protected override async Task <IAsyncDisposable> SubscribeAsyncCore(IAsyncObserver <TSource> observer)
{
if (_disposable != null)
{
var d = await _disposable.GetDisposableAsync().ConfigureAwait(false);
var s = await _subject.SubscribeAsync(observer).ConfigureAwait(false);
return(StableCompositeAsyncDisposable.Create(d, s));
}
return(await _subject.SubscribeAsync(observer).ConfigureAwait(false));
}
public ValueTask <IAsyncDisposable> SubscribeAsync(IAsyncObserver <TResult> observer)
{
if (observer == null)
{
throw new ArgumentNullException(nameof(observer));
}
return(subject.SubscribeAsync(observer));
}