public IObservable <Message <T> > GetOrBuildObservable()
{
if (_done)
{
return(null);
}
return(_observable ?? (_observable = new PubSubObservable(this)));
}
public override void Dispose()
{
if (_observable != null && !_observable.IsDisposed && StillActive)
{
throw new InvalidOperationException(
"Cannot exit (P)SUBSCRIBE mode until (P)UNSUBSCRIBE-d from all channels.");
}
_observable.Dispose();
_observable = null;
base.Dispose();
}
