anchor.diff:          stringType,
           parent,
           startCharOffset,
  -        charOffset);
  +        charOffset,
  +        charEndOffset);
       void setParent(String name, MemberBuilder builder) {
         do {
           builder.parent = enumBuilder;
  
positive.code:       this.stringType,
        LibraryBuilder parent,
        int startCharOffset,
        int charOffset)
        : super(metadata, 0, name, null, null, null, scope, constructors, parent,
              null, startCharOffset, charOffset, TreeNode.noOffset,
              cls: cls);
  
    factory KernelEnumBuilder(
  
negative.code:         StringLiteral,
          SuperInitializer,
          ThisExpression,
          VariableGet;
  
  import 'kernel_shadow_ast.dart' show ShadowClass;
  