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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 | |
3 // BSD-style license that can be found in the LICENSE file. | |
4 | |
5 // `FutureOr<T>` is only visible when `dart:async` is imported. | |
6 | |
7 T foo<T>(T x) { | |
8 return x as | |
9 FutureOr< /// 00: runtime error, static type warning | |
10 T | |
11 > /// 00: continued | |
12 ; | |
13 } | |
14 | |
15 main() { | |
16 if (499 != foo<int>(499)) throw "bad"; | |
17 } | |
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