entry = {.count = 1, .reusable = true}}, SHIFT(171),
+  [116] = {.entry = {.count = 1, .reusable = true}}, SHIFT(93),
+  [118] = {.entry = {.count = 1, .reusable = true}}, SHIFT(174),
+  [120] = {.entry = {.count = 1, .reusable = true}}, SHIFT(263),
+  [122] = {.entry = {.count = 1, .reusable = false}}, SHIFT(263),
+  [124] = {.entry = {.count = 1, .reusable = true}}, SHIFT(262),
+  [126] = {.entry = {.count = 1, .reusable = false}}, SHIFT(262),
+  [128] = {.entry = {.count = 1, .reusable = true}}, SHIFT(346),
+  [130] = {.entry = {.count = 1, .reusable = false}}, SHIFT(96),
+  [132] = {.entry = {.count = 1, .reusable = true}}, SHIFT(100),
+  [134] = {.entry = {.count = 1, .reusable = true}}, SHIFT(89),
+  [136] = {.entry = {.count = 1, .reusable = true}}, SHIFT(222),
+  [138] = {.entry = {.count = 1, .reusable = true}}, SHIFT(105),
+  [140] = {.entry = {.count = 1, .reusable = true}}, SHIFT(140),
+  [142] = {.entry = {.count = 1, .reusable = true}}, SHIFT(154),
+  [144] = {.entry = {.count = 1, .reusable = true}}, SHIFT(242),
+  [146] = {.entry = {.count = 1, .reusable = true}}, SHIFT(243),
+  [148] = {.entry = {.count = 1, .reusable = true}}, SHIFT(151),
+  [150] = {.entry = {.count = 1, .reusable = true}}, SHIFT(62),
+  [152] = {.entry = {.count = 1, .reusable = true}}, SHIFT(165),
+  [154] = {.entry = {.count = 1, .reusable = true}}, SHIFT(70),
+  [156] = {.entry = {.count = 1, .reusable = true}}, SHIFT(73),
+  [158] = {.entry = {.count = 1, .reusable = true}}, SHIFT(218),
+  [160] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_root, 1),
+  [162] = {.entry = {.count = 1, .reusable = true}}, SHIFT(66),
+  [164] = {.entry = {.count = 1, .reusable = false}}, SHIFT(142),
+  [166] = {.entry = {.count = 1, .reusable = false}}, SHIFT(348),
+  [168] = {.entry = {.count = 1, .reusable = true}}, SHIFT(2),
+  [170] = {.entry = {.count = 1, .reusable = false}}, SHIFT(138),
+  [172] = {.entry = {.count = 1, .reusable = true}}, SHIFT(138),
+  [174] = {.entry = {.count = 1, .reusable = false}}, SHIFT(136),
+  [176] = {.entry = {.count = 1, .reusable = true}}, SHIFT(134),
+  [178] = {.entry = {.count = 1, .reusable = false}}, SHIFT(133),
+  [180] = {.entry = {.count = 1, .reusable = false}}, SHIFT(349),
+  [182] = {.entry = {.count = 1, .reusable = true}}, SHIFT(168),
+  [184] = {.entry = {.count = 1, .reusable = false}}, SHIFT(202),
+  [186] = {.entry = {.count = 1, .reusable = false}}, SHIFT(196),
+  [188] = {.entry = {.count = 1, .reusable = false}}, SHIFT(197),
+  [190] = {.entry = {.count = 1, .reusable = false}}, SHIFT(285),
+  [192] = {.entry = {.count = 1, .reusable = true}}, SHIFT(285),
+  [194] = {.entry = {.count = 1, .reusable = false}}, SHIFT(190),
+  [196] = {.entry = {.count = 1, .reusable = false}}, SHIFT(152),
+  [198] = {.entry = {.count = 1, .reusable = true}}, SHIFT(5),
+  [200] = {.entry = {.count = 1, .reusable = false}}, SHIFT(213),
+  [202] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_index, 3),
+  [204] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_index, 3),
+  [206] = {.entry = {.count = 1, .reusable = true}}, SHIFT(212),
+  [208] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_index, 5),
+  [210] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_index, 5),
+  [212] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_logic, 3),
+  [214] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_logic, 3),
+  [216] = {.entry = {.count = 1, .reusable = true}}, SHIFT(178),
+  [218] = {.entry = {.count = 1, .reusable = true}}, SHIFT(350),
+  [220] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_math, 3),
+  [222] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_math, 3),
+  [224] = {.entry = {.count = 1, .reusable = true}}, SHIFT(215),
+  [226] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_identifier, 1),
+  [228] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_identifier, 1),
+  [230] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_expression, 1),
+  [232] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_expression, 1),
+  [234] = {.entry = {.count = 1, .reusable = false}}, SHIFT(241),
+  [236] = {.entry = {.count = 1, .reusable = false}}, SHIFT(312),
+  [238] = {.entry = {.count = 1, .reusable = true}}, SHIFT(241),
+  [240] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_built_in_function, 1),
+  [242] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_built_in_function, 1),
+  [244] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_map, 2),
+  [246] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_map, 2),
+  [248] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_list, 2),
+  [250] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_list, 2),
+  [252] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_function, 6),
+  [254] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_function, 6),
+  [256] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_block, 3),
+  [258] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_block, 3),
+  [260] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_map, 3),
+  [262] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_map, 3),
+  [264] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_option, 4),
+  [266] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_option, 4),
+  [268] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_yield, 6),
+  [270] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_yield, 6),
+  [272] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_yield, 5),
+  [274] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_yield, 5),
+  [276] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_list, 3),
+  [278] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_list, 3),
+  [280] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_logic, 5),
+  [282] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_logic, 5),
+  [284] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_block, 4),
+  [286] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_block, 4),
+  [288] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_value, 1),
+  [290] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_value, 1),
+  [292] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_option, 1),
+  [294] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_option, 1),
+  [296] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_function_call, 3),
+  [298] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_function_call, 3),
+  [300] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_function_call, 4),
+  [302] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_function_call, 4),
+  [304] = {.entry = {.count = 1, .reusable = false}}, SHIFT(35),
+  [306] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_boolean, 1),
+  [308] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_boolean, 1),
+  [310] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_function, 5),
+  [312] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_function, 5),
+  [314] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_return, 2),
+  [316] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_return, 2),
+  [318] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_statement, 1),
+  [320] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_statement, 1),
+  [322] = {.entry = {.count = 1, .reusable = true}}, SHIFT(225),
+  [324] = {.entry = {.count = 1, .reusable = true}}, SHIFT(205),
+  [326] = {.entry = {.count = 1, .reusable = true}}, SHIFT(198),
+  [328] = {.entry = {.count = 1, .reusable = true}}, SHIFT(256),
+  [330] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym__expression_list, 1),
+  [332] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym__expression_list, 1),
+  [334] = {.entry = {.count = 1, .reusable = true}}, SHIFT(260),
+  [336] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 1),
+  [338] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 1),
+  [340] = {.entry = {.count = 1, .reusable = true}}, SHIFT(261),
+  [342] = {.entry = {.count = 1, .reusable = true}}, SHIFT(211),
+  [344] = {.entry = {.count = 1, .reusable = true}}, SHIFT(351),
+  [346] = {.entry = {.count = 1, .reusable = true}}, SHIFT(162),
+  [348] = {.entry = {.count = 1, .reusable = true}}, SHIFT(69),
+  [350] = {.entry = {.count = 1, .reusable = true}}, SHIFT(192),
+  [352] = {.entry = {.count = 1, .reusable = true}}, SHIFT(107),
+  [354] = {.entry = {.count = 1, .reusable = true}}, SHIFT(186),
+  [356] = {.entry = {.count = 1, .reusable = true}}, SHIFT(266),
+  [358] = {.entry = {.count = 1, .reusable = true}}, SHIFT(253),
+  [360] = {.entry = {.count = 1, .reusable = true}}, SHIFT(344),
+  [362] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(142),
+  [365] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(266),
+  [368] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2),
+  [370] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(138),
+  [373] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(138),
+  [376] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(136),
+  [379] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(134),
+  [382] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(133),
+  [385] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(349),
+  [388] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(168),
+  [391] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(344),
+  [394] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 2), SHIFT_REPEAT(152),
+  [397] = {.entry = {.count = 1, .reusable = true}}, SHIFT(229),
+  [399] = {.entry = {.count = 1, .reusable = true}}, SHIFT(92),
+  [401] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(102),
+  [404] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(271),
+  [407] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(101),
+  [410] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(101),
+  [413] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(98),
+  [416] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(158),
+  [419] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(97),
+  [422] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(342),
+  [425] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(171),
+  [428] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym__expression_list, 2),
+  [430] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym__expression_list, 2), SHIFT_REPEAT(96),
+  [433] = {.entry = {.count = 1, .reusable = true}}, SHIFT(145),
+  [435] = {.entry = {.count = 1, .reusable = true}}, SHIFT(150),
+  [437] = {.entry = {.count = 1, .reusable = true}}, SHIFT(67),
+  [439] = {.entry = {.count = 1, .reusable = true}}, SHIFT(65),
+  [441] = {.entry = {.count = 1, .reusable = true}}, SHIFT(160),
+  [443] = {.entry = {.count = 1, .reusable = true}}, SHIFT(91),
+  [445] = {.entry = {.count = 1, .reusable = true}}, SHIFT(106),
+  [447] = {.entry = {.count = 1, .reusable = true}}, SHIFT(156),
+  [449] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(102),
+  [452] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(271),
+  [455] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(101),
+  [458] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(101),
+  [461] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(98),
+  [464] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(158),
+  [467] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 2),
+  [469] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(97),
+  [472] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(342),
+  [475] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(171),
+  [478] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2), SHIFT_REPEAT(96),
+  [481] = {.entry = {.count = 1, .reusable = true}}, SHIFT(95),
+  [483] = {.entry = {.count = 1, .reusable = true}}, SHIFT(74),
+  [485] = {.entry = {.count = 1, .reusable = true}}, SHIFT(60),
+  [487] = {.entry = {.count = 1, .reusable = false}}, SHIFT(274),
+  [489] = {.entry = {.count = 1, .reusable = false}}, SHIFT(276),
+  [491] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_if_else, 2),
+  [493] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_if_else, 2),
+  [495] = {.entry = {.count = 1, .reusable = true}}, SHIFT(194),
+  [497] = {.entry = {.count = 1, .reusable = false}}, SHIFT(326),
+  [499] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_if_else, 1),
+  [501] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_if_else, 1),
+  [503] = {.entry = {.count = 1, .reusable = false}}, SHIFT(273),
+  [505] = {.entry = {.count = 1, .reusable = true}}, SHIFT(267),
+  [507] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_if_else_repeat1, 2),
+  [509] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_if_else_repeat1, 2),
+  [511] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_if_else_repeat1, 2), SHIFT_REPEAT(194),
+  [514] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_else_if, 3),
+  [516] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_else_if, 3),
+  [518] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_if, 3),
+  [520] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_if, 3),
+  [522] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_index_assignment, 3),
+  [524] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_index_assignment, 3),
+  [526] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_statement, 2),
+  [528] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_statement, 2),
+  [530] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_match, 5),
+  [532] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_match, 5),
+  [534] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_for, 5),
+  [536] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_for, 5),
+  [538] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_while, 3),
+  [540] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_while, 3),
+  [542] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_assignment, 4),
+  [544] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_assignment, 4),
+  [546] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_assignment, 3),
+  [548] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_assignment, 3),
+  [550] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_if_else, 3),
+  [552] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_if_else, 3),
+  [554] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_else, 2),
+  [556] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_else, 2),
+  [558] = {.entry = {.count = 1, .reusable = true}}, SHIFT(201),
+  [560] = {.entry = {.count = 1, .reusable = false}}, SHIFT(325),
+  [562] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_if_else_repeat1, 2), SHIFT_REPEAT(201),
+  [565] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_assignment_operator, 1),
+  [567] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_assignment_operator, 1),
+  [569] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 3),
+  [571] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 3),
+  [573] = {.entry = {.count = 1, .reusable = true}}, SHIFT(259),
+  [575] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_match_repeat1, 4),
+  [577] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_match_repeat1, 4),
+  [579] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym__expression_list, 2),
+  [581] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_list_repeat1, 2),
+  [583] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_logic_operator, 1),
+  [585] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_logic_operator, 1),
+  [587] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_math_operator, 1),
+  [589] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_math_operator, 1),
+  [591] = {.entry = {.count = 1, .reusable = false}}, REDUCE(sym_type_definition, 3),
+  [593] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type_definition, 3),
+  [595] = {.entry = {.count = 1, .reusable = true}}, SHIFT(104),
+  [597] = {.entry = {.count = 1, .reusable = true}}, SHIFT(330),
+  [599] = {.entry = {.count = 1, .reusable = true}}, SHIFT(63),
+  [601] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_map_repeat1, 2), SHIFT_REPEAT(53),
+  [604] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_map_repeat1, 2),
+  [606] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_map_repeat1, 2), SHIFT_REPEAT(56),
+  [609] = {.entry = {.count = 1, .reusable = true}}, SHIFT(333),
+  [611] = {.entry = {.count = 1, .reusable = true}}, SHIFT(331),
+  [613] = {.entry = {.count = 1, .reusable = true}}, SHIFT(335),
+  [615] = {.entry = {.count = 1, .reusable = true}}, SHIFT(148),
+  [617] = {.entry = {.count = 1, .reusable = true}}, SHIFT(334),
+  [619] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_function_repeat1, 2), SHIFT_REPEAT(53),
+  [622] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_function_repeat1, 2),
+  [624] = {.entry = {.count = 2, .reusable = false}}, REDUCE(aux_sym_function_repeat1, 2), SHIFT_REPEAT(56),
+  [627] = {.entry = {.count = 1, .reusable = true}}, SHIFT(332),
+  [629] = {.entry = {.count = 1, .reusable = true}}, SHIFT(347),
+  [631] = {.entry = {.count = 1, .reusable = true}}, SHIFT(26),
+  [633] = {.entry = {.count = 1, .reusable = true}}, SHIFT(348),
+  [635] = {.entry = {.count = 1, .reusable = true}}, SHIFT(23),
+  [637] = {.entry = {.count = 1, .reusable = true}}, SHIFT(353),
+  [639] = {.entry = {.count = 1, .reusable = true}}, SHIFT(27),
+  [641] = {.entry = {.count = 1, .reusable = true}}, SHIFT(341),
+  [643] = {.entry = {.count = 1, .reusable = true}}, SHIFT(32),
+  [645] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_function_repeat1, 2),
+  [647] = {.entry = {.count = 1, .reusable = true}}, SHIFT(292),
+  [649] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_map_repeat1, 3),
+  [651] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_map_repeat1, 3),
+  [653] = {.entry = {.count = 1, .reusable = true}}, SHIFT(293),
+  [655] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_map_repeat1, 4),
+  [657] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_map_repeat1, 4),
+  [659] = {.entry = {.count = 1, .reusable = true}}, SHIFT(294),
+  [661] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_function_repeat1, 3),
+  [663] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_function_repeat1, 3),
+  [665] = {.entry = {.count = 1, .reusable = false}}, REDUCE(aux_sym_map_repeat1, 5),
+  [667] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_map_repeat1, 5),
+  [669] = {.entry = {.count = 1, .reusable = true}}, SHIFT(159),
+  [671] = {.entry = {.count = 1, .reusable = true}}, SHIFT(103),
+  [673] = {.entry = {.count = 1, .reusable = true}}, SHIFT(144),
+  [675] = {.entry = {.count = 1, .reusable = true}}, SHIFT(149),
+  [677] = {.entry = {.count = 1, .reusable = true}}, SHIFT(64),
+  [679] = {.entry = {.count = 1, .reusable = true}}, SHIFT(37),
+  [681] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type, 3),
+  [683] = {.entry = {.count = 1, .reusable = true}}, SHIFT(311),
+  [685] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type, 2),
+  [687] = {.entry = {.count = 1, .reusable = true}}, SHIFT(316),
+  [689] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type, 1),
+  [691] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type, 4),
+  [693] = {.entry = {.count = 1, .reusable = true}}, REDUCE(sym_type, 5),
+  [695] = {.entry = {.count = 1, .reusable = true}}, SHIFT(313),
+  [697] = {.entry = {.count = 1, .reusable = true}}, SHIFT(307),
+  [699] = {.entry = {.count = 1, .reusable = true}}, SHIFT(302),
+  [701] = {.entry = {.count = 1, .reusable = true}}, SHIFT(303),
+  [703] = {.entry = {.count = 1, .reusable = true}}, SHIFT(339),
+  [705] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_type_repeat1, 2), SHIFT_REPEAT(313),
+  [708] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_type_repeat1, 2), SHIFT_REPEAT(307),
+  [711] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_type_repeat1, 2),
+  [713] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_type_repeat1, 2), SHIFT_REPEAT(303),
+  [716] = {.entry = {.count = 2, .reusable = true}}, REDUCE(aux_sym_type_repeat1, 2), SHIFT_REPEAT(339),
+  [719] = {.entry = {.count = 1, .reusable = true}}, SHIFT(301),
+  [721] = {.entry = {.count = 1, .reusable = true}}, SHIFT(315),
+  [723] = {.entry = {.count = 1, .reusable = true}}, REDUCE(aux_sym_type_repeat1, 1),
+  [725] = {.entry = {.count = 1, .reusable = true}}, SHIFT(51),
+  [727] = {.entry = {.count = 1, .reusable = true}}, SHIFT(354),
+  [729] = {.entry = {.count = 1, .reusable = true}}, SHIFT(29),
+  [731] = {.entry = {.count = 1, .reusable = true}}, SHIFT(36),
+  [733] = {.entry = {.count = 1, .reusable = true}}, SHIFT(312),
+  [735] = {.entry = {.count = 1, .reusable = true}}, SHIFT(304),
+  [737] = {.entry = {.count = 1, .reusable = true}}, SHIFT(305),
+  [739] = {.entry = {.count = 1, .reusable = true}}, SHIFT(314),
+  [741] = {.entry = {.count = 1, .reusable = true}}, SHIFT(264),
+  [743] = {.entry = {.count = 1, .reusable = true}}, SHIFT(28),
+  [745] = {.entry = {.count = 1, .reusable = true}}, SHIFT(182),
+  [747] = {.entry = {.count = 1, .reusable = true}}, SHIFT(33),
+  [749] = {.entry = {.count = 1, .reusable = true}}, SHIFT(173),
+  [751] = {.entry = {.count = 1, .reusable = true}}, SHIFT(214),
+  [753] = {.entry = {.count = 1, .reusable = true}}, SHIFT(25),
+  [755] = {.entry = {.count = 1, .reusable = true}}, SHIFT(31),
+  [757] = {.entry = {.count = 1, .reusable = true}}, SHIFT(191),
+  [759] = {.entry = {.count = 1, .reusable = true}}, SHIFT(188),
+  [761] = {.entry = {.count = 1, .reusable = true}}, SHIFT(179),
+  [763] = {.entry = {.count = 1, .reusable = true}}, SHIFT(185),
+  [765] = {.entry = {.count = 1, .reusable = true}}, SHIFT(30),
+  [767] = {.entry = {.count = 1, .reusable = true}}, SHIFT(24),
+  [769] = {.entry = {.count = 1, .reusable = true}},  ACCEPT_INPUT(),
+  [771] = {.entry = {.count = 1, .reusable = true}}, SHIFT(187),
 };
 
 #ifdef __cplusplus