| // Copyright (c) 2013, 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. |
| |
| // @dart = 2.9 |
| |
| import 'package:expect/expect.dart'; |
| |
| class Super<T extends num> {} |
| |
| class Malbounded1 implements Super |
| // ^ |
| // [cfe] Type argument 'String' doesn't conform to the bound 'num' of the type variable 'T' on 'Super' in the supertype 'Super' of class 'Malbounded1'. |
| <String> |
| // ^^^^^^ |
| // [analyzer] COMPILE_TIME_ERROR.TYPE_ARGUMENT_NOT_MATCHING_BOUNDS |
| {} |
| |
| class Malbounded2 extends Super |
| // ^ |
| // [cfe] Type argument 'String' doesn't conform to the bound 'num' of the type variable 'T' on 'Super' in the supertype 'Super' of class 'Malbounded2'. |
| <String> |
| // ^^^^^^ |
| // [analyzer] COMPILE_TIME_ERROR.TYPE_ARGUMENT_NOT_MATCHING_BOUNDS |
| {} |
| |
| main() { |
| var m = new Malbounded1(); |
| Expect.isFalse(m is Super<int>); |
| var s = new Super<int>(); |
| Expect.isFalse(s is Malbounded1); |
| Expect.isFalse(s is Malbounded2); |
| Expect.isTrue(s is Super |
| // ^ |
| // [cfe] Type argument 'String' doesn't conform to the bound 'num' of the type variable 'T' on 'Super'. |
| <String> |
| // ^^^^^^ |
| // [analyzer] COMPILE_TIME_ERROR.TYPE_ARGUMENT_NOT_MATCHING_BOUNDS |
| ); |
| } |