pkg/front_end/testcases/regress/annotation_referencing_extension_instance_member.dart

// Copyright (c) 2024, the Dart project authors. Please see the AUTHORS file
// for details. All rights reserved. Use of this source code is governed by a
// BSD-style license that can be found in the LICENSE file.

extension Bar on String {
  foo() => 42;

  @foo
  bar() => 42;
}