421 lines
13 KiB
JavaScript
421 lines
13 KiB
JavaScript
/* global Symbol */
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// Defining this global in .eslintrc.json would create a danger of using the global
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// unguarded in another place, it seems safer to define global only for this module
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define([
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"./var/arr",
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"./var/document",
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"./var/getProto",
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"./var/slice",
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"./var/concat",
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"./var/push",
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"./var/indexOf",
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"./var/class2type",
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"./var/toString",
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"./var/hasOwn",
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"./var/fnToString",
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"./var/ObjectFunctionString",
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"./var/support",
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"./var/isFunction",
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"./var/isWindow",
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"./core/DOMEval",
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"./core/toType"
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],
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function(arr,
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document,
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getProto,
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slice,
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concat,
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push,
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indexOf,
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class2type,
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toString,
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hasOwn,
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fnToString,
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ObjectFunctionString,
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support,
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isFunction,
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isWindow,
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DOMEval,
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toType) {
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"use strict";
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var
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version = "3.4.1",
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// Define a local copy of jQuery
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jQuery = function(selector, context) {
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// The jQuery object is actually just the init constructor 'enhanced'
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// Need init if jQuery is called (just allow error to be thrown if not included)
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return new jQuery.fn.init(selector, context);
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},
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// Support: Android <=4.0 only
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// Make sure we trim BOM and NBSP
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rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g;
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jQuery.fn = jQuery.prototype = {
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// The current version of jQuery being used
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jquery: version,
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constructor: jQuery,
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// The default length of a jQuery object is 0
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length: 0,
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toArray: function() {
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return slice.call(this);
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},
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// Get the Nth element in the matched element set OR
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// Get the whole matched element set as a clean array
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get: function(num) {
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// Return all the elements in a clean array
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if (num == null) {
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return slice.call(this);
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}
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// Return just the one element from the set
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return num < 0 ? this[num + this.length] : this[num];
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},
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// Take an array of elements and push it onto the stack
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// (returning the new matched element set)
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pushStack: function(elems) {
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// Build a new jQuery matched element set
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var ret = jQuery.merge(this.constructor(), elems);
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// Add the old object onto the stack (as a reference)
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ret.prevObject = this;
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// Return the newly-formed element set
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return ret;
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},
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// Execute a callback for every element in the matched set.
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each: function(callback) {
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return jQuery.each(this, callback);
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},
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map: function(callback) {
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return this.pushStack(jQuery.map(this,
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function(elem, i) {
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return callback.call(elem, i, elem);
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}));
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},
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slice: function() {
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return this.pushStack(slice.apply(this, arguments));
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},
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first: function() {
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return this.eq(0);
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},
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last: function() {
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return this.eq(-1);
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},
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eq: function(i) {
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var len = this.length,
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j = +i + (i < 0 ? len : 0);
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return this.pushStack(j >= 0 && j < len ? [this[j]] : []);
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},
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end: function() {
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return this.prevObject || this.constructor();
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},
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// For internal use only.
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// Behaves like an Array's method, not like a jQuery method.
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push: push,
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sort: arr.sort,
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splice: arr.splice
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};
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jQuery.extend = jQuery.fn.extend = function() {
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var options,
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name,
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src,
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copy,
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copyIsArray,
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clone,
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target = arguments[0] || {},
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i = 1,
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length = arguments.length,
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deep = false;
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// Handle a deep copy situation
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if (typeof target === "boolean") {
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deep = target;
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// Skip the boolean and the target
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target = arguments[i] || {};
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i++;
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}
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// Handle case when target is a string or something (possible in deep copy)
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if (typeof target !== "object" && !isFunction(target)) {
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target = {};
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}
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// Extend jQuery itself if only one argument is passed
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if (i === length) {
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target = this;
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i--;
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}
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for (; i < length; i++) {
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// Only deal with non-null/undefined values
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if ((options = arguments[i]) != null) {
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// Extend the base object
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for (name in options) {
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copy = options[name];
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// Prevent Object.prototype pollution
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// Prevent never-ending loop
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if (name === "__proto__" || target === copy) {
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continue;
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}
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// Recurse if we're merging plain objects or arrays
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if (deep &&
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copy &&
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(jQuery.isPlainObject(copy) ||
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(copyIsArray = Array.isArray(copy)))) {
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src = target[name];
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// Ensure proper type for the source value
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if (copyIsArray && !Array.isArray(src)) {
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clone = [];
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} else if (!copyIsArray && !jQuery.isPlainObject(src)) {
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clone = {};
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} else {
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clone = src;
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}
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copyIsArray = false;
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// Never move original objects, clone them
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target[name] = jQuery.extend(deep, clone, copy);
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// Don't bring in undefined values
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} else if (copy !== undefined) {
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target[name] = copy;
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}
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}
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}
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}
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// Return the modified object
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return target;
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};
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jQuery.extend({
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// Unique for each copy of jQuery on the page
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expando: "jQuery" + (version + Math.random()).replace(/\D/g, ""),
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// Assume jQuery is ready without the ready module
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isReady: true,
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error: function(msg) {
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throw new Error(msg);
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},
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noop: function() {},
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isPlainObject: function(obj) {
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var proto, Ctor;
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// Detect obvious negatives
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// Use toString instead of jQuery.type to catch host objects
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if (!obj || toString.call(obj) !== "[object Object]") {
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return false;
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}
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proto = getProto(obj);
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// Objects with no prototype (e.g., `Object.create( null )`) are plain
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if (!proto) {
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return true;
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}
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// Objects with prototype are plain iff they were constructed by a global Object function
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Ctor = hasOwn.call(proto, "constructor") && proto.constructor;
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return typeof Ctor === "function" && fnToString.call(Ctor) === ObjectFunctionString;
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},
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isEmptyObject: function(obj) {
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var name;
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for (name in obj) {
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return false;
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}
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return true;
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},
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// Evaluates a script in a global context
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globalEval: function(code, options) {
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DOMEval(code, { nonce: options && options.nonce });
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},
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each: function(obj, callback) {
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var length, i = 0;
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if (isArrayLike(obj)) {
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length = obj.length;
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for (; i < length; i++) {
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if (callback.call(obj[i], i, obj[i]) === false) {
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break;
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}
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}
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} else {
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for (i in obj) {
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if (callback.call(obj[i], i, obj[i]) === false) {
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break;
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}
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}
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}
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return obj;
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},
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// Support: Android <=4.0 only
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trim: function(text) {
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return text == null ? "" : (text + "").replace(rtrim, "");
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},
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// results is for internal usage only
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makeArray: function(arr, results) {
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var ret = results || [];
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if (arr != null) {
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if (isArrayLike(Object(arr))) {
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jQuery.merge(ret,
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typeof arr === "string" ? [arr] : arr
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);
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} else {
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push.call(ret, arr);
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}
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}
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return ret;
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},
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inArray: function(elem, arr, i) {
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return arr == null ? -1 : indexOf.call(arr, elem, i);
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},
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// Support: Android <=4.0 only, PhantomJS 1 only
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// push.apply(_, arraylike) throws on ancient WebKit
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merge: function(first, second) {
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var len = +second.length,
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j = 0,
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i = first.length;
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for (; j < len; j++) {
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first[i++] = second[j];
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}
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first.length = i;
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return first;
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},
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grep: function(elems, callback, invert) {
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var callbackInverse,
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matches = [],
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i = 0,
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length = elems.length,
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callbackExpect = !invert;
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// Go through the array, only saving the items
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// that pass the validator function
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for (; i < length; i++) {
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callbackInverse = !callback(elems[i], i);
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if (callbackInverse !== callbackExpect) {
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matches.push(elems[i]);
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}
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}
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return matches;
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},
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// arg is for internal usage only
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map: function(elems, callback, arg) {
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var length,
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value,
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i = 0,
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ret = [];
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// Go through the array, translating each of the items to their new values
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if (isArrayLike(elems)) {
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length = elems.length;
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for (; i < length; i++) {
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value = callback(elems[i], i, arg);
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if (value != null) {
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ret.push(value);
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}
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}
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// Go through every key on the object,
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} else {
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for (i in elems) {
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value = callback(elems[i], i, arg);
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if (value != null) {
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ret.push(value);
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}
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}
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}
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// Flatten any nested arrays
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return concat.apply([], ret);
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},
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// A global GUID counter for objects
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guid: 1,
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// jQuery.support is not used in Core but other projects attach their
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// properties to it so it needs to exist.
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support: support
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});
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if (typeof Symbol === "function") {
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jQuery.fn[Symbol.iterator] = arr[Symbol.iterator];
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}
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// Populate the class2type map
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jQuery.each("Boolean Number String Function Array Date RegExp Object Error Symbol".split(" "),
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function(i, name) {
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class2type["[object " + name + "]"] = name.toLowerCase();
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});
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function isArrayLike(obj) {
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// Support: real iOS 8.2 only (not reproducible in simulator)
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// `in` check used to prevent JIT error (gh-2145)
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// hasOwn isn't used here due to false negatives
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// regarding Nodelist length in IE
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var length = !!obj && "length" in obj && obj.length,
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type = toType(obj);
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if (isFunction(obj) || isWindow(obj)) {
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return false;
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}
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return type === "array" ||
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length === 0 ||
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typeof length === "number" && length > 0 && (length - 1) in obj;
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}
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return jQuery;
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}); |