blob: 7c38a261db025de94f7c04bd6f09094a71ea5f69 [file] [log] [blame]
// 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.
library dart.async;
abstract class FutureOr<T> {}
abstract class Future<T> {}
abstract class Stream<T> {}