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1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2015, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 // Regression test for issue 21912. | 5 // Regression test for issue 21912. |
6 | 6 |
7 class A {} | 7 class A {} |
8 class B extends A {} | 8 class B extends A {} |
9 | 9 |
10 typedef T Function2<S, T>(S z); | 10 typedef T Function2<S, T>(S z); |
11 typedef B AToB(A x); | 11 typedef B AToB(A x); |
12 typedef A BToA(B x); | 12 typedef A BToA(B x); |
13 | 13 |
14 void main() { | 14 void main() { |
15 { | 15 { |
16 Function2<Function2<A, B>, Function2<B, A>> t1; | 16 Function2<Function2<A, B>, Function2<B, A>> t1; |
17 Function2<AToB, BToA> t2; | 17 Function2<AToB, BToA> t2; |
18 Function2<Function2<int, double>, Function2<int, double>> left; | 18 Function2<Function2<int, double>, Function2<int, double>> left; |
19 left = t1; /// 01: ok | 19 left = t1; /// 01: static type warning |
20 left = t2; /// 02: ok | 20 left = t2; /// 02: static type warning |
21 } | 21 } |
22 } | 22 } |
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