.

Author: ketkarameya

grammar.js

@@ -252,9 +252,11 @@ module.exports = grammar({
       ")"
     ),
 
+    binding_pattern_kind: $ => choice("val", "var"),
+
     class_parameter: $ => seq(
       optional($.modifiers),
-      optional(choice("val", "var")),
+      optional($.binding_pattern_kind),
       $.simple_identifier,
       ":",
       $._type,
@@ -372,7 +374,7 @@ module.exports = grammar({
 
     property_declaration: $ => prec.right(seq(
       optional($.modifiers),
-      choice("val", "var"),
+      $.binding_pattern_kind,
       optional($.type_parameters),
       optional(seq($._receiver_type, optional('.'))),
       choice($.variable_declaration, $.multi_variable_declaration),

src/grammar.json

@@ -663,6 +663,19 @@
         }
       ]
     },
+    "binding_pattern_kind": {
+      "type": "CHOICE",
+      "members": [
+        {
+          "type": "STRING",
+          "value": "val"
+        },
+        {
+          "type": "STRING",
+          "value": "var"
+        }
+      ]
+    },
     "class_parameter": {
       "type": "SEQ",
       "members": [
@@ -682,17 +695,8 @@
           "type": "CHOICE",
           "members": [
             {
-              "type": "CHOICE",
-              "members": [
-                {
-                  "type": "STRING",
-                  "value": "val"
-                },
-                {
-                  "type": "STRING",
-                  "value": "var"
-                }
-              ]
+              "type": "SYMBOL",
+              "name": "binding_pattern_kind"
             },
             {
               "type": "BLANK"
@@ -1448,17 +1452,8 @@
             ]
           },
           {
-            "type": "CHOICE",
-            "members": [
-              {
-                "type": "STRING",
-                "value": "val"
-              },
-              {
-                "type": "STRING",
-                "value": "var"
-              }
-            ]
+            "type": "SYMBOL",
+            "name": "binding_pattern_kind"
           },
           {
             "type": "CHOICE",

src/node-types.json

@@ -640,6 +640,11 @@
       ]
     }
   },
+  {
+    "type": "binding_pattern_kind",
+    "named": true,
+    "fields": {}
+  },
   {
     "type": "boolean_literal",
     "named": true,
@@ -1239,6 +1244,10 @@
           "type": "bin_literal",
           "named": true
         },
+        {
+          "type": "binding_pattern_kind",
+          "named": true
+        },
         {
           "type": "boolean_literal",
           "named": true
@@ -6403,6 +6412,10 @@
           "type": "bin_literal",
           "named": true
         },
+        {
+          "type": "binding_pattern_kind",
+          "named": true
+        },
         {
           "type": "boolean_literal",
           "named": true