The error-chain [0] crate helps to reduce this boilerplate. I usually don't like macro magic like this, but the code is so straightforward that you can trust th

The error-chain [0] crate helps to reduce this boilerplate. I usually don't like macro magic like this, but the code is so straightforward that you can trust the macro to work as expected. [0]: https://github.com/brson/error-chain https://github.com/brson/error-chain