public bool TryComplete(T result)
{
var completed = false;
if (Interlocked.Exchange(ref _isCompleted, 1) == 0)
{
TaskRunner.RunInBackground(() => _completion.SetResult(result));
completed = true;
}
else
{
completed = false;
}
Task.Wait();
return(completed);
}
protected void RunWithTimeout(TimeSpan timeout, Func <Task> func)
{
using (var cancellation = new CancellationTokenSource(timeout))
{
try
{
TaskRunner
.RunInBackground(func, cancellation.Token)
.WithCancellation(cancellation.Token)
.GetResult();
}
catch (OperationCanceledException) when(cancellation.IsCancellationRequested)
{
throw new TimeoutException($"Task not completed after {timeout.TotalMilliseconds} ms");
}
}
}
public bool TryCancel()
{
var completed = false;
if (Interlocked.Exchange(ref _isCompleted, 1) == 0)
{
TaskRunner.RunInBackground(() => _completion.SetCanceled());
completed = true;
}
else
{
completed = false;
}
try
{
Task.Wait();
}
catch
{
// ignored
}
return(completed);
}
public bool TryFail(IEnumerable <Exception> errors)
{
var completed = false;
if (Interlocked.Exchange(ref _isCompleted, 1) == 0)
{
TaskRunner.RunInBackground(() => _completion.SetException(errors));
completed = true;
}
else
{
completed = false;
}
try
{
Task.Wait();
}
catch
{
// ignored
}
return(completed);
}
public void Dispose()
{
_log.Trace("Disposing");
TaskRunner.RunInBackground(StopAsync).LogAndIgnoreExceptions(_log).GetResult();
}
protected void RunWithTimeout(TimeSpan timeout, Func <Task> func) => Should.CompleteIn(() => TaskRunner.RunInBackground(func), timeout);
