| // Copyright (c) 2011, 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. |
| |
| /** |
| * @assertion The for statement supports iteration. |
| * forStatement: |
| * await? for '(' forLoopParts ')' statement |
| * ; |
| * forLoopParts: |
| * forInitializerStatement expression? ';' expressionList? | |
| * declaredIdentifier in expression | |
| * identifier in expression |
| * ; |
| * forInitializerStatement: |
| * initializedVariableDeclaration | |
| * expression? ';' |
| * ; |
| * @description Checks that several valid variations of the asynchronous for-in |
| * statement do not cause any errors. |
| * @author a.semenov@unipro.ru |
| */ |
| import 'dart:async'; |
| import '../../../Utils/expect.dart'; |
| |
| test() async { |
| int i = 0; |
| await for (var i in new Stream.fromIterable([1, 2])) {break;} |
| await for (int i in new Stream.fromIterable([1, 2])) break; |
| await for (final i in const Stream.empty()) break; |
| await for (final String s in new Stream.fromIterable(['a', 'b', 'c'])) { |
| break; |
| } |
| await for (i in new Stream.fromIterable([1, 2, 3, 4, 5])) break; |
| } |
| |
| main() { |
| asyncStart(); |
| test().then( |
| (value) => asyncEnd() |
| ); |
| } |
