2014-09-05 11:57:18 -04:00
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<title>JSDoc: Source: core.js</title>
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<h1 class="page-title">Source: core.js</h1>
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<pre class="prettyprint source linenums"><code>/**
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Kis JS Keep It Simple JS Library
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Copyright Timothy J. Warren
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License Public Domain
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2014-09-17 09:31:12 -04:00
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Version 0.9.0
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2014-09-05 11:57:18 -04:00
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*/
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(function (undefined){
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"use strict";
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2014-09-17 09:31:12 -04:00
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/**
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* Current selector object
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*
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* @memberOf $_
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* @name el
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*/
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var sel;
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/**
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* $_
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*
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* Constructor function
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*
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* @constructor
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* @namespace $_
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* @param {string} selector - The dom selector string
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* @param {Object} [context] - Context of the dom selector string
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* @return {Object}
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*/
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var $_ = function(s, context)
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{
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// Have documentElement be default selector, just in case
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if (s === undefined)
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{
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// Defines a "global" selector for that instance
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sel = ($_.el !== undefined)
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? $_.el
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: document.documentElement;
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}
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else
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{
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sel = $(s, context);
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}
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// Add the selector to the prototype
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$_.prototype.el = sel;
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// Use the $_ object as it's own prototype
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var self = Object.create($_);
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// Give sel to each extension.
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for(var i in self)
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{
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if(typeof self[i] === "object")
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{
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self[i].el = sel;
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}
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}
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self.el = sel;
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return self;
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};
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/**
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* Simple DOM selector function
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*
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* @memberOf $_
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* @param {string} selector
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* @param {Object} [context]
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* @return {Object}
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*/
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var $ = function (selector, context)
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{
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var elements;
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if (typeof selector != "string" || selector === undefined){ return selector;}
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//Check for a context of a specific element, otherwise, just run on the document
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context = (context != null && context.nodeType === 1)
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? context
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: document;
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//Pick the quickest method for each kind of selector
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if (selector.match(/^#([\w\-]+$)/))
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{
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return document.getElementById(selector.split('#')[1]);
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}
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else
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{
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elements = context.querySelectorAll(selector);
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}
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//Return the single object if applicable
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return (elements.length === 1) ? elements[0] : elements;
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};
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/**
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* Adds the property `obj` to the $_ object, calling it `name`
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*
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* @memberOf $_
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* @function ext
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* @example $_.ext('foo', {});
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* @param {string} name - name of the module
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* @param {object} obj - the object to add
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*/
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$_.ext = function(name, obj)
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{
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obj.el = sel;
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$_[name] = obj;
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};
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/**
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* Iterates over a $_ object, applying a callback to each item
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*
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* @memberOf $_
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* @function each
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* @example $_('form input').each(function(item) { alert(item) });
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* @param {function} callback - iteration callback
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*/
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$_.ext('each', function(callback)
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{
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if(sel.length !== undefined && sel !== window)
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{
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[].forEach.call(sel, callback);
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}
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else
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{
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callback.call(sel, sel);
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}
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});
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/**
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* Retrieves the type of the passed variable
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*
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* @memberOf $_
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* @function type
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* @example $_.type([]); // Returns 'array'
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* @param {*} obj
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* @return {string}
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*/
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var type = function(obj)
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{
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if((function() {return obj && (obj !== this)}).call(obj))
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{
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//fallback on 'typeof' for truthy primitive values
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return (typeof obj).toLowerCase();
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}
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//Strip x from [object x] and return
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return ({}).toString.call(obj).match(/\s([a-z|A-Z]+)/)[1].toLowerCase();
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};
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//Set global variables
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$_ = window.$_ = window.$_ || $_;
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$_.$ = $;
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$_.type = type;
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}());</code></pre>
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2014-09-05 11:57:18 -04:00
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</article>
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</section>
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</div>
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<nav>
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2014-09-12 16:14:12 -04:00
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<h2><a href="index.html">Index</a></h2><h3>Namespaces</h3><ul><li><a href="$_.html">$_</a></li><li><a href="$_.dom.html">dom</a></li><li><a href="$_.event.html">event</a></li><li><a href="$_.store.html">store</a></li></ul>
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<footer>
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2014-09-17 09:31:12 -04:00
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Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.3.0-alpha9</a> on Tue Sep 16 2014 16:57:40 GMT-0400 (EDT)
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2014-09-05 11:57:18 -04:00
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