Index: sdk/lib/async/stream_controller.dart |
diff --git a/sdk/lib/async/stream_controller.dart b/sdk/lib/async/stream_controller.dart |
index b362be894661711f5cdfcd7db305f99f8baaa28c..cf49a17c85a2f27f88fccbcfc91b113db1287201 100644 |
--- a/sdk/lib/async/stream_controller.dart |
+++ b/sdk/lib/async/stream_controller.dart |
@@ -56,6 +56,8 @@ class StreamController<T> extends Stream<T> implements StreamSink<T> { |
onPauseStateChange); |
} |
+ bool get isSingleSubscription => _stream.isSingleSubscription; |
+ |
StreamSubscription listen(void onData(T data), |
{ void onError(AsyncError error), |
void onDone(), |