patrickgombert/erlang-koans — pull request #3 by bentrevor (2013-05-04 20:19:40+00:00)
Title: Add hints

Changes:
- more helpful error message for `undef` failures (I only ever saw it when I had a syntax error)
- added hint module so they can run `escript koans hint` for some of the trickier koans. When it's one without a hint, it just points them to learnyousomeerlang.com.
- added koans for the weird syntax of >= and =<.