public Logic(TaskSource <T> source) : base(source.Shape)
{
SetHandler(source.Outlet, onPull: () =>
{
var callback = GetAsyncCallback <Task <T> >(t =>
{
if (!t.IsCanceled && !t.IsFaulted)
{
Emit(source.Outlet, t.Result, CompleteStage);
}
else
{
FailStage(t.IsFaulted
? Flatten(t.Exception)
: new TaskCanceledException("Task was cancelled."));
}
});
source._task.ContinueWith(t => callback(t), TaskContinuationOptions.ExecuteSynchronously);
SetHandler(source.Outlet, EagerTerminateOutput); // After first pull we won't produce anything more
});
}
public Logic(TaskSource <T> stage) : base(stage.Shape)
{
_stage = stage;
SetHandler(stage.Outlet, this);
}
