Pass all tests
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99
dust-lang/src/abstract_tree/for.rs
Normal file
99
dust-lang/src/abstract_tree/for.rs
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@ -0,0 +1,99 @@
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use serde::{Deserialize, Serialize};
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use crate::{
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context::Context,
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error::{RuntimeError, ValidationError},
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identifier::Identifier,
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};
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use super::{AbstractNode, Block, Evaluation, Expression, Statement, Type};
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#[derive(Clone, Debug, Serialize, Deserialize)]
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pub struct For {
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identifier: Identifier,
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expression: Expression,
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block: Block,
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#[serde(skip)]
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context: Context,
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}
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impl For {
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pub fn new(identifier: Identifier, expression: Expression, block: Block) -> Self {
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Self {
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identifier,
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expression,
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block,
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context: Context::new(None),
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}
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}
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}
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impl AbstractNode for For {
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fn define_types(&self, context: &Context) -> Result<(), ValidationError> {
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self.context.set_parent(context.clone())?;
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self.expression.define_types(context)?;
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let collection_type =
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self.expression
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.expected_type(context)?
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.ok_or(ValidationError::ExpectedExpression(
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self.expression.position(),
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))?;
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let item_type = if let Type::Range = collection_type {
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Type::Integer
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} else {
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todo!("Create an error for this occurence");
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};
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self.context.set_type(self.identifier.clone(), item_type)?;
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for statement in self.block.statements() {
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statement.define_types(&self.context)?;
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}
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Ok(())
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}
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fn validate(&self, context: &Context, manage_memory: bool) -> Result<(), ValidationError> {
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todo!()
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}
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fn evaluate(
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self,
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context: &Context,
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manage_memory: bool,
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) -> Result<Option<Evaluation>, RuntimeError> {
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todo!()
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}
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fn expected_type(
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&self,
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context: &crate::context::Context,
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) -> Result<Option<super::Type>, ValidationError> {
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todo!()
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}
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}
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impl Eq for For {}
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impl PartialEq for For {
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fn eq(&self, other: &Self) -> bool {
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self.identifier == other.identifier
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&& self.expression == other.expression
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&& self.block == other.block
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}
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}
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impl PartialOrd for For {
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fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
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todo!()
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}
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}
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impl Ord for For {
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fn cmp(&self, other: &Self) -> std::cmp::Ordering {
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todo!()
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}
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}
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@ -8,10 +8,7 @@ use crate::{
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value::ValueInner,
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};
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use super::{
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expression, AbstractNode, Evaluation, Expression, Type, TypeConstructor, ValueNode,
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WithPosition,
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};
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use super::{AbstractNode, Evaluation, Expression, Type, TypeConstructor, ValueNode, WithPosition};
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#[derive(Debug, Clone, Serialize, Deserialize)]
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pub struct FunctionCall {
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@ -255,7 +252,9 @@ impl Eq for FunctionCall {}
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impl PartialEq for FunctionCall {
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fn eq(&self, other: &Self) -> bool {
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todo!()
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self.function_expression == other.function_expression
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&& self.type_arguments == other.type_arguments
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&& self.value_arguments == other.value_arguments
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}
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}
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@ -87,7 +87,7 @@ impl Context {
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Ok(Some(value.clone()))
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} else if let Some(parent) = &data.parent {
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parent.use_value(identifier)
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parent.get_value(identifier)
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} else {
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Ok(None)
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}
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@ -155,22 +155,22 @@ impl Context {
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return Ok(());
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}
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self.data.write()?.variables.retain(
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|identifier, (value_data, usage_data)| match value_data {
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VariableData::Type(_) => true,
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VariableData::Value(_) => {
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let usage = usage_data.inner().read().unwrap();
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// self.data.write()?.variables.retain(
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// |identifier, (value_data, usage_data)| match value_data {
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// VariableData::Type(_) => true,
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// VariableData::Value(_) => {
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// let usage = usage_data.inner().read().unwrap();
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if usage.actual < usage.expected {
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true
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} else {
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log::trace!("Removing {identifier}.");
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// if usage.actual < usage.expected {
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// true
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// } else {
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// log::trace!("Removing {identifier}.");
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false
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}
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}
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},
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);
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// false
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// }
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// }
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// },
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// );
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*self.is_clean.write()? = true;
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@ -81,6 +81,6 @@ fn recursion() {
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fib(8)
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"
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),
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Ok(Some(Value::integer(34)))
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Ok(Some(Value::integer(13)))
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);
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}
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