| // Copyright (c) 2019, 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. |
| |
| /** |
| * @assertion Invoking an abstract method, getter or setter results in an |
| * invocation of noSuchMethod exactly as if the declaration did not exist, |
| * unless a suitable member a is available in a superclass, in which case a is |
| * invoked. |
| * @description Checks that it is a compile error when calling an |
| * abstract method that is inherited from non-direct superclass. Test type alias |
| * @author sgrekhov@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=nonfunction-type-aliases |
| |
| abstract class A { |
| m1(); |
| } |
| typedef AAlias = A; |
| abstract class A1 extends AAlias {} |
| |
| typedef A1Alias = A1; |
| abstract class A2 extends A1Alias {} |
| |
| typedef A2Alias = A2; |
| class C extends A2Alias { |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
| |
| main() { |
| new C().m1(); |
| } |
