| // Copyright (c) 2015, 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. | |
| import "package:expect/expect.dart"; | |
| bar() sync* { | |
| int i = 1; | |
| int j = 1; | |
| while (true) { | |
| yield i; | |
| j = i + j; | |
| i = j - i; | |
| } | |
| } | |
| foo() sync* { | |
| yield* [1, 2, 3]; | |
| yield null; | |
| yield* bar(); | |
| } | |
| main () async { | |
| Expect.listEquals([1, 2, 3, null, 1, 1, 2, 3, 5], foo().take(9).toList()); | |
| } |