node_modules/wire/sizzle.js

/** @license MIT License (c) copyright B Cavalier & J Hann */

/**

 * wire/sizzle plugin

 * Adds querySelectorAll functionality to wire using John Resig's Sizzle library.

 * Sizzle must be wrapped in an AMD define().  Kris Zyp has a version of this at

 * http://github.com/kriszyp/sizzle

 *

 * wire is part of the cujo.js family of libraries (http://cujojs.com/)

 *

 * Licensed under the MIT License at:

 * http://www.opensource.org/licenses/mit-license.php

 *

 * @author John Hann (@unscriptable)

 */

define(['./lib/plugin-base/dom', 'sizzle'], function(createDomPlugin, sizzle) {

    /**

     * The usual addClass function

     *

     * @param node

     * @param cls {String} space separated list of classes

     */

    function addClass(node, cls) {

        var className = node.className ? ' ' + node.className + ' ' : '';

        cls = cls.split(/\s+/);

        for (var i = 0, len = cls.length; i < len; i++) {

            var c = ' ' + cls[i];

            if(className.indexOf(c + ' ') < 0) {

                className += c;

            }

        }

        node.className = className.slice(1, className.length);

    }

    /**

     * The usual removeClass function

     *

     * @param node

     * @param cls {String} space separated list of classes

     */

    function removeClass(node, cls) {

        var className = ' ' + node.className + ' ';

        cls = cls.split(/\s+/);

        for (var i = 0, len = cls.length; i < len; i++) {

            var c = ' ' + cls[i] + ' ';

            className = className.replace(c, ' ');

        }

        node.className = className.replace(/(^\s+|\s+$)/g, '');

    }

    return createDomPlugin({

        query: sizzle,

        first: function (selector, root) {

            return sizzle(selector, root)[0];

        },

        addClass: addClass,

        removeClass: removeClass

    });

});