| // 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 It is a compile error if an abstract member m is declared or |
| /// inherited in a concrete class C unless: |
| /// - m overrides a concrete member, or |
| /// - C has a noSuchMethod() method distinct from the one declared in class |
| /// Object. |
| /// @description Checks that it is a compile error if an abstract method is |
| /// inherited in a concrete class. Test type aliases |
| /// @author sgrekhov@unipro.ru |
| |
| // SharedOptions=--enable-experiment=nonfunction-type-aliases |
| abstract class A { |
| foo([x]); |
| } |
| typedef AAlias = A; |
| |
| class C extends AAlias { |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| } |
| |
| main() { |
| new C(); |
| } |
