See genaral usage guide for allowed keywords.

// Works on pretty much all DOM elements...
$('.email').is('email'); // Returns boolean value...

// And basic strings!
$.is('[email protected]', 'email'); // Returns true

Feel free to contibute in any way you see fit. Just try to keep the coding style that I've chosen in this project and don't break the code :)

To run tests make sure you've got testem installed on your system. Simply run the following command in the terminal to start testing:

$ testem

Follow me on twitter @rthor or send me a line in an email.