We’ve seen that we can cancel contexts in a few ways–explicitly, or via timeouts. And that canceling a parent context also cancels all of its children. But in all of these cases we get only two possible error values: context.Canceled or context.DeadlineExceeded. What if you wish to express additional details about a cancelation? This is where the concept of a ‘cause’ comes into play… Overview … The WithCancelCause, WithDeadlineCause, and WithTimeoutCause functions return a CancelC...
