Change map syntax

examples/clue_solver.ds

@@ -1,4 +1,4 @@
-all_cards <map> = {
+all_cards = {
 	rooms = ['Library' 'Kitchen' 'Conservatory']
 	suspects = ['White' 'Green' 'Scarlett']
 	weapons = ['Rope' 'Lead_Pipe' 'Knife']
@@ -38,7 +38,7 @@ make_guess = |current_room <str>, cards <map>| {
 			+ current_room
 			+ ' with the '
 			+ (random cards:weapons)
-			+ '!')
+			+ '.')
 	}
 }
 

examples/jq_data.ds

@@ -3,10 +3,10 @@ data = (from_json (read 'examples/assets/jq_data.json'))
 new_data = [];
 	
 for commit_data in data {	
-	new_data += (
+	new_data += {
 		message = commit_data.commit.message
 		name = commit_data.commit.committer.name
-	)
+	}
 }
 
 new_data

examples/map.ds

@@ -1,7 +1,7 @@
-dictionary = (
+dictionary = {
 	dust = "awesome"
 	answer = 42
-)
+}
 
 (output 
 	'Dust is '

src/abstract_tree/index.rs

@@ -89,7 +89,7 @@ mod tests {
 
     #[test]
     fn evaluate_map_index() {
-        let test = evaluate("x = (y = (z = 2)) x:y:z").unwrap();
+        let test = evaluate("x = {y = {z = 2}} x:y:z").unwrap();
 
         assert_eq!(Value::Integer(2), test);
     }

src/evaluator.rs

@@ -166,7 +166,7 @@ mod tests {
             variables.insert("foo".to_string(), Value::String("bar".to_string()));
         }
 
-        assert_eq!(evaluate("( x = 1, foo = 'bar' )"), Ok(Value::Map(map)));
+        assert_eq!(evaluate("{ x = 1, foo = 'bar' }"), Ok(Value::Map(map)));
     }
 
     #[test]

tree-sitter-dust/corpus/functions.txt

@@ -103,10 +103,10 @@ Complex Function Call
 (foobar
     "hi"
     42
-    (
+    {
       x = 1
       y = 2
-    )
+    }
 )
 
 --------------------------------------------------------------------------------

tree-sitter-dust/corpus/maps.txt

@@ -2,7 +2,7 @@
 Simple Map
 ================================================================================
 
-( answer = 42 )
+{ answer = 42 }
 
 --------------------------------------------------------------------------------
 
@@ -21,15 +21,15 @@ Simple Map
 Nested Maps
 ================================================================================
 
-x = (
-  y = (
+x = {
+  y = {
     foo = 'bar'
-    z = (
+    z = {
       message = 'hiya'
-    )
-  )
+    }
+  }
   f = 12
-)
+}
 
 --------------------------------------------------------------------------------
 

tree-sitter-dust/grammar.js

@@ -5,10 +5,6 @@ module.exports = grammar({
 
   extras: $ => [ /\s/, $._comment ],
 
-  conflicts: $ => [
-    [$.map, $.assignment_operator],
-  ],
-
   rules: {
     root: $ => prec(1, repeat1($.statement)),
 
@@ -100,14 +96,14 @@ module.exports = grammar({
     ),
 
     map: $ => seq(
-      '(',
+      '{',
       repeat(seq(
         $.identifier,
         "=",
         $.statement,
         optional(',')
       )),
-      ')',
+      '}',
     ),
  
     index: $ => prec.left(1, seq(
@@ -164,11 +160,11 @@ module.exports = grammar({
       $.statement,
     ),
 
-    assignment_operator: $ => choice(
+    assignment_operator: $ => prec.right(choice(
       "=",
       "+=",
       "-=",
-    ),
+    )),
 
     if_else: $ => prec.right(seq(
       $.if,

tree-sitter-dust/src/grammar.json

@@ -518,7 +518,7 @@
       "members": [
         {
           "type": "STRING",
-          "value": "("
+          "value": "{"
         },
         {
           "type": "REPEAT",
@@ -554,7 +554,7 @@
         },
         {
           "type": "STRING",
-          "value": ")"
+          "value": "}"
         }
       ]
     },
@@ -767,21 +767,25 @@
       ]
     },
     "assignment_operator": {
-      "type": "CHOICE",
-      "members": [
-        {
-          "type": "STRING",
-          "value": "="
-        },
-        {
-          "type": "STRING",
-          "value": "+="
-        },
-        {
-          "type": "STRING",
-          "value": "-="
-        }
-      ]
+      "type": "PREC_RIGHT",
+      "value": 0,
+      "content": {
+        "type": "CHOICE",
+        "members": [
+          {
+            "type": "STRING",
+            "value": "="
+          },
+          {
+            "type": "STRING",
+            "value": "+="
+          },
+          {
+            "type": "STRING",
+            "value": "-="
+          }
+        ]
+      }
     },
     "if_else": {
       "type": "PREC_RIGHT",
@@ -1474,12 +1478,7 @@
       "name": "_comment"
     }
   ],
-  "conflicts": [
-    [
-      "map",
-      "assignment_operator"
-    ]
-  ],
+  "conflicts": [],
   "precedences": [],
   "externals": [],
   "inline": [],