unified: Group enum entries

Same as in the preceding commit.

unified/extractor/tree-sitter-swift/grammar.js

@@ -1681,15 +1681,14 @@ module.exports = grammar({
         field("modifiers", optional($.modifiers)),
         optional("indirect"),
         "case",
-        sep1(
-          seq(
-            field("name", $.simple_identifier),
-            optional($._enum_entry_suffix)
-          ),
-          ","
-        ),
+        sep1(field("case", $.enum_case_entry), ","),
         optional(";")
       ),
+    enum_case_entry: ($) =>
+      seq(
+        field("name", $.simple_identifier),
+        optional($._enum_entry_suffix)
+      ),
     _enum_entry_suffix: ($) =>
       choice(
         field("data_contents", $.enum_type_parameters),

unified/extractor/tree-sitter-swift/node-types.yml

@@ -271,13 +271,15 @@ named:
     body: block
     catch*: catch_block
   else:
+  enum_case_entry:
+    data_contents?: enum_type_parameters
+    name: simple_identifier
+    raw_value?: expression
   enum_class_body:
     member*: [enum_entry, type_level_declaration]
   enum_entry:
-    data_contents*: enum_type_parameters
+    case+: enum_case_entry
     modifiers?: modifiers
-    name+: simple_identifier
-    raw_value*: expression
   enum_type_parameter:
     default_value?: expression
     external_name?: wildcard_pattern