Interesting. I did something similar with my product since linting was a critical component of the Q & A process where I worked as well.

Linting results can be integrated into the source viewer

http://ny.testdrive.gitsense.com/index?#pid=20&cid=25&trail=

Or as part of the diff

http://ny.testdrive.gitsense.com/index?#pid=9&cid=14&trail=