Add new root node

bindings/dust

@@ -1 +1 @@
-Subproject commit 4907dd9f8f6e7752c393e316a4eea27d1ff7fa3a
+Subproject commit c9c7eb31737fc3ce02bed5ce0069d8e04345f00b

grammar.js

@@ -2,12 +2,14 @@ module.exports = grammar({
   name: 'dust',
 
   rules: {
-    source: $ => repeat(choice(
+    root: $ => repeat1($.item),
+    
+    item: $ => choice(
       $.comment,
       $.statement,
-    )),
+    ),
 
-    comment: $ => prec.left(seq(token('#'), /.*/, optional(token('#')))),
+    comment: $ => prec.left(seq(token('#'), /.*/)),
 
     statement: $ => choice(
       $.closed_statement,
@@ -60,11 +62,11 @@ module.exports = grammar({
       ')'
     ),
 
-    operator: $ => token(choice(
+    operator: $ => choice(
       '+',
       '-',
       '=',
-    )),
+    ),
 
     operation: $ => prec.left(seq(
       $.expression,

src/grammar.json

@@ -1,22 +1,26 @@
 {
   "name": "dust",
   "rules": {
-    "source": {
-      "type": "REPEAT",
+    "root": {
+      "type": "REPEAT1",
       "content": {
-        "type": "CHOICE",
-        "members": [
-          {
-            "type": "SYMBOL",
-            "name": "comment"
-          },
-          {
-            "type": "SYMBOL",
-            "name": "statement"
-          }
-        ]
+        "type": "SYMBOL",
+        "name": "item"
       }
     },
+    "item": {
+      "type": "CHOICE",
+      "members": [
+        {
+          "type": "SYMBOL",
+          "name": "comment"
+        },
+        {
+          "type": "SYMBOL",
+          "name": "statement"
+        }
+      ]
+    },
     "comment": {
       "type": "PREC_LEFT",
       "value": 0,
@@ -33,21 +37,6 @@
           {
             "type": "PATTERN",
             "value": ".*"
-          },
-          {
-            "type": "CHOICE",
-            "members": [
-              {
-                "type": "TOKEN",
-                "content": {
-                  "type": "STRING",
-                  "value": "#"
-                }
-              },
-              {
-                "type": "BLANK"
-              }
-            ]
           }
         ]
       }
@@ -240,24 +229,21 @@
       ]
     },
     "operator": {
-      "type": "TOKEN",
-      "content": {
-        "type": "CHOICE",
-        "members": [
-          {
-            "type": "STRING",
-            "value": "+"
-          },
-          {
-            "type": "STRING",
-            "value": "-"
-          },
-          {
-            "type": "STRING",
-            "value": "="
-          }
-        ]
-      }
+      "type": "CHOICE",
+      "members": [
+        {
+          "type": "STRING",
+          "value": "+"
+        },
+        {
+          "type": "STRING",
+          "value": "-"
+        },
+        {
+          "type": "STRING",
+          "value": "="
+        }
+      ]
     },
     "operation": {
       "type": "PREC_LEFT",

src/node-types.json

@@ -74,6 +74,25 @@
       ]
     }
   },
+  {
+    "type": "item",
+    "named": true,
+    "fields": {},
+    "children": {
+      "multiple": false,
+      "required": true,
+      "types": [
+        {
+          "type": "comment",
+          "named": true
+        },
+        {
+          "type": "statement",
+          "named": true
+        }
+      ]
+    }
+  },
   {
     "type": "list",
     "named": true,
@@ -124,19 +143,20 @@
     }
   },
   {
-    "type": "source",
+    "type": "operator",
+    "named": true,
+    "fields": {}
+  },
+  {
+    "type": "root",
     "named": true,
     "fields": {},
     "children": {
       "multiple": true,
-      "required": false,
+      "required": true,
       "types": [
         {
-          "type": "comment",
-          "named": true
-        },
-        {
-          "type": "statement",
+          "type": "item",
           "named": true
         }
       ]
@@ -212,10 +232,22 @@
     "type": ")",
     "named": false
   },
+  {
+    "type": "+",
+    "named": false
+  },
   {
     "type": ",",
     "named": false
   },
+  {
+    "type": "-",
+    "named": false
+  },
+  {
+    "type": "=",
+    "named": false
+  },
   {
     "type": "close",
     "named": true
@@ -252,10 +284,6 @@
     "type": "integer",
     "named": true
   },
-  {
-    "type": "operator",
-    "named": true
-  },
   {
     "type": "string",
     "named": true