From f381ec0513a896332a2bcfc1b53b77353adae9cc Mon Sep 17 00:00:00 2001 From: =?utf8?q?Micha=C5=82=20Go=C5=82e=CC=A8biowski-Owczarek?= Date: Fri, 24 Sep 2021 19:02:05 +0200 Subject: [PATCH] Docs: Update jQuery used for demos to 3.6.0 jQuery 1.12.4 misses some Core APIs that jQuery UI depends on and that are not polyfilled in demos. --- Gruntfile.js | 4 +- bower.json | 2 +- external/jquery/LICENSE.txt | 18 +- external/jquery/jquery.js | 8579 +++++++++++++++++------------------ 4 files changed, 4230 insertions(+), 4373 deletions(-) diff --git a/Gruntfile.js b/Gruntfile.js index b18b74b11..68056aa61 100644 --- a/Gruntfile.js +++ b/Gruntfile.js @@ -286,8 +286,8 @@ grunt.initConfig( { "jquery-simulate/jquery.simulate.js": "jquery-simulate/jquery.simulate.js", "jquery-simulate/LICENSE.txt": "jquery-simulate/LICENSE.txt", - "jquery/jquery.js": "jquery-1.x/dist/jquery.js", - "jquery/LICENSE.txt": "jquery-1.x/LICENSE.txt", + "jquery/jquery.js": "jquery-3.x/dist/jquery.js", + "jquery/LICENSE.txt": "jquery-3.x/LICENSE.txt", "jquery-1.8.0/jquery.js": "jquery-1.8.0/jquery.js", "jquery-1.8.0/MIT-LICENSE.txt": "jquery-1.8.0/MIT-LICENSE.txt", diff --git a/bower.json b/bower.json index f42b7bf43..da3938cb8 100644 --- a/bower.json +++ b/bower.json @@ -39,7 +39,7 @@ "jquery-1.12.2": "jquery#1.12.2", "jquery-1.12.3": "jquery#1.12.3", "jquery-1.12.4": "jquery#1.12.4", - "jquery-1.x": "jquery#1.12.4", + "jquery-3.x": "jquery#3.6.0", "jquery-2.0.0": "jquery#2.0.0", "jquery-2.0.1": "jquery#2.0.1", "jquery-2.0.2": "jquery#2.0.2", diff --git a/external/jquery/LICENSE.txt b/external/jquery/LICENSE.txt index 5312a4c86..f642c3f7a 100644 --- a/external/jquery/LICENSE.txt +++ b/external/jquery/LICENSE.txt @@ -1,13 +1,4 @@ -Copyright jQuery Foundation and other contributors, https://jquery.org/ - -This software consists of voluntary contributions made by many -individuals. For exact contribution history, see the revision history -available at https://github.com/jquery/jquery - -The following license applies to all parts of this software except as -documented below: - -==== +Copyright OpenJS Foundation and other contributors, https://openjsf.org/ Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the @@ -27,10 +18,3 @@ NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. - -==== - -All files located in the node_modules and external directories are -externally maintained libraries used by this software which have their -own licenses; we recommend you read them, as their terms may differ from -the terms above. diff --git a/external/jquery/jquery.js b/external/jquery/jquery.js index 7fc60fca7..fc6c299b7 100644 --- a/external/jquery/jquery.js +++ b/external/jquery/jquery.js @@ -1,20 +1,22 @@ /*! - * jQuery JavaScript Library v1.12.4 - * http://jquery.com/ + * jQuery JavaScript Library v3.6.0 + * https://jquery.com/ * * Includes Sizzle.js - * http://sizzlejs.com/ + * https://sizzlejs.com/ * - * Copyright jQuery Foundation and other contributors + * Copyright OpenJS Foundation and other contributors * Released under the MIT license - * http://jquery.org/license + * https://jquery.org/license * - * Date: 2016-05-20T17:17Z + * Date: 2021-03-02T17:08Z */ +( function( global, factory ) { -(function( global, factory ) { + "use strict"; if ( typeof module === "object" && typeof module.exports === "object" ) { + // For CommonJS and CommonJS-like environments where a proper `window` // is present, execute the factory and get jQuery. // For environments that do not have a `window` with a `document` @@ -35,24 +37,30 @@ } // Pass this if window is not defined yet -}(typeof window !== "undefined" ? window : this, function( window, noGlobal ) { +} )( typeof window !== "undefined" ? window : this, function( window, noGlobal ) { -// Support: Firefox 18+ -// Can't be in strict mode, several libs including ASP.NET trace -// the stack via arguments.caller.callee and Firefox dies if -// you try to trace through "use strict" call chains. (#13335) -//"use strict"; -var deletedIds = []; +// Edge <= 12 - 13+, Firefox <=18 - 45+, IE 10 - 11, Safari 5.1 - 9+, iOS 6 - 9.1 +// throw exceptions when non-strict code (e.g., ASP.NET 4.5) accesses strict mode +// arguments.callee.caller (trac-13335). But as of jQuery 3.0 (2016), strict mode should be common +// enough that all such attempts are guarded in a try block. +"use strict"; -var document = window.document; +var arr = []; + +var getProto = Object.getPrototypeOf; + +var slice = arr.slice; -var slice = deletedIds.slice; +var flat = arr.flat ? function( array ) { + return arr.flat.call( array ); +} : function( array ) { + return arr.concat.apply( [], array ); +}; -var concat = deletedIds.concat; -var push = deletedIds.push; +var push = arr.push; -var indexOf = deletedIds.indexOf; +var indexOf = arr.indexOf; var class2type = {}; @@ -60,12 +68,90 @@ var toString = class2type.toString; var hasOwn = class2type.hasOwnProperty; +var fnToString = hasOwn.toString; + +var ObjectFunctionString = fnToString.call( Object ); + var support = {}; +var isFunction = function isFunction( obj ) { + + // Support: Chrome <=57, Firefox <=52 + // In some browsers, typeof returns "function" for HTML elements + // (i.e., `typeof document.createElement( "object" ) === "function"`). + // We don't want to classify *any* DOM node as a function. + // Support: QtWeb <=3.8.5, WebKit <=534.34, wkhtmltopdf tool <=0.12.5 + // Plus for old WebKit, typeof returns "function" for HTML collections + // (e.g., `typeof document.getElementsByTagName("div") === "function"`). (gh-4756) + return typeof obj === "function" && typeof obj.nodeType !== "number" && + typeof obj.item !== "function"; + }; + + +var isWindow = function isWindow( obj ) { + return obj != null && obj === obj.window; + }; + + +var document = window.document; + + + + var preservedScriptAttributes = { + type: true, + src: true, + nonce: true, + noModule: true + }; + + function DOMEval( code, node, doc ) { + doc = doc || document; + + var i, val, + script = doc.createElement( "script" ); + + script.text = code; + if ( node ) { + for ( i in preservedScriptAttributes ) { + + // Support: Firefox 64+, Edge 18+ + // Some browsers don't support the "nonce" property on scripts. + // On the other hand, just using `getAttribute` is not enough as + // the `nonce` attribute is reset to an empty string whenever it + // becomes browsing-context connected. + // See https://github.com/whatwg/html/issues/2369 + // See https://html.spec.whatwg.org/#nonce-attributes + // The `node.getAttribute` check was added for the sake of + // `jQuery.globalEval` so that it can fake a nonce-containing node + // via an object. + val = node[ i ] || node.getAttribute && node.getAttribute( i ); + if ( val ) { + script.setAttribute( i, val ); + } + } + } + doc.head.appendChild( script ).parentNode.removeChild( script ); + } + + +function toType( obj ) { + if ( obj == null ) { + return obj + ""; + } + + // Support: Android <=2.3 only (functionish RegExp) + return typeof obj === "object" || typeof obj === "function" ? + class2type[ toString.call( obj ) ] || "object" : + typeof obj; +} +/* global Symbol */ +// Defining this global in .eslintrc.json would create a danger of using the global +// unguarded in another place, it seems safer to define global only for this module + var - version = "1.12.4", + version = "3.6.0", // Define a local copy of jQuery jQuery = function( selector, context ) { @@ -73,19 +159,6 @@ var // The jQuery object is actually just the init constructor 'enhanced' // Need init if jQuery is called (just allow error to be thrown if not included) return new jQuery.fn.init( selector, context ); - }, - - // Support: Android<4.1, IE<9 - // Make sure we trim BOM and NBSP - rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, - - // Matches dashed string for camelizing - rmsPrefix = /^-ms-/, - rdashAlpha = /-([\da-z])/gi, - - // Used by jQuery.camelCase as callback to replace() - fcamelCase = function( all, letter ) { - return letter.toUpperCase(); }; jQuery.fn = jQuery.prototype = { @@ -95,9 +168,6 @@ jQuery.fn = jQuery.prototype = { constructor: jQuery, - // Start with an empty selector - selector: "", - // The default length of a jQuery object is 0 length: 0, @@ -108,13 +178,14 @@ jQuery.fn = jQuery.prototype = { // Get the Nth element in the matched element set OR // Get the whole matched element set as a clean array get: function( num ) { - return num != null ? - // Return just the one element from the set - ( num < 0 ? this[ num + this.length ] : this[ num ] ) : + // Return all the elements in a clean array + if ( num == null ) { + return slice.call( this ); + } - // Return all the elements in a clean array - slice.call( this ); + // Return just the one element from the set + return num < 0 ? this[ num + this.length ] : this[ num ]; }, // Take an array of elements and push it onto the stack @@ -126,7 +197,6 @@ jQuery.fn = jQuery.prototype = { // Add the old object onto the stack (as a reference) ret.prevObject = this; - ret.context = this.context; // Return the newly-formed element set return ret; @@ -155,6 +225,18 @@ jQuery.fn = jQuery.prototype = { return this.eq( -1 ); }, + even: function() { + return this.pushStack( jQuery.grep( this, function( _elem, i ) { + return ( i + 1 ) % 2; + } ) ); + }, + + odd: function() { + return this.pushStack( jQuery.grep( this, function( _elem, i ) { + return i % 2; + } ) ); + }, + eq: function( i ) { var len = this.length, j = +i + ( i < 0 ? len : 0 ); @@ -168,12 +250,12 @@ jQuery.fn = jQuery.prototype = { // For internal use only. // Behaves like an Array's method, not like a jQuery method. push: push, - sort: deletedIds.sort, - splice: deletedIds.splice + sort: arr.sort, + splice: arr.splice }; jQuery.extend = jQuery.fn.extend = function() { - var src, copyIsArray, copy, name, options, clone, + var options, name, src, copy, copyIsArray, clone, target = arguments[ 0 ] || {}, i = 1, length = arguments.length, @@ -183,17 +265,17 @@ jQuery.extend = jQuery.fn.extend = function() { if ( typeof target === "boolean" ) { deep = target; - // skip the boolean and the target + // Skip the boolean and the target target = arguments[ i ] || {}; i++; } // Handle case when target is a string or something (possible in deep copy) - if ( typeof target !== "object" && !jQuery.isFunction( target ) ) { + if ( typeof target !== "object" && !isFunction( target ) ) { target = {}; } - // extend jQuery itself if only one argument is passed + // Extend jQuery itself if only one argument is passed if ( i === length ) { target = this; i--; @@ -206,25 +288,28 @@ jQuery.extend = jQuery.fn.extend = function() { // Extend the base object for ( name in options ) { - src = target[ name ]; copy = options[ name ]; + // Prevent Object.prototype pollution // Prevent never-ending loop - if ( target === copy ) { + if ( name === "__proto__" || target === copy ) { continue; } // Recurse if we're merging plain objects or arrays if ( deep && copy && ( jQuery.isPlainObject( copy ) || - ( copyIsArray = jQuery.isArray( copy ) ) ) ) { - - if ( copyIsArray ) { - copyIsArray = false; - clone = src && jQuery.isArray( src ) ? src : []; - + ( copyIsArray = Array.isArray( copy ) ) ) ) { + src = target[ name ]; + + // Ensure proper type for the source value + if ( copyIsArray && !Array.isArray( src ) ) { + clone = []; + } else if ( !copyIsArray && !jQuery.isPlainObject( src ) ) { + clone = {}; } else { - clone = src && jQuery.isPlainObject( src ) ? src : {}; + clone = src; } + copyIsArray = false; // Never move original objects, clone them target[ name ] = jQuery.extend( deep, clone, copy ); @@ -255,110 +340,40 @@ jQuery.extend( { noop: function() {}, - // See test/unit/core.js for details concerning isFunction. - // Since version 1.3, DOM methods and functions like alert - // aren't supported. They return false on IE (#2968). - isFunction: function( obj ) { - return jQuery.type( obj ) === "function"; - }, - - isArray: Array.isArray || function( obj ) { - return jQuery.type( obj ) === "array"; - }, - - isWindow: function( obj ) { - /* jshint eqeqeq: false */ - return obj != null && obj == obj.window; - }, - - isNumeric: function( obj ) { - - // parseFloat NaNs numeric-cast false positives (null|true|false|"") - // ...but misinterprets leading-number strings, particularly hex literals ("0x...") - // subtraction forces infinities to NaN - // adding 1 corrects loss of precision from parseFloat (#15100) - var realStringObj = obj && obj.toString(); - return !jQuery.isArray( obj ) && ( realStringObj - parseFloat( realStringObj ) + 1 ) >= 0; - }, - - isEmptyObject: function( obj ) { - var name; - for ( name in obj ) { - return false; - } - return true; - }, - isPlainObject: function( obj ) { - var key; + var proto, Ctor; - // Must be an Object. - // Because of IE, we also have to check the presence of the constructor property. - // Make sure that DOM nodes and window objects don't pass through, as well - if ( !obj || jQuery.type( obj ) !== "object" || obj.nodeType || jQuery.isWindow( obj ) ) { + // Detect obvious negatives + // Use toString instead of jQuery.type to catch host objects + if ( !obj || toString.call( obj ) !== "[object Object]" ) { return false; } - try { - - // Not own constructor property must be Object - if ( obj.constructor && - !hasOwn.call( obj, "constructor" ) && - !hasOwn.call( obj.constructor.prototype, "isPrototypeOf" ) ) { - return false; - } - } catch ( e ) { - - // IE8,9 Will throw exceptions on certain host objects #9897 - return false; - } + proto = getProto( obj ); - // Support: IE<9 - // Handle iteration over inherited properties before own properties. - if ( !support.ownFirst ) { - for ( key in obj ) { - return hasOwn.call( obj, key ); - } + // Objects with no prototype (e.g., `Object.create( null )`) are plain + if ( !proto ) { + return true; } - // Own properties are enumerated firstly, so to speed up, - // if last one is own, then all properties are own. - for ( key in obj ) {} - - return key === undefined || hasOwn.call( obj, key ); - }, - - type: function( obj ) { - if ( obj == null ) { - return obj + ""; - } - return typeof obj === "object" || typeof obj === "function" ? - class2type[ toString.call( obj ) ] || "object" : - typeof obj; + // Objects with prototype are plain iff they were constructed by a global Object function + Ctor = hasOwn.call( proto, "constructor" ) && proto.constructor; + return typeof Ctor === "function" && fnToString.call( Ctor ) === ObjectFunctionString; }, - // Workarounds based on findings by Jim Driscoll - // http://weblogs.java.net/blog/driscoll/archive/2009/09/08/eval-javascript-global-context - globalEval: function( data ) { - if ( data && jQuery.trim( data ) ) { + isEmptyObject: function( obj ) { + var name; - // We use execScript on Internet Explorer - // We use an anonymous function so that context is window - // rather than jQuery in Firefox - ( window.execScript || function( data ) { - window[ "eval" ].call( window, data ); // jscs:ignore requireDotNotation - } )( data ); + for ( name in obj ) { + return false; } + return true; }, - // Convert dashed to camelCase; used by the css and data modules - // Microsoft forgot to hump their vendor prefix (#9572) - camelCase: function( string ) { - return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); - }, - - nodeName: function( elem, name ) { - return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); + // Evaluates a script in a provided context; falls back to the global one + // if not specified. + globalEval: function( code, options, doc ) { + DOMEval( code, { nonce: options && options.nonce }, doc ); }, each: function( obj, callback ) { @@ -382,13 +397,6 @@ jQuery.extend( { return obj; }, - // Support: Android<4.1, IE<9 - trim: function( text ) { - return text == null ? - "" : - ( text + "" ).replace( rtrim, "" ); - }, - // results is for internal usage only makeArray: function( arr, results ) { var ret = results || []; @@ -397,7 +405,7 @@ jQuery.extend( { if ( isArrayLike( Object( arr ) ) ) { jQuery.merge( ret, typeof arr === "string" ? - [ arr ] : arr + [ arr ] : arr ); } else { push.call( ret, arr ); @@ -408,43 +416,18 @@ jQuery.extend( { }, inArray: function( elem, arr, i ) { - var len; - - if ( arr ) { - if ( indexOf ) { - return indexOf.call( arr, elem, i ); - } - - len = arr.length; - i = i ? i < 0 ? Math.max( 0, len + i ) : i : 0; - - for ( ; i < len; i++ ) { - - // Skip accessing in sparse arrays - if ( i in arr && arr[ i ] === elem ) { - return i; - } - } - } - - return -1; + return arr == null ? -1 : indexOf.call( arr, elem, i ); }, + // Support: Android <=4.0 only, PhantomJS 1 only + // push.apply(_, arraylike) throws on ancient WebKit merge: function( first, second ) { var len = +second.length, j = 0, i = first.length; - while ( j < len ) { - first[ i++ ] = second[ j++ ]; - } - - // Support: IE<9 - // Workaround casting of .length to NaN on otherwise arraylike objects (e.g., NodeLists) - if ( len !== len ) { - while ( second[ j ] !== undefined ) { - first[ i++ ] = second[ j++ ]; - } + for ( ; j < len; j++ ) { + first[ i++ ] = second[ j ]; } first.length = i; @@ -500,76 +483,37 @@ jQuery.extend( { } // Flatten any nested arrays - return concat.apply( [], ret ); + return flat( ret ); }, // A global GUID counter for objects guid: 1, - // Bind a function to a context, optionally partially applying any - // arguments. - proxy: function( fn, context ) { - var args, proxy, tmp; - - if ( typeof context === "string" ) { - tmp = fn[ context ]; - context = fn; - fn = tmp; - } - - // Quick check to determine if target is callable, in the spec - // this throws a TypeError, but we will just return undefined. - if ( !jQuery.isFunction( fn ) ) { - return undefined; - } - - // Simulated bind - args = slice.call( arguments, 2 ); - proxy = function() { - return fn.apply( context || this, args.concat( slice.call( arguments ) ) ); - }; - - // Set the guid of unique handler to the same of original handler, so it can be removed - proxy.guid = fn.guid = fn.guid || jQuery.guid++; - - return proxy; - }, - - now: function() { - return +( new Date() ); - }, - // jQuery.support is not used in Core but other projects attach their // properties to it so it needs to exist. support: support } ); -// JSHint would error on this code due to the Symbol not being defined in ES5. -// Defining this global in .jshintrc would create a danger of using the global -// unguarded in another place, it seems safer to just disable JSHint for these -// three lines. -/* jshint ignore: start */ if ( typeof Symbol === "function" ) { - jQuery.fn[ Symbol.iterator ] = deletedIds[ Symbol.iterator ]; + jQuery.fn[ Symbol.iterator ] = arr[ Symbol.iterator ]; } -/* jshint ignore: end */ // Populate the class2type map jQuery.each( "Boolean Number String Function Array Date RegExp Object Error Symbol".split( " " ), -function( i, name ) { - class2type[ "[object " + name + "]" ] = name.toLowerCase(); -} ); + function( _i, name ) { + class2type[ "[object " + name + "]" ] = name.toLowerCase(); + } ); function isArrayLike( obj ) { - // Support: iOS 8.2 (not reproducible in simulator) + // Support: real iOS 8.2 only (not reproducible in simulator) // `in` check used to prevent JIT error (gh-2145) // hasOwn isn't used here due to false negatives // regarding Nodelist length in IE var length = !!obj && "length" in obj && obj.length, - type = jQuery.type( obj ); + type = toType( obj ); - if ( type === "function" || jQuery.isWindow( obj ) ) { + if ( isFunction( obj ) || isWindow( obj ) ) { return false; } @@ -578,17 +522,16 @@ function isArrayLike( obj ) { } var Sizzle = /*! - * Sizzle CSS Selector Engine v2.2.1 - * http://sizzlejs.com/ + * Sizzle CSS Selector Engine v2.3.6 + * https://sizzlejs.com/ * - * Copyright jQuery Foundation and other contributors + * Copyright JS Foundation and other contributors * Released under the MIT license - * http://jquery.org/license + * https://js.foundation/ * - * Date: 2015-10-17 + * Date: 2021-02-16 */ -(function( window ) { - +( function( window ) { var i, support, Expr, @@ -619,6 +562,7 @@ var i, classCache = createCache(), tokenCache = createCache(), compilerCache = createCache(), + nonnativeSelectorCache = createCache(), sortOrder = function( a, b ) { if ( a === b ) { hasDuplicate = true; @@ -626,65 +570,72 @@ var i, return 0; }, - // General-purpose constants - MAX_NEGATIVE = 1 << 31, - // Instance methods - hasOwn = ({}).hasOwnProperty, + hasOwn = ( {} ).hasOwnProperty, arr = [], pop = arr.pop, - push_native = arr.push, + pushNative = arr.push, push = arr.push, slice = arr.slice, + // Use a stripped-down indexOf as it's faster than native - // http://jsperf.com/thor-indexof-vs-for/5 + // https://jsperf.com/thor-indexof-vs-for/5 indexOf = function( list, elem ) { var i = 0, len = list.length; for ( ; i < len; i++ ) { - if ( list[i] === elem ) { + if ( list[ i ] === elem ) { return i; } } return -1; }, - booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped", + booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|" + + "ismap|loop|multiple|open|readonly|required|scoped", // Regular expressions // http://www.w3.org/TR/css3-selectors/#whitespace whitespace = "[\\x20\\t\\r\\n\\f]", - // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier - identifier = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+", + // https://www.w3.org/TR/css-syntax-3/#ident-token-diagram + identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace + + "?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+", // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + + // Operator (capture 2) "*([*^$|!~]?=)" + whitespace + - // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" - "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + - "*\\]", + + // "Attribute values must be CSS identifiers [capture 5] + // or strings [capture 3 or capture 4]" + "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + + whitespace + "*\\]", pseudos = ":(" + identifier + ")(?:\\((" + + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: // 1. quoted (capture 3; capture 4 or capture 5) "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + + // 2. simple (capture 6) "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + + // 3. anything else (capture 2) ".*" + ")\\)|)", // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter rwhitespace = new RegExp( whitespace + "+", "g" ), - rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), + rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + + whitespace + "+$", "g" ), rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), - rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), - - rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), + rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + + "*" ), + rdescend = new RegExp( whitespace + "|>" ), rpseudo = new RegExp( pseudos ), ridentifier = new RegExp( "^" + identifier + "$" ), @@ -695,16 +646,19 @@ var i, "TAG": new RegExp( "^(" + identifier + "|[*])" ), "ATTR": new RegExp( "^" + attributes ), "PSEUDO": new RegExp( "^" + pseudos ), - "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + - "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + - "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), + "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + + whitespace + "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + + whitespace + "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), + // For use in libraries implementing .is() // We use this for POS matching in `select` - "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + - whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) + "needsContext": new RegExp( "^" + whitespace + + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" + whitespace + + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" ) }, + rhtml = /HTML$/i, rinputs = /^(?:input|select|textarea|button)$/i, rheader = /^h\d$/i, @@ -714,47 +668,79 @@ var i, rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, rsibling = /[+~]/, - rescape = /'|\\/g, - - // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters - runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), - funescape = function( _, escaped, escapedWhitespace ) { - var high = "0x" + escaped - 0x10000; - // NaN means non-codepoint - // Support: Firefox<24 - // Workaround erroneous numeric interpretation of +"0x" - return high !== high || escapedWhitespace ? - escaped : + + // CSS escapes + // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters + runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace + "?|\\\\([^\\r\\n\\f])", "g" ), + funescape = function( escape, nonHex ) { + var high = "0x" + escape.slice( 1 ) - 0x10000; + + return nonHex ? + + // Strip the backslash prefix from a non-hex escape sequence + nonHex : + + // Replace a hexadecimal escape sequence with the encoded Unicode code point + // Support: IE <=11+ + // For values outside the Basic Multilingual Plane (BMP), manually construct a + // surrogate pair high < 0 ? - // BMP codepoint String.fromCharCode( high + 0x10000 ) : - // Supplemental Plane codepoint (surrogate pair) String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); }, + // CSS string/identifier serialization + // https://drafts.csswg.org/cssom/#common-serializing-idioms + rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g, + fcssescape = function( ch, asCodePoint ) { + if ( asCodePoint ) { + + // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER + if ( ch === "\0" ) { + return "\uFFFD"; + } + + // Control characters and (dependent upon position) numbers get escaped as code points + return ch.slice( 0, -1 ) + "\\" + + ch.charCodeAt( ch.length - 1 ).toString( 16 ) + " "; + } + + // Other potentially-special ASCII characters get backslash-escaped + return "\\" + ch; + }, + // Used for iframes // See setDocument() // Removing the function wrapper causes a "Permission Denied" // error in IE unloadHandler = function() { setDocument(); - }; + }, + + inDisabledFieldset = addCombinator( + function( elem ) { + return elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset"; + }, + { dir: "parentNode", next: "legend" } + ); // Optimize for push.apply( _, NodeList ) try { push.apply( - (arr = slice.call( preferredDoc.childNodes )), + ( arr = slice.call( preferredDoc.childNodes ) ), preferredDoc.childNodes ); + // Support: Android<4.0 // Detect silently failing push.apply + // eslint-disable-next-line no-unused-expressions arr[ preferredDoc.childNodes.length ].nodeType; } catch ( e ) { push = { apply: arr.length ? // Leverage slice if possible function( target, els ) { - push_native.apply( target, slice.call(els) ); + pushNative.apply( target, slice.call( els ) ); } : // Support: IE<9 @@ -762,15 +748,16 @@ try { function( target, els ) { var j = target.length, i = 0; + // Can't trust NodeList.length - while ( (target[j++] = els[i++]) ) {} + while ( ( target[ j++ ] = els[ i++ ] ) ) {} target.length = j - 1; } }; } function Sizzle( selector, context, results, seed ) { - var m, i, elem, nid, nidselect, match, groups, newSelector, + var m, i, elem, nid, match, groups, newSelector, newContext = context && context.ownerDocument, // nodeType defaults to 9, since context defaults to document @@ -787,24 +774,21 @@ function Sizzle( selector, context, results, seed ) { // Try to shortcut find operations (as opposed to filters) in HTML documents if ( !seed ) { - - if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) { - setDocument( context ); - } + setDocument( context ); context = context || document; if ( documentIsHTML ) { // If the selector is sufficiently simple, try using a "get*By*" DOM method // (excepting DocumentFragment context, where the methods don't exist) - if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) { + if ( nodeType !== 11 && ( match = rquickExpr.exec( selector ) ) ) { // ID selector - if ( (m = match[1]) ) { + if ( ( m = match[ 1 ] ) ) { // Document context if ( nodeType === 9 ) { - if ( (elem = context.getElementById( m )) ) { + if ( ( elem = context.getElementById( m ) ) ) { // Support: IE, Opera, Webkit // TODO: identify versions @@ -823,7 +807,7 @@ function Sizzle( selector, context, results, seed ) { // Support: IE, Opera, Webkit // TODO: identify versions // getElementById can match elements by name instead of ID - if ( newContext && (elem = newContext.getElementById( m )) && + if ( newContext && ( elem = newContext.getElementById( m ) ) && contains( context, elem ) && elem.id === m ) { @@ -833,12 +817,12 @@ function Sizzle( selector, context, results, seed ) { } // Type selector - } else if ( match[2] ) { + } else if ( match[ 2 ] ) { push.apply( results, context.getElementsByTagName( selector ) ); return results; // Class selector - } else if ( (m = match[3]) && support.getElementsByClassName && + } else if ( ( m = match[ 3 ] ) && support.getElementsByClassName && context.getElementsByClassName ) { push.apply( results, context.getElementsByClassName( m ) ); @@ -848,51 +832,62 @@ function Sizzle( selector, context, results, seed ) { // Take advantage of querySelectorAll if ( support.qsa && - !compilerCache[ selector + " " ] && - (!rbuggyQSA || !rbuggyQSA.test( selector )) ) { + !nonnativeSelectorCache[ selector + " " ] && + ( !rbuggyQSA || !rbuggyQSA.test( selector ) ) && - if ( nodeType !== 1 ) { - newContext = context; - newSelector = selector; - - // qSA looks outside Element context, which is not what we want - // Thanks to Andrew Dupont for this workaround technique - // Support: IE <=8 + // Support: IE 8 only // Exclude object elements - } else if ( context.nodeName.toLowerCase() !== "object" ) { + ( nodeType !== 1 || context.nodeName.toLowerCase() !== "object" ) ) { - // Capture the context ID, setting it first if necessary - if ( (nid = context.getAttribute( "id" )) ) { - nid = nid.replace( rescape, "\\$&" ); - } else { - context.setAttribute( "id", (nid = expando) ); + newSelector = selector; + newContext = context; + + // qSA considers elements outside a scoping root when evaluating child or + // descendant combinators, which is not what we want. + // In such cases, we work around the behavior by prefixing every selector in the + // list with an ID selector referencing the scope context. + // The technique has to be used as well when a leading combinator is used + // as such selectors are not recognized by querySelectorAll. + // Thanks to Andrew Dupont for this technique. + if ( nodeType === 1 && + ( rdescend.test( selector ) || rcombinators.test( selector ) ) ) { + + // Expand context for sibling selectors + newContext = rsibling.test( selector ) && testContext( context.parentNode ) || + context; + + // We can use :scope instead of the ID hack if the browser + // supports it & if we're not changing the context. + if ( newContext !== context || !support.scope ) { + + // Capture the context ID, setting it first if necessary + if ( ( nid = context.getAttribute( "id" ) ) ) { + nid = nid.replace( rcssescape, fcssescape ); + } else { + context.setAttribute( "id", ( nid = expando ) ); + } } // Prefix every selector in the list groups = tokenize( selector ); i = groups.length; - nidselect = ridentifier.test( nid ) ? "#" + nid : "[id='" + nid + "']"; while ( i-- ) { - groups[i] = nidselect + " " + toSelector( groups[i] ); + groups[ i ] = ( nid ? "#" + nid : ":scope" ) + " " + + toSelector( groups[ i ] ); } newSelector = groups.join( "," ); - - // Expand context for sibling selectors - newContext = rsibling.test( selector ) && testContext( context.parentNode ) || - context; } - if ( newSelector ) { - try { - push.apply( results, - newContext.querySelectorAll( newSelector ) - ); - return results; - } catch ( qsaError ) { - } finally { - if ( nid === expando ) { - context.removeAttribute( "id" ); - } + try { + push.apply( results, + newContext.querySelectorAll( newSelector ) + ); + return results; + } catch ( qsaError ) { + nonnativeSelectorCache( selector, true ); + } finally { + if ( nid === expando ) { + context.removeAttribute( "id" ); } } } @@ -913,12 +908,14 @@ function createCache() { var keys = []; function cache( key, value ) { + // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) if ( keys.push( key + " " ) > Expr.cacheLength ) { + // Only keep the most recent entries delete cache[ keys.shift() ]; } - return (cache[ key + " " ] = value); + return ( cache[ key + " " ] = value ); } return cache; } @@ -934,22 +931,24 @@ function markFunction( fn ) { /** * Support testing using an element - * @param {Function} fn Passed the created div and expects a boolean result + * @param {Function} fn Passed the created element and returns a boolean result */ function assert( fn ) { - var div = document.createElement("div"); + var el = document.createElement( "fieldset" ); try { - return !!fn( div ); - } catch (e) { + return !!fn( el ); + } catch ( e ) { return false; } finally { + // Remove from its parent by default - if ( div.parentNode ) { - div.parentNode.removeChild( div ); + if ( el.parentNode ) { + el.parentNode.removeChild( el ); } + // release memory in IE - div = null; + el = null; } } @@ -959,11 +958,11 @@ function assert( fn ) { * @param {Function} handler The method that will be applied */ function addHandle( attrs, handler ) { - var arr = attrs.split("|"), + var arr = attrs.split( "|" ), i = arr.length; while ( i-- ) { - Expr.attrHandle[ arr[i] ] = handler; + Expr.attrHandle[ arr[ i ] ] = handler; } } @@ -976,8 +975,7 @@ function addHandle( attrs, handler ) { function siblingCheck( a, b ) { var cur = b && a, diff = cur && a.nodeType === 1 && b.nodeType === 1 && - ( ~b.sourceIndex || MAX_NEGATIVE ) - - ( ~a.sourceIndex || MAX_NEGATIVE ); + a.sourceIndex - b.sourceIndex; // Use IE sourceIndex if available on both nodes if ( diff ) { @@ -986,7 +984,7 @@ function siblingCheck( a, b ) { // Check if b follows a if ( cur ) { - while ( (cur = cur.nextSibling) ) { + while ( ( cur = cur.nextSibling ) ) { if ( cur === b ) { return -1; } @@ -1014,7 +1012,63 @@ function createInputPseudo( type ) { function createButtonPseudo( type ) { return function( elem ) { var name = elem.nodeName.toLowerCase(); - return (name === "input" || name === "button") && elem.type === type; + return ( name === "input" || name === "button" ) && elem.type === type; + }; +} + +/** + * Returns a function to use in pseudos for :enabled/:disabled + * @param {Boolean} disabled true for :disabled; false for :enabled + */ +function createDisabledPseudo( disabled ) { + + // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable + return function( elem ) { + + // Only certain elements can match :enabled or :disabled + // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled + // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled + if ( "form" in elem ) { + + // Check for inherited disabledness on relevant non-disabled elements: + // * listed form-associated elements in a disabled fieldset + // https://html.spec.whatwg.org/multipage/forms.html#category-listed + // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled + // * option elements in a disabled optgroup + // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled + // All such elements have a "form" property. + if ( elem.parentNode && elem.disabled === false ) { + + // Option elements defer to a parent optgroup if present + if ( "label" in elem ) { + if ( "label" in elem.parentNode ) { + return elem.parentNode.disabled === disabled; + } else { + return elem.disabled === disabled; + } + } + + // Support: IE 6 - 11 + // Use the isDisabled shortcut property to check for disabled fieldset ancestors + return elem.isDisabled === disabled || + + // Where there is no isDisabled, check manually + /* jshint -W018 */ + elem.isDisabled !== !disabled && + inDisabledFieldset( elem ) === disabled; + } + + return elem.disabled === disabled; + + // Try to winnow out elements that can't be disabled before trusting the disabled property. + // Some victims get caught in our net (label, legend, menu, track), but it shouldn't + // even exist on them, let alone have a boolean value. + } else if ( "label" in elem ) { + return elem.disabled === disabled; + } + + // Remaining elements are neither :enabled nor :disabled + return false; }; } @@ -1023,21 +1077,21 @@ function createButtonPseudo( type ) { * @param {Function} fn */ function createPositionalPseudo( fn ) { - return markFunction(function( argument ) { + return markFunction( function( argument ) { argument = +argument; - return markFunction(function( seed, matches ) { + return markFunction( function( seed, matches ) { var j, matchIndexes = fn( [], seed.length, argument ), i = matchIndexes.length; // Match elements found at the specified indexes while ( i-- ) { - if ( seed[ (j = matchIndexes[i]) ] ) { - seed[j] = !(matches[j] = seed[j]); + if ( seed[ ( j = matchIndexes[ i ] ) ] ) { + seed[ j ] = !( matches[ j ] = seed[ j ] ); } } - }); - }); + } ); + } ); } /** @@ -1058,10 +1112,13 @@ support = Sizzle.support = {}; * @returns {Boolean} True iff elem is a non-HTML XML node */ isXML = Sizzle.isXML = function( elem ) { - // documentElement is verified for cases where it doesn't yet exist - // (such as loading iframes in IE - #4833) - var documentElement = elem && (elem.ownerDocument || elem).documentElement; - return documentElement ? documentElement.nodeName !== "HTML" : false; + var namespace = elem && elem.namespaceURI, + docElem = elem && ( elem.ownerDocument || elem ).documentElement; + + // Support: IE <=8 + // Assume HTML when documentElement doesn't yet exist, such as inside loading iframes + // https://bugs.jquery.com/ticket/4833 + return !rhtml.test( namespace || docElem && docElem.nodeName || "HTML" ); }; /** @@ -1070,11 +1127,15 @@ isXML = Sizzle.isXML = function( elem ) { * @returns {Object} Returns the current document */ setDocument = Sizzle.setDocument = function( node ) { - var hasCompare, parent, + var hasCompare, subWindow, doc = node ? node.ownerDocument || node : preferredDoc; // Return early if doc is invalid or already selected - if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) { + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( doc == document || doc.nodeType !== 9 || !doc.documentElement ) { return document; } @@ -1083,82 +1144,125 @@ setDocument = Sizzle.setDocument = function( node ) { docElem = document.documentElement; documentIsHTML = !isXML( document ); - // Support: IE 9-11, Edge + // Support: IE 9 - 11+, Edge 12 - 18+ // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) - if ( (parent = document.defaultView) && parent.top !== parent ) { - // Support: IE 11 - if ( parent.addEventListener ) { - parent.addEventListener( "unload", unloadHandler, false ); + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( preferredDoc != document && + ( subWindow = document.defaultView ) && subWindow.top !== subWindow ) { + + // Support: IE 11, Edge + if ( subWindow.addEventListener ) { + subWindow.addEventListener( "unload", unloadHandler, false ); // Support: IE 9 - 10 only - } else if ( parent.attachEvent ) { - parent.attachEvent( "onunload", unloadHandler ); + } else if ( subWindow.attachEvent ) { + subWindow.attachEvent( "onunload", unloadHandler ); } } + // Support: IE 8 - 11+, Edge 12 - 18+, Chrome <=16 - 25 only, Firefox <=3.6 - 31 only, + // Safari 4 - 5 only, Opera <=11.6 - 12.x only + // IE/Edge & older browsers don't support the :scope pseudo-class. + // Support: Safari 6.0 only + // Safari 6.0 supports :scope but it's an alias of :root there. + support.scope = assert( function( el ) { + docElem.appendChild( el ).appendChild( document.createElement( "div" ) ); + return typeof el.querySelectorAll !== "undefined" && + !el.querySelectorAll( ":scope fieldset div" ).length; + } ); + /* Attributes ---------------------------------------------------------------------- */ // Support: IE<8 // Verify that getAttribute really returns attributes and not properties // (excepting IE8 booleans) - support.attributes = assert(function( div ) { - div.className = "i"; - return !div.getAttribute("className"); - }); + support.attributes = assert( function( el ) { + el.className = "i"; + return !el.getAttribute( "className" ); + } ); /* getElement(s)By* ---------------------------------------------------------------------- */ // Check if getElementsByTagName("*") returns only elements - support.getElementsByTagName = assert(function( div ) { - div.appendChild( document.createComment("") ); - return !div.getElementsByTagName("*").length; - }); + support.getElementsByTagName = assert( function( el ) { + el.appendChild( document.createComment( "" ) ); + return !el.getElementsByTagName( "*" ).length; + } ); // Support: IE<9 support.getElementsByClassName = rnative.test( document.getElementsByClassName ); // Support: IE<10 // Check if getElementById returns elements by name - // The broken getElementById methods don't pick up programatically-set names, + // The broken getElementById methods don't pick up programmatically-set names, // so use a roundabout getElementsByName test - support.getById = assert(function( div ) { - docElem.appendChild( div ).id = expando; + support.getById = assert( function( el ) { + docElem.appendChild( el ).id = expando; return !document.getElementsByName || !document.getElementsByName( expando ).length; - }); + } ); - // ID find and filter + // ID filter and find if ( support.getById ) { - Expr.find["ID"] = function( id, context ) { - if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { - var m = context.getElementById( id ); - return m ? [ m ] : []; - } - }; - Expr.filter["ID"] = function( id ) { + Expr.filter[ "ID" ] = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { - return elem.getAttribute("id") === attrId; + return elem.getAttribute( "id" ) === attrId; }; }; + Expr.find[ "ID" ] = function( id, context ) { + if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { + var elem = context.getElementById( id ); + return elem ? [ elem ] : []; + } + }; } else { - // Support: IE6/7 - // getElementById is not reliable as a find shortcut - delete Expr.find["ID"]; - - Expr.filter["ID"] = function( id ) { + Expr.filter[ "ID" ] = function( id ) { var attrId = id.replace( runescape, funescape ); return function( elem ) { var node = typeof elem.getAttributeNode !== "undefined" && - elem.getAttributeNode("id"); + elem.getAttributeNode( "id" ); return node && node.value === attrId; }; }; + + // Support: IE 6 - 7 only + // getElementById is not reliable as a find shortcut + Expr.find[ "ID" ] = function( id, context ) { + if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { + var node, i, elems, + elem = context.getElementById( id ); + + if ( elem ) { + + // Verify the id attribute + node = elem.getAttributeNode( "id" ); + if ( node && node.value === id ) { + return [ elem ]; + } + + // Fall back on getElementsByName + elems = context.getElementsByName( id ); + i = 0; + while ( ( elem = elems[ i++ ] ) ) { + node = elem.getAttributeNode( "id" ); + if ( node && node.value === id ) { + return [ elem ]; + } + } + } + + return []; + } + }; } // Tag - Expr.find["TAG"] = support.getElementsByTagName ? + Expr.find[ "TAG" ] = support.getElementsByTagName ? function( tag, context ) { if ( typeof context.getElementsByTagName !== "undefined" ) { return context.getElementsByTagName( tag ); @@ -1173,12 +1277,13 @@ setDocument = Sizzle.setDocument = function( node ) { var elem, tmp = [], i = 0, + // By happy coincidence, a (broken) gEBTN appears on DocumentFragment nodes too results = context.getElementsByTagName( tag ); // Filter out possible comments if ( tag === "*" ) { - while ( (elem = results[i++]) ) { + while ( ( elem = results[ i++ ] ) ) { if ( elem.nodeType === 1 ) { tmp.push( elem ); } @@ -1190,7 +1295,7 @@ setDocument = Sizzle.setDocument = function( node ) { }; // Class - Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { + Expr.find[ "CLASS" ] = support.getElementsByClassName && function( className, context ) { if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { return context.getElementsByClassName( className ); } @@ -1208,101 +1313,135 @@ setDocument = Sizzle.setDocument = function( node ) { // We allow this because of a bug in IE8/9 that throws an error // whenever `document.activeElement` is accessed on an iframe // So, we allow :focus to pass through QSA all the time to avoid the IE error - // See http://bugs.jquery.com/ticket/13378 + // See https://bugs.jquery.com/ticket/13378 rbuggyQSA = []; - if ( (support.qsa = rnative.test( document.querySelectorAll )) ) { + if ( ( support.qsa = rnative.test( document.querySelectorAll ) ) ) { + // Build QSA regex // Regex strategy adopted from Diego Perini - assert(function( div ) { + assert( function( el ) { + + var input; + // Select is set to empty string on purpose // This is to test IE's treatment of not explicitly // setting a boolean content attribute, // since its presence should be enough - // http://bugs.jquery.com/ticket/12359 - docElem.appendChild( div ).innerHTML = "" + + // https://bugs.jquery.com/ticket/12359 + docElem.appendChild( el ).innerHTML = "" + ""; // Support: IE8, Opera 11-12.16 // Nothing should be selected when empty strings follow ^= or $= or *= // The test attribute must be unknown in Opera but "safe" for WinRT - // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section - if ( div.querySelectorAll("[msallowcapture^='']").length ) { + // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section + if ( el.querySelectorAll( "[msallowcapture^='']" ).length ) { rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); } // Support: IE8 // Boolean attributes and "value" are not treated correctly - if ( !div.querySelectorAll("[selected]").length ) { + if ( !el.querySelectorAll( "[selected]" ).length ) { rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); } // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+ - if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) { - rbuggyQSA.push("~="); + if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) { + rbuggyQSA.push( "~=" ); + } + + // Support: IE 11+, Edge 15 - 18+ + // IE 11/Edge don't find elements on a `[name='']` query in some cases. + // Adding a temporary attribute to the document before the selection works + // around the issue. + // Interestingly, IE 10 & older don't seem to have the issue. + input = document.createElement( "input" ); + input.setAttribute( "name", "" ); + el.appendChild( input ); + if ( !el.querySelectorAll( "[name='']" ).length ) { + rbuggyQSA.push( "\\[" + whitespace + "*name" + whitespace + "*=" + + whitespace + "*(?:''|\"\")" ); } // Webkit/Opera - :checked should return selected option elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":checked").length ) { - rbuggyQSA.push(":checked"); + if ( !el.querySelectorAll( ":checked" ).length ) { + rbuggyQSA.push( ":checked" ); } // Support: Safari 8+, iOS 8+ // https://bugs.webkit.org/show_bug.cgi?id=136851 - // In-page `selector#id sibing-combinator selector` fails - if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) { - rbuggyQSA.push(".#.+[+~]"); + // In-page `selector#id sibling-combinator selector` fails + if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) { + rbuggyQSA.push( ".#.+[+~]" ); } - }); - assert(function( div ) { + // Support: Firefox <=3.6 - 5 only + // Old Firefox doesn't throw on a badly-escaped identifier. + el.querySelectorAll( "\\\f" ); + rbuggyQSA.push( "[\\r\\n\\f]" ); + } ); + + assert( function( el ) { + el.innerHTML = "" + + ""; + // Support: Windows 8 Native Apps // The type and name attributes are restricted during .innerHTML assignment - var input = document.createElement("input"); + var input = document.createElement( "input" ); input.setAttribute( "type", "hidden" ); - div.appendChild( input ).setAttribute( "name", "D" ); + el.appendChild( input ).setAttribute( "name", "D" ); // Support: IE8 // Enforce case-sensitivity of name attribute - if ( div.querySelectorAll("[name=d]").length ) { + if ( el.querySelectorAll( "[name=d]" ).length ) { rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); } // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) // IE8 throws error here and will not see later tests - if ( !div.querySelectorAll(":enabled").length ) { + if ( el.querySelectorAll( ":enabled" ).length !== 2 ) { + rbuggyQSA.push( ":enabled", ":disabled" ); + } + + // Support: IE9-11+ + // IE's :disabled selector does not pick up the children of disabled fieldsets + docElem.appendChild( el ).disabled = true; + if ( el.querySelectorAll( ":disabled" ).length !== 2 ) { rbuggyQSA.push( ":enabled", ":disabled" ); } + // Support: Opera 10 - 11 only // Opera 10-11 does not throw on post-comma invalid pseudos - div.querySelectorAll("*,:x"); - rbuggyQSA.push(",.*:"); - }); + el.querySelectorAll( "*,:x" ); + rbuggyQSA.push( ",.*:" ); + } ); } - if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || + if ( ( support.matchesSelector = rnative.test( ( matches = docElem.matches || docElem.webkitMatchesSelector || docElem.mozMatchesSelector || docElem.oMatchesSelector || - docElem.msMatchesSelector) )) ) { + docElem.msMatchesSelector ) ) ) ) { + + assert( function( el ) { - assert(function( div ) { // Check to see if it's possible to do matchesSelector // on a disconnected node (IE 9) - support.disconnectedMatch = matches.call( div, "div" ); + support.disconnectedMatch = matches.call( el, "*" ); // This should fail with an exception // Gecko does not error, returns false instead - matches.call( div, "[s!='']:x" ); + matches.call( el, "[s!='']:x" ); rbuggyMatches.push( "!=", pseudos ); - }); + } ); } - rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); - rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); + rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join( "|" ) ); + rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join( "|" ) ); /* Contains ---------------------------------------------------------------------- */ @@ -1319,11 +1458,11 @@ setDocument = Sizzle.setDocument = function( node ) { adown.contains ? adown.contains( bup ) : a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 - )); + ) ); } : function( a, b ) { if ( b ) { - while ( (b = b.parentNode) ) { + while ( ( b = b.parentNode ) ) { if ( b === a ) { return true; } @@ -1352,7 +1491,11 @@ setDocument = Sizzle.setDocument = function( node ) { } // Calculate position if both inputs belong to the same document - compare = ( a.ownerDocument || a ) === ( b.ownerDocument || b ) ? + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + compare = ( a.ownerDocument || a ) == ( b.ownerDocument || b ) ? a.compareDocumentPosition( b ) : // Otherwise we know they are disconnected @@ -1360,13 +1503,24 @@ setDocument = Sizzle.setDocument = function( node ) { // Disconnected nodes if ( compare & 1 || - (!support.sortDetached && b.compareDocumentPosition( a ) === compare) ) { + ( !support.sortDetached && b.compareDocumentPosition( a ) === compare ) ) { // Choose the first element that is related to our preferred document - if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) { + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( a == document || a.ownerDocument == preferredDoc && + contains( preferredDoc, a ) ) { return -1; } - if ( b === document || b.ownerDocument === preferredDoc && contains(preferredDoc, b) ) { + + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( b == document || b.ownerDocument == preferredDoc && + contains( preferredDoc, b ) ) { return 1; } @@ -1379,6 +1533,7 @@ setDocument = Sizzle.setDocument = function( node ) { return compare & 4 ? -1 : 1; } : function( a, b ) { + // Exit early if the nodes are identical if ( a === b ) { hasDuplicate = true; @@ -1394,8 +1549,14 @@ setDocument = Sizzle.setDocument = function( node ) { // Parentless nodes are either documents or disconnected if ( !aup || !bup ) { - return a === document ? -1 : - b === document ? 1 : + + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + /* eslint-disable eqeqeq */ + return a == document ? -1 : + b == document ? 1 : + /* eslint-enable eqeqeq */ aup ? -1 : bup ? 1 : sortInput ? @@ -1409,26 +1570,32 @@ setDocument = Sizzle.setDocument = function( node ) { // Otherwise we need full lists of their ancestors for comparison cur = a; - while ( (cur = cur.parentNode) ) { + while ( ( cur = cur.parentNode ) ) { ap.unshift( cur ); } cur = b; - while ( (cur = cur.parentNode) ) { + while ( ( cur = cur.parentNode ) ) { bp.unshift( cur ); } // Walk down the tree looking for a discrepancy - while ( ap[i] === bp[i] ) { + while ( ap[ i ] === bp[ i ] ) { i++; } return i ? + // Do a sibling check if the nodes have a common ancestor - siblingCheck( ap[i], bp[i] ) : + siblingCheck( ap[ i ], bp[ i ] ) : // Otherwise nodes in our document sort first - ap[i] === preferredDoc ? -1 : - bp[i] === preferredDoc ? 1 : + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + /* eslint-disable eqeqeq */ + ap[ i ] == preferredDoc ? -1 : + bp[ i ] == preferredDoc ? 1 : + /* eslint-enable eqeqeq */ 0; }; @@ -1440,16 +1607,10 @@ Sizzle.matches = function( expr, elements ) { }; Sizzle.matchesSelector = function( elem, expr ) { - // Set document vars if needed - if ( ( elem.ownerDocument || elem ) !== document ) { - setDocument( elem ); - } - - // Make sure that attribute selectors are quoted - expr = expr.replace( rattributeQuotes, "='$1']" ); + setDocument( elem ); if ( support.matchesSelector && documentIsHTML && - !compilerCache[ expr + " " ] && + !nonnativeSelectorCache[ expr + " " ] && ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { @@ -1458,32 +1619,46 @@ Sizzle.matchesSelector = function( elem, expr ) { // IE 9's matchesSelector returns false on disconnected nodes if ( ret || support.disconnectedMatch || - // As well, disconnected nodes are said to be in a document - // fragment in IE 9 - elem.document && elem.document.nodeType !== 11 ) { + + // As well, disconnected nodes are said to be in a document + // fragment in IE 9 + elem.document && elem.document.nodeType !== 11 ) { return ret; } - } catch (e) {} + } catch ( e ) { + nonnativeSelectorCache( expr, true ); + } } return Sizzle( expr, document, null, [ elem ] ).length > 0; }; Sizzle.contains = function( context, elem ) { + // Set document vars if needed - if ( ( context.ownerDocument || context ) !== document ) { + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( ( context.ownerDocument || context ) != document ) { setDocument( context ); } return contains( context, elem ); }; Sizzle.attr = function( elem, name ) { + // Set document vars if needed - if ( ( elem.ownerDocument || elem ) !== document ) { + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( ( elem.ownerDocument || elem ) != document ) { setDocument( elem ); } var fn = Expr.attrHandle[ name.toLowerCase() ], + // Don't get fooled by Object.prototype properties (jQuery #13807) val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? fn( elem, name, !documentIsHTML ) : @@ -1493,11 +1668,15 @@ Sizzle.attr = function( elem, name ) { val : support.attributes || !documentIsHTML ? elem.getAttribute( name ) : - (val = elem.getAttributeNode(name)) && val.specified ? + ( val = elem.getAttributeNode( name ) ) && val.specified ? val.value : null; }; +Sizzle.escape = function( sel ) { + return ( sel + "" ).replace( rcssescape, fcssescape ); +}; + Sizzle.error = function( msg ) { throw new Error( "Syntax error, unrecognized expression: " + msg ); }; @@ -1518,7 +1697,7 @@ Sizzle.uniqueSort = function( results ) { results.sort( sortOrder ); if ( hasDuplicate ) { - while ( (elem = results[i++]) ) { + while ( ( elem = results[ i++ ] ) ) { if ( elem === results[ i ] ) { j = duplicates.push( i ); } @@ -1546,17 +1725,21 @@ getText = Sizzle.getText = function( elem ) { nodeType = elem.nodeType; if ( !nodeType ) { + // If no nodeType, this is expected to be an array - while ( (node = elem[i++]) ) { + while ( ( node = elem[ i++ ] ) ) { + // Do not traverse comment nodes ret += getText( node ); } } else if ( nodeType === 1 || nodeType === 9 || nodeType === 11 ) { + // Use textContent for elements // innerText usage removed for consistency of new lines (jQuery #11153) if ( typeof elem.textContent === "string" ) { return elem.textContent; } else { + // Traverse its children for ( elem = elem.firstChild; elem; elem = elem.nextSibling ) { ret += getText( elem ); @@ -1565,6 +1748,7 @@ getText = Sizzle.getText = function( elem ) { } else if ( nodeType === 3 || nodeType === 4 ) { return elem.nodeValue; } + // Do not include comment or processing instruction nodes return ret; @@ -1592,19 +1776,21 @@ Expr = Sizzle.selectors = { preFilter: { "ATTR": function( match ) { - match[1] = match[1].replace( runescape, funescape ); + match[ 1 ] = match[ 1 ].replace( runescape, funescape ); // Move the given value to match[3] whether quoted or unquoted - match[3] = ( match[3] || match[4] || match[5] || "" ).replace( runescape, funescape ); + match[ 3 ] = ( match[ 3 ] || match[ 4 ] || + match[ 5 ] || "" ).replace( runescape, funescape ); - if ( match[2] === "~=" ) { - match[3] = " " + match[3] + " "; + if ( match[ 2 ] === "~=" ) { + match[ 3 ] = " " + match[ 3 ] + " "; } return match.slice( 0, 4 ); }, "CHILD": function( match ) { + /* matches from matchExpr["CHILD"] 1 type (only|nth|...) 2 what (child|of-type) @@ -1615,22 +1801,25 @@ Expr = Sizzle.selectors = { 7 sign of y-component 8 y of y-component */ - match[1] = match[1].toLowerCase(); + match[ 1 ] = match[ 1 ].toLowerCase(); + + if ( match[ 1 ].slice( 0, 3 ) === "nth" ) { - if ( match[1].slice( 0, 3 ) === "nth" ) { // nth-* requires argument - if ( !match[3] ) { - Sizzle.error( match[0] ); + if ( !match[ 3 ] ) { + Sizzle.error( match[ 0 ] ); } // numeric x and y parameters for Expr.filter.CHILD // remember that false/true cast respectively to 0/1 - match[4] = +( match[4] ? match[5] + (match[6] || 1) : 2 * ( match[3] === "even" || match[3] === "odd" ) ); - match[5] = +( ( match[7] + match[8] ) || match[3] === "odd" ); + match[ 4 ] = +( match[ 4 ] ? + match[ 5 ] + ( match[ 6 ] || 1 ) : + 2 * ( match[ 3 ] === "even" || match[ 3 ] === "odd" ) ); + match[ 5 ] = +( ( match[ 7 ] + match[ 8 ] ) || match[ 3 ] === "odd" ); - // other types prohibit arguments - } else if ( match[3] ) { - Sizzle.error( match[0] ); + // other types prohibit arguments + } else if ( match[ 3 ] ) { + Sizzle.error( match[ 0 ] ); } return match; @@ -1638,26 +1827,28 @@ Expr = Sizzle.selectors = { "PSEUDO": function( match ) { var excess, - unquoted = !match[6] && match[2]; + unquoted = !match[ 6 ] && match[ 2 ]; - if ( matchExpr["CHILD"].test( match[0] ) ) { + if ( matchExpr[ "CHILD" ].test( match[ 0 ] ) ) { return null; } // Accept quoted arguments as-is - if ( match[3] ) { - match[2] = match[4] || match[5] || ""; + if ( match[ 3 ] ) { + match[ 2 ] = match[ 4 ] || match[ 5 ] || ""; // Strip excess characters from unquoted arguments } else if ( unquoted && rpseudo.test( unquoted ) && + // Get excess from tokenize (recursively) - (excess = tokenize( unquoted, true )) && + ( excess = tokenize( unquoted, true ) ) && + // advance to the next closing parenthesis - (excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length) ) { + ( excess = unquoted.indexOf( ")", unquoted.length - excess ) - unquoted.length ) ) { // excess is a negative index - match[0] = match[0].slice( 0, excess ); - match[2] = unquoted.slice( 0, excess ); + match[ 0 ] = match[ 0 ].slice( 0, excess ); + match[ 2 ] = unquoted.slice( 0, excess ); } // Return only captures needed by the pseudo filter method (type and argument) @@ -1670,7 +1861,9 @@ Expr = Sizzle.selectors = { "TAG": function( nodeNameSelector ) { var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); return nodeNameSelector === "*" ? - function() { return true; } : + function() { + return true; + } : function( elem ) { return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; }; @@ -1680,10 +1873,16 @@ Expr = Sizzle.selectors = { var pattern = classCache[ className + " " ]; return pattern || - (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && - classCache( className, function( elem ) { - return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); - }); + ( pattern = new RegExp( "(^|" + whitespace + + ")" + className + "(" + whitespace + "|$)" ) ) && classCache( + className, function( elem ) { + return pattern.test( + typeof elem.className === "string" && elem.className || + typeof elem.getAttribute !== "undefined" && + elem.getAttribute( "class" ) || + "" + ); + } ); }, "ATTR": function( name, operator, check ) { @@ -1699,6 +1898,8 @@ Expr = Sizzle.selectors = { result += ""; + /* eslint-disable max-len */ + return operator === "=" ? result === check : operator === "!=" ? result !== check : operator === "^=" ? check && result.indexOf( check ) === 0 : @@ -1707,10 +1908,12 @@ Expr = Sizzle.selectors = { operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : false; + /* eslint-enable max-len */ + }; }, - "CHILD": function( type, what, argument, first, last ) { + "CHILD": function( type, what, _argument, first, last ) { var simple = type.slice( 0, 3 ) !== "nth", forward = type.slice( -4 ) !== "last", ofType = what === "of-type"; @@ -1722,7 +1925,7 @@ Expr = Sizzle.selectors = { return !!elem.parentNode; } : - function( elem, context, xml ) { + function( elem, _context, xml ) { var cache, uniqueCache, outerCache, node, nodeIndex, start, dir = simple !== forward ? "nextSibling" : "previousSibling", parent = elem.parentNode, @@ -1736,7 +1939,7 @@ Expr = Sizzle.selectors = { if ( simple ) { while ( dir ) { node = elem; - while ( (node = node[ dir ]) ) { + while ( ( node = node[ dir ] ) ) { if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { @@ -1744,6 +1947,7 @@ Expr = Sizzle.selectors = { return false; } } + // Reverse direction for :only-* (if we haven't yet done so) start = dir = type === "only" && !start && "nextSibling"; } @@ -1759,22 +1963,22 @@ Expr = Sizzle.selectors = { // ...in a gzip-friendly way node = parent; - outerCache = node[ expando ] || (node[ expando ] = {}); + outerCache = node[ expando ] || ( node[ expando ] = {} ); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); + ( outerCache[ node.uniqueID ] = {} ); cache = uniqueCache[ type ] || []; nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; diff = nodeIndex && cache[ 2 ]; node = nodeIndex && parent.childNodes[ nodeIndex ]; - while ( (node = ++nodeIndex && node && node[ dir ] || + while ( ( node = ++nodeIndex && node && node[ dir ] || // Fallback to seeking `elem` from the start - (diff = nodeIndex = 0) || start.pop()) ) { + ( diff = nodeIndex = 0 ) || start.pop() ) ) { // When found, cache indexes on `parent` and break if ( node.nodeType === 1 && ++diff && node === elem ) { @@ -1784,16 +1988,18 @@ Expr = Sizzle.selectors = { } } else { + // Use previously-cached element index if available if ( useCache ) { + // ...in a gzip-friendly way node = elem; - outerCache = node[ expando ] || (node[ expando ] = {}); + outerCache = node[ expando ] || ( node[ expando ] = {} ); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); + ( outerCache[ node.uniqueID ] = {} ); cache = uniqueCache[ type ] || []; nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; @@ -1803,9 +2009,10 @@ Expr = Sizzle.selectors = { // xml :nth-child(...) // or :nth-last-child(...) or :nth(-last)?-of-type(...) if ( diff === false ) { + // Use the same loop as above to seek `elem` from the start - while ( (node = ++nodeIndex && node && node[ dir ] || - (diff = nodeIndex = 0) || start.pop()) ) { + while ( ( node = ++nodeIndex && node && node[ dir ] || + ( diff = nodeIndex = 0 ) || start.pop() ) ) { if ( ( ofType ? node.nodeName.toLowerCase() === name : @@ -1814,12 +2021,13 @@ Expr = Sizzle.selectors = { // Cache the index of each encountered element if ( useCache ) { - outerCache = node[ expando ] || (node[ expando ] = {}); + outerCache = node[ expando ] || + ( node[ expando ] = {} ); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); + ( outerCache[ node.uniqueID ] = {} ); uniqueCache[ type ] = [ dirruns, diff ]; } @@ -1840,6 +2048,7 @@ Expr = Sizzle.selectors = { }, "PSEUDO": function( pseudo, argument ) { + // pseudo-class names are case-insensitive // http://www.w3.org/TR/selectors/#pseudo-classes // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters @@ -1859,15 +2068,15 @@ Expr = Sizzle.selectors = { if ( fn.length > 1 ) { args = [ pseudo, pseudo, "", argument ]; return Expr.setFilters.hasOwnProperty( pseudo.toLowerCase() ) ? - markFunction(function( seed, matches ) { + markFunction( function( seed, matches ) { var idx, matched = fn( seed, argument ), i = matched.length; while ( i-- ) { - idx = indexOf( seed, matched[i] ); - seed[ idx ] = !( matches[ idx ] = matched[i] ); + idx = indexOf( seed, matched[ i ] ); + seed[ idx ] = !( matches[ idx ] = matched[ i ] ); } - }) : + } ) : function( elem ) { return fn( elem, 0, args ); }; @@ -1878,8 +2087,10 @@ Expr = Sizzle.selectors = { }, pseudos: { + // Potentially complex pseudos - "not": markFunction(function( selector ) { + "not": markFunction( function( selector ) { + // Trim the selector passed to compile // to avoid treating leading and trailing // spaces as combinators @@ -1888,39 +2099,40 @@ Expr = Sizzle.selectors = { matcher = compile( selector.replace( rtrim, "$1" ) ); return matcher[ expando ] ? - markFunction(function( seed, matches, context, xml ) { + markFunction( function( seed, matches, _context, xml ) { var elem, unmatched = matcher( seed, null, xml, [] ), i = seed.length; // Match elements unmatched by `matcher` while ( i-- ) { - if ( (elem = unmatched[i]) ) { - seed[i] = !(matches[i] = elem); + if ( ( elem = unmatched[ i ] ) ) { + seed[ i ] = !( matches[ i ] = elem ); } } - }) : - function( elem, context, xml ) { - input[0] = elem; + } ) : + function( elem, _context, xml ) { + input[ 0 ] = elem; matcher( input, null, xml, results ); + // Don't keep the element (issue #299) - input[0] = null; + input[ 0 ] = null; return !results.pop(); }; - }), + } ), - "has": markFunction(function( selector ) { + "has": markFunction( function( selector ) { return function( elem ) { return Sizzle( selector, elem ).length > 0; }; - }), + } ), - "contains": markFunction(function( text ) { + "contains": markFunction( function( text ) { text = text.replace( runescape, funescape ); return function( elem ) { - return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1; + return ( elem.textContent || getText( elem ) ).indexOf( text ) > -1; }; - }), + } ), // "Whether an element is represented by a :lang() selector // is based solely on the element's language value @@ -1930,25 +2142,26 @@ Expr = Sizzle.selectors = { // The identifier C does not have to be a valid language name." // http://www.w3.org/TR/selectors/#lang-pseudo "lang": markFunction( function( lang ) { + // lang value must be a valid identifier - if ( !ridentifier.test(lang || "") ) { + if ( !ridentifier.test( lang || "" ) ) { Sizzle.error( "unsupported lang: " + lang ); } lang = lang.replace( runescape, funescape ).toLowerCase(); return function( elem ) { var elemLang; do { - if ( (elemLang = documentIsHTML ? + if ( ( elemLang = documentIsHTML ? elem.lang : - elem.getAttribute("xml:lang") || elem.getAttribute("lang")) ) { + elem.getAttribute( "xml:lang" ) || elem.getAttribute( "lang" ) ) ) { elemLang = elemLang.toLowerCase(); return elemLang === lang || elemLang.indexOf( lang + "-" ) === 0; } - } while ( (elem = elem.parentNode) && elem.nodeType === 1 ); + } while ( ( elem = elem.parentNode ) && elem.nodeType === 1 ); return false; }; - }), + } ), // Miscellaneous "target": function( elem ) { @@ -1961,29 +2174,30 @@ Expr = Sizzle.selectors = { }, "focus": function( elem ) { - return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); + return elem === document.activeElement && + ( !document.hasFocus || document.hasFocus() ) && + !!( elem.type || elem.href || ~elem.tabIndex ); }, // Boolean properties - "enabled": function( elem ) { - return elem.disabled === false; - }, - - "disabled": function( elem ) { - return elem.disabled === true; - }, + "enabled": createDisabledPseudo( false ), + "disabled": createDisabledPseudo( true ), "checked": function( elem ) { + // In CSS3, :checked should return both checked and selected elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked var nodeName = elem.nodeName.toLowerCase(); - return (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected); + return ( nodeName === "input" && !!elem.checked ) || + ( nodeName === "option" && !!elem.selected ); }, "selected": function( elem ) { + // Accessing this property makes selected-by-default // options in Safari work properly if ( elem.parentNode ) { + // eslint-disable-next-line no-unused-expressions elem.parentNode.selectedIndex; } @@ -1992,6 +2206,7 @@ Expr = Sizzle.selectors = { // Contents "empty": function( elem ) { + // http://www.w3.org/TR/selectors/#empty-pseudo // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), // but not by others (comment: 8; processing instruction: 7; etc.) @@ -2005,7 +2220,7 @@ Expr = Sizzle.selectors = { }, "parent": function( elem ) { - return !Expr.pseudos["empty"]( elem ); + return !Expr.pseudos[ "empty" ]( elem ); }, // Element/input types @@ -2029,57 +2244,62 @@ Expr = Sizzle.selectors = { // Support: IE<8 // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" - ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); + ( ( attr = elem.getAttribute( "type" ) ) == null || + attr.toLowerCase() === "text" ); }, // Position-in-collection - "first": createPositionalPseudo(function() { + "first": createPositionalPseudo( function() { return [ 0 ]; - }), + } ), - "last": createPositionalPseudo(function( matchIndexes, length ) { + "last": createPositionalPseudo( function( _matchIndexes, length ) { return [ length - 1 ]; - }), + } ), - "eq": createPositionalPseudo(function( matchIndexes, length, argument ) { + "eq": createPositionalPseudo( function( _matchIndexes, length, argument ) { return [ argument < 0 ? argument + length : argument ]; - }), + } ), - "even": createPositionalPseudo(function( matchIndexes, length ) { + "even": createPositionalPseudo( function( matchIndexes, length ) { var i = 0; for ( ; i < length; i += 2 ) { matchIndexes.push( i ); } return matchIndexes; - }), + } ), - "odd": createPositionalPseudo(function( matchIndexes, length ) { + "odd": createPositionalPseudo( function( matchIndexes, length ) { var i = 1; for ( ; i < length; i += 2 ) { matchIndexes.push( i ); } return matchIndexes; - }), + } ), - "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { - var i = argument < 0 ? argument + length : argument; + "lt": createPositionalPseudo( function( matchIndexes, length, argument ) { + var i = argument < 0 ? + argument + length : + argument > length ? + length : + argument; for ( ; --i >= 0; ) { matchIndexes.push( i ); } return matchIndexes; - }), + } ), - "gt": createPositionalPseudo(function( matchIndexes, length, argument ) { + "gt": createPositionalPseudo( function( matchIndexes, length, argument ) { var i = argument < 0 ? argument + length : argument; for ( ; ++i < length; ) { matchIndexes.push( i ); } return matchIndexes; - }) + } ) } }; -Expr.pseudos["nth"] = Expr.pseudos["eq"]; +Expr.pseudos[ "nth" ] = Expr.pseudos[ "eq" ]; // Add button/input type pseudos for ( i in { radio: true, checkbox: true, file: true, password: true, image: true } ) { @@ -2110,37 +2330,39 @@ tokenize = Sizzle.tokenize = function( selector, parseOnly ) { while ( soFar ) { // Comma and first run - if ( !matched || (match = rcomma.exec( soFar )) ) { + if ( !matched || ( match = rcomma.exec( soFar ) ) ) { if ( match ) { + // Don't consume trailing commas as valid - soFar = soFar.slice( match[0].length ) || soFar; + soFar = soFar.slice( match[ 0 ].length ) || soFar; } - groups.push( (tokens = []) ); + groups.push( ( tokens = [] ) ); } matched = false; // Combinators - if ( (match = rcombinators.exec( soFar )) ) { + if ( ( match = rcombinators.exec( soFar ) ) ) { matched = match.shift(); - tokens.push({ + tokens.push( { value: matched, + // Cast descendant combinators to space - type: match[0].replace( rtrim, " " ) - }); + type: match[ 0 ].replace( rtrim, " " ) + } ); soFar = soFar.slice( matched.length ); } // Filters for ( type in Expr.filter ) { - if ( (match = matchExpr[ type ].exec( soFar )) && (!preFilters[ type ] || - (match = preFilters[ type ]( match ))) ) { + if ( ( match = matchExpr[ type ].exec( soFar ) ) && ( !preFilters[ type ] || + ( match = preFilters[ type ]( match ) ) ) ) { matched = match.shift(); - tokens.push({ + tokens.push( { value: matched, type: type, matches: match - }); + } ); soFar = soFar.slice( matched.length ); } } @@ -2157,6 +2379,7 @@ tokenize = Sizzle.tokenize = function( selector, parseOnly ) { soFar.length : soFar ? Sizzle.error( selector ) : + // Cache the tokens tokenCache( selector, groups ).slice( 0 ); }; @@ -2166,24 +2389,28 @@ function toSelector( tokens ) { len = tokens.length, selector = ""; for ( ; i < len; i++ ) { - selector += tokens[i].value; + selector += tokens[ i ].value; } return selector; } function addCombinator( matcher, combinator, base ) { var dir = combinator.dir, - checkNonElements = base && dir === "parentNode", + skip = combinator.next, + key = skip || dir, + checkNonElements = base && key === "parentNode", doneName = done++; return combinator.first ? + // Check against closest ancestor/preceding element function( elem, context, xml ) { - while ( (elem = elem[ dir ]) ) { + while ( ( elem = elem[ dir ] ) ) { if ( elem.nodeType === 1 || checkNonElements ) { return matcher( elem, context, xml ); } } + return false; } : // Check against all ancestor/preceding elements @@ -2193,7 +2420,7 @@ function addCombinator( matcher, combinator, base ) { // We can't set arbitrary data on XML nodes, so they don't benefit from combinator caching if ( xml ) { - while ( (elem = elem[ dir ]) ) { + while ( ( elem = elem[ dir ] ) ) { if ( elem.nodeType === 1 || checkNonElements ) { if ( matcher( elem, context, xml ) ) { return true; @@ -2201,31 +2428,36 @@ function addCombinator( matcher, combinator, base ) { } } } else { - while ( (elem = elem[ dir ]) ) { + while ( ( elem = elem[ dir ] ) ) { if ( elem.nodeType === 1 || checkNonElements ) { - outerCache = elem[ expando ] || (elem[ expando ] = {}); + outerCache = elem[ expando ] || ( elem[ expando ] = {} ); // Support: IE <9 only // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ elem.uniqueID ] || (outerCache[ elem.uniqueID ] = {}); + uniqueCache = outerCache[ elem.uniqueID ] || + ( outerCache[ elem.uniqueID ] = {} ); - if ( (oldCache = uniqueCache[ dir ]) && + if ( skip && skip === elem.nodeName.toLowerCase() ) { + elem = elem[ dir ] || elem; + } else if ( ( oldCache = uniqueCache[ key ] ) && oldCache[ 0 ] === dirruns && oldCache[ 1 ] === doneName ) { // Assign to newCache so results back-propagate to previous elements - return (newCache[ 2 ] = oldCache[ 2 ]); + return ( newCache[ 2 ] = oldCache[ 2 ] ); } else { + // Reuse newcache so results back-propagate to previous elements - uniqueCache[ dir ] = newCache; + uniqueCache[ key ] = newCache; // A match means we're done; a fail means we have to keep checking - if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) { + if ( ( newCache[ 2 ] = matcher( elem, context, xml ) ) ) { return true; } } } } } + return false; }; } @@ -2234,20 +2466,20 @@ function elementMatcher( matchers ) { function( elem, context, xml ) { var i = matchers.length; while ( i-- ) { - if ( !matchers[i]( elem, context, xml ) ) { + if ( !matchers[ i ]( elem, context, xml ) ) { return false; } } return true; } : - matchers[0]; + matchers[ 0 ]; } function multipleContexts( selector, contexts, results ) { var i = 0, len = contexts.length; for ( ; i < len; i++ ) { - Sizzle( selector, contexts[i], results ); + Sizzle( selector, contexts[ i ], results ); } return results; } @@ -2260,7 +2492,7 @@ function condense( unmatched, map, filter, context, xml ) { mapped = map != null; for ( ; i < len; i++ ) { - if ( (elem = unmatched[i]) ) { + if ( ( elem = unmatched[ i ] ) ) { if ( !filter || filter( elem, context, xml ) ) { newUnmatched.push( elem ); if ( mapped ) { @@ -2280,14 +2512,18 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS if ( postFinder && !postFinder[ expando ] ) { postFinder = setMatcher( postFinder, postSelector ); } - return markFunction(function( seed, results, context, xml ) { + return markFunction( function( seed, results, context, xml ) { var temp, i, elem, preMap = [], postMap = [], preexisting = results.length, // Get initial elements from seed or context - elems = seed || multipleContexts( selector || "*", context.nodeType ? [ context ] : context, [] ), + elems = seed || multipleContexts( + selector || "*", + context.nodeType ? [ context ] : context, + [] + ), // Prefilter to get matcher input, preserving a map for seed-results synchronization matcherIn = preFilter && ( seed || !selector ) ? @@ -2295,6 +2531,7 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS elems, matcherOut = matcher ? + // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, postFinder || ( seed ? preFilter : preexisting || postFilter ) ? @@ -2318,8 +2555,8 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS // Un-match failing elements by moving them back to matcherIn i = temp.length; while ( i-- ) { - if ( (elem = temp[i]) ) { - matcherOut[ postMap[i] ] = !(matcherIn[ postMap[i] ] = elem); + if ( ( elem = temp[ i ] ) ) { + matcherOut[ postMap[ i ] ] = !( matcherIn[ postMap[ i ] ] = elem ); } } } @@ -2327,25 +2564,27 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS if ( seed ) { if ( postFinder || preFilter ) { if ( postFinder ) { + // Get the final matcherOut by condensing this intermediate into postFinder contexts temp = []; i = matcherOut.length; while ( i-- ) { - if ( (elem = matcherOut[i]) ) { + if ( ( elem = matcherOut[ i ] ) ) { + // Restore matcherIn since elem is not yet a final match - temp.push( (matcherIn[i] = elem) ); + temp.push( ( matcherIn[ i ] = elem ) ); } } - postFinder( null, (matcherOut = []), temp, xml ); + postFinder( null, ( matcherOut = [] ), temp, xml ); } // Move matched elements from seed to results to keep them synchronized i = matcherOut.length; while ( i-- ) { - if ( (elem = matcherOut[i]) && - (temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) { + if ( ( elem = matcherOut[ i ] ) && + ( temp = postFinder ? indexOf( seed, elem ) : preMap[ i ] ) > -1 ) { - seed[temp] = !(results[temp] = elem); + seed[ temp ] = !( results[ temp ] = elem ); } } } @@ -2363,14 +2602,14 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS push.apply( results, matcherOut ); } } - }); + } ); } function matcherFromTokens( tokens ) { var checkContext, matcher, j, len = tokens.length, - leadingRelative = Expr.relative[ tokens[0].type ], - implicitRelative = leadingRelative || Expr.relative[" "], + leadingRelative = Expr.relative[ tokens[ 0 ].type ], + implicitRelative = leadingRelative || Expr.relative[ " " ], i = leadingRelative ? 1 : 0, // The foundational matcher ensures that elements are reachable from top-level context(s) @@ -2382,38 +2621,43 @@ function matcherFromTokens( tokens ) { }, implicitRelative, true ), matchers = [ function( elem, context, xml ) { var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( - (checkContext = context).nodeType ? + ( checkContext = context ).nodeType ? matchContext( elem, context, xml ) : matchAnyContext( elem, context, xml ) ); + // Avoid hanging onto element (issue #299) checkContext = null; return ret; } ]; for ( ; i < len; i++ ) { - if ( (matcher = Expr.relative[ tokens[i].type ]) ) { - matchers = [ addCombinator(elementMatcher( matchers ), matcher) ]; + if ( ( matcher = Expr.relative[ tokens[ i ].type ] ) ) { + matchers = [ addCombinator( elementMatcher( matchers ), matcher ) ]; } else { - matcher = Expr.filter[ tokens[i].type ].apply( null, tokens[i].matches ); + matcher = Expr.filter[ tokens[ i ].type ].apply( null, tokens[ i ].matches ); // Return special upon seeing a positional matcher if ( matcher[ expando ] ) { + // Find the next relative operator (if any) for proper handling j = ++i; for ( ; j < len; j++ ) { - if ( Expr.relative[ tokens[j].type ] ) { + if ( Expr.relative[ tokens[ j ].type ] ) { break; } } return setMatcher( i > 1 && elementMatcher( matchers ), i > 1 && toSelector( - // If the preceding token was a descendant combinator, insert an implicit any-element `*` - tokens.slice( 0, i - 1 ).concat({ value: tokens[ i - 2 ].type === " " ? "*" : "" }) + + // If the preceding token was a descendant combinator, insert an implicit any-element `*` + tokens + .slice( 0, i - 1 ) + .concat( { value: tokens[ i - 2 ].type === " " ? "*" : "" } ) ).replace( rtrim, "$1" ), matcher, i < j && matcherFromTokens( tokens.slice( i, j ) ), - j < len && matcherFromTokens( (tokens = tokens.slice( j )) ), + j < len && matcherFromTokens( ( tokens = tokens.slice( j ) ) ), j < len && toSelector( tokens ) ); } @@ -2434,28 +2678,40 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { unmatched = seed && [], setMatched = [], contextBackup = outermostContext, + // We must always have either seed elements or outermost context - elems = seed || byElement && Expr.find["TAG"]( "*", outermost ), + elems = seed || byElement && Expr.find[ "TAG" ]( "*", outermost ), + // Use integer dirruns iff this is the outermost matcher - dirrunsUnique = (dirruns += contextBackup == null ? 1 : Math.random() || 0.1), + dirrunsUnique = ( dirruns += contextBackup == null ? 1 : Math.random() || 0.1 ), len = elems.length; if ( outermost ) { - outermostContext = context === document || context || outermost; + + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + outermostContext = context == document || context || outermost; } // Add elements passing elementMatchers directly to results // Support: IE<9, Safari // Tolerate NodeList properties (IE: "length"; Safari: ) matching elements by id - for ( ; i !== len && (elem = elems[i]) != null; i++ ) { + for ( ; i !== len && ( elem = elems[ i ] ) != null; i++ ) { if ( byElement && elem ) { j = 0; - if ( !context && elem.ownerDocument !== document ) { + + // Support: IE 11+, Edge 17 - 18+ + // IE/Edge sometimes throw a "Permission denied" error when strict-comparing + // two documents; shallow comparisons work. + // eslint-disable-next-line eqeqeq + if ( !context && elem.ownerDocument != document ) { setDocument( elem ); xml = !documentIsHTML; } - while ( (matcher = elementMatchers[j++]) ) { - if ( matcher( elem, context || document, xml) ) { + while ( ( matcher = elementMatchers[ j++ ] ) ) { + if ( matcher( elem, context || document, xml ) ) { results.push( elem ); break; } @@ -2467,8 +2723,9 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { // Track unmatched elements for set filters if ( bySet ) { + // They will have gone through all possible matchers - if ( (elem = !matcher && elem) ) { + if ( ( elem = !matcher && elem ) ) { matchedCount--; } @@ -2492,16 +2749,17 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { // numerically zero. if ( bySet && i !== matchedCount ) { j = 0; - while ( (matcher = setMatchers[j++]) ) { + while ( ( matcher = setMatchers[ j++ ] ) ) { matcher( unmatched, setMatched, context, xml ); } if ( seed ) { + // Reintegrate element matches to eliminate the need for sorting if ( matchedCount > 0 ) { while ( i-- ) { - if ( !(unmatched[i] || setMatched[i]) ) { - setMatched[i] = pop.call( results ); + if ( !( unmatched[ i ] || setMatched[ i ] ) ) { + setMatched[ i ] = pop.call( results ); } } } @@ -2542,13 +2800,14 @@ compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { cached = compilerCache[ selector + " " ]; if ( !cached ) { + // Generate a function of recursive functions that can be used to check each element if ( !match ) { match = tokenize( selector ); } i = match.length; while ( i-- ) { - cached = matcherFromTokens( match[i] ); + cached = matcherFromTokens( match[ i ] ); if ( cached[ expando ] ) { setMatchers.push( cached ); } else { @@ -2557,7 +2816,10 @@ compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { } // Cache the compiled function - cached = compilerCache( selector, matcherFromGroupMatchers( elementMatchers, setMatchers ) ); + cached = compilerCache( + selector, + matcherFromGroupMatchers( elementMatchers, setMatchers ) + ); // Save selector and tokenization cached.selector = selector; @@ -2577,7 +2839,7 @@ compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { select = Sizzle.select = function( selector, context, results, seed ) { var i, tokens, token, type, find, compiled = typeof selector === "function" && selector, - match = !seed && tokenize( (selector = compiled.selector || selector) ); + match = !seed && tokenize( ( selector = compiled.selector || selector ) ); results = results || []; @@ -2586,12 +2848,12 @@ select = Sizzle.select = function( selector, context, results, seed ) { if ( match.length === 1 ) { // Reduce context if the leading compound selector is an ID - tokens = match[0] = match[0].slice( 0 ); - if ( tokens.length > 2 && (token = tokens[0]).type === "ID" && - support.getById && context.nodeType === 9 && documentIsHTML && - Expr.relative[ tokens[1].type ] ) { + tokens = match[ 0 ] = match[ 0 ].slice( 0 ); + if ( tokens.length > 2 && ( token = tokens[ 0 ] ).type === "ID" && + context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[ 1 ].type ] ) { - context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; + context = ( Expr.find[ "ID" ]( token.matches[ 0 ] + .replace( runescape, funescape ), context ) || [] )[ 0 ]; if ( !context ) { return results; @@ -2604,20 +2866,22 @@ select = Sizzle.select = function( selector, context, results, seed ) { } // Fetch a seed set for right-to-left matching - i = matchExpr["needsContext"].test( selector ) ? 0 : tokens.length; + i = matchExpr[ "needsContext" ].test( selector ) ? 0 : tokens.length; while ( i-- ) { - token = tokens[i]; + token = tokens[ i ]; // Abort if we hit a combinator - if ( Expr.relative[ (type = token.type) ] ) { + if ( Expr.relative[ ( type = token.type ) ] ) { break; } - if ( (find = Expr.find[ type ]) ) { + if ( ( find = Expr.find[ type ] ) ) { + // Search, expanding context for leading sibling combinators - if ( (seed = find( - token.matches[0].replace( runescape, funescape ), - rsibling.test( tokens[0].type ) && testContext( context.parentNode ) || context - )) ) { + if ( ( seed = find( + token.matches[ 0 ].replace( runescape, funescape ), + rsibling.test( tokens[ 0 ].type ) && testContext( context.parentNode ) || + context + ) ) ) { // If seed is empty or no tokens remain, we can return early tokens.splice( i, 1 ); @@ -2648,7 +2912,7 @@ select = Sizzle.select = function( selector, context, results, seed ) { // One-time assignments // Sort stability -support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; +support.sortStable = expando.split( "" ).sort( sortOrder ).join( "" ) === expando; // Support: Chrome 14-35+ // Always assume duplicates if they aren't passed to the comparison function @@ -2659,68 +2923,73 @@ setDocument(); // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) // Detached nodes confoundingly follow *each other* -support.sortDetached = assert(function( div1 ) { +support.sortDetached = assert( function( el ) { + // Should return 1, but returns 4 (following) - return div1.compareDocumentPosition( document.createElement("div") ) & 1; -}); + return el.compareDocumentPosition( document.createElement( "fieldset" ) ) & 1; +} ); // Support: IE<8 // Prevent attribute/property "interpolation" -// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx -if ( !assert(function( div ) { - div.innerHTML = ""; - return div.firstChild.getAttribute("href") === "#" ; -}) ) { +// https://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx +if ( !assert( function( el ) { + el.innerHTML = ""; + return el.firstChild.getAttribute( "href" ) === "#"; +} ) ) { addHandle( "type|href|height|width", function( elem, name, isXML ) { if ( !isXML ) { return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 ); } - }); + } ); } // Support: IE<9 // Use defaultValue in place of getAttribute("value") -if ( !support.attributes || !assert(function( div ) { - div.innerHTML = ""; - div.firstChild.setAttribute( "value", "" ); - return div.firstChild.getAttribute( "value" ) === ""; -}) ) { - addHandle( "value", function( elem, name, isXML ) { +if ( !support.attributes || !assert( function( el ) { + el.innerHTML = ""; + el.firstChild.setAttribute( "value", "" ); + return el.firstChild.getAttribute( "value" ) === ""; +} ) ) { + addHandle( "value", function( elem, _name, isXML ) { if ( !isXML && elem.nodeName.toLowerCase() === "input" ) { return elem.defaultValue; } - }); + } ); } // Support: IE<9 // Use getAttributeNode to fetch booleans when getAttribute lies -if ( !assert(function( div ) { - return div.getAttribute("disabled") == null; -}) ) { +if ( !assert( function( el ) { + return el.getAttribute( "disabled" ) == null; +} ) ) { addHandle( booleans, function( elem, name, isXML ) { var val; if ( !isXML ) { return elem[ name ] === true ? name.toLowerCase() : - (val = elem.getAttributeNode( name )) && val.specified ? + ( val = elem.getAttributeNode( name ) ) && val.specified ? val.value : - null; + null; } - }); + } ); } return Sizzle; -})( window ); +} )( window ); jQuery.find = Sizzle; jQuery.expr = Sizzle.selectors; + +// Deprecated jQuery.expr[ ":" ] = jQuery.expr.pseudos; jQuery.uniqueSort = jQuery.unique = Sizzle.uniqueSort; jQuery.text = Sizzle.getText; jQuery.isXMLDoc = Sizzle.isXML; jQuery.contains = Sizzle.contains; +jQuery.escapeSelector = Sizzle.escape; + @@ -2755,40 +3024,41 @@ var siblings = function( n, elem ) { var rneedsContext = jQuery.expr.match.needsContext; -var rsingleTag = ( /^<([\w-]+)\s*\/?>(?:<\/\1>|)$/ ); +function nodeName( elem, name ) { + + return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); + +} +var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>|)$/i ); + -var risSimple = /^.[^:#\[\.,]*$/; // Implement the identical functionality for filter and not function winnow( elements, qualifier, not ) { - if ( jQuery.isFunction( qualifier ) ) { + if ( isFunction( qualifier ) ) { return jQuery.grep( elements, function( elem, i ) { - /* jshint -W018 */ return !!qualifier.call( elem, i, elem ) !== not; } ); - } + // Single element if ( qualifier.nodeType ) { return jQuery.grep( elements, function( elem ) { return ( elem === qualifier ) !== not; } ); - } - if ( typeof qualifier === "string" ) { - if ( risSimple.test( qualifier ) ) { - return jQuery.filter( qualifier, elements, not ); - } - - qualifier = jQuery.filter( qualifier, elements ); + // Arraylike of elements (jQuery, arguments, Array) + if ( typeof qualifier !== "string" ) { + return jQuery.grep( elements, function( elem ) { + return ( indexOf.call( qualifier, elem ) > -1 ) !== not; + } ); } - return jQuery.grep( elements, function( elem ) { - return ( jQuery.inArray( elem, qualifier ) > -1 ) !== not; - } ); + // Filtered directly for both simple and complex selectors + return jQuery.filter( qualifier, elements, not ); } jQuery.filter = function( expr, elems, not ) { @@ -2798,19 +3068,20 @@ jQuery.filter = function( expr, elems, not ) { expr = ":not(" + expr + ")"; } - return elems.length === 1 && elem.nodeType === 1 ? - jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] : - jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { - return elem.nodeType === 1; - } ) ); + if ( elems.length === 1 && elem.nodeType === 1 ) { + return jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : []; + } + + return jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) { + return elem.nodeType === 1; + } ) ); }; jQuery.fn.extend( { find: function( selector ) { - var i, - ret = [], - self = this, - len = self.length; + var i, ret, + len = this.length, + self = this; if ( typeof selector !== "string" ) { return this.pushStack( jQuery( selector ).filter( function() { @@ -2822,14 +3093,13 @@ jQuery.fn.extend( { } ) ); } + ret = this.pushStack( [] ); + for ( i = 0; i < len; i++ ) { jQuery.find( selector, self[ i ], ret ); } - // Needed because $( selector, context ) becomes $( context ).find( selector ) - ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret ); - ret.selector = this.selector ? this.selector + " " + selector : selector; - return ret; + return len > 1 ? jQuery.uniqueSort( ret ) : ret; }, filter: function( selector ) { return this.pushStack( winnow( this, selector || [], false ) ); @@ -2861,7 +3131,8 @@ var rootjQuery, // A simple way to check for HTML strings // Prioritize #id over to avoid XSS via location.hash (#9521) // Strict HTML recognition (#11290: must start with <) - rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]*))$/, + // Shortcut simple #id case for speed + rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/, init = jQuery.fn.init = function( selector, context, root ) { var match, elem; @@ -2871,14 +3142,14 @@ var rootjQuery, return this; } - // init accepts an alternate rootjQuery + // Method init() accepts an alternate rootjQuery // so migrate can support jQuery.sub (gh-2101) root = root || rootjQuery; // Handle HTML strings if ( typeof selector === "string" ) { - if ( selector.charAt( 0 ) === "<" && - selector.charAt( selector.length - 1 ) === ">" && + if ( selector[ 0 ] === "<" && + selector[ selector.length - 1 ] === ">" && selector.length >= 3 ) { // Assume that strings that start and end with <> are HTML and skip the regex check @@ -2895,7 +3166,7 @@ var rootjQuery, if ( match[ 1 ] ) { context = context instanceof jQuery ? context[ 0 ] : context; - // scripts is true for back-compat + // Option to run scripts is true for back-compat // Intentionally let the error be thrown if parseHTML is not present jQuery.merge( this, jQuery.parseHTML( match[ 1 ], @@ -2908,7 +3179,7 @@ var rootjQuery, for ( match in context ) { // Properties of context are called as methods if possible - if ( jQuery.isFunction( this[ match ] ) ) { + if ( isFunction( this[ match ] ) ) { this[ match ]( context[ match ] ); // ...and otherwise set as attributes @@ -2924,23 +3195,12 @@ var rootjQuery, } else { elem = document.getElementById( match[ 2 ] ); - // Check parentNode to catch when Blackberry 4.6 returns - // nodes that are no longer in the document #6963 - if ( elem && elem.parentNode ) { + if ( elem ) { - // Handle the case where IE and Opera return items - // by name instead of ID - if ( elem.id !== match[ 2 ] ) { - return rootjQuery.find( selector ); - } - - // Otherwise, we inject the element directly into the jQuery object - this.length = 1; + // Inject the element directly into the jQuery object this[ 0 ] = elem; + this.length = 1; } - - this.context = document; - this.selector = selector; return this; } @@ -2956,25 +3216,20 @@ var rootjQuery, // HANDLE: $(DOMElement) } else if ( selector.nodeType ) { - this.context = this[ 0 ] = selector; + this[ 0 ] = selector; this.length = 1; return this; // HANDLE: $(function) // Shortcut for document ready - } else if ( jQuery.isFunction( selector ) ) { - return typeof root.ready !== "undefined" ? + } else if ( isFunction( selector ) ) { + return root.ready !== undefined ? root.ready( selector ) : // Execute immediately if ready is not present selector( jQuery ); } - if ( selector.selector !== undefined ) { - this.selector = selector.selector; - this.context = selector.context; - } - return jQuery.makeArray( selector, this ); }; @@ -2987,7 +3242,7 @@ rootjQuery = jQuery( document ); var rparentsprev = /^(?:parents|prev(?:Until|All))/, - // methods guaranteed to produce a unique set when starting from a unique set + // Methods guaranteed to produce a unique set when starting from a unique set guaranteedUnique = { children: true, contents: true, @@ -2997,12 +3252,12 @@ var rparentsprev = /^(?:parents|prev(?:Until|All))/, jQuery.fn.extend( { has: function( target ) { - var i, - targets = jQuery( target, this ), - len = targets.length; + var targets = jQuery( target, this ), + l = targets.length; return this.filter( function() { - for ( i = 0; i < len; i++ ) { + var i = 0; + for ( ; i < l; i++ ) { if ( jQuery.contains( this, targets[ i ] ) ) { return true; } @@ -3015,23 +3270,24 @@ jQuery.fn.extend( { i = 0, l = this.length, matched = [], - pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ? - jQuery( selectors, context || this.context ) : - 0; + targets = typeof selectors !== "string" && jQuery( selectors ); - for ( ; i < l; i++ ) { - for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) { + // Positional selectors never match, since there's no _selection_ context + if ( !rneedsContext.test( selectors ) ) { + for ( ; i < l; i++ ) { + for ( cur = this[ i ]; cur && cur !== context; cur = cur.parentNode ) { - // Always skip document fragments - if ( cur.nodeType < 11 && ( pos ? - pos.index( cur ) > -1 : + // Always skip document fragments + if ( cur.nodeType < 11 && ( targets ? + targets.index( cur ) > -1 : - // Don't pass non-elements to Sizzle - cur.nodeType === 1 && - jQuery.find.matchesSelector( cur, selectors ) ) ) { + // Don't pass non-elements to Sizzle + cur.nodeType === 1 && + jQuery.find.matchesSelector( cur, selectors ) ) ) { - matched.push( cur ); - break; + matched.push( cur ); + break; + } } } } @@ -3039,8 +3295,7 @@ jQuery.fn.extend( { return this.pushStack( matched.length > 1 ? jQuery.uniqueSort( matched ) : matched ); }, - // Determine the position of an element within - // the matched set of elements + // Determine the position of an element within the set index: function( elem ) { // No argument, return index in parent @@ -3048,16 +3303,17 @@ jQuery.fn.extend( { return ( this[ 0 ] && this[ 0 ].parentNode ) ? this.first().prevAll().length : -1; } - // index in selector + // Index in selector if ( typeof elem === "string" ) { - return jQuery.inArray( this[ 0 ], jQuery( elem ) ); + return indexOf.call( jQuery( elem ), this[ 0 ] ); } // Locate the position of the desired element - return jQuery.inArray( + return indexOf.call( this, // If it receives a jQuery object, the first element is used - elem.jquery ? elem[ 0 ] : elem, this ); + elem.jquery ? elem[ 0 ] : elem + ); }, add: function( selector, context ) { @@ -3076,10 +3332,7 @@ jQuery.fn.extend( { } ); function sibling( cur, dir ) { - do { - cur = cur[ dir ]; - } while ( cur && cur.nodeType !== 1 ); - + while ( ( cur = cur[ dir ] ) && cur.nodeType !== 1 ) {} return cur; } @@ -3091,7 +3344,7 @@ jQuery.each( { parents: function( elem ) { return dir( elem, "parentNode" ); }, - parentsUntil: function( elem, i, until ) { + parentsUntil: function( elem, _i, until ) { return dir( elem, "parentNode", until ); }, next: function( elem ) { @@ -3106,10 +3359,10 @@ jQuery.each( { prevAll: function( elem ) { return dir( elem, "previousSibling" ); }, - nextUntil: function( elem, i, until ) { + nextUntil: function( elem, _i, until ) { return dir( elem, "nextSibling", until ); }, - prevUntil: function( elem, i, until ) { + prevUntil: function( elem, _i, until ) { return dir( elem, "previousSibling", until ); }, siblings: function( elem ) { @@ -3119,46 +3372,61 @@ jQuery.each( { return siblings( elem.firstChild ); }, contents: function( elem ) { - return jQuery.nodeName( elem, "iframe" ) ? - elem.contentDocument || elem.contentWindow.document : - jQuery.merge( [], elem.childNodes ); + if ( elem.contentDocument != null && + + // Support: IE 11+ + // elements with no `data` attribute has an object + // `contentDocument` with a `null` prototype. + getProto( elem.contentDocument ) ) { + + return elem.contentDocument; + } + + // Support: IE 9 - 11 only, iOS 7 only, Android Browser <=4.3 only + // Treat the template element as a regular one in browsers that + // don't support it. + if ( nodeName( elem, "template" ) ) { + elem = elem.content || elem; + } + + return jQuery.merge( [], elem.childNodes ); } }, function( name, fn ) { jQuery.fn[ name ] = function( until, selector ) { - var ret = jQuery.map( this, fn, until ); + var matched = jQuery.map( this, fn, until ); if ( name.slice( -5 ) !== "Until" ) { selector = until; } if ( selector && typeof selector === "string" ) { - ret = jQuery.filter( selector, ret ); + matched = jQuery.filter( selector, matched ); } if ( this.length > 1 ) { // Remove duplicates if ( !guaranteedUnique[ name ] ) { - ret = jQuery.uniqueSort( ret ); + jQuery.uniqueSort( matched ); } // Reverse order for parents* and prev-derivatives if ( rparentsprev.test( name ) ) { - ret = ret.reverse(); + matched.reverse(); } } - return this.pushStack( ret ); + return this.pushStack( matched ); }; } ); -var rnotwhite = ( /\S+/g ); +var rnothtmlwhite = ( /[^\x20\t\r\n\f]+/g ); // Convert String-formatted options into Object-formatted ones function createOptions( options ) { var object = {}; - jQuery.each( options.match( rnotwhite ) || [], function( _, flag ) { + jQuery.each( options.match( rnothtmlwhite ) || [], function( _, flag ) { object[ flag ] = true; } ); return object; @@ -3219,7 +3487,7 @@ jQuery.Callbacks = function( options ) { fire = function() { // Enforce single-firing - locked = options.once; + locked = locked || options.once; // Execute callbacks for all pending executions, // respecting firingIndex overrides and runtime changes @@ -3275,11 +3543,11 @@ jQuery.Callbacks = function( options ) { ( function add( args ) { jQuery.each( args, function( _, arg ) { - if ( jQuery.isFunction( arg ) ) { + if ( isFunction( arg ) ) { if ( !options.unique || !self.has( arg ) ) { list.push( arg ); } - } else if ( arg && arg.length && jQuery.type( arg ) !== "string" ) { + } else if ( arg && arg.length && toType( arg ) !== "string" ) { // Inspect recursively add( arg ); @@ -3342,9 +3610,9 @@ jQuery.Callbacks = function( options ) { // Also disable .add unless we have memory (since it would have no effect) // Abort any pending executions lock: function() { - locked = true; - if ( !memory ) { - self.disable(); + locked = queue = []; + if ( !memory && !firing ) { + list = memory = ""; } return this; }, @@ -3381,15 +3649,59 @@ jQuery.Callbacks = function( options ) { }; +function Identity( v ) { + return v; +} +function Thrower( ex ) { + throw ex; +} + +function adoptValue( value, resolve, reject, noValue ) { + var method; + + try { + + // Check for promise aspect first to privilege synchronous behavior + if ( value && isFunction( ( method = value.promise ) ) ) { + method.call( value ).done( resolve ).fail( reject ); + + // Other thenables + } else if ( value && isFunction( ( method = value.then ) ) ) { + method.call( value, resolve, reject ); + + // Other non-thenables + } else { + + // Control `resolve` arguments by letting Array#slice cast boolean `noValue` to integer: + // * false: [ value ].slice( 0 ) => resolve( value ) + // * true: [ value ].slice( 1 ) => resolve() + resolve.apply( undefined, [ value ].slice( noValue ) ); + } + + // For Promises/A+, convert exceptions into rejections + // Since jQuery.when doesn't unwrap thenables, we can skip the extra checks appearing in + // Deferred#then to conditionally suppress rejection. + } catch ( value ) { + + // Support: Android 4.0 only + // Strict mode functions invoked without .call/.apply get global-object context + reject.apply( undefined, [ value ] ); + } +} + jQuery.extend( { Deferred: function( func ) { var tuples = [ - // action, add listener, listener list, final state - [ "resolve", "done", jQuery.Callbacks( "once memory" ), "resolved" ], - [ "reject", "fail", jQuery.Callbacks( "once memory" ), "rejected" ], - [ "notify", "progress", jQuery.Callbacks( "memory" ) ] + // action, add listener, callbacks, + // ... .then handlers, argument index, [final state] + [ "notify", "progress", jQuery.Callbacks( "memory" ), + jQuery.Callbacks( "memory" ), 2 ], + [ "resolve", "done", jQuery.Callbacks( "once memory" ), + jQuery.Callbacks( "once memory" ), 0, "resolved" ], + [ "reject", "fail", jQuery.Callbacks( "once memory" ), + jQuery.Callbacks( "once memory" ), 1, "rejected" ] ], state = "pending", promise = { @@ -3400,23 +3712,33 @@ jQuery.extend( { deferred.done( arguments ).fail( arguments ); return this; }, - then: function( /* fnDone, fnFail, fnProgress */ ) { + "catch": function( fn ) { + return promise.then( null, fn ); + }, + + // Keep pipe for back-compat + pipe: function( /* fnDone, fnFail, fnProgress */ ) { var fns = arguments; + return jQuery.Deferred( function( newDefer ) { - jQuery.each( tuples, function( i, tuple ) { - var fn = jQuery.isFunction( fns[ i ] ) && fns[ i ]; + jQuery.each( tuples, function( _i, tuple ) { - // deferred[ done | fail | progress ] for forwarding actions to newDefer + // Map tuples (progress, done, fail) to arguments (done, fail, progress) + var fn = isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ]; + + // deferred.progress(function() { bind to newDefer or newDefer.notify }) + // deferred.done(function() { bind to newDefer or newDefer.resolve }) + // deferred.fail(function() { bind to newDefer or newDefer.reject }) deferred[ tuple[ 1 ] ]( function() { var returned = fn && fn.apply( this, arguments ); - if ( returned && jQuery.isFunction( returned.promise ) ) { + if ( returned && isFunction( returned.promise ) ) { returned.promise() .progress( newDefer.notify ) .done( newDefer.resolve ) .fail( newDefer.reject ); } else { newDefer[ tuple[ 0 ] + "With" ]( - this === promise ? newDefer.promise() : this, + this, fn ? [ returned ] : arguments ); } @@ -3425,6 +3747,170 @@ jQuery.extend( { fns = null; } ).promise(); }, + then: function( onFulfilled, onRejected, onProgress ) { + var maxDepth = 0; + function resolve( depth, deferred, handler, special ) { + return function() { + var that = this, + args = arguments, + mightThrow = function() { + var returned, then; + + // Support: Promises/A+ section 2.3.3.3.3 + // https://promisesaplus.com/#point-59 + // Ignore double-resolution attempts + if ( depth < maxDepth ) { + return; + } + + returned = handler.apply( that, args ); + + // Support: Promises/A+ section 2.3.1 + // https://promisesaplus.com/#point-48 + if ( returned === deferred.promise() ) { + throw new TypeError( "Thenable self-resolution" ); + } + + // Support: Promises/A+ sections 2.3.3.1, 3.5 + // https://promisesaplus.com/#point-54 + // https://promisesaplus.com/#point-75 + // Retrieve `then` only once + then = returned && + + // Support: Promises/A+ section 2.3.4 + // https://promisesaplus.com/#point-64 + // Only check objects and functions for thenability + ( typeof returned === "object" || + typeof returned === "function" ) && + returned.then; + + // Handle a returned thenable + if ( isFunction( then ) ) { + + // Special processors (notify) just wait for resolution + if ( special ) { + then.call( + returned, + resolve( maxDepth, deferred, Identity, special ), + resolve( maxDepth, deferred, Thrower, special ) + ); + + // Normal processors (resolve) also hook into progress + } else { + + // ...and disregard older resolution values + maxDepth++; + + then.call( + returned, + resolve( maxDepth, deferred, Identity, special ), + resolve( maxDepth, deferred, Thrower, special ), + resolve( maxDepth, deferred, Identity, + deferred.notifyWith ) + ); + } + + // Handle all other returned values + } else { + + // Only substitute handlers pass on context + // and multiple values (non-spec behavior) + if ( handler !== Identity ) { + that = undefined; + args = [ returned ]; + } + + // Process the value(s) + // Default process is resolve + ( special || deferred.resolveWith )( that, args ); + } + }, + + // Only normal processors (resolve) catch and reject exceptions + process = special ? + mightThrow : + function() { + try { + mightThrow(); + } catch ( e ) { + + if ( jQuery.Deferred.exceptionHook ) { + jQuery.Deferred.exceptionHook( e, + process.stackTrace ); + } + + // Support: Promises/A+ section 2.3.3.3.4.1 + // https://promisesaplus.com/#point-61 + // Ignore post-resolution exceptions + if ( depth + 1 >= maxDepth ) { + + // Only substitute handlers pass on context + // and multiple values (non-spec behavior) + if ( handler !== Thrower ) { + that = undefined; + args = [ e ]; + } + + deferred.rejectWith( that, args ); + } + } + }; + + // Support: Promises/A+ section 2.3.3.3.1 + // https://promisesaplus.com/#point-57 + // Re-resolve promises immediately to dodge false rejection from + // subsequent errors + if ( depth ) { + process(); + } else { + + // Call an optional hook to record the stack, in case of exception + // since it's otherwise lost when execution goes async + if ( jQuery.Deferred.getStackHook ) { + process.stackTrace = jQuery.Deferred.getStackHook(); + } + window.setTimeout( process ); + } + }; + } + + return jQuery.Deferred( function( newDefer ) { + + // progress_handlers.add( ... ) + tuples[ 0 ][ 3 ].add( + resolve( + 0, + newDefer, + isFunction( onProgress ) ? + onProgress : + Identity, + newDefer.notifyWith + ) + ); + + // fulfilled_handlers.add( ... ) + tuples[ 1 ][ 3 ].add( + resolve( + 0, + newDefer, + isFunction( onFulfilled ) ? + onFulfilled : + Identity + ) + ); + + // rejected_handlers.add( ... ) + tuples[ 2 ][ 3 ].add( + resolve( + 0, + newDefer, + isFunction( onRejected ) ? + onRejected : + Thrower + ) + ); + } ).promise(); + }, // Get a promise for this deferred // If obj is provided, the promise aspect is added to the object @@ -3434,33 +3920,58 @@ jQuery.extend( { }, deferred = {}; - // Keep pipe for back-compat - promise.pipe = promise.then; - // Add list-specific methods jQuery.each( tuples, function( i, tuple ) { var list = tuple[ 2 ], - stateString = tuple[ 3 ]; + stateString = tuple[ 5 ]; - // promise[ done | fail | progress ] = list.add + // promise.progress = list.add + // promise.done = list.add + // promise.fail = list.add promise[ tuple[ 1 ] ] = list.add; // Handle state if ( stateString ) { - list.add( function() { + list.add( + function() { + + // state = "resolved" (i.e., fulfilled) + // state = "rejected" + state = stateString; + }, + + // rejected_callbacks.disable + // fulfilled_callbacks.disable + tuples[ 3 - i ][ 2 ].disable, + + // rejected_handlers.disable + // fulfilled_handlers.disable + tuples[ 3 - i ][ 3 ].disable, - // state = [ resolved | rejected ] - state = stateString; + // progress_callbacks.lock + tuples[ 0 ][ 2 ].lock, - // [ reject_list | resolve_list ].disable; progress_list.lock - }, tuples[ i ^ 1 ][ 2 ].disable, tuples[ 2 ][ 2 ].lock ); + // progress_handlers.lock + tuples[ 0 ][ 3 ].lock + ); } - // deferred[ resolve | reject | notify ] + // progress_handlers.fire + // fulfilled_handlers.fire + // rejected_handlers.fire + list.add( tuple[ 3 ].fire ); + + // deferred.notify = function() { deferred.notifyWith(...) } + // deferred.resolve = function() { deferred.resolveWith(...) } + // deferred.reject = function() { deferred.rejectWith(...) } deferred[ tuple[ 0 ] ] = function() { - deferred[ tuple[ 0 ] + "With" ]( this === deferred ? promise : this, arguments ); + deferred[ tuple[ 0 ] + "With" ]( this === deferred ? undefined : this, arguments ); return this; }; + + // deferred.notifyWith = list.fireWith + // deferred.resolveWith = list.fireWith + // deferred.rejectWith = list.fireWith deferred[ tuple[ 0 ] + "With" ] = list.fireWith; } ); @@ -3477,69 +3988,95 @@ jQuery.extend( { }, // Deferred helper - when: function( subordinate /* , ..., subordinateN */ ) { - var i = 0, - resolveValues = slice.call( arguments ), - length = resolveValues.length, + when: function( singleValue ) { + var - // the count of uncompleted subordinates - remaining = length !== 1 || - ( subordinate && jQuery.isFunction( subordinate.promise ) ) ? length : 0, + // count of uncompleted subordinates + remaining = arguments.length, - // the master Deferred. - // If resolveValues consist of only a single Deferred, just use that. - deferred = remaining === 1 ? subordinate : jQuery.Deferred(), + // count of unprocessed arguments + i = remaining, - // Update function for both resolve and progress values - updateFunc = function( i, contexts, values ) { - return function( value ) { - contexts[ i ] = this; - values[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; - if ( values === progressValues ) { - deferred.notifyWith( contexts, values ); + // subordinate fulfillment data + resolveContexts = Array( i ), + resolveValues = slice.call( arguments ), - } else if ( !( --remaining ) ) { - deferred.resolveWith( contexts, values ); + // the primary Deferred + primary = jQuery.Deferred(), + + // subordinate callback factory + updateFunc = function( i ) { + return function( value ) { + resolveContexts[ i ] = this; + resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; + if ( !( --remaining ) ) { + primary.resolveWith( resolveContexts, resolveValues ); } }; - }, + }; - progressValues, progressContexts, resolveContexts; + // Single- and empty arguments are adopted like Promise.resolve + if ( remaining <= 1 ) { + adoptValue( singleValue, primary.done( updateFunc( i ) ).resolve, primary.reject, + !remaining ); - // add listeners to Deferred subordinates; treat others as resolved - if ( length > 1 ) { - progressValues = new Array( length ); - progressContexts = new Array( length ); - resolveContexts = new Array( length ); - for ( ; i < length; i++ ) { - if ( resolveValues[ i ] && jQuery.isFunction( resolveValues[ i ].promise ) ) { - resolveValues[ i ].promise() - .progress( updateFunc( i, progressContexts, progressValues ) ) - .done( updateFunc( i, resolveContexts, resolveValues ) ) - .fail( deferred.reject ); - } else { - --remaining; - } + // Use .then() to unwrap secondary thenables (cf. gh-3000) + if ( primary.state() === "pending" || + isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) { + + return primary.then(); } } - // if we're not waiting on anything, resolve the master - if ( !remaining ) { - deferred.resolveWith( resolveContexts, resolveValues ); + // Multiple arguments are aggregated like Promise.all array elements + while ( i-- ) { + adoptValue( resolveValues[ i ], updateFunc( i ), primary.reject ); } - return deferred.promise(); + return primary.promise(); } } ); +// These usually indicate a programmer mistake during development, +// warn about them ASAP rather than swallowing them by default. +var rerrorNames = /^(Eval|Internal|Range|Reference|Syntax|Type|URI)Error$/; + +jQuery.Deferred.exceptionHook = function( error, stack ) { + + // Support: IE 8 - 9 only + // Console exists when dev tools are open, which can happen at any time + if ( window.console && window.console.warn && error && rerrorNames.test( error.name ) ) { + window.console.warn( "jQuery.Deferred exception: " + error.message, error.stack, stack ); + } +}; + + + + +jQuery.readyException = function( error ) { + window.setTimeout( function() { + throw error; + } ); +}; + + + + // The deferred used on DOM ready -var readyList; +var readyList = jQuery.Deferred(); jQuery.fn.ready = function( fn ) { - // Add the callback - jQuery.ready.promise().done( fn ); + readyList + .then( fn ) + + // Wrap jQuery.readyException in a function so that the lookup + // happens at the time of error handling instead of callback + // registration. + .catch( function( error ) { + jQuery.readyException( error ); + } ); return this; }; @@ -3553,15 +4090,6 @@ jQuery.extend( { // the ready event fires. See #6781 readyWait: 1, - // Hold (or release) the ready event - holdReady: function( hold ) { - if ( hold ) { - jQuery.readyWait++; - } else { - jQuery.ready( true ); - } - }, - // Handle when the DOM is ready ready: function( wait ) { @@ -3580,468 +4108,369 @@ jQuery.extend( { // If there are functions bound, to execute readyList.resolveWith( document, [ jQuery ] ); - - // Trigger any bound ready events - if ( jQuery.fn.triggerHandler ) { - jQuery( document ).triggerHandler( "ready" ); - jQuery( document ).off( "ready" ); - } } } ); -/** - * Clean-up method for dom ready events - */ -function detach() { - if ( document.addEventListener ) { - document.removeEventListener( "DOMContentLoaded", completed ); - window.removeEventListener( "load", completed ); - - } else { - document.detachEvent( "onreadystatechange", completed ); - window.detachEvent( "onload", completed ); - } -} +jQuery.ready.then = readyList.then; -/** - * The ready event handler and self cleanup method - */ +// The ready event handler and self cleanup method function completed() { - - // readyState === "complete" is good enough for us to call the dom ready in oldIE - if ( document.addEventListener || - window.event.type === "load" || - document.readyState === "complete" ) { - - detach(); - jQuery.ready(); - } + document.removeEventListener( "DOMContentLoaded", completed ); + window.removeEventListener( "load", completed ); + jQuery.ready(); } -jQuery.ready.promise = function( obj ) { - if ( !readyList ) { - - readyList = jQuery.Deferred(); +// Catch cases where $(document).ready() is called +// after the browser event has already occurred. +// Support: IE <=9 - 10 only +// Older IE sometimes signals "interactive" too soon +if ( document.readyState === "complete" || + ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { - // Catch cases where $(document).ready() is called - // after the browser event has already occurred. - // Support: IE6-10 - // Older IE sometimes signals "interactive" too soon - if ( document.readyState === "complete" || - ( document.readyState !== "loading" && !document.documentElement.doScroll ) ) { + // Handle it asynchronously to allow scripts the opportunity to delay ready + window.setTimeout( jQuery.ready ); - // Handle it asynchronously to allow scripts the opportunity to delay ready - window.setTimeout( jQuery.ready ); +} else { - // Standards-based browsers support DOMContentLoaded - } else if ( document.addEventListener ) { + // Use the handy event callback + document.addEventListener( "DOMContentLoaded", completed ); - // Use the handy event callback - document.addEventListener( "DOMContentLoaded", completed ); - - // A fallback to window.onload, that will always work - window.addEventListener( "load", completed ); + // A fallback to window.onload, that will always work + window.addEventListener( "load", completed ); +} - // If IE event model is used - } else { - // Ensure firing before onload, maybe late but safe also for iframes - document.attachEvent( "onreadystatechange", completed ); - // A fallback to window.onload, that will always work - window.attachEvent( "onload", completed ); - // If IE and not a frame - // continually check to see if the document is ready - var top = false; +// Multifunctional method to get and set values of a collection +// The value/s can optionally be executed if it's a function +var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { + var i = 0, + len = elems.length, + bulk = key == null; - try { - top = window.frameElement == null && document.documentElement; - } catch ( e ) {} + // Sets many values + if ( toType( key ) === "object" ) { + chainable = true; + for ( i in key ) { + access( elems, fn, i, key[ i ], true, emptyGet, raw ); + } - if ( top && top.doScroll ) { - ( function doScrollCheck() { - if ( !jQuery.isReady ) { + // Sets one value + } else if ( value !== undefined ) { + chainable = true; - try { + if ( !isFunction( value ) ) { + raw = true; + } - // Use the trick by Diego Perini - // http://javascript.nwbox.com/IEContentLoaded/ - top.doScroll( "left" ); - } catch ( e ) { - return window.setTimeout( doScrollCheck, 50 ); - } + if ( bulk ) { - // detach all dom ready events - detach(); + // Bulk operations run against the entire set + if ( raw ) { + fn.call( elems, value ); + fn = null; - // and execute any waiting functions - jQuery.ready(); - } - } )(); + // ...except when executing function values + } else { + bulk = fn; + fn = function( elem, _key, value ) { + return bulk.call( jQuery( elem ), value ); + }; } } - } - return readyList.promise( obj ); -}; -// Kick off the DOM ready check even if the user does not -jQuery.ready.promise(); - - - - -// Support: IE<9 -// Iteration over object's inherited properties before its own -var i; -for ( i in jQuery( support ) ) { - break; -} -support.ownFirst = i === "0"; - -// Note: most support tests are defined in their respective modules. -// false until the test is run -support.inlineBlockNeedsLayout = false; - -// Execute ASAP in case we need to set body.style.zoom -jQuery( function() { - - // Minified: var a,b,c,d - var val, div, body, container; - - body = document.getElementsByTagName( "body" )[ 0 ]; - if ( !body || !body.style ) { - - // Return for frameset docs that don't have a body - return; + if ( fn ) { + for ( ; i < len; i++ ) { + fn( + elems[ i ], key, raw ? + value : + value.call( elems[ i ], i, fn( elems[ i ], key ) ) + ); + } + } } - // Setup - div = document.createElement( "div" ); - container = document.createElement( "div" ); - container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px"; - body.appendChild( container ).appendChild( div ); + if ( chainable ) { + return elems; + } - if ( typeof div.style.zoom !== "undefined" ) { + // Gets + if ( bulk ) { + return fn.call( elems ); + } - // Support: IE<8 - // Check if natively block-level elements act like inline-block - // elements when setting their display to 'inline' and giving - // them layout - div.style.cssText = "display:inline;margin:0;border:0;padding:1px;width:1px;zoom:1"; + return len ? fn( elems[ 0 ], key ) : emptyGet; +}; - support.inlineBlockNeedsLayout = val = div.offsetWidth === 3; - if ( val ) { - // Prevent IE 6 from affecting layout for positioned elements #11048 - // Prevent IE from shrinking the body in IE 7 mode #12869 - // Support: IE<8 - body.style.zoom = 1; - } - } +// Matches dashed string for camelizing +var rmsPrefix = /^-ms-/, + rdashAlpha = /-([a-z])/g; - body.removeChild( container ); -} ); +// Used by camelCase as callback to replace() +function fcamelCase( _all, letter ) { + return letter.toUpperCase(); +} +// Convert dashed to camelCase; used by the css and data modules +// Support: IE <=9 - 11, Edge 12 - 15 +// Microsoft forgot to hump their vendor prefix (#9572) +function camelCase( string ) { + return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); +} +var acceptData = function( owner ) { + + // Accepts only: + // - Node + // - Node.ELEMENT_NODE + // - Node.DOCUMENT_NODE + // - Object + // - Any + return owner.nodeType === 1 || owner.nodeType === 9 || !( +owner.nodeType ); +}; -( function() { - var div = document.createElement( "div" ); - // Support: IE<9 - support.deleteExpando = true; - try { - delete div.test; - } catch ( e ) { - support.deleteExpando = false; - } - // Null elements to avoid leaks in IE. - div = null; -} )(); -var acceptData = function( elem ) { - var noData = jQuery.noData[ ( elem.nodeName + " " ).toLowerCase() ], - nodeType = +elem.nodeType || 1; - // Do not set data on non-element DOM nodes because it will not be cleared (#8335). - return nodeType !== 1 && nodeType !== 9 ? - false : +function Data() { + this.expando = jQuery.expando + Data.uid++; +} - // Nodes accept data unless otherwise specified; rejection can be conditional - !noData || noData !== true && elem.getAttribute( "classid" ) === noData; -}; +Data.uid = 1; +Data.prototype = { + cache: function( owner ) { + // Check if the owner object already has a cache + var value = owner[ this.expando ]; -var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, - rmultiDash = /([A-Z])/g; + // If not, create one + if ( !value ) { + value = {}; -function dataAttr( elem, key, data ) { + // We can accept data for non-element nodes in modern browsers, + // but we should not, see #8335. + // Always return an empty object. + if ( acceptData( owner ) ) { - // If nothing was found internally, try to fetch any - // data from the HTML5 data-* attribute - if ( data === undefined && elem.nodeType === 1 ) { + // If it is a node unlikely to be stringify-ed or looped over + // use plain assignment + if ( owner.nodeType ) { + owner[ this.expando ] = value; - var name = "data-" + key.replace( rmultiDash, "-$1" ).toLowerCase(); + // Otherwise secure it in a non-enumerable property + // configurable must be true to allow the property to be + // deleted when data is removed + } else { + Object.defineProperty( owner, this.expando, { + value: value, + configurable: true + } ); + } + } + } - data = elem.getAttribute( name ); + return value; + }, + set: function( owner, data, value ) { + var prop, + cache = this.cache( owner ); + // Handle: [ owner, key, value ] args + // Always use camelCase key (gh-2257) if ( typeof data === "string" ) { - try { - data = data === "true" ? true : - data === "false" ? false : - data === "null" ? null : - - // Only convert to a number if it doesn't change the string - +data + "" === data ? +data : - rbrace.test( data ) ? jQuery.parseJSON( data ) : - data; - } catch ( e ) {} - - // Make sure we set the data so it isn't changed later - jQuery.data( elem, key, data ); + cache[ camelCase( data ) ] = value; + // Handle: [ owner, { properties } ] args } else { - data = undefined; + + // Copy the properties one-by-one to the cache object + for ( prop in data ) { + cache[ camelCase( prop ) ] = data[ prop ]; + } } - } + return cache; + }, + get: function( owner, key ) { + return key === undefined ? + this.cache( owner ) : - return data; -} + // Always use camelCase key (gh-2257) + owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ]; + }, + access: function( owner, key, value ) { -// checks a cache object for emptiness -function isEmptyDataObject( obj ) { - var name; - for ( name in obj ) { + // In cases where either: + // + // 1. No key was specified + // 2. A string key was specified, but no value provided + // + // Take the "read" path and allow the get method to determine + // which value to return, respectively either: + // + // 1. The entire cache object + // 2. The data stored at the key + // + if ( key === undefined || + ( ( key && typeof key === "string" ) && value === undefined ) ) { - // if the public data object is empty, the private is still empty - if ( name === "data" && jQuery.isEmptyObject( obj[ name ] ) ) { - continue; - } - if ( name !== "toJSON" ) { - return false; + return this.get( owner, key ); } - } - return true; -} + // When the key is not a string, or both a key and value + // are specified, set or extend (existing objects) with either: + // + // 1. An object of properties + // 2. A key and value + // + this.set( owner, key, value ); -function internalData( elem, name, data, pvt /* Internal Use Only */ ) { - if ( !acceptData( elem ) ) { - return; - } + // Since the "set" path can have two possible entry points + // return the expected data based on which path was taken[*] + return value !== undefined ? value : key; + }, + remove: function( owner, key ) { + var i, + cache = owner[ this.expando ]; - var ret, thisCache, - internalKey = jQuery.expando, + if ( cache === undefined ) { + return; + } - // We have to handle DOM nodes and JS objects differently because IE6-7 - // can't GC object references properly across the DOM-JS boundary - isNode = elem.nodeType, + if ( key !== undefined ) { - // Only DOM nodes need the global jQuery cache; JS object data is - // attached directly to the object so GC can occur automatically - cache = isNode ? jQuery.cache : elem, + // Support array or space separated string of keys + if ( Array.isArray( key ) ) { - // Only defining an ID for JS objects if its cache already exists allows - // the code to shortcut on the same path as a DOM node with no cache - id = isNode ? elem[ internalKey ] : elem[ internalKey ] && internalKey; + // If key is an array of keys... + // We always set camelCase keys, so remove that. + key = key.map( camelCase ); + } else { + key = camelCase( key ); - // Avoid doing any more work than we need to when trying to get data on an - // object that has no data at all - if ( ( !id || !cache[ id ] || ( !pvt && !cache[ id ].data ) ) && - data === undefined && typeof name === "string" ) { - return; - } + // If a key with the spaces exists, use it. + // Otherwise, create an array by matching non-whitespace + key = key in cache ? + [ key ] : + ( key.match( rnothtmlwhite ) || [] ); + } - if ( !id ) { + i = key.length; - // Only DOM nodes need a new unique ID for each element since their data - // ends up in the global cache - if ( isNode ) { - id = elem[ internalKey ] = deletedIds.pop() || jQuery.guid++; - } else { - id = internalKey; + while ( i-- ) { + delete cache[ key[ i ] ]; + } } - } - - if ( !cache[ id ] ) { - // Avoid exposing jQuery metadata on plain JS objects when the object - // is serialized using JSON.stringify - cache[ id ] = isNode ? {} : { toJSON: jQuery.noop }; - } + // Remove the expando if there's no more data + if ( key === undefined || jQuery.isEmptyObject( cache ) ) { - // An object can be passed to jQuery.data instead of a key/value pair; this gets - // shallow copied over onto the existing cache - if ( typeof name === "object" || typeof name === "function" ) { - if ( pvt ) { - cache[ id ] = jQuery.extend( cache[ id ], name ); - } else { - cache[ id ].data = jQuery.extend( cache[ id ].data, name ); + // Support: Chrome <=35 - 45 + // Webkit & Blink performance suffers when deleting properties + // from DOM nodes, so set to undefined instead + // https://bugs.chromium.org/p/chromium/issues/detail?id=378607 (bug restricted) + if ( owner.nodeType ) { + owner[ this.expando ] = undefined; + } else { + delete owner[ this.expando ]; + } } + }, + hasData: function( owner ) { + var cache = owner[ this.expando ]; + return cache !== undefined && !jQuery.isEmptyObject( cache ); } +}; +var dataPriv = new Data(); - thisCache = cache[ id ]; - - // jQuery data() is stored in a separate object inside the object's internal data - // cache in order to avoid key collisions between internal data and user-defined - // data. - if ( !pvt ) { - if ( !thisCache.data ) { - thisCache.data = {}; - } - - thisCache = thisCache.data; - } +var dataUser = new Data(); - if ( data !== undefined ) { - thisCache[ jQuery.camelCase( name ) ] = data; - } - // Check for both converted-to-camel and non-converted data property names - // If a data property was specified - if ( typeof name === "string" ) { - // First Try to find as-is property data - ret = thisCache[ name ]; +// Implementation Summary +// +// 1. Enforce API surface and semantic compatibility with 1.9.x branch +// 2. Improve the module's maintainability by reducing the storage +// paths to a single mechanism. +// 3. Use the same single mechanism to support "private" and "user" data. +// 4. _Never_ expose "private" data to user code (TODO: Drop _data, _removeData) +// 5. Avoid exposing implementation details on user objects (eg. expando properties) +// 6. Provide a clear path for implementation upgrade to WeakMap in 2014 - // Test for null|undefined property data - if ( ret == null ) { +var rbrace = /^(?:\{[\w\W]*\}|\[[\w\W]*\])$/, + rmultiDash = /[A-Z]/g; - // Try to find the camelCased property - ret = thisCache[ jQuery.camelCase( name ) ]; - } - } else { - ret = thisCache; +function getData( data ) { + if ( data === "true" ) { + return true; } - return ret; -} - -function internalRemoveData( elem, name, pvt ) { - if ( !acceptData( elem ) ) { - return; + if ( data === "false" ) { + return false; } - var thisCache, i, - isNode = elem.nodeType, - - // See jQuery.data for more information - cache = isNode ? jQuery.cache : elem, - id = isNode ? elem[ jQuery.expando ] : jQuery.expando; - - // If there is already no cache entry for this object, there is no - // purpose in continuing - if ( !cache[ id ] ) { - return; + if ( data === "null" ) { + return null; } - if ( name ) { - - thisCache = pvt ? cache[ id ] : cache[ id ].data; - - if ( thisCache ) { - - // Support array or space separated string names for data keys - if ( !jQuery.isArray( name ) ) { - - // try the string as a key before any manipulation - if ( name in thisCache ) { - name = [ name ]; - } else { - - // split the camel cased version by spaces unless a key with the spaces exists - name = jQuery.camelCase( name ); - if ( name in thisCache ) { - name = [ name ]; - } else { - name = name.split( " " ); - } - } - } else { - - // If "name" is an array of keys... - // When data is initially created, via ("key", "val") signature, - // keys will be converted to camelCase. - // Since there is no way to tell _how_ a key was added, remove - // both plain key and camelCase key. #12786 - // This will only penalize the array argument path. - name = name.concat( jQuery.map( name, jQuery.camelCase ) ); - } - - i = name.length; - while ( i-- ) { - delete thisCache[ name[ i ] ]; - } + // Only convert to a number if it doesn't change the string + if ( data === +data + "" ) { + return +data; + } - // If there is no data left in the cache, we want to continue - // and let the cache object itself get destroyed - if ( pvt ? !isEmptyDataObject( thisCache ) : !jQuery.isEmptyObject( thisCache ) ) { - return; - } - } + if ( rbrace.test( data ) ) { + return JSON.parse( data ); } - // See jQuery.data for more information - if ( !pvt ) { - delete cache[ id ].data; + return data; +} - // Don't destroy the parent cache unless the internal data object - // had been the only thing left in it - if ( !isEmptyDataObject( cache[ id ] ) ) { - return; - } - } +function dataAttr( elem, key, data ) { + var name; - // Destroy the cache - if ( isNode ) { - jQuery.cleanData( [ elem ], true ); + // If nothing was found internally, try to fetch any + // data from the HTML5 data-* attribute + if ( data === undefined && elem.nodeType === 1 ) { + name = "data-" + key.replace( rmultiDash, "-$&" ).toLowerCase(); + data = elem.getAttribute( name ); - // Use delete when supported for expandos or `cache` is not a window per isWindow (#10080) - /* jshint eqeqeq: false */ - } else if ( support.deleteExpando || cache != cache.window ) { - /* jshint eqeqeq: true */ - delete cache[ id ]; + if ( typeof data === "string" ) { + try { + data = getData( data ); + } catch ( e ) {} - // When all else fails, undefined - } else { - cache[ id ] = undefined; + // Make sure we set the data so it isn't changed later + dataUser.set( elem, key, data ); + } else { + data = undefined; + } } + return data; } jQuery.extend( { - cache: {}, - - // The following elements (space-suffixed to avoid Object.prototype collisions) - // throw uncatchable exceptions if you attempt to set expando properties - noData: { - "applet ": true, - "embed ": true, - - // ...but Flash objects (which have this classid) *can* handle expandos - "object ": "clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" - }, - hasData: function( elem ) { - elem = elem.nodeType ? jQuery.cache[ elem[ jQuery.expando ] ] : elem[ jQuery.expando ]; - return !!elem && !isEmptyDataObject( elem ); + return dataUser.hasData( elem ) || dataPriv.hasData( elem ); }, data: function( elem, name, data ) { - return internalData( elem, name, data ); + return dataUser.access( elem, name, data ); }, removeData: function( elem, name ) { - return internalRemoveData( elem, name ); + dataUser.remove( elem, name ); }, - // For internal use only. + // TODO: Now that all calls to _data and _removeData have been replaced + // with direct calls to dataPriv methods, these can be deprecated. _data: function( elem, name, data ) { - return internalData( elem, name, data, true ); + return dataPriv.access( elem, name, data ); }, _removeData: function( elem, name ) { - return internalRemoveData( elem, name, true ); + dataPriv.remove( elem, name ); } } ); @@ -4051,29 +4480,26 @@ jQuery.fn.extend( { elem = this[ 0 ], attrs = elem && elem.attributes; - // Special expections of .data basically thwart jQuery.access, - // so implement the relevant behavior ourselves - // Gets all values if ( key === undefined ) { if ( this.length ) { - data = jQuery.data( elem ); + data = dataUser.get( elem ); - if ( elem.nodeType === 1 && !jQuery._data( elem, "parsedAttrs" ) ) { + if ( elem.nodeType === 1 && !dataPriv.get( elem, "hasDataAttrs" ) ) { i = attrs.length; while ( i-- ) { - // Support: IE11+ + // Support: IE 11 only // The attrs elements can be null (#14894) if ( attrs[ i ] ) { name = attrs[ i ].name; if ( name.indexOf( "data-" ) === 0 ) { - name = jQuery.camelCase( name.slice( 5 ) ); + name = camelCase( name.slice( 5 ) ); dataAttr( elem, name, data[ name ] ); } } } - jQuery._data( elem, "parsedAttrs", true ); + dataPriv.set( elem, "hasDataAttrs", true ); } } @@ -4083,25 +4509,50 @@ jQuery.fn.extend( { // Sets multiple values if ( typeof key === "object" ) { return this.each( function() { - jQuery.data( this, key ); + dataUser.set( this, key ); } ); } - return arguments.length > 1 ? + return access( this, function( value ) { + var data; + + // The calling jQuery object (element matches) is not empty + // (and therefore has an element appears at this[ 0 ]) and the + // `value` parameter was not undefined. An empty jQuery object + // will result in `undefined` for elem = this[ 0 ] which will + // throw an exception if an attempt to read a data cache is made. + if ( elem && value === undefined ) { + + // Attempt to get data from the cache + // The key will always be camelCased in Data + data = dataUser.get( elem, key ); + if ( data !== undefined ) { + return data; + } + + // Attempt to "discover" the data in + // HTML5 custom data-* attrs + data = dataAttr( elem, key ); + if ( data !== undefined ) { + return data; + } + + // We tried really hard, but the data doesn't exist. + return; + } - // Sets one value + // Set the data... this.each( function() { - jQuery.data( this, key, value ); - } ) : - // Gets one value - // Try to fetch any internally stored data first - elem ? dataAttr( elem, key, jQuery.data( elem, key ) ) : undefined; + // We always store the camelCased key + dataUser.set( this, key, value ); + } ); + }, null, value, arguments.length > 1, null, true ); }, removeData: function( key ) { return this.each( function() { - jQuery.removeData( this, key ); + dataUser.remove( this, key ); } ); } } ); @@ -4113,12 +4564,12 @@ jQuery.extend( { if ( elem ) { type = ( type || "fx" ) + "queue"; - queue = jQuery._data( elem, type ); + queue = dataPriv.get( elem, type ); // Speed up dequeue by getting out quickly if this is just a lookup if ( data ) { - if ( !queue || jQuery.isArray( data ) ) { - queue = jQuery._data( elem, type, jQuery.makeArray( data ) ); + if ( !queue || Array.isArray( data ) ) { + queue = dataPriv.access( elem, type, jQuery.makeArray( data ) ); } else { queue.push( data ); } @@ -4152,7 +4603,7 @@ jQuery.extend( { queue.unshift( "inprogress" ); } - // clear up the last queue stop function + // Clear up the last queue stop function delete hooks.stop; fn.call( elem, next, hooks ); } @@ -4162,14 +4613,12 @@ jQuery.extend( { } }, - // not intended for public consumption - generates a queueHooks object, - // or returns the current one + // Not public - generate a queueHooks object, or return the current one _queueHooks: function( elem, type ) { var key = type + "queueHooks"; - return jQuery._data( elem, key ) || jQuery._data( elem, key, { + return dataPriv.get( elem, key ) || dataPriv.access( elem, key, { empty: jQuery.Callbacks( "once memory" ).add( function() { - jQuery._removeData( elem, type + "queue" ); - jQuery._removeData( elem, key ); + dataPriv.remove( elem, [ type + "queue", key ] ); } ) } ); } @@ -4194,7 +4643,7 @@ jQuery.fn.extend( { this.each( function() { var queue = jQuery.queue( this, type, data ); - // ensure a hooks for this queue + // Ensure a hooks for this queue jQuery._queueHooks( this, type ); if ( type === "fx" && queue[ 0 ] !== "inprogress" ) { @@ -4232,7 +4681,7 @@ jQuery.fn.extend( { type = type || "fx"; while ( i-- ) { - tmp = jQuery._data( elements[ i ], type + "queueHooks" ); + tmp = dataPriv.get( elements[ i ], type + "queueHooks" ); if ( tmp && tmp.empty ) { count++; tmp.empty.add( resolve ); @@ -4242,115 +4691,101 @@ jQuery.fn.extend( { return defer.promise( obj ); } } ); +var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source; +var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ); -( function() { - var shrinkWrapBlocksVal; - - support.shrinkWrapBlocks = function() { - if ( shrinkWrapBlocksVal != null ) { - return shrinkWrapBlocksVal; - } - - // Will be changed later if needed. - shrinkWrapBlocksVal = false; - - // Minified: var b,c,d - var div, body, container; - - body = document.getElementsByTagName( "body" )[ 0 ]; - if ( !body || !body.style ) { - - // Test fired too early or in an unsupported environment, exit. - return; - } - - // Setup - div = document.createElement( "div" ); - container = document.createElement( "div" ); - container.style.cssText = "position:absolute;border:0;width:0;height:0;top:0;left:-9999px"; - body.appendChild( container ).appendChild( div ); - - // Support: IE6 - // Check if elements with layout shrink-wrap their children - if ( typeof div.style.zoom !== "undefined" ) { - - // Reset CSS: box-sizing; display; margin; border - div.style.cssText = - // Support: Firefox<29, Android 2.3 - // Vendor-prefix box-sizing - "-webkit-box-sizing:content-box;-moz-box-sizing:content-box;" + - "box-sizing:content-box;display:block;margin:0;border:0;" + - "padding:1px;width:1px;zoom:1"; - div.appendChild( document.createElement( "div" ) ).style.width = "5px"; - shrinkWrapBlocksVal = div.offsetWidth !== 3; - } +var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; - body.removeChild( container ); +var documentElement = document.documentElement; - return shrinkWrapBlocksVal; - }; -} )(); -var pnum = ( /[+-]?(?:\d*\.|)\d+(?:[eE][+-]?\d+|)/ ).source; -var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ); + var isAttached = function( elem ) { + return jQuery.contains( elem.ownerDocument, elem ); + }, + composed = { composed: true }; + + // Support: IE 9 - 11+, Edge 12 - 18+, iOS 10.0 - 10.2 only + // Check attachment across shadow DOM boundaries when possible (gh-3504) + // Support: iOS 10.0-10.2 only + // Early iOS 10 versions support `attachShadow` but not `getRootNode`, + // leading to errors. We need to check for `getRootNode`. + if ( documentElement.getRootNode ) { + isAttached = function( elem ) { + return jQuery.contains( elem.ownerDocument, elem ) || + elem.getRootNode( composed ) === elem.ownerDocument; + }; + } +var isHiddenWithinTree = function( elem, el ) { + // isHiddenWithinTree might be called from jQuery#filter function; + // in that case, element will be second argument + elem = el || elem; -var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; + // Inline style trumps all + return elem.style.display === "none" || + elem.style.display === "" && -var isHidden = function( elem, el ) { + // Otherwise, check computed style + // Support: Firefox <=43 - 45 + // Disconnected elements can have computed display: none, so first confirm that elem is + // in the document. + isAttached( elem ) && - // isHidden might be called from jQuery#filter function; - // in that case, element will be second argument - elem = el || elem; - return jQuery.css( elem, "display" ) === "none" || - !jQuery.contains( elem.ownerDocument, elem ); + jQuery.css( elem, "display" ) === "none"; }; function adjustCSS( elem, prop, valueParts, tween ) { - var adjusted, - scale = 1, + var adjusted, scale, maxIterations = 20, currentValue = tween ? - function() { return tween.cur(); } : - function() { return jQuery.css( elem, prop, "" ); }, + function() { + return tween.cur(); + } : + function() { + return jQuery.css( elem, prop, "" ); + }, initial = currentValue(), unit = valueParts && valueParts[ 3 ] || ( jQuery.cssNumber[ prop ] ? "" : "px" ), // Starting value computation is required for potential unit mismatches - initialInUnit = ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) && + initialInUnit = elem.nodeType && + ( jQuery.cssNumber[ prop ] || unit !== "px" && +initial ) && rcssNum.exec( jQuery.css( elem, prop ) ); if ( initialInUnit && initialInUnit[ 3 ] !== unit ) { + // Support: Firefox <=54 + // Halve the iteration target value to prevent interference from CSS upper bounds (gh-2144) + initial = initial / 2; + // Trust units reported by jQuery.css unit = unit || initialInUnit[ 3 ]; - // Make sure we update the tween properties later on - valueParts = valueParts || []; - // Iteratively approximate from a nonzero starting point initialInUnit = +initial || 1; - do { - - // If previous iteration zeroed out, double until we get *something*. - // Use string for doubling so we don't accidentally see scale as unchanged below - scale = scale || ".5"; + while ( maxIterations-- ) { - // Adjust and apply - initialInUnit = initialInUnit / scale; + // Evaluate and update our best guess (doubling guesses that zero out). + // Finish if the scale equals or crosses 1 (making the old*new product non-positive). jQuery.style( elem, prop, initialInUnit + unit ); + if ( ( 1 - scale ) * ( 1 - ( scale = currentValue() / initial || 0.5 ) ) <= 0 ) { + maxIterations = 0; + } + initialInUnit = initialInUnit / scale; - // Update scale, tolerating zero or NaN from tween.cur() - // Break the loop if scale is unchanged or perfect, or if we've just had enough. - } while ( - scale !== ( scale = currentValue() / initial ) && scale !== 1 && --maxIterations - ); + } + + initialInUnit = initialInUnit * 2; + jQuery.style( elem, prop, initialInUnit + unit ); + + // Make sure we update the tween properties later on + valueParts = valueParts || []; } if ( valueParts ) { @@ -4370,242 +4805,210 @@ function adjustCSS( elem, prop, valueParts, tween ) { } -// Multifunctional method to get and set values of a collection -// The value/s can optionally be executed if it's a function -var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { - var i = 0, - length = elems.length, - bulk = key == null; - - // Sets many values - if ( jQuery.type( key ) === "object" ) { - chainable = true; - for ( i in key ) { - access( elems, fn, i, key[ i ], true, emptyGet, raw ); - } - - // Sets one value - } else if ( value !== undefined ) { - chainable = true; +var defaultDisplayMap = {}; - if ( !jQuery.isFunction( value ) ) { - raw = true; - } +function getDefaultDisplay( elem ) { + var temp, + doc = elem.ownerDocument, + nodeName = elem.nodeName, + display = defaultDisplayMap[ nodeName ]; - if ( bulk ) { + if ( display ) { + return display; + } - // Bulk operations run against the entire set - if ( raw ) { - fn.call( elems, value ); - fn = null; + temp = doc.body.appendChild( doc.createElement( nodeName ) ); + display = jQuery.css( temp, "display" ); - // ...except when executing function values - } else { - bulk = fn; - fn = function( elem, key, value ) { - return bulk.call( jQuery( elem ), value ); - }; - } - } + temp.parentNode.removeChild( temp ); - if ( fn ) { - for ( ; i < length; i++ ) { - fn( - elems[ i ], - key, - raw ? value : value.call( elems[ i ], i, fn( elems[ i ], key ) ) - ); - } - } + if ( display === "none" ) { + display = "block"; } + defaultDisplayMap[ nodeName ] = display; - return chainable ? - elems : - - // Gets - bulk ? - fn.call( elems ) : - length ? fn( elems[ 0 ], key ) : emptyGet; -}; -var rcheckableType = ( /^(?:checkbox|radio)$/i ); + return display; +} -var rtagName = ( /<([\w:-]+)/ ); - -var rscriptType = ( /^$|\/(?:java|ecma)script/i ); - -var rleadingWhitespace = ( /^\s+/ ); - -var nodeNames = "abbr|article|aside|audio|bdi|canvas|data|datalist|" + - "details|dialog|figcaption|figure|footer|header|hgroup|main|" + - "mark|meter|nav|output|picture|progress|section|summary|template|time|video"; +function showHide( elements, show ) { + var display, elem, + values = [], + index = 0, + length = elements.length; + // Determine new display value for elements that need to change + for ( ; index < length; index++ ) { + elem = elements[ index ]; + if ( !elem.style ) { + continue; + } + display = elem.style.display; + if ( show ) { -function createSafeFragment( document ) { - var list = nodeNames.split( "|" ), - safeFrag = document.createDocumentFragment(); + // Since we force visibility upon cascade-hidden elements, an immediate (and slow) + // check is required in this first loop unless we have a nonempty display value (either + // inline or about-to-be-restored) + if ( display === "none" ) { + values[ index ] = dataPriv.get( elem, "display" ) || null; + if ( !values[ index ] ) { + elem.style.display = ""; + } + } + if ( elem.style.display === "" && isHiddenWithinTree( elem ) ) { + values[ index ] = getDefaultDisplay( elem ); + } + } else { + if ( display !== "none" ) { + values[ index ] = "none"; - if ( safeFrag.createElement ) { - while ( list.length ) { - safeFrag.createElement( - list.pop() - ); + // Remember what we're overwriting + dataPriv.set( elem, "display", display ); + } } } - return safeFrag; -} - -( function() { - var div = document.createElement( "div" ), - fragment = document.createDocumentFragment(), - input = document.createElement( "input" ); + // Set the display of the elements in a second loop to avoid constant reflow + for ( index = 0; index < length; index++ ) { + if ( values[ index ] != null ) { + elements[ index ].style.display = values[ index ]; + } + } - // Setup - div.innerHTML = "
a"; + return elements; +} - // IE strips leading whitespace when .innerHTML is used - support.leadingWhitespace = div.firstChild.nodeType === 3; +jQuery.fn.extend( { + show: function() { + return showHide( this, true ); + }, + hide: function() { + return showHide( this ); + }, + toggle: function( state ) { + if ( typeof state === "boolean" ) { + return state ? this.show() : this.hide(); + } - // Make sure that tbody elements aren't automatically inserted - // IE will insert them into empty tables - support.tbody = !div.getElementsByTagName( "tbody" ).length; + return this.each( function() { + if ( isHiddenWithinTree( this ) ) { + jQuery( this ).show(); + } else { + jQuery( this ).hide(); + } + } ); + } +} ); +var rcheckableType = ( /^(?:checkbox|radio)$/i ); - // Make sure that link elements get serialized correctly by innerHTML - // This requires a wrapper element in IE - support.htmlSerialize = !!div.getElementsByTagName( "link" ).length; +var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]*)/i ); - // Makes sure cloning an html5 element does not cause problems - // Where outerHTML is undefined, this still works - support.html5Clone = - document.createElement( "nav" ).cloneNode( true ).outerHTML !== "<:nav>"; +var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i ); - // Check if a disconnected checkbox will retain its checked - // value of true after appended to the DOM (IE6/7) - input.type = "checkbox"; - input.checked = true; - fragment.appendChild( input ); - support.appendChecked = input.checked; - // Make sure textarea (and checkbox) defaultValue is properly cloned - // Support: IE6-IE11+ - div.innerHTML = ""; - support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; - // #11217 - WebKit loses check when the name is after the checked attribute - fragment.appendChild( div ); +( function() { + var fragment = document.createDocumentFragment(), + div = fragment.appendChild( document.createElement( "div" ) ), + input = document.createElement( "input" ); + // Support: Android 4.0 - 4.3 only + // Check state lost if the name is set (#11217) // Support: Windows Web Apps (WWA) // `name` and `type` must use .setAttribute for WWA (#14901) - input = document.createElement( "input" ); input.setAttribute( "type", "radio" ); input.setAttribute( "checked", "checked" ); input.setAttribute( "name", "t" ); div.appendChild( input ); - // Support: Safari 5.1, iOS 5.1, Android 4.x, Android 2.3 - // old WebKit doesn't clone checked state correctly in fragments + // Support: Android <=4.1 only + // Older WebKit doesn't clone checked state correctly in fragments support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; - // Support: IE<9 - // Cloned elements keep attachEvent handlers, we use addEventListener on IE9+ - support.noCloneEvent = !!div.addEventListener; + // Support: IE <=11 only + // Make sure textarea (and checkbox) defaultValue is properly cloned + div.innerHTML = ""; + support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; - // Support: IE<9 - // Since attributes and properties are the same in IE, - // cleanData must set properties to undefined rather than use removeAttribute - div[ jQuery.expando ] = 1; - support.attributes = !div.getAttribute( jQuery.expando ); + // Support: IE <=9 only + // IE <=9 replaces "; + support.option = !!div.lastChild; } )(); // We have to close these tags to support XHTML (#13200) var wrapMap = { - option: [ 1, "" ], - legend: [ 1, "
", "
" ], - area: [ 1, "", "" ], - // Support: IE8 - param: [ 1, "", "" ], + // XHTML parsers do not magically insert elements in the + // same way that tag soup parsers do. So we cannot shorten + // this by omitting or other required elements. thead: [ 1, "", "
" ], + col: [ 2, "", "
" ], tr: [ 2, "", "
" ], - col: [ 2, "", "
" ], td: [ 3, "", "
" ], - // IE6-8 can't serialize link, script, style, or any html5 (NoScope) tags, - // unless wrapped in a div with non-breaking characters in front of it. - _default: support.htmlSerialize ? [ 0, "", "" ] : [ 1, "X
", "
" ] + _default: [ 0, "", "" ] }; -// Support: IE8-IE9 -wrapMap.optgroup = wrapMap.option; - wrapMap.tbody = wrapMap.tfoot = wrapMap.colgroup = wrapMap.caption = wrapMap.thead; wrapMap.th = wrapMap.td; +// Support: IE <=9 only +if ( !support.option ) { + wrapMap.optgroup = wrapMap.option = [ 1, "" ]; +} + function getAll( context, tag ) { - var elems, elem, - i = 0, - found = typeof context.getElementsByTagName !== "undefined" ? - context.getElementsByTagName( tag || "*" ) : - typeof context.querySelectorAll !== "undefined" ? - context.querySelectorAll( tag || "*" ) : - undefined; - - if ( !found ) { - for ( found = [], elems = context.childNodes || context; - ( elem = elems[ i ] ) != null; - i++ - ) { - if ( !tag || jQuery.nodeName( elem, tag ) ) { - found.push( elem ); - } else { - jQuery.merge( found, getAll( elem, tag ) ); - } - } + + // Support: IE <=9 - 11 only + // Use typeof to avoid zero-argument method invocation on host objects (#15151) + var ret; + + if ( typeof context.getElementsByTagName !== "undefined" ) { + ret = context.getElementsByTagName( tag || "*" ); + + } else if ( typeof context.querySelectorAll !== "undefined" ) { + ret = context.querySelectorAll( tag || "*" ); + + } else { + ret = []; + } + + if ( tag === undefined || tag && nodeName( context, tag ) ) { + return jQuery.merge( [ context ], ret ); } - return tag === undefined || tag && jQuery.nodeName( context, tag ) ? - jQuery.merge( [ context ], found ) : - found; + return ret; } // Mark scripts as having already been evaluated function setGlobalEval( elems, refElements ) { - var elem, - i = 0; - for ( ; ( elem = elems[ i ] ) != null; i++ ) { - jQuery._data( - elem, + var i = 0, + l = elems.length; + + for ( ; i < l; i++ ) { + dataPriv.set( + elems[ i ], "globalEval", - !refElements || jQuery._data( refElements[ i ], "globalEval" ) + !refElements || dataPriv.get( refElements[ i ], "globalEval" ) ); } } -var rhtml = /<|&#?\w+;/, - rtbody = / from table fragments - if ( !support.tbody ) { - - // String was a , *may* have spurious - elem = tag === "table" && !rtbody.test( elem ) ? - tmp.firstChild : - - // String was a bare or - wrap[ 1 ] === "
" && !rtbody.test( elem ) ? - tmp : - 0; - - j = elem && elem.childNodes.length; - while ( j-- ) { - if ( jQuery.nodeName( ( tbody = elem.childNodes[ j ] ), "tbody" ) && - !tbody.childNodes.length ) { - - elem.removeChild( tbody ); - } - } - } - + // Support: Android <=4.0 only, PhantomJS 1 only + // push.apply(_, arraylike) throws on ancient WebKit jQuery.merge( nodes, tmp.childNodes ); - // Fix #12392 for WebKit and IE > 9 - tmp.textContent = ""; - - // Fix #12392 for oldIE - while ( tmp.firstChild ) { - tmp.removeChild( tmp.firstChild ); - } + // Remember the top-level container + tmp = fragment.firstChild; - // Remember the top-level container for proper cleanup - tmp = safe.lastChild; + // Ensure the created nodes are orphaned (#12392) + tmp.textContent = ""; } } } - // Fix #11356: Clear elements from fragment - if ( tmp ) { - safe.removeChild( tmp ); - } - - // Reset defaultChecked for any radios and checkboxes - // about to be appended to the DOM in IE 6/7 (#8060) - if ( !support.appendChecked ) { - jQuery.grep( getAll( nodes, "input" ), fixDefaultChecked ); - } + // Remove wrapper from fragment + fragment.textContent = ""; i = 0; while ( ( elem = nodes[ i++ ] ) ) { @@ -4698,17 +5065,16 @@ function buildFragment( elems, context, scripts, selection, ignored ) { if ( ignored ) { ignored.push( elem ); } - continue; } - contains = jQuery.contains( elem.ownerDocument, elem ); + attached = isAttached( elem ); // Append to fragment - tmp = getAll( safe.appendChild( elem ), "script" ); + tmp = getAll( fragment.appendChild( elem ), "script" ); // Preserve script evaluation history - if ( contains ) { + if ( attached ) { setGlobalEval( tmp ); } @@ -4723,38 +5089,11 @@ function buildFragment( elems, context, scripts, selection, ignored ) { } } - tmp = null; - - return safe; + return fragment; } -( function() { - var i, eventName, - div = document.createElement( "div" ); - - // Support: IE<9 (lack submit/change bubble), Firefox (lack focus(in | out) events) - for ( i in { submit: true, change: true, focusin: true } ) { - eventName = "on" + i; - - if ( !( support[ i ] = eventName in window ) ) { - - // Beware of CSP restrictions (https://developer.mozilla.org/en/Security/CSP) - div.setAttribute( eventName, "t" ); - support[ i ] = div.attributes[ eventName ].expando === false; - } - } - - // Null elements to avoid leaks in IE. - div = null; -} )(); - - -var rformElems = /^(?:input|select|textarea)$/i, - rkeyEvent = /^key/, - rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/, - rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, - rtypenamespace = /^([^.]*)(?:\.(.+)|)/; +var rtypenamespace = /^([^.]*)(?:\.(.+)|)/; function returnTrue() { return true; @@ -4764,8 +5103,19 @@ function returnFalse() { return false; } -// Support: IE9 -// See #13393 for more info +// Support: IE <=9 - 11+ +// focus() and blur() are asynchronous, except when they are no-op. +// So expect focus to be synchronous when the element is already active, +// and blur to be synchronous when the element is not already active. +// (focus and blur are always synchronous in other supported browsers, +// this just defines when we can count on it). +function expectSync( elem, type ) { + return ( elem === safeActiveElement() ) === ( type === "focus" ); +} + +// Support: IE <=9 only +// Accessing document.activeElement can throw unexpectedly +// https://bugs.jquery.com/ticket/13393 function safeActiveElement() { try { return document.activeElement; @@ -4842,13 +5192,14 @@ jQuery.event = { global: {}, add: function( elem, types, handler, data, selector ) { - var tmp, events, t, handleObjIn, - special, eventHandle, handleObj, - handlers, type, namespaces, origType, - elemData = jQuery._data( elem ); - // Don't attach events to noData or text/comment nodes (but allow plain objects) - if ( !elemData ) { + var handleObjIn, eventHandle, tmp, + events, t, handleObj, + special, handlers, type, namespaces, origType, + elemData = dataPriv.get( elem ); + + // Only attach events to objects that accept data + if ( !acceptData( elem ) ) { return; } @@ -4859,6 +5210,12 @@ jQuery.event = { selector = handleObjIn.selector; } + // Ensure that invalid selectors throw exceptions at attach time + // Evaluate against documentElement in case elem is a non-element node (e.g., document) + if ( selector ) { + jQuery.find.matchesSelector( documentElement, selector ); + } + // Make sure that the handler has a unique ID, used to find/remove it later if ( !handler.guid ) { handler.guid = jQuery.guid++; @@ -4866,26 +5223,20 @@ jQuery.event = { // Init the element's event structure and main handler, if this is the first if ( !( events = elemData.events ) ) { - events = elemData.events = {}; + events = elemData.events = Object.create( null ); } if ( !( eventHandle = elemData.handle ) ) { eventHandle = elemData.handle = function( e ) { // Discard the second event of a jQuery.event.trigger() and // when an event is called after a page has unloaded - return typeof jQuery !== "undefined" && - ( !e || jQuery.event.triggered !== e.type ) ? - jQuery.event.dispatch.apply( eventHandle.elem, arguments ) : - undefined; + return typeof jQuery !== "undefined" && jQuery.event.triggered !== e.type ? + jQuery.event.dispatch.apply( elem, arguments ) : undefined; }; - - // Add elem as a property of the handle fn to prevent a memory leak - // with IE non-native events - eventHandle.elem = elem; } // Handle multiple events separated by a space - types = ( types || "" ).match( rnotwhite ) || [ "" ]; + types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; t = types.length; while ( t-- ) { tmp = rtypenamespace.exec( types[ t ] ) || []; @@ -4923,16 +5274,12 @@ jQuery.event = { handlers = events[ type ] = []; handlers.delegateCount = 0; - // Only use addEventListener/attachEvent if the special events handler returns false + // Only use addEventListener if the special events handler returns false if ( !special.setup || special.setup.call( elem, data, namespaces, eventHandle ) === false ) { - // Bind the global event handler to the element if ( elem.addEventListener ) { - elem.addEventListener( type, eventHandle, false ); - - } else if ( elem.attachEvent ) { - elem.attachEvent( "on" + type, eventHandle ); + elem.addEventListener( type, eventHandle ); } } } @@ -4956,24 +5303,22 @@ jQuery.event = { jQuery.event.global[ type ] = true; } - // Nullify elem to prevent memory leaks in IE - elem = null; }, // Detach an event or set of events from an element remove: function( elem, types, handler, selector, mappedTypes ) { - var j, handleObj, tmp, - origCount, t, events, - special, handlers, type, - namespaces, origType, - elemData = jQuery.hasData( elem ) && jQuery._data( elem ); + + var j, origCount, tmp, + events, t, handleObj, + special, handlers, type, namespaces, origType, + elemData = dataPriv.hasData( elem ) && dataPriv.get( elem ); if ( !elemData || !( events = elemData.events ) ) { return; } // Once for each type.namespace in types; type may be omitted - types = ( types || "" ).match( rnotwhite ) || [ "" ]; + types = ( types || "" ).match( rnothtmlwhite ) || [ "" ]; t = types.length; while ( t-- ) { tmp = rtypenamespace.exec( types[ t ] ) || []; @@ -5028,174 +5373,32 @@ jQuery.event = { } } - // Remove the expando if it's no longer used + // Remove data and the expando if it's no longer used if ( jQuery.isEmptyObject( events ) ) { - delete elemData.handle; - - // removeData also checks for emptiness and clears the expando if empty - // so use it instead of delete - jQuery._removeData( elem, "events" ); + dataPriv.remove( elem, "handle events" ); } }, - trigger: function( event, data, elem, onlyHandlers ) { - var handle, ontype, cur, - bubbleType, special, tmp, i, - eventPath = [ elem || document ], - type = hasOwn.call( event, "type" ) ? event.type : event, - namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : []; - - cur = tmp = elem = elem || document; - - // Don't do events on text and comment nodes - if ( elem.nodeType === 3 || elem.nodeType === 8 ) { - return; - } - - // focus/blur morphs to focusin/out; ensure we're not firing them right now - if ( rfocusMorph.test( type + jQuery.event.triggered ) ) { - return; - } - - if ( type.indexOf( "." ) > -1 ) { - - // Namespaced trigger; create a regexp to match event type in handle() - namespaces = type.split( "." ); - type = namespaces.shift(); - namespaces.sort(); - } - ontype = type.indexOf( ":" ) < 0 && "on" + type; - - // Caller can pass in a jQuery.Event object, Object, or just an event type string - event = event[ jQuery.expando ] ? - event : - new jQuery.Event( type, typeof event === "object" && event ); - - // Trigger bitmask: & 1 for native handlers; & 2 for jQuery (always true) - event.isTrigger = onlyHandlers ? 2 : 3; - event.namespace = namespaces.join( "." ); - event.rnamespace = event.namespace ? - new RegExp( "(^|\\.)" + namespaces.join( "\\.(?:.*\\.|)" ) + "(\\.|$)" ) : - null; - - // Clean up the event in case it is being reused - event.result = undefined; - if ( !event.target ) { - event.target = elem; - } - - // Clone any incoming data and prepend the event, creating the handler arg list - data = data == null ? - [ event ] : - jQuery.makeArray( data, [ event ] ); - - // Allow special events to draw outside the lines - special = jQuery.event.special[ type ] || {}; - if ( !onlyHandlers && special.trigger && special.trigger.apply( elem, data ) === false ) { - return; - } - - // Determine event propagation path in advance, per W3C events spec (#9951) - // Bubble up to document, then to window; watch for a global ownerDocument var (#9724) - if ( !onlyHandlers && !special.noBubble && !jQuery.isWindow( elem ) ) { - - bubbleType = special.delegateType || type; - if ( !rfocusMorph.test( bubbleType + type ) ) { - cur = cur.parentNode; - } - for ( ; cur; cur = cur.parentNode ) { - eventPath.push( cur ); - tmp = cur; - } - - // Only add window if we got to document (e.g., not plain obj or detached DOM) - if ( tmp === ( elem.ownerDocument || document ) ) { - eventPath.push( tmp.defaultView || tmp.parentWindow || window ); - } - } - - // Fire handlers on the event path - i = 0; - while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) { - - event.type = i > 1 ? - bubbleType : - special.bindType || type; - - // jQuery handler - handle = ( jQuery._data( cur, "events" ) || {} )[ event.type ] && - jQuery._data( cur, "handle" ); - - if ( handle ) { - handle.apply( cur, data ); - } - - // Native handler - handle = ontype && cur[ ontype ]; - if ( handle && handle.apply && acceptData( cur ) ) { - event.result = handle.apply( cur, data ); - if ( event.result === false ) { - event.preventDefault(); - } - } - } - event.type = type; - - // If nobody prevented the default action, do it now - if ( !onlyHandlers && !event.isDefaultPrevented() ) { - - if ( - ( !special._default || - special._default.apply( eventPath.pop(), data ) === false - ) && acceptData( elem ) - ) { - - // Call a native DOM method on the target with the same name name as the event. - // Can't use an .isFunction() check here because IE6/7 fails that test. - // Don't do default actions on window, that's where global variables be (#6170) - if ( ontype && elem[ type ] && !jQuery.isWindow( elem ) ) { - - // Don't re-trigger an onFOO event when we call its FOO() method - tmp = elem[ ontype ]; - - if ( tmp ) { - elem[ ontype ] = null; - } - - // Prevent re-triggering of the same event, since we already bubbled it above - jQuery.event.triggered = type; - try { - elem[ type ](); - } catch ( e ) { - - // IE<9 dies on focus/blur to hidden element (#1486,#12518) - // only reproducible on winXP IE8 native, not IE9 in IE8 mode - } - jQuery.event.triggered = undefined; - - if ( tmp ) { - elem[ ontype ] = tmp; - } - } - } - } + dispatch: function( nativeEvent ) { - return event.result; - }, + var i, j, ret, matched, handleObj, handlerQueue, + args = new Array( arguments.length ), - dispatch: function( event ) { + // Make a writable jQuery.Event from the native event object + event = jQuery.event.fix( nativeEvent ), - // Make a writable jQuery.Event from the native event object - event = jQuery.event.fix( event ); - - var i, j, ret, matched, handleObj, - handlerQueue = [], - args = slice.call( arguments ), - handlers = ( jQuery._data( this, "events" ) || {} )[ event.type ] || [], + handlers = ( + dataPriv.get( this, "events" ) || Object.create( null ) + )[ event.type ] || [], special = jQuery.event.special[ event.type ] || {}; // Use the fix-ed jQuery.Event rather than the (read-only) native event args[ 0 ] = event; + + for ( i = 1; i < arguments.length; i++ ) { + args[ i ] = arguments[ i ]; + } + event.delegateTarget = this; // Call the preDispatch hook for the mapped type, and let it bail if desired @@ -5215,9 +5418,10 @@ jQuery.event = { while ( ( handleObj = matched.handlers[ j++ ] ) && !event.isImmediatePropagationStopped() ) { - // Triggered event must either 1) have no namespace, or 2) have namespace(s) - // a subset or equal to those in the bound event (both can have no namespace). - if ( !event.rnamespace || event.rnamespace.test( handleObj.namespace ) ) { + // If the event is namespaced, then each handler is only invoked if it is + // specially universal or its namespaces are a superset of the event's. + if ( !event.rnamespace || handleObj.namespace === false || + event.rnamespace.test( handleObj.namespace ) ) { event.handleObj = handleObj; event.data = handleObj.data; @@ -5244,160 +5448,95 @@ jQuery.event = { }, handlers: function( event, handlers ) { - var i, matches, sel, handleObj, + var i, handleObj, sel, matchedHandlers, matchedSelectors, handlerQueue = [], delegateCount = handlers.delegateCount, cur = event.target; - // Support (at least): Chrome, IE9 // Find delegate handlers - // Black-hole SVG instance trees (#13180) - // - // Support: Firefox<=42+ - // Avoid non-left-click in FF but don't block IE radio events (#3861, gh-2343) - if ( delegateCount && cur.nodeType && - ( event.type !== "click" || isNaN( event.button ) || event.button < 1 ) ) { + if ( delegateCount && - /* jshint eqeqeq: false */ - for ( ; cur != this; cur = cur.parentNode || this ) { - /* jshint eqeqeq: true */ + // Support: IE <=9 + // Black-hole SVG instance trees (trac-13180) + cur.nodeType && + + // Support: Firefox <=42 + // Suppress spec-violating clicks indicating a non-primary pointer button (trac-3861) + // https://www.w3.org/TR/DOM-Level-3-Events/#event-type-click + // Support: IE 11 only + // ...but not arrow key "clicks" of radio inputs, which can have `button` -1 (gh-2343) + !( event.type === "click" && event.button >= 1 ) ) { + + for ( ; cur !== this; cur = cur.parentNode || this ) { // Don't check non-elements (#13208) // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) - if ( cur.nodeType === 1 && ( cur.disabled !== true || event.type !== "click" ) ) { - matches = []; + if ( cur.nodeType === 1 && !( event.type === "click" && cur.disabled === true ) ) { + matchedHandlers = []; + matchedSelectors = {}; for ( i = 0; i < delegateCount; i++ ) { handleObj = handlers[ i ]; // Don't conflict with Object.prototype properties (#13203) sel = handleObj.selector + " "; - if ( matches[ sel ] === undefined ) { - matches[ sel ] = handleObj.needsContext ? + if ( matchedSelectors[ sel ] === undefined ) { + matchedSelectors[ sel ] = handleObj.needsContext ? jQuery( sel, this ).index( cur ) > -1 : jQuery.find( sel, this, null, [ cur ] ).length; } - if ( matches[ sel ] ) { - matches.push( handleObj ); + if ( matchedSelectors[ sel ] ) { + matchedHandlers.push( handleObj ); } } - if ( matches.length ) { - handlerQueue.push( { elem: cur, handlers: matches } ); + if ( matchedHandlers.length ) { + handlerQueue.push( { elem: cur, handlers: matchedHandlers } ); } } } } // Add the remaining (directly-bound) handlers + cur = this; if ( delegateCount < handlers.length ) { - handlerQueue.push( { elem: this, handlers: handlers.slice( delegateCount ) } ); + handlerQueue.push( { elem: cur, handlers: handlers.slice( delegateCount ) } ); } return handlerQueue; }, - fix: function( event ) { - if ( event[ jQuery.expando ] ) { - return event; - } - - // Create a writable copy of the event object and normalize some properties - var i, prop, copy, - type = event.type, - originalEvent = event, - fixHook = this.fixHooks[ type ]; - - if ( !fixHook ) { - this.fixHooks[ type ] = fixHook = - rmouseEvent.test( type ) ? this.mouseHooks : - rkeyEvent.test( type ) ? this.keyHooks : - {}; - } - copy = fixHook.props ? this.props.concat( fixHook.props ) : this.props; - - event = new jQuery.Event( originalEvent ); - - i = copy.length; - while ( i-- ) { - prop = copy[ i ]; - event[ prop ] = originalEvent[ prop ]; - } - - // Support: IE<9 - // Fix target property (#1925) - if ( !event.target ) { - event.target = originalEvent.srcElement || document; - } - - // Support: Safari 6-8+ - // Target should not be a text node (#504, #13143) - if ( event.target.nodeType === 3 ) { - event.target = event.target.parentNode; - } - - // Support: IE<9 - // For mouse/key events, metaKey==false if it's undefined (#3368, #11328) - event.metaKey = !!event.metaKey; - - return fixHook.filter ? fixHook.filter( event, originalEvent ) : event; - }, - - // Includes some event props shared by KeyEvent and MouseEvent - props: ( "altKey bubbles cancelable ctrlKey currentTarget detail eventPhase " + - "metaKey relatedTarget shiftKey target timeStamp view which" ).split( " " ), + addProp: function( name, hook ) { + Object.defineProperty( jQuery.Event.prototype, name, { + enumerable: true, + configurable: true, - fixHooks: {}, - - keyHooks: { - props: "char charCode key keyCode".split( " " ), - filter: function( event, original ) { + get: isFunction( hook ) ? + function() { + if ( this.originalEvent ) { + return hook( this.originalEvent ); + } + } : + function() { + if ( this.originalEvent ) { + return this.originalEvent[ name ]; + } + }, - // Add which for key events - if ( event.which == null ) { - event.which = original.charCode != null ? original.charCode : original.keyCode; + set: function( value ) { + Object.defineProperty( this, name, { + enumerable: true, + configurable: true, + writable: true, + value: value + } ); } - - return event; - } + } ); }, - mouseHooks: { - props: ( "button buttons clientX clientY fromElement offsetX offsetY " + - "pageX pageY screenX screenY toElement" ).split( " " ), - filter: function( event, original ) { - var body, eventDoc, doc, - button = original.button, - fromElement = original.fromElement; - - // Calculate pageX/Y if missing and clientX/Y available - if ( event.pageX == null && original.clientX != null ) { - eventDoc = event.target.ownerDocument || document; - doc = eventDoc.documentElement; - body = eventDoc.body; - - event.pageX = original.clientX + - ( doc && doc.scrollLeft || body && body.scrollLeft || 0 ) - - ( doc && doc.clientLeft || body && body.clientLeft || 0 ); - event.pageY = original.clientY + - ( doc && doc.scrollTop || body && body.scrollTop || 0 ) - - ( doc && doc.clientTop || body && body.clientTop || 0 ); - } - - // Add relatedTarget, if necessary - if ( !event.relatedTarget && fromElement ) { - event.relatedTarget = fromElement === event.target ? - original.toElement : - fromElement; - } - - // Add which for click: 1 === left; 2 === middle; 3 === right - // Note: button is not normalized, so don't use it - if ( !event.which && button !== undefined ) { - event.which = ( button & 1 ? 1 : ( button & 2 ? 3 : ( button & 4 ? 2 : 0 ) ) ); - } - - return event; - } + fix: function( originalEvent ) { + return originalEvent[ jQuery.expando ] ? + originalEvent : + new jQuery.Event( originalEvent ); }, special: { @@ -5406,46 +5545,51 @@ jQuery.event = { // Prevent triggered image.load events from bubbling to window.load noBubble: true }, - focus: { - - // Fire native event if possible so blur/focus sequence is correct - trigger: function() { - if ( this !== safeActiveElement() && this.focus ) { - try { - this.focus(); - return false; - } catch ( e ) { - - // Support: IE<9 - // If we error on focus to hidden element (#1486, #12518), - // let .trigger() run the handlers - } - } - }, - delegateType: "focusin" - }, - blur: { - trigger: function() { - if ( this === safeActiveElement() && this.blur ) { - this.blur(); - return false; + click: { + + // Utilize native event to ensure correct state for checkable inputs + setup: function( data ) { + + // For mutual compressibility with _default, replace `this` access with a local var. + // `|| data` is dead code meant only to preserve the variable through minification. + var el = this || data; + + // Claim the first handler + if ( rcheckableType.test( el.type ) && + el.click && nodeName( el, "input" ) ) { + + // dataPriv.set( el, "click", ... ) + leverageNative( el, "click", returnTrue ); } + + // Return false to allow normal processing in the caller + return false; }, - delegateType: "focusout" - }, - click: { + trigger: function( data ) { - // For checkbox, fire native event so checked state will be right - trigger: function() { - if ( jQuery.nodeName( this, "input" ) && this.type === "checkbox" && this.click ) { - this.click(); - return false; + // For mutual compressibility with _default, replace `this` access with a local var. + // `|| data` is dead code meant only to preserve the variable through minification. + var el = this || data; + + // Force setup before triggering a click + if ( rcheckableType.test( el.type ) && + el.click && nodeName( el, "input" ) ) { + + leverageNative( el, "click" ); } + + // Return non-false to allow normal event-path propagation + return true; }, - // For cross-browser consistency, don't fire native .click() on links + // For cross-browser consistency, suppress native .click() on links + // Also prevent it if we're currently inside a leveraged native-event stack _default: function( event ) { - return jQuery.nodeName( event.target, "a" ); + var target = event.target; + return rcheckableType.test( target.type ) && + target.click && nodeName( target, "input" ) && + dataPriv.get( target, "click" ) || + nodeName( target, "a" ); } }, @@ -5459,59 +5603,109 @@ jQuery.event = { } } } - }, - - // Piggyback on a donor event to simulate a different one - simulate: function( type, elem, event ) { - var e = jQuery.extend( - new jQuery.Event(), - event, - { - type: type, - isSimulated: true - - // Previously, `originalEvent: {}` was set here, so stopPropagation call - // would not be triggered on donor event, since in our own - // jQuery.event.stopPropagation function we had a check for existence of - // originalEvent.stopPropagation method, so, consequently it would be a noop. - // - // Guard for simulated events was moved to jQuery.event.stopPropagation function - // since `originalEvent` should point to the original event for the - // constancy with other events and for more focused logic - } - ); + } +}; - jQuery.event.trigger( e, null, elem ); +// Ensure the presence of an event listener that handles manually-triggered +// synthetic events by interrupting progress until reinvoked in response to +// *native* events that it fires directly, ensuring that state changes have +// already occurred before other listeners are invoked. +function leverageNative( el, type, expectSync ) { - if ( e.isDefaultPrevented() ) { - event.preventDefault(); + // Missing expectSync indicates a trigger call, which must force setup through jQuery.event.add + if ( !expectSync ) { + if ( dataPriv.get( el, type ) === undefined ) { + jQuery.event.add( el, type, returnTrue ); } + return; } -}; -jQuery.removeEvent = document.removeEventListener ? - function( elem, type, handle ) { + // Register the controller as a special universal handler for all event namespaces + dataPriv.set( el, type, false ); + jQuery.event.add( el, type, { + namespace: false, + handler: function( event ) { + var notAsync, result, + saved = dataPriv.get( this, type ); + + if ( ( event.isTrigger & 1 ) && this[ type ] ) { + + // Interrupt processing of the outer synthetic .trigger()ed event + // Saved data should be false in such cases, but might be a leftover capture object + // from an async native handler (gh-4350) + if ( !saved.length ) { + + // Store arguments for use when handling the inner native event + // There will always be at least one argument (an event object), so this array + // will not be confused with a leftover capture object. + saved = slice.call( arguments ); + dataPriv.set( this, type, saved ); + + // Trigger the native event and capture its result + // Support: IE <=9 - 11+ + // focus() and blur() are asynchronous + notAsync = expectSync( this, type ); + this[ type ](); + result = dataPriv.get( this, type ); + if ( saved !== result || notAsync ) { + dataPriv.set( this, type, false ); + } else { + result = {}; + } + if ( saved !== result ) { + + // Cancel the outer synthetic event + event.stopImmediatePropagation(); + event.preventDefault(); + + // Support: Chrome 86+ + // In Chrome, if an element having a focusout handler is blurred by + // clicking outside of it, it invokes the handler synchronously. If + // that handler calls `.remove()` on the element, the data is cleared, + // leaving `result` undefined. We need to guard against this. + return result && result.value; + } + + // If this is an inner synthetic event for an event with a bubbling surrogate + // (focus or blur), assume that the surrogate already propagated from triggering the + // native event and prevent that from happening again here. + // This technically gets the ordering wrong w.r.t. to `.trigger()` (in which the + // bubbling surrogate propagates *after* the non-bubbling base), but that seems + // less bad than duplication. + } else if ( ( jQuery.event.special[ type ] || {} ).delegateType ) { + event.stopPropagation(); + } - // This "if" is needed for plain objects - if ( elem.removeEventListener ) { - elem.removeEventListener( type, handle ); - } - } : - function( elem, type, handle ) { - var name = "on" + type; + // If this is a native event triggered above, everything is now in order + // Fire an inner synthetic event with the original arguments + } else if ( saved.length ) { - if ( elem.detachEvent ) { + // ...and capture the result + dataPriv.set( this, type, { + value: jQuery.event.trigger( - // #8545, #7054, preventing memory leaks for custom events in IE6-8 - // detachEvent needed property on element, by name of that event, - // to properly expose it to GC - if ( typeof elem[ name ] === "undefined" ) { - elem[ name ] = null; - } + // Support: IE <=9 - 11+ + // Extend with the prototype to reset the above stopImmediatePropagation() + jQuery.extend( saved[ 0 ], jQuery.Event.prototype ), + saved.slice( 1 ), + this + ) + } ); - elem.detachEvent( name, handle ); + // Abort handling of the native event + event.stopImmediatePropagation(); + } } - }; + } ); +} + +jQuery.removeEvent = function( elem, type, handle ) { + + // This "if" is needed for plain objects + if ( elem.removeEventListener ) { + elem.removeEventListener( type, handle ); + } +}; jQuery.Event = function( src, props ) { @@ -5530,11 +5724,21 @@ jQuery.Event = function( src, props ) { this.isDefaultPrevented = src.defaultPrevented || src.defaultPrevented === undefined && - // Support: IE < 9, Android < 4.0 + // Support: Android <=2.3 only src.returnValue === false ? returnTrue : returnFalse; + // Create target properties + // Support: Safari <=6 - 7 only + // Target should not be a text node (#504, #13143) + this.target = ( src.target && src.target.nodeType === 3 ) ? + src.target.parentNode : + src.target; + + this.currentTarget = src.currentTarget; + this.relatedTarget = src.relatedTarget; + // Event type } else { this.type = src; @@ -5546,36 +5750,28 @@ jQuery.Event = function( src, props ) { } // Create a timestamp if incoming event doesn't have one - this.timeStamp = src && src.timeStamp || jQuery.now(); + this.timeStamp = src && src.timeStamp || Date.now(); // Mark it as fixed this[ jQuery.expando ] = true; }; // jQuery.Event is based on DOM3 Events as specified by the ECMAScript Language Binding -// http://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html +// https://www.w3.org/TR/2003/WD-DOM-Level-3-Events-20030331/ecma-script-binding.html jQuery.Event.prototype = { constructor: jQuery.Event, isDefaultPrevented: returnFalse, isPropagationStopped: returnFalse, isImmediatePropagationStopped: returnFalse, + isSimulated: false, preventDefault: function() { var e = this.originalEvent; this.isDefaultPrevented = returnTrue; - if ( !e ) { - return; - } - // If preventDefault exists, run it on the original event - if ( e.preventDefault ) { + if ( e && !this.isSimulated ) { e.preventDefault(); - - // Support: IE - // Otherwise set the returnValue property of the original event to false - } else { - e.returnValue = false; } }, stopPropagation: function() { @@ -5583,25 +5779,16 @@ jQuery.Event.prototype = { this.isPropagationStopped = returnTrue; - if ( !e || this.isSimulated ) { - return; - } - - // If stopPropagation exists, run it on the original event - if ( e.stopPropagation ) { + if ( e && !this.isSimulated ) { e.stopPropagation(); } - - // Support: IE - // Set the cancelBubble property of the original event to true - e.cancelBubble = true; }, stopImmediatePropagation: function() { var e = this.originalEvent; this.isImmediatePropagationStopped = returnTrue; - if ( e && e.stopImmediatePropagation ) { + if ( e && !this.isSimulated ) { e.stopImmediatePropagation(); } @@ -5609,13 +5796,81 @@ jQuery.Event.prototype = { } }; +// Includes all common event props including KeyEvent and MouseEvent specific props +jQuery.each( { + altKey: true, + bubbles: true, + cancelable: true, + changedTouches: true, + ctrlKey: true, + detail: true, + eventPhase: true, + metaKey: true, + pageX: true, + pageY: true, + shiftKey: true, + view: true, + "char": true, + code: true, + charCode: true, + key: true, + keyCode: true, + button: true, + buttons: true, + clientX: true, + clientY: true, + offsetX: true, + offsetY: true, + pointerId: true, + pointerType: true, + screenX: true, + screenY: true, + targetTouches: true, + toElement: true, + touches: true, + which: true +}, jQuery.event.addProp ); + +jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) { + jQuery.event.special[ type ] = { + + // Utilize native event if possible so blur/focus sequence is correct + setup: function() { + + // Claim the first handler + // dataPriv.set( this, "focus", ... ) + // dataPriv.set( this, "blur", ... ) + leverageNative( this, type, expectSync ); + + // Return false to allow normal processing in the caller + return false; + }, + trigger: function() { + + // Force setup before trigger + leverageNative( this, type ); + + // Return non-false to allow normal event-path propagation + return true; + }, + + // Suppress native focus or blur as it's already being fired + // in leverageNative. + _default: function() { + return true; + }, + + delegateType: delegateType + }; +} ); + // Create mouseenter/leave events using mouseover/out and event-time checks // so that event delegation works in jQuery. // Do the same for pointerenter/pointerleave and pointerover/pointerout // // Support: Safari 7 only // Safari sends mouseenter too often; see: -// https://code.google.com/p/chromium/issues/detail?id=470258 +// https://bugs.chromium.org/p/chromium/issues/detail?id=470258 // for the description of the bug (it existed in older Chrome versions as well). jQuery.each( { mouseenter: "mouseover", @@ -5645,171 +5900,6 @@ jQuery.each( { }; } ); -// IE submit delegation -if ( !support.submit ) { - - jQuery.event.special.submit = { - setup: function() { - - // Only need this for delegated form submit events - if ( jQuery.nodeName( this, "form" ) ) { - return false; - } - - // Lazy-add a submit handler when a descendant form may potentially be submitted - jQuery.event.add( this, "click._submit keypress._submit", function( e ) { - - // Node name check avoids a VML-related crash in IE (#9807) - var elem = e.target, - form = jQuery.nodeName( elem, "input" ) || jQuery.nodeName( elem, "button" ) ? - - // Support: IE <=8 - // We use jQuery.prop instead of elem.form - // to allow fixing the IE8 delegated submit issue (gh-2332) - // by 3rd party polyfills/workarounds. - jQuery.prop( elem, "form" ) : - undefined; - - if ( form && !jQuery._data( form, "submit" ) ) { - jQuery.event.add( form, "submit._submit", function( event ) { - event._submitBubble = true; - } ); - jQuery._data( form, "submit", true ); - } - } ); - - // return undefined since we don't need an event listener - }, - - postDispatch: function( event ) { - - // If form was submitted by the user, bubble the event up the tree - if ( event._submitBubble ) { - delete event._submitBubble; - if ( this.parentNode && !event.isTrigger ) { - jQuery.event.simulate( "submit", this.parentNode, event ); - } - } - }, - - teardown: function() { - - // Only need this for delegated form submit events - if ( jQuery.nodeName( this, "form" ) ) { - return false; - } - - // Remove delegated handlers; cleanData eventually reaps submit handlers attached above - jQuery.event.remove( this, "._submit" ); - } - }; -} - -// IE change delegation and checkbox/radio fix -if ( !support.change ) { - - jQuery.event.special.change = { - - setup: function() { - - if ( rformElems.test( this.nodeName ) ) { - - // IE doesn't fire change on a check/radio until blur; trigger it on click - // after a propertychange. Eat the blur-change in special.change.handle. - // This still fires onchange a second time for check/radio after blur. - if ( this.type === "checkbox" || this.type === "radio" ) { - jQuery.event.add( this, "propertychange._change", function( event ) { - if ( event.originalEvent.propertyName === "checked" ) { - this._justChanged = true; - } - } ); - jQuery.event.add( this, "click._change", function( event ) { - if ( this._justChanged && !event.isTrigger ) { - this._justChanged = false; - } - - // Allow triggered, simulated change events (#11500) - jQuery.event.simulate( "change", this, event ); - } ); - } - return false; - } - - // Delegated event; lazy-add a change handler on descendant inputs - jQuery.event.add( this, "beforeactivate._change", function( e ) { - var elem = e.target; - - if ( rformElems.test( elem.nodeName ) && !jQuery._data( elem, "change" ) ) { - jQuery.event.add( elem, "change._change", function( event ) { - if ( this.parentNode && !event.isSimulated && !event.isTrigger ) { - jQuery.event.simulate( "change", this.parentNode, event ); - } - } ); - jQuery._data( elem, "change", true ); - } - } ); - }, - - handle: function( event ) { - var elem = event.target; - - // Swallow native change events from checkbox/radio, we already triggered them above - if ( this !== elem || event.isSimulated || event.isTrigger || - ( elem.type !== "radio" && elem.type !== "checkbox" ) ) { - - return event.handleObj.handler.apply( this, arguments ); - } - }, - - teardown: function() { - jQuery.event.remove( this, "._change" ); - - return !rformElems.test( this.nodeName ); - } - }; -} - -// Support: Firefox -// Firefox doesn't have focus(in | out) events -// Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787 -// -// Support: Chrome, Safari -// focus(in | out) events fire after focus & blur events, -// which is spec violation - http://www.w3.org/TR/DOM-Level-3-Events/#events-focusevent-event-order -// Related ticket - https://code.google.com/p/chromium/issues/detail?id=449857 -if ( !support.focusin ) { - jQuery.each( { focus: "focusin", blur: "focusout" }, function( orig, fix ) { - - // Attach a single capturing handler on the document while someone wants focusin/focusout - var handler = function( event ) { - jQuery.event.simulate( fix, event.target, jQuery.event.fix( event ) ); - }; - - jQuery.event.special[ fix ] = { - setup: function() { - var doc = this.ownerDocument || this, - attaches = jQuery._data( doc, fix ); - - if ( !attaches ) { - doc.addEventListener( orig, handler, true ); - } - jQuery._data( doc, fix, ( attaches || 0 ) + 1 ); - }, - teardown: function() { - var doc = this.ownerDocument || this, - attaches = jQuery._data( doc, fix ) - 1; - - if ( !attaches ) { - doc.removeEventListener( orig, handler, true ); - jQuery._removeData( doc, fix ); - } else { - jQuery._data( doc, fix, attaches ); - } - } - }; - } ); -} - jQuery.fn.extend( { on: function( types, selector, data, fn ) { @@ -5853,154 +5943,88 @@ jQuery.fn.extend( { return this.each( function() { jQuery.event.remove( this, types, fn, selector ); } ); - }, - - trigger: function( type, data ) { - return this.each( function() { - jQuery.event.trigger( type, data, this ); - } ); - }, - triggerHandler: function( type, data ) { - var elem = this[ 0 ]; - if ( elem ) { - return jQuery.event.trigger( type, data, elem, true ); - } } } ); -var rinlinejQuery = / jQuery\d+="(?:null|\d+)"/g, - rnoshimcache = new RegExp( "<(?:" + nodeNames + ")[\\s/>]", "i" ), - rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([\w:-]+)[^>]*)\/>/gi, +var - // Support: IE 10-11, Edge 10240+ + // Support: IE <=10 - 11, Edge 12 - 13 only // In IE/Edge using regex groups here causes severe slowdowns. // See https://connect.microsoft.com/IE/feedback/details/1736512/ rnoInnerhtml = /\s*$/g, - safeFragment = createSafeFragment( document ), - fragmentDiv = safeFragment.appendChild( document.createElement( "div" ) ); + rcleanScript = /^\s*\s*$/g; -// Support: IE<8 -// Manipulating tables requires a tbody +// Prefer a tbody over its parent table for containing new rows function manipulationTarget( elem, content ) { - return jQuery.nodeName( elem, "table" ) && - jQuery.nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ? + if ( nodeName( elem, "table" ) && + nodeName( content.nodeType !== 11 ? content : content.firstChild, "tr" ) ) { + + return jQuery( elem ).children( "tbody" )[ 0 ] || elem; + } - elem.getElementsByTagName( "tbody" )[ 0 ] || - elem.appendChild( elem.ownerDocument.createElement( "tbody" ) ) : - elem; + return elem; } // Replace/restore the type attribute of script elements for safe DOM manipulation function disableScript( elem ) { - elem.type = ( jQuery.find.attr( elem, "type" ) !== null ) + "/" + elem.type; + elem.type = ( elem.getAttribute( "type" ) !== null ) + "/" + elem.type; return elem; } function restoreScript( elem ) { - var match = rscriptTypeMasked.exec( elem.type ); - if ( match ) { - elem.type = match[ 1 ]; + if ( ( elem.type || "" ).slice( 0, 5 ) === "true/" ) { + elem.type = elem.type.slice( 5 ); } else { elem.removeAttribute( "type" ); } + return elem; } function cloneCopyEvent( src, dest ) { - if ( dest.nodeType !== 1 || !jQuery.hasData( src ) ) { - return; - } - - var type, i, l, - oldData = jQuery._data( src ), - curData = jQuery._data( dest, oldData ), - events = oldData.events; - - if ( events ) { - delete curData.handle; - curData.events = {}; - - for ( type in events ) { - for ( i = 0, l = events[ type ].length; i < l; i++ ) { - jQuery.event.add( dest, type, events[ type ][ i ] ); - } - } - } - - // make the cloned public data object a copy from the original - if ( curData.data ) { - curData.data = jQuery.extend( {}, curData.data ); - } -} + var i, l, type, pdataOld, udataOld, udataCur, events; -function fixCloneNodeIssues( src, dest ) { - var nodeName, e, data; - - // We do not need to do anything for non-Elements if ( dest.nodeType !== 1 ) { return; } - nodeName = dest.nodeName.toLowerCase(); + // 1. Copy private data: events, handlers, etc. + if ( dataPriv.hasData( src ) ) { + pdataOld = dataPriv.get( src ); + events = pdataOld.events; - // IE6-8 copies events bound via attachEvent when using cloneNode. - if ( !support.noCloneEvent && dest[ jQuery.expando ] ) { - data = jQuery._data( dest ); + if ( events ) { + dataPriv.remove( dest, "handle events" ); - for ( e in data.events ) { - jQuery.removeEvent( dest, e, data.handle ); + for ( type in events ) { + for ( i = 0, l = events[ type ].length; i < l; i++ ) { + jQuery.event.add( dest, type, events[ type ][ i ] ); + } + } } - - // Event data gets referenced instead of copied if the expando gets copied too - dest.removeAttribute( jQuery.expando ); } - // IE blanks contents when cloning scripts, and tries to evaluate newly-set text - if ( nodeName === "script" && dest.text !== src.text ) { - disableScript( dest ).text = src.text; - restoreScript( dest ); - - // IE6-10 improperly clones children of object elements using classid. - // IE10 throws NoModificationAllowedError if parent is null, #12132. - } else if ( nodeName === "object" ) { - if ( dest.parentNode ) { - dest.outerHTML = src.outerHTML; - } - - // This path appears unavoidable for IE9. When cloning an object - // element in IE9, the outerHTML strategy above is not sufficient. - // If the src has innerHTML and the destination does not, - // copy the src.innerHTML into the dest.innerHTML. #10324 - if ( support.html5Clone && ( src.innerHTML && !jQuery.trim( dest.innerHTML ) ) ) { - dest.innerHTML = src.innerHTML; - } - - } else if ( nodeName === "input" && rcheckableType.test( src.type ) ) { - - // IE6-8 fails to persist the checked state of a cloned checkbox - // or radio button. Worse, IE6-7 fail to give the cloned element - // a checked appearance if the defaultChecked value isn't also set + // 2. Copy user data + if ( dataUser.hasData( src ) ) { + udataOld = dataUser.access( src ); + udataCur = jQuery.extend( {}, udataOld ); - dest.defaultChecked = dest.checked = src.checked; + dataUser.set( dest, udataCur ); + } +} - // IE6-7 get confused and end up setting the value of a cloned - // checkbox/radio button to an empty string instead of "on" - if ( dest.value !== src.value ) { - dest.value = src.value; - } +// Fix IE bugs, see support tests +function fixInput( src, dest ) { + var nodeName = dest.nodeName.toLowerCase(); - // IE6-8 fails to return the selected option to the default selected - // state when cloning options - } else if ( nodeName === "option" ) { - dest.defaultSelected = dest.selected = src.defaultSelected; + // Fails to persist the checked state of a cloned checkbox or radio button. + if ( nodeName === "input" && rcheckableType.test( src.type ) ) { + dest.checked = src.checked; - // IE6-8 fails to set the defaultValue to the correct value when - // cloning other types of input fields + // Fails to return the selected option to the default selected state when cloning options } else if ( nodeName === "input" || nodeName === "textarea" ) { dest.defaultValue = src.defaultValue; } @@ -6009,23 +6033,22 @@ function fixCloneNodeIssues( src, dest ) { function domManip( collection, args, callback, ignored ) { // Flatten any nested arrays - args = concat.apply( [], args ); + args = flat( args ); - var first, node, hasScripts, - scripts, doc, fragment, + var fragment, first, scripts, hasScripts, node, doc, i = 0, l = collection.length, iNoClone = l - 1, value = args[ 0 ], - isFunction = jQuery.isFunction( value ); + valueIsFunction = isFunction( value ); // We can't cloneNode fragments that contain checked, in WebKit - if ( isFunction || + if ( valueIsFunction || ( l > 1 && typeof value === "string" && !support.checkClone && rchecked.test( value ) ) ) { return collection.each( function( index ) { var self = collection.eq( index ); - if ( isFunction ) { + if ( valueIsFunction ) { args[ 0 ] = value.call( this, index, self.html() ); } domManip( self, args, callback, ignored ); @@ -6057,7 +6080,7 @@ function domManip( collection, args, callback, ignored ) { // Keep references to cloned scripts for later restoration if ( hasScripts ) { - // Support: Android<4.1, PhantomJS<2 + // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit jQuery.merge( scripts, getAll( node, "script" ) ); } @@ -6076,27 +6099,23 @@ function domManip( collection, args, callback, ignored ) { for ( i = 0; i < hasScripts; i++ ) { node = scripts[ i ]; if ( rscriptType.test( node.type || "" ) && - !jQuery._data( node, "globalEval" ) && + !dataPriv.access( node, "globalEval" ) && jQuery.contains( doc, node ) ) { - if ( node.src ) { + if ( node.src && ( node.type || "" ).toLowerCase() !== "module" ) { // Optional AJAX dependency, but won't run scripts if not present - if ( jQuery._evalUrl ) { - jQuery._evalUrl( node.src ); + if ( jQuery._evalUrl && !node.noModule ) { + jQuery._evalUrl( node.src, { + nonce: node.nonce || node.getAttribute( "nonce" ) + }, doc ); } } else { - jQuery.globalEval( - ( node.text || node.textContent || node.innerHTML || "" ) - .replace( rcleanScript, "" ) - ); + DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc ); } } } } - - // Fix #11809: Avoid leaking memory - fragment = first = null; } } @@ -6105,17 +6124,16 @@ function domManip( collection, args, callback, ignored ) { function remove( elem, selector, keepData ) { var node, - elems = selector ? jQuery.filter( selector, elem ) : elem, + nodes = selector ? jQuery.filter( selector, elem ) : elem, i = 0; - for ( ; ( node = elems[ i ] ) != null; i++ ) { - + for ( ; ( node = nodes[ i ] ) != null; i++ ) { if ( !keepData && node.nodeType === 1 ) { jQuery.cleanData( getAll( node ) ); } if ( node.parentNode ) { - if ( keepData && jQuery.contains( node.ownerDocument, node ) ) { + if ( keepData && isAttached( node ) ) { setGlobalEval( getAll( node, "script" ) ); } node.parentNode.removeChild( node ); @@ -6127,38 +6145,24 @@ function remove( elem, selector, keepData ) { jQuery.extend( { htmlPrefilter: function( html ) { - return html.replace( rxhtmlTag, "<$1>" ); + return html; }, clone: function( elem, dataAndEvents, deepDataAndEvents ) { - var destElements, node, clone, i, srcElements, - inPage = jQuery.contains( elem.ownerDocument, elem ); - - if ( support.html5Clone || jQuery.isXMLDoc( elem ) || - !rnoshimcache.test( "<" + elem.nodeName + ">" ) ) { - - clone = elem.cloneNode( true ); + var i, l, srcElements, destElements, + clone = elem.cloneNode( true ), + inPage = isAttached( elem ); - // IE<=8 does not properly clone detached, unknown element nodes - } else { - fragmentDiv.innerHTML = elem.outerHTML; - fragmentDiv.removeChild( clone = fragmentDiv.firstChild ); - } + // Fix IE cloning issues + if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && + !jQuery.isXMLDoc( elem ) ) { - if ( ( !support.noCloneEvent || !support.noCloneChecked ) && - ( elem.nodeType === 1 || elem.nodeType === 11 ) && !jQuery.isXMLDoc( elem ) ) { - - // We eschew Sizzle here for performance reasons: http://jsperf.com/getall-vs-sizzle/2 + // We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2 destElements = getAll( clone ); srcElements = getAll( elem ); - // Fix all IE cloning issues - for ( i = 0; ( node = srcElements[ i ] ) != null; ++i ) { - - // Ensure that the destination node is not null; Fixes #9587 - if ( destElements[ i ] ) { - fixCloneNodeIssues( node, destElements[ i ] ); - } + for ( i = 0, l = srcElements.length; i < l; i++ ) { + fixInput( srcElements[ i ], destElements[ i ] ); } } @@ -6168,8 +6172,8 @@ jQuery.extend( { srcElements = srcElements || getAll( elem ); destElements = destElements || getAll( clone ); - for ( i = 0; ( node = srcElements[ i ] ) != null; i++ ) { - cloneCopyEvent( node, destElements[ i ] ); + for ( i = 0, l = srcElements.length; i < l; i++ ) { + cloneCopyEvent( srcElements[ i ], destElements[ i ] ); } } else { cloneCopyEvent( elem, clone ); @@ -6182,27 +6186,18 @@ jQuery.extend( { setGlobalEval( destElements, !inPage && getAll( elem, "script" ) ); } - destElements = srcElements = node = null; - // Return the cloned set return clone; }, - cleanData: function( elems, /* internal */ forceAcceptData ) { - var elem, type, id, data, - i = 0, - internalKey = jQuery.expando, - cache = jQuery.cache, - attributes = support.attributes, - special = jQuery.event.special; - - for ( ; ( elem = elems[ i ] ) != null; i++ ) { - if ( forceAcceptData || acceptData( elem ) ) { - - id = elem[ internalKey ]; - data = id && cache[ id ]; + cleanData: function( elems ) { + var data, elem, type, + special = jQuery.event.special, + i = 0; - if ( data ) { + for ( ; ( elem = elems[ i ] ) !== undefined; i++ ) { + if ( acceptData( elem ) ) { + if ( ( data = elem[ dataPriv.expando ] ) ) { if ( data.events ) { for ( type in data.events ) { if ( special[ type ] ) { @@ -6215,27 +6210,15 @@ jQuery.extend( { } } - // Remove cache only if it was not already removed by jQuery.event.remove - if ( cache[ id ] ) { - - delete cache[ id ]; - - // Support: IE<9 - // IE does not allow us to delete expando properties from nodes - // IE creates expando attributes along with the property - // IE does not have a removeAttribute function on Document nodes - if ( !attributes && typeof elem.removeAttribute !== "undefined" ) { - elem.removeAttribute( internalKey ); - - // Webkit & Blink performance suffers when deleting properties - // from DOM nodes, so set to undefined instead - // https://code.google.com/p/chromium/issues/detail?id=378607 - } else { - elem[ internalKey ] = undefined; - } + // Support: Chrome <=35 - 45+ + // Assign undefined instead of using delete, see Data#remove + elem[ dataPriv.expando ] = undefined; + } + if ( elem[ dataUser.expando ] ) { - deletedIds.push( id ); - } + // Support: Chrome <=35 - 45+ + // Assign undefined instead of using delete, see Data#remove + elem[ dataUser.expando ] = undefined; } } } @@ -6243,10 +6226,6 @@ jQuery.extend( { } ); jQuery.fn.extend( { - - // Keep domManip exposed until 3.0 (gh-2225) - domManip: domManip, - detach: function( selector ) { return remove( this, selector, true ); }, @@ -6259,9 +6238,11 @@ jQuery.fn.extend( { return access( this, function( value ) { return value === undefined ? jQuery.text( this ) : - this.empty().append( - ( this[ 0 ] && this[ 0 ].ownerDocument || document ).createTextNode( value ) - ); + this.empty().each( function() { + if ( this.nodeType === 1 || this.nodeType === 11 || this.nodeType === 9 ) { + this.textContent = value; + } + } ); }, null, value, arguments.length ); }, @@ -6304,21 +6285,13 @@ jQuery.fn.extend( { i = 0; for ( ; ( elem = this[ i ] ) != null; i++ ) { - - // Remove element nodes and prevent memory leaks if ( elem.nodeType === 1 ) { - jQuery.cleanData( getAll( elem, false ) ); - } - // Remove any remaining nodes - while ( elem.firstChild ) { - elem.removeChild( elem.firstChild ); - } + // Prevent memory leaks + jQuery.cleanData( getAll( elem, false ) ); - // If this is a select, ensure that it displays empty (#12336) - // Support: IE<9 - if ( elem.options && jQuery.nodeName( elem, "select" ) ) { - elem.options.length = 0; + // Remove any remaining nodes + elem.textContent = ""; } } @@ -6340,25 +6313,21 @@ jQuery.fn.extend( { i = 0, l = this.length; - if ( value === undefined ) { - return elem.nodeType === 1 ? - elem.innerHTML.replace( rinlinejQuery, "" ) : - undefined; + if ( value === undefined && elem.nodeType === 1 ) { + return elem.innerHTML; } // See if we can take a shortcut and just use innerHTML if ( typeof value === "string" && !rnoInnerhtml.test( value ) && - ( support.htmlSerialize || !rnoshimcache.test( value ) ) && - ( support.leadingWhitespace || !rleadingWhitespace.test( value ) ) && !wrapMap[ ( rtagName.exec( value ) || [ "", "" ] )[ 1 ].toLowerCase() ] ) { value = jQuery.htmlPrefilter( value ); try { for ( ; i < l; i++ ) { + elem = this[ i ] || {}; // Remove element nodes and prevent memory leaks - elem = this[ i ] || {}; if ( elem.nodeType === 1 ) { jQuery.cleanData( getAll( elem, false ) ); elem.innerHTML = value; @@ -6405,92 +6374,40 @@ jQuery.each( { }, function( name, original ) { jQuery.fn[ name ] = function( selector ) { var elems, - i = 0, ret = [], insert = jQuery( selector ), - last = insert.length - 1; + last = insert.length - 1, + i = 0; for ( ; i <= last; i++ ) { elems = i === last ? this : this.clone( true ); jQuery( insert[ i ] )[ original ]( elems ); - // Modern browsers can apply jQuery collections as arrays, but oldIE needs a .get() + // Support: Android <=4.0 only, PhantomJS 1 only + // .get() because push.apply(_, arraylike) throws on ancient WebKit push.apply( ret, elems.get() ); } return this.pushStack( ret ); }; } ); +var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" ); +var getStyles = function( elem ) { -var iframe, - elemdisplay = { - - // Support: Firefox - // We have to pre-define these values for FF (#10227) - HTML: "block", - BODY: "block" - }; - -/** - * Retrieve the actual display of a element - * @param {String} name nodeName of the element - * @param {Object} doc Document object - */ - -// Called only from within defaultDisplay -function actualDisplay( name, doc ) { - var elem = jQuery( doc.createElement( name ) ).appendTo( doc.body ), - - display = jQuery.css( elem[ 0 ], "display" ); - - // We don't have any data stored on the element, - // so use "detach" method as fast way to get rid of the element - elem.detach(); - - return display; -} - -/** - * Try to determine the default display value of an element - * @param {String} nodeName - */ -function defaultDisplay( nodeName ) { - var doc = document, - display = elemdisplay[ nodeName ]; - - if ( !display ) { - display = actualDisplay( nodeName, doc ); - - // If the simple way fails, read from inside an iframe - if ( display === "none" || !display ) { - - // Use the already-created iframe if possible - iframe = ( iframe || jQuery( "