Convert syntax tree to Evaluator

grammar.js

@@ -3,9 +3,12 @@ module.exports = grammar({
 
   rules: {
     source: $ => repeat(choice(
+      $.comment,
       $.statement,
     )),
 
+    comment: $ => seq('#', /.*/),
+
     statement: $ => seq($.expression, $.close),
 
     expression: $ => choice(

src/grammar.json

@@ -6,6 +6,10 @@
       "content": {
         "type": "CHOICE",
         "members": [
+          {
+            "type": "SYMBOL",
+            "name": "comment"
+          },
           {
             "type": "SYMBOL",
             "name": "statement"
@@ -13,6 +17,19 @@
         ]
       }
     },
+    "comment": {
+      "type": "SEQ",
+      "members": [
+        {
+          "type": "STRING",
+          "value": "#"
+        },
+        {
+          "type": "PATTERN",
+          "value": ".*"
+        }
+      ]
+    },
     "statement": {
       "type": "SEQ",
       "members": [

src/node-types.json

@@ -4,6 +4,11 @@
     "named": true,
     "fields": {}
   },
+  {
+    "type": "comment",
+    "named": true,
+    "fields": {}
+  },
   {
     "type": "expression",
     "named": true,
@@ -74,6 +79,10 @@
       "multiple": true,
       "required": false,
       "types": [
+        {
+          "type": "comment",
+          "named": true
+        },
         {
           "type": "statement",
           "named": true
@@ -139,6 +148,10 @@
       ]
     }
   },
+  {
+    "type": "#",
+    "named": false
+  },
   {
     "type": "(",
     "named": false