public void OnCompleted()
{
if (eagerCleanup)
{
var a = Interlocked.Exchange(ref resourceCleanup, null);
if (a != null)
{
var r = resource;
resource = default(S);
try
{
a(r);
}
catch (Exception ex)
{
downstream.OnError(ex);
return;
}
}
downstream.OnCompleted();
}
else
{
downstream.OnCompleted();
CleanupAfter();
}
}
public void OnError(Exception error)
{
if (Interlocked.CompareExchange(ref exclude, 1, 0) == 0)
{
DisposableHelper.Dispose(ref task);
downstream.OnError(error);
}
}
public void OnError(Exception error)
{
if (Volatile.Read(ref disposed) == 0)
{
downstream.OnError(error);
}
}
public void Subscribe(ICompletableObserver observer)
{
var bd = new BooleanDisposable();
observer.OnSubscribe(bd);
if (bd.IsDisposed())
{
return;
}
try
{
action();
}
catch (Exception ex)
{
if (!bd.IsDisposed())
{
observer.OnError(ex);
}
return;
}
if (!bd.IsDisposed())
{
observer.OnCompleted();
}
}
/// <summary>
/// Subscribes the given completable observer to this subject
/// and relays/replays the terminal events of the subject.
/// </summary>
/// <param name="observer">The completable observer that wants to listen to the terminal events.</param>
public void Subscribe(ICompletableObserver observer)
{
var inner = new InnerDisposable(observer, this);
observer.OnSubscribe(inner);
if (Add(inner))
{
if (inner.IsDisposed())
{
Remove(inner);
}
}
else
{
if (!inner.IsDisposed())
{
var ex = Volatile.Read(ref error);
if (ex == ExceptionHelper.TERMINATED)
{
observer.OnCompleted();
}
else
{
observer.OnError(ex);
}
}
}
}
public void OnError(Exception error)
{
var d = Interlocked.Exchange(ref resource, DisposableHelper.DISPOSED);
if (d != DisposableHelper.DISPOSED)
{
downstream.OnError(error);
d?.Dispose();
}
}
public void OnError(Exception error)
{
try
{
downstream.OnError(error);
}
catch (Exception)
{
// TODO what should happen with these?
}
}
public void OnError(Exception error)
{
if (delayErrors)
{
ExceptionHelper.AddException(ref this.errors, error);
}
else
{
DisposableHelper.WeakDispose(ref upstream);
downstream.OnError(error);
}
Drain();
}
public void Subscribe(ICompletableObserver observer)
{
var inner = new InnerDisposable(observer, this);
observer.OnSubscribe(inner);
if (Add(inner))
{
if (inner.IsDisposed())
{
Remove(inner);
}
}
else
{
if (!inner.IsDisposed())
{
var ex = Volatile.Read(ref error);
if (ex == ExceptionHelper.TERMINATED)
{
observer.OnCompleted();
}
else
{
observer.OnError(ex);
}
}
return;
}
var src = Volatile.Read(ref source);
if (src != null)
{
src = Interlocked.Exchange(ref source, null);
if (src != null)
{
var a = cancel;
cancel = null;
a?.Invoke(this);
src.Subscribe(this);
}
}
}
public void OnError(Exception error)
{
var fb = default(ICompletableSource);
try
{
fb = RequireNonNullRef(handler(error), "The handler returned a null ICompletableSource");
}
catch (Exception ex)
{
downstream.OnError(new AggregateException(error, ex));
return;
}
var inner = new CompletableInnerObserver(downstream);
if (Interlocked.CompareExchange(ref fallbackObserver, inner, null) == null)
{
fb.Subscribe(inner);
}
}
void Error(Exception error, bool callTerminate)
{
upstream = DisposableHelper.DISPOSED;
try
{
onError?.Invoke(error);
}
catch (Exception ex)
{
error = new AggregateException(error, ex);
}
if (callTerminate)
{
try
{
onTerminate?.Invoke();
}
catch (Exception ex)
{
error = new AggregateException(error, ex);
}
}
downstream.OnError(error);
try
{
onAfterTerminate?.Invoke();
}
catch (Exception)
{
// FIXME what should happen with the exception
}
Finally();
}
internal void Run()
{
if (CurrentCount != 0)
{
try
{
Wait();
}
catch (ObjectDisposedException)
{
return;
}
}
var ex = error;
if (ex != ExceptionHelper.TERMINATED)
{
downstream.OnError(ex);
}
else
{
downstream.OnCompleted();
}
}
internal void Run()
{
for (; ;)
{
var d = Volatile.Read(ref task);
if (d == DisposableHelper.DISPOSED)
{
break;
}
if (Interlocked.CompareExchange(ref task, DisposableHelper.EMPTY, d) == d)
{
var ex = error;
if (ex != null)
{
downstream.OnError(ex);
}
else
{
downstream.OnCompleted();
}
break;
}
}
}
public virtual void OnError(Exception error)
{
downstream.OnError(error);
}
internal static void Error(this ICompletableObserver observer, Exception error)
{
observer.OnSubscribe(EMPTY);
observer.OnError(error);
}
public void OnError(Exception error)
{
DisposableHelper.WeakDispose(ref upstream);
downstream.OnError(error);
}
public void OnError(Exception error)
{
other = null;
downstream.OnError(error);
}
public void OnError(Exception error)
{
next = null;
downstream.OnError(error);
}
