| // 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 to derive a mixin from a class which has a |
| * superclass other than Object. |
| * @description Checks that it is a compile error to derive a mixin from a class |
| * which has a superclass other than Object. Test type aliases |
| * @issue 26409 |
| * @issue 42254 |
| * @author sgrekhov@unipro.ru |
| */ |
| // SharedOptions=--enable-experiment=nonfunction-type-aliases |
| |
| class Sstatic { |
| } |
| |
| class M extends Sstatic { |
| } |
| |
| class SuperA { |
| } |
| |
| typedef AliasA = SuperA; |
| typedef AliasM = M; |
| |
| class A = AliasA with AliasM; |
| // ^^^^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| main() { |
| new A(); |
| } |
