This jscs standard is loosely based on the Google preset with some VIA Studio specific customizations. This roughly lines up with our phpcs standard while making some exceptions due to language differences.
sudo npm install -g jscs # you must install this globally
ln -s /path/to/coding-standards/js/jscs/via.json ~/.jscsrc
To run JSCodeSniffer using our standard, use the following command:
jscs path_or_file_to_check