mozilla/rust — pull request #9653 by toffaletti (2013-10-01 05:40:53+00:00)
Title: FlatMap, a vector map for extra

I don't expect this to be merged as-is, but I'd like some eyes on what I've done so far. I'd like to implement a FlatSet in this file also to have as much feature parity with hashmap.rs as possible.