refCount method
Returns a Stream that stays connected to this ConnectableStream as long as there is at least one subscription to this ConnectableStream.
Implementation
@override
R refCount() {
if (_canReuse(_ConnectableStreamUse.refCount)) {
return _subject as R;
}
StreamSubscription<T>? subscription;
_subject.onListen = () => subscription = _connection;
_subject.onCancel = () => subscription?.cancel();
return _subject as R;
}