private static bool CrashIfCanceledWithDifferentToken(OperationCanceledException exception, CancellationToken cancellationToken)
{
if (exception.CancellationToken != cancellationToken)
{
ExceptionHelpers.Crash(exception);
}
return(false);
}
public static Task <TResult> SafeStartNewFromAsync <TResult>(
this TaskFactory factory,
Func <Task <TResult> > funcAsync,
CancellationToken cancellationToken,
TaskCreationOptions creationOptions,
TaskScheduler scheduler)
{
// The one and only place we can call StartNew<>().
var task = factory.StartNew(funcAsync, cancellationToken, creationOptions, scheduler).Unwrap();
// make it crash if exception has thrown
task.SafeContinueWith(t => ExceptionHelpers.Crash(t.Exception),
CancellationToken.None,
TaskContinuationOptions.OnlyOnFaulted | TaskContinuationOptions.ExecuteSynchronously,
TaskScheduler.Default);
return(task);
}