Change syntax

bindings/dust

@@ -1 +1 @@
-Subproject commit f596c6b5811cabc9b1b8ef87b9c6ce627b567c93
+Subproject commit 1f829d930a8a5d4683ac41c6a2085c5f482868cd

grammar.js

@@ -14,13 +14,11 @@ module.exports = grammar({
     comment: $ => seq(token('#'), /.*/),
 
     statement: $ => prec.right(choice(
-      $.open_statement,
+      $.expression,
-      $.yield_statement,
+      $.yield,
     )),
 
-    open_statement: $ => prec.right($.expression),
+    yield: $ => prec.left(seq($.statement, '->', $.statement)),
-
-    yield_statement: $ => seq($.open_statement, '->', $.open_statement),
 
     expression: $ => choice(
       $._expression_kind,
@@ -57,11 +55,7 @@ module.exports = grammar({
 
     integer: $ => /\d+/,
 
-    string: $ => choice(
+    string: $ => /(".*?")|('.*?')|(`.*?`)/,
-      /'([^"]+)'/,
-      /"([^"]+)"/,
-      /`([^"]+)`/
-    ),
 
     empty: $ => '()',
 

src/grammar.json

@@ -46,40 +46,36 @@
         "members": [
           {
             "type": "SYMBOL",
-            "name": "open_statement"
+            "name": "expression"
           },
           {
             "type": "SYMBOL",
-            "name": "yield_statement"
+            "name": "yield"
           }
         ]
       }
     },
-    "open_statement": {
+    "yield": {
-      "type": "PREC_RIGHT",
+      "type": "PREC_LEFT",
       "value": 0,
       "content": {
-        "type": "SYMBOL",
+        "type": "SEQ",
-        "name": "expression"
+        "members": [
+          {
+            "type": "SYMBOL",
+            "name": "statement"
+          },
+          {
+            "type": "STRING",
+            "value": "->"
+          },
+          {
+            "type": "SYMBOL",
+            "name": "statement"
+          }
+        ]
       }
     },
-    "yield_statement": {
-      "type": "SEQ",
-      "members": [
-        {
-          "type": "SYMBOL",
-          "name": "open_statement"
-        },
-        {
-          "type": "STRING",
-          "value": "->"
-        },
-        {
-          "type": "SYMBOL",
-          "name": "open_statement"
-        }
-      ]
-    },
     "expression": {
       "type": "CHOICE",
       "members": [
@@ -209,21 +205,8 @@
       "value": "\\d+"
     },
     "string": {
-      "type": "CHOICE",
+      "type": "PATTERN",
-      "members": [
+      "value": "(\".*?\")|('.*?')|(`.*?`)"
-        {
-          "type": "PATTERN",
-          "value": "'([^\"]+)'"
-        },
-        {
-          "type": "PATTERN",
-          "value": "\"([^\"]+)\""
-        },
-        {
-          "type": "PATTERN",
-          "value": "`([^\"]+)`"
-        }
-      ]
     },
     "empty": {
       "type": "STRING",

src/node-types.json

@@ -256,21 +256,6 @@
     "named": true,
     "fields": {}
   },
-  {
-    "type": "open_statement",
-    "named": true,
-    "fields": {},
-    "children": {
-      "multiple": false,
-      "required": true,
-      "types": [
-        {
-          "type": "expression",
-          "named": true
-        }
-      ]
-    }
-  },
   {
     "type": "root",
     "named": true,
@@ -314,21 +299,16 @@
       "required": true,
       "types": [
         {
-          "type": "open_statement",
+          "type": "expression",
           "named": true
         },
         {
-          "type": "yield_statement",
+          "type": "yield",
           "named": true
         }
       ]
     }
   },
-  {
-    "type": "string",
-    "named": true,
-    "fields": {}
-  },
   {
     "type": "table",
     "named": true,
@@ -396,7 +376,7 @@
     }
   },
   {
-    "type": "yield_statement",
+    "type": "yield",
     "named": true,
     "fields": {},
     "children": {
@@ -404,7 +384,7 @@
       "required": true,
       "types": [
         {
-          "type": "open_statement",
+          "type": "statement",
           "named": true
         }
       ]
@@ -546,6 +526,10 @@
     "type": "select",
     "named": false
   },
+  {
+    "type": "string",
+    "named": true
+  },
   {
     "type": "table",
     "named": false