The behaviour was explained pretty clearly in the docs, but for example it was unclear that `__using__/1` has to be a macro. I added an example so that it's easier to understand how to use `use/1-2` and `__using__/2`.
The behaviour was explained pretty clearly in the docs, but for example it was unclear that `__using__/1` has to be a macro. I added an example so that it's easier to understand how to use `use/1-2` and `__using__/2`.