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1 // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2016, 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 import "package:expect/expect.dart"; | 5 import "package:expect/expect.dart"; |
6 | 6 |
7 import 'dart:async'; | 7 import 'dart:async'; |
8 | 8 |
9 Stream/*<T>*/ foo/*<T>*/(/*=T*/ x) async* { | 9 class A { |
10 for (int i = 0; i < 3; i++) { | 10 Future<int> foo() async => 42; |
11 yield x; | 11 } |
| 12 |
| 13 class B extends A { |
| 14 Future<int> foo() async { |
| 15 var x = await super.foo(); |
| 16 return x + 1; |
12 } | 17 } |
13 } | 18 } |
14 | 19 |
15 main() async { | 20 main() async { |
16 await for (var x in foo/*<int>*/(1)) { | 21 Expect.equals(43, await new B().foo()); |
17 Expect.equals(1, x); | 22 } |
18 } | |
19 } | |
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