| // 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 Any use of a type [T] which is not well-bounded is a |
| /// compile-time error. |
| /// @description Checks that compile error is thrown when non-function type alias |
| /// with not well bounded type parameter is declared |
| /// @author iarkh@unipro.ru |
| |
| class A<T extends A<T>> {} |
| |
| typedef B1<X extends A> = A<X>; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| typedef B2<X extends A<A>> = A<X>; |
| // ^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| typedef B3<X extends A<int>> = A<X>; |
| // ^^^ |
| // [analyzer] unspecified |
| // [cfe] unspecified |
| |
| main() { |
| } |
