ekmett/lens — pull request #222 by startling (2013-01-02 07:16:14+00:00)
Title: doctests for byteAt

````irc
01:07 [lens] ekmett pushed 1 new commit to master:
http://git.io/GuhGcQ
01:07 lens/master f6e6c22 startling: byteAt
01:08 :D
01:08 I was gonna say let me write some unit tests first, but
01:08 feel free to send some of those in too. doctests for something
like this are really handy
01:09 will do
````