/**
* Extended Node interface for managing classNames.
* @module node
* @submodule node
* @for Node
*/
Y.Node.addDOMMethods([
/**
* Determines whether the node has the given className.
* @method hasClass
* @param {String} className the class name to search for
* @return {Boolean} Whether or not the node has the given class.
*/
'hasClass',
/**
* Adds a class name to the node.
* @method addClass
* @param {String} className the class name to add to the node's class attribute
* @chainable
*/
'addClass',
/**
* Removes a class name from the node.
* @method removeClass
* @param {String} className the class name to remove from the node's class attribute
* @chainable
*/
'removeClass',
/**
* Replace a class with another class.
* If no oldClassName is present, the newClassName is simply added.
* @method replaceClass
* @param {String} oldClassName the class name to be replaced
* @param {String} newClassName the class name that will be replacing the old class name
* @chainable
*/
'replaceClass',
/**
* If the className exists on the node it is removed, if it doesn't exist it is added.
* @method toggleClass
* @param {String} className the class name to be toggled
* @chainable
*/
'toggleClass'
]);