im-lost

https://github.com/mblumtritt/im-lost

If you have overlooked something again and don't really understand what your code is doing. If you have to maintain this application but can't really find your way around and certainly can't track down that stupid error. If you feel lost in all that code, here's the gem to help you out! ImLost helps you by analyzing function calls of objects, informing you about exceptions and logging your way through your code. In short, ImLost is your debugging helper!