| // Copyright (c) 2026, 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 A compile-time error occurs if a mixin class declaration has a |
| /// primary constructor which is not trivial, that is, it declares one or more |
| /// parameters, or it has a body part that has an initializer list or a body. |
| /// |
| /// @description Check that it is a compile-time error if a mixin class |
| /// declaration has a primary constructor which declares parameters. |
| /// @author sgrekhov22@gmail.com |
| |
| // SharedOptions=--enable-experiment=primary-constructors |
| |
| mixin class M1(int x) {} |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| mixin class M2([int x = 0]); |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| mixin class M3({int x = 0}) {} |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| mixin class M4({required int x}); |
| // ^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| main() { |
| print(M1); |
| print(M2); |
| print(M3); |
| print(M4); |
| } |
