public Concat(ConcatObservable <T> parent, IObserver <T> observer, IDisposable cancel)
: base(observer, cancel)
{
this.parent = parent;
}
public IObservable <T> Combine(IEnumerable <IObservable <T> > combineSources)
{
return(new ConcatObservable <T>(ConcatObservable <T> .CombineSources(this.sources, combineSources)));
}