// Copyright (c) 2016, 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 return statement returns a result to the caller of a
/// synchronous function, completes the future associated with an asynchronous
/// function or terminates the stream or iterable associated with a generator.
/// returnStatement:
///   return expression? ';'
/// ;
/// @description Check that statement 'return;' is accepted as valid in
/// synchronous local generator.
///
/// @author a.semenov@unipro.ru

import '../../../Utils/expect.dart';

main() {
  Iterable test() sync* {
    return;
  }

  Expect.isTrue(test().isEmpty);
}
