| // 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 call generic |
| * function with two dependant type parameters which are not bounded well. |
| * @Issue 37061 |
| * @author iarkh@unipro.ru |
| */ |
| |
| class A<X extends A<X>> {} |
| void testme<X extends Y, Y extends A<X>>() {} |
| |
| main() { |
| testme(); //# 01: compile-time error |
| |
| testme<Never, dynamic>(); //# 02: compile-time error |
| testme<dynamic, Never>(); //# 03: compile-time error |
| testme<dynamic, dynamic>(); //# 04: compile-time error |
| |
| testme<Null, Object?>(); //# 05: compile-time error |
| testme<Object, Null>(); //# 06: compile-time error |
| testme<Object, Object?>(); //# 07: compile-time error |
| |
| testme<Null, void>(); //# 08: compile-time error |
| testme<void, Null>(); //# 09: compile-time error |
| testme<void, void>(); //# 10: compile-time error |
| |
| testme<A<Null>, Null>(); //# 11: compile-time error |
| } |
