Index: packages/async/lib/src/typed/stream_subscription.dart |
diff --git a/packages/async/lib/src/typed/stream_subscription.dart b/packages/async/lib/src/typed/stream_subscription.dart |
new file mode 100644 |
index 0000000000000000000000000000000000000000..0fab0390a48d0d19e89ab4b65443aa2f9597c5cc |
--- /dev/null |
+++ b/packages/async/lib/src/typed/stream_subscription.dart |
@@ -0,0 +1,37 @@ |
+// 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. |
+ |
+import 'dart:async'; |
+ |
+class TypeSafeStreamSubscription<T> implements StreamSubscription<T> { |
+ final StreamSubscription _subscription; |
+ |
+ bool get isPaused => _subscription.isPaused; |
+ |
+ TypeSafeStreamSubscription(this._subscription); |
+ |
+ void onData(void handleData(T data)) { |
+ _subscription.onData((data) => handleData(data as T)); |
+ } |
+ |
+ void onError(Function handleError) { |
+ _subscription.onError(handleError); |
+ } |
+ |
+ void onDone(void handleDone()) { |
+ _subscription.onDone(handleDone); |
+ } |
+ |
+ void pause([Future resumeFuture]) { |
+ _subscription.pause(resumeFuture); |
+ } |
+ |
+ void resume() { |
+ _subscription.resume(); |
+ } |
+ |
+ Future cancel() => _subscription.cancel(); |
+ |
+ Future<E> asFuture<E>([E futureValue]) => _subscription.asFuture(futureValue); |
+} |