Add semantic accessors

This may be squashed together with
`590688ef27d4ee377ef1ba589c096f2de6ae0dc2`.

Author: inaki-amatria

grammar.js

@@ -396,7 +396,7 @@ module.exports = grammar({
 
     block_data_statement: $ => seq(
       whiteSpacedKeyword('block', 'data'),
-      optional($._name),
+      optional(field('name', $._name)),
       $.end_of_statement
     ),
 
@@ -1696,7 +1696,7 @@ module.exports = grammar({
       caseInsensitive('type'),
       optional(seq(',', $.access_specifier)),
       optional('::'),
-      $._type_name,
+      field('name', $._type_name),
     ),
 
     enumerator_statement: $ => seq(

src/grammar.json

@@ -7894,8 +7894,12 @@
           "type": "CHOICE",
           "members": [
             {
-              "type": "SYMBOL",
-              "name": "_name"
+              "type": "FIELD",
+              "name": "name",
+              "content": {
+                "type": "SYMBOL",
+                "name": "_name"
+              }
             },
             {
               "type": "BLANK"
@@ -16910,8 +16914,12 @@
           ]
         },
         {
-          "type": "SYMBOL",
-          "name": "_type_name"
+          "type": "FIELD",
+          "name": "name",
+          "content": {
+            "type": "SYMBOL",
+            "name": "_type_name"
+          }
         }
       ]
     },

src/node-types.json

@@ -1504,18 +1504,25 @@
   {
     "type": "block_data_statement",
     "named": true,
-    "fields": {},
+    "fields": {
+      "name": {
+        "multiple": false,
+        "required": false,
+        "types": [
+          {
+            "type": "name",
+            "named": true
+          }
+        ]
+      }
+    },
     "children": {
-      "multiple": true,
+      "multiple": false,
       "required": true,
       "types": [
         {
           "type": "end_of_statement",
           "named": true
-        },
-        {
-          "type": "name",
-          "named": true
         }
       ]
     }
@@ -6282,18 +6289,25 @@
   {
     "type": "enumeration_type_statement",
     "named": true,
-    "fields": {},
+    "fields": {
+      "name": {
+        "multiple": false,
+        "required": true,
+        "types": [
+          {
+            "type": "type_name",
+            "named": true
+          }
+        ]
+      }
+    },
     "children": {
-      "multiple": true,
-      "required": true,
+      "multiple": false,
+      "required": false,
       "types": [
         {
           "type": "access_specifier",
           "named": true
-        },
-        {
-          "type": "type_name",
-          "named": true
         }
       ]
     }