Trying to do literate programming in traditional languages is pretty crappy [1]. Some heroic effort ended up having to go into this release as well so things aren't as commented as we wanted, but that will improve. There are a few files that are pretty good though [2].
Our Eve source on the other hand is wonderfully literate and it's been a really great experience. Here's the code that makes the inspector work [3].
[1]:http://programming.witheve.com/deepdives/literate.html
[2]: https://github.com/witheve/Eve/blob/master/src/runtime/join....