Issue 25385. Set documentation comment for enum constants.

pkg/analyzer/lib/src/generated/utilities_dart.dart

Index: pkg/analyzer/lib/src/generated/utilities_dart.dart
diff --git a/pkg/analyzer/lib/src/generated/utilities_dart.dart b/pkg/analyzer/lib/src/generated/utilities_dart.dart
index 5fe5e723af3d14415297a512517771afae12305b..695f75e5d1c22ac2be8e548c849426bd1d1dbaaf 100644
--- a/pkg/analyzer/lib/src/generated/utilities_dart.dart
+++ b/pkg/analyzer/lib/src/generated/utilities_dart.dart
@@ -4,9 +4,25 @@
 
 library analyzer.src.generated.utilities_dart;
 
+import 'package:analyzer/dart/ast/ast.dart' show AnnotatedNode, Comment;
+import 'package:analyzer/dart/ast/token.dart' show Token;
+import 'package:analyzer/src/generated/element.dart' show ElementImpl;
 import 'package:analyzer/src/generated/java_core.dart';
 
 /**
+ * If the given [node] has a documentation comment, remember its content
+ * and range into the given [element].
+ */
+void setElementDocumentationComment(ElementImpl element, AnnotatedNode node) {
+  Comment comment = node.documentationComment;
+  if (comment != null && comment.isDocumentation) {
+    element.documentationComment =
+        comment.tokens.map((Token t) => t.lexeme).join('\n');
+    element.setDocRange(comment.offset, comment.length);
+  }
+}
+
+/**
  * Check whether [uri1] starts with (or 'is prefixed by') [uri2] by checking
  * path segments.
  */