walmartlabs/lumbar-loader — pull request #20 by patrickkettner (2014-04-09 00:56:07+00:00)
Title: append sourceUrl to evaled scripts, so they show up in debugging tools

[more info](https://developers.google.com/chrome-developer-tools/docs/javascript-debugging#breakpoints-dynamic-javascript)

not sure if this is desired in the main lib or not, however it has been very helpful in debugging production code locally.