koajs/koa — pull request #129 by benjamn (2013-12-20 17:14:27+00:00)
Title: Use gnode to run koa tests in any version of Node

The behavior of `gnode` is no different in versions of Node that support generators natively, but it falls back to simulating generators using the https://github.com/facebook/regenerator library in earlier versions.

cc @TooTallNate (author of the `gnode` package)