elixir-lang/elixir — pull request #2762 by fishcakez (2014-09-09 21:42:34+00:00)
Title: Improve UndefinedFunctionError

* Detect undefined errors for compiling modules
* Log undefined errors in Task's like other OTP processes
* Normalize undefined errors from OTP processes

It would be nice to add tests for the last two bullet points but wanted to check this is an acceptable approach first.