[__herson__]

That's why developers should always lint their code. www.jslint.com

[damncabbage]

Or http://www.jshint.com/ if they feel jslint is too harsh or arbitrary about some things.

[niggler]

jshint seems to be more actively developed, more receptive to changes, and more flexible in terms of instructions (like ignoring certain patterns)

[jblotus]

or both for next level mode!