Language/Statements/For/Asynchronous_For_in/syntax_t02.dart

// 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 It is a compile-time error if an asynchronous for-in statement
/// appears inside a synchronous function. It is a compile-time error if
/// a traditional for loop is prefixed by the await keyword.
///
/// @description Check that it is a compile-time error if an asynchronous
/// for-in statement appears inside a synchronous generator function
///
/// @author a.semenov@unipro.ru

import 'dart:async';

main() sync* {
  await for (var i in new Stream.fromIterable([1, 2])) break;
//                 ^
// [analyzer] unspecified
// [cfe] unspecified
}