| // Copyright (c) 2018, 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. |
| |
| // @dart = 2.7 |
| |
| // dart2jsOptions=--strong |
| |
| import 'package:expect/expect.dart'; |
| |
| abstract class A { |
| m(); |
| } |
| |
| class B implements A { |
| noSuchMethod(Invocation i) { |
| return 42; |
| } |
| } |
| |
| class C extends B { |
| noSuchMethod(Invocation i) => 87; |
| |
| method() => super.m(); |
| } |
| |
| void main() { |
| C x = new C(); |
| Expect.equals(87, x.method()); |
| } |