diff --git a/html5/js/lib/jquery.js b/html5/js/lib/jquery.js index 072e3081..1a86433c 100644 --- a/html5/js/lib/jquery.js +++ b/html5/js/lib/jquery.js @@ -1,15 +1,12 @@ /*! - * jQuery JavaScript Library v3.1.1 + * jQuery JavaScript Library v3.7.1 * https://jquery.com/ * - * Includes Sizzle.js - * https://sizzlejs.com/ - * - * Copyright jQuery Foundation and other contributors + * Copyright OpenJS Foundation and other contributors * Released under the MIT license * https://jquery.org/license * - * Date: 2016-09-22T22:30Z + * Date: 2023-08-28T13:37Z */ ( function( global, factory ) { @@ -23,7 +20,7 @@ // (such as Node.js), expose a factory as module.exports. // This accentuates the need for the creation of a real `window`. // e.g. var jQuery = require("jquery")(window); - // See ticket #14549 for more info. + // See ticket trac-14549 for more info. module.exports = global.document ? factory( global, true ) : function( w ) { @@ -47,13 +44,16 @@ var arr = []; -var document = window.document; - var getProto = Object.getPrototypeOf; var slice = arr.slice; -var concat = arr.concat; +var flat = arr.flat ? function( array ) { + return arr.flat.call( array ); +} : function( array ) { + return arr.concat.apply( [], array ); +}; + var push = arr.push; @@ -71,24 +71,85 @@ 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; + }; - function DOMEval( code, doc ) { + +var document = window.document; + + + + var preservedScriptAttributes = { + type: true, + src: true, + nonce: true, + noModule: true + }; + + function DOMEval( code, node, doc ) { doc = doc || document; - var script = doc.createElement( "script" ); + 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 = "3.1.1", +var version = "3.7.1", + + rhtmlSuffix = /HTML$/i, // Define a local copy of jQuery jQuery = function( selector, context ) { @@ -96,19 +157,6 @@ var // The jQuery object is actually just the init constructor 'enhanced' // Need init if jQuery is called (just allow error to be thrown if not included) return new jQuery.fn.init( selector, context ); - }, - - // Support: Android <=4.0 only - // Make sure we trim BOM and NBSP - rtrim = /^[\s\uFEFF\xA0]+|[\s\uFEFF\xA0]+$/g, - - // Matches dashed string for camelizing - rmsPrefix = /^-ms-/, - rdashAlpha = /-([a-z])/g, - - // Used by jQuery.camelCase as callback to replace() - fcamelCase = function( all, letter ) { - return letter.toUpperCase(); }; jQuery.fn = jQuery.prototype = { @@ -175,6 +223,18 @@ 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 ); @@ -209,7 +269,7 @@ jQuery.extend = jQuery.fn.extend = function() { } // 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 = {}; } @@ -226,25 +286,28 @@ 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 ); @@ -275,30 +338,6 @@ jQuery.extend( { noop: function() {}, - isFunction: function( obj ) { - return jQuery.type( obj ) === "function"; - }, - - isArray: Array.isArray, - - isWindow: function( obj ) { - return obj != null && obj === obj.window; - }, - - isNumeric: function( obj ) { - - // As of jQuery 3.0, isNumeric is limited to - // strings and numbers (primitives or objects) - // that can be coerced to finite numbers (gh-2662) - var type = jQuery.type( obj ); - return ( type === "number" || type === "string" ) && - - // parseFloat NaNs numeric-cast false positives ("") - // ...but misinterprets leading-number strings, particularly hex literals ("0x...") - // subtraction forces infinities to NaN - !isNaN( obj - parseFloat( obj ) ); - }, - isPlainObject: function( obj ) { var proto, Ctor; @@ -321,9 +360,6 @@ jQuery.extend( { }, isEmptyObject: function( obj ) { - - /* eslint-disable no-unused-vars */ - // See https://github.com/eslint/eslint/issues/6125 var name; for ( name in obj ) { @@ -332,31 +368,10 @@ jQuery.extend( { return true; }, - type: function( 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; - }, - - // Evaluates a script in a global context - globalEval: function( code ) { - DOMEval( code ); - }, - - // Convert dashed to camelCase; used by the css and data modules - // Support: IE <=9 - 11, Edge 12 - 13 - // 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 ) { @@ -380,11 +395,36 @@ jQuery.extend( { return obj; }, - // Support: Android <=4.0 only - trim: function( text ) { - return text == null ? - "" : - ( text + "" ).replace( rtrim, "" ); + + // Retrieve the text value of an array of DOM nodes + text: function( elem ) { + var node, + ret = "", + i = 0, + nodeType = elem.nodeType; + + if ( !nodeType ) { + + // If no nodeType, this is expected to be an array + while ( ( node = elem[ i++ ] ) ) { + + // Do not traverse comment nodes + ret += jQuery.text( node ); + } + } + if ( nodeType === 1 || nodeType === 11 ) { + return elem.textContent; + } + if ( nodeType === 9 ) { + return elem.documentElement.textContent; + } + if ( nodeType === 3 || nodeType === 4 ) { + return elem.nodeValue; + } + + // Do not include comment or processing instruction nodes + + return ret; }, // results is for internal usage only @@ -395,7 +435,7 @@ jQuery.extend( { if ( isArrayLike( Object( arr ) ) ) { jQuery.merge( ret, typeof arr === "string" ? - [ arr ] : arr + [ arr ] : arr ); } else { push.call( ret, arr ); @@ -409,6 +449,15 @@ jQuery.extend( { return arr == null ? -1 : indexOf.call( arr, elem, i ); }, + isXMLDoc: function( elem ) { + var namespace = elem && elem.namespaceURI, + docElem = elem && ( elem.ownerDocument || elem ).documentElement; + + // Assume HTML when documentElement doesn't yet exist, such as inside + // document fragments. + return !rhtmlSuffix.test( namespace || docElem && docElem.nodeName || "HTML" ); + }, + // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit merge: function( first, second ) { @@ -473,43 +522,12 @@ 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 tmp, args, proxy; - - 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: Date.now, - // jQuery.support is not used in Core but other projects attach their // properties to it so it needs to exist. support: support @@ -521,9 +539,9 @@ if ( typeof Symbol === "function" ) { // 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 ) { @@ -532,58 +550,113 @@ function isArrayLike( obj ) { // 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; } return type === "array" || length === 0 || typeof length === "number" && length > 0 && ( length - 1 ) in obj; } -var Sizzle = -/*! - * Sizzle CSS Selector Engine v2.3.3 - * https://sizzlejs.com/ - * - * Copyright jQuery Foundation and other contributors - * Released under the MIT license - * http://jquery.org/license - * - * Date: 2016-08-08 - */ -(function( window ) { + + +function nodeName( elem, name ) { + + return elem.nodeName && elem.nodeName.toLowerCase() === name.toLowerCase(); + +} +var pop = arr.pop; + + +var sort = arr.sort; + + +var splice = arr.splice; + + +var whitespace = "[\\x20\\t\\r\\n\\f]"; + + +var rtrimCSS = new RegExp( + "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", + "g" +); + + + + +// Note: an element does not contain itself +jQuery.contains = function( a, b ) { + var bup = b && b.parentNode; + + return a === bup || !!( bup && bup.nodeType === 1 && ( + + // Support: IE 9 - 11+ + // IE doesn't have `contains` on SVG. + a.contains ? + a.contains( bup ) : + a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 + ) ); +}; + + + + +// CSS string/identifier serialization +// https://drafts.csswg.org/cssom/#common-serializing-idioms +var rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\x80-\uFFFF\w-]/g; + +function fcssescape( 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; +} + +jQuery.escapeSelector = function( sel ) { + return ( sel + "" ).replace( rcssescape, fcssescape ); +}; + + + + +var preferredDoc = document, + pushNative = push; + +( function() { var i, - support, Expr, - getText, - isXML, - tokenize, - compile, - select, outermostContext, sortInput, hasDuplicate, + push = pushNative, // Local document vars - setDocument, document, - docElem, + documentElement, documentIsHTML, rbuggyQSA, - rbuggyMatches, matches, - contains, // Instance-specific data - expando = "sizzle" + 1 * new Date(), - preferredDoc = window.document, + expando = jQuery.expando, dirruns = 0, done = 0, classCache = createCache(), tokenCache = createCache(), compilerCache = createCache(), + nonnativeSelectorCache = createCache(), sortOrder = function( a, b ) { if ( a === b ) { hasDuplicate = true; @@ -591,173 +664,145 @@ var i, return 0; }, - // Instance methods - hasOwn = ({}).hasOwnProperty, - arr = [], - pop = arr.pop, - push_native = arr.push, - push = arr.push, - slice = arr.slice, - // Use a stripped-down indexOf as it's faster than native - // 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 ) { - 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]", + // https://www.w3.org/TR/css-syntax-3/#ident-token-diagram + identifier = "(?:\\\\[\\da-fA-F]{1,6}" + whitespace + + "?|\\\\[^\\r\\n\\f]|[\\w-]|[^\0-\\x7f])+", - // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier - identifier = "(?:\\\\.|[\\w-]|[^\0-\\xa0])+", - - // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors + // Attribute selectors: https://www.w3.org/TR/selectors/#attribute-selectors attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + + // Operator (capture 2) "*([*^$|!~]?=)" + whitespace + + // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]" - "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + - "*\\]", + "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + + whitespace + "*\\]", pseudos = ":(" + identifier + ")(?:\\((" + + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: // 1. quoted (capture 3; capture 4 or capture 5) "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + + // 2. simple (capture 6) "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + + // 3. anything else (capture 2) ".*" + ")\\)|)", // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter rwhitespace = new RegExp( whitespace + "+", "g" ), - rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ), - rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), - - rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ), + rleadingCombinator = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + + whitespace + "*" ), + rdescend = new RegExp( whitespace + "|>" ), rpseudo = new RegExp( pseudos ), ridentifier = new RegExp( "^" + identifier + "$" ), matchExpr = { - "ID": new RegExp( "^#(" + identifier + ")" ), - "CLASS": new RegExp( "^\\.(" + identifier + ")" ), - "TAG": new RegExp( "^(" + identifier + "|[*])" ), - "ATTR": new RegExp( "^" + attributes ), - "PSEUDO": new RegExp( "^" + pseudos ), - "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace + - "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace + - "*(\\d+)|))" + whitespace + "*\\)|)", "i" ), - "bool": new RegExp( "^(?:" + booleans + ")$", "i" ), + ID: new RegExp( "^#(" + identifier + ")" ), + CLASS: new RegExp( "^\\.(" + identifier + ")" ), + 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" ), + 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 + "*\\)|)(?=[^-]|$)", "i" ) }, rinputs = /^(?:input|select|textarea|button)$/i, rheader = /^h\d$/i, - rnative = /^[^{]+\{\s*\[native \w/, - // Easily-parseable/retrievable ID or TAG or CLASS selectors rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/, rsibling = /[+~]/, // CSS escapes - // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters - runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ), - funescape = function( _, escaped, escapedWhitespace ) { - var high = "0x" + escaped - 0x10000; - // NaN means non-codepoint - // Support: Firefox<24 - // Workaround erroneous numeric interpretation of +"0x" - return high !== high || escapedWhitespace ? - escaped : - high < 0 ? - // BMP codepoint - String.fromCharCode( high + 0x10000 ) : - // Supplemental Plane codepoint (surrogate pair) - String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); - }, + // https://www.w3.org/TR/CSS21/syndata.html#escaped-characters + runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace + + "?|\\\\([^\\r\\n\\f])", "g" ), + funescape = function( escape, nonHex ) { + var high = "0x" + escape.slice( 1 ) - 0x10000; - // CSS string/identifier serialization - // https://drafts.csswg.org/cssom/#common-serializing-idioms - rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g, - fcssescape = function( ch, asCodePoint ) { - if ( asCodePoint ) { + if ( nonHex ) { - // 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 ) + " "; + // Strip the backslash prefix from a non-hex escape sequence + return nonHex; } - // Other potentially-special ASCII characters get backslash-escaped - return "\\" + ch; + // 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 + return high < 0 ? + String.fromCharCode( high + 0x10000 ) : + String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 ); }, - // Used for iframes - // See setDocument() + // Used for iframes; see `setDocument`. + // Support: IE 9 - 11+, Edge 12 - 18+ // Removing the function wrapper causes a "Permission Denied" - // error in IE + // error in IE/Edge. unloadHandler = function() { setDocument(); }, - disabledAncestor = addCombinator( + inDisabledFieldset = addCombinator( function( elem ) { - return elem.disabled === true && ("form" in elem || "label" in elem); + return elem.disabled === true && nodeName( elem, "fieldset" ); }, { dir: "parentNode", next: "legend" } ); +// Support: IE <=9 only +// Accessing document.activeElement can throw unexpectedly +// https://bugs.jquery.com/ticket/13393 +function safeActiveElement() { + try { + return document.activeElement; + } catch ( err ) { } +} + // Optimize for push.apply( _, NodeList ) try { push.apply( - (arr = slice.call( preferredDoc.childNodes )), + ( arr = slice.call( preferredDoc.childNodes ) ), preferredDoc.childNodes ); - // Support: Android<4.0 + + // 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) ); - } : - - // Support: IE<9 - // Otherwise append directly - function( target, els ) { - var j = target.length, - i = 0; - // Can't trust NodeList.length - while ( (target[j++] = els[i++]) ) {} - target.length = j - 1; + push = { + apply: function( target, els ) { + pushNative.apply( target, slice.call( els ) ); + }, + call: function( target ) { + pushNative.apply( target, slice.call( arguments, 1 ) ); } }; } -function Sizzle( selector, context, results, seed ) { +function find( selector, context, results, seed ) { var m, i, elem, nid, match, groups, newSelector, newContext = context && context.ownerDocument, @@ -775,30 +820,26 @@ 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 + // Support: IE 9 only // getElementById can match elements by name instead of ID if ( elem.id === m ) { - results.push( elem ); + push.call( results, elem ); return results; } } else { @@ -808,78 +849,86 @@ function Sizzle( selector, context, results, seed ) { // Element context } else { - // Support: IE, Opera, Webkit - // TODO: identify versions + // Support: IE 9 only // getElementById can match elements by name instead of ID - if ( newContext && (elem = newContext.getElementById( m )) && - contains( context, elem ) && + if ( newContext && ( elem = newContext.getElementById( m ) ) && + find.contains( context, elem ) && elem.id === m ) { - results.push( elem ); + push.call( results, elem ); return results; } } // 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 && - context.getElementsByClassName ) { - + } else if ( ( m = match[ 3 ] ) && context.getElementsByClassName ) { push.apply( results, context.getElementsByClassName( m ) ); return results; } } // Take advantage of querySelectorAll - if ( support.qsa && - !compilerCache[ 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 - // Exclude object elements - } else if ( context.nodeName.toLowerCase() !== "object" ) { - - // 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) ); + if ( !nonnativeSelectorCache[ selector + " " ] && + ( !rbuggyQSA || !rbuggyQSA.test( selector ) ) ) { + + 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 ) || rleadingCombinator.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. + // 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 ( newContext != context || !support.scope ) { + + // Capture the context ID, setting it first if necessary + if ( ( nid = context.getAttribute( "id" ) ) ) { + nid = jQuery.escapeSelector( nid ); + } else { + context.setAttribute( "id", ( nid = expando ) ); + } } // Prefix every selector in the list groups = tokenize( selector ); i = groups.length; while ( i-- ) { - groups[i] = "#" + nid + " " + 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" ); } } } @@ -887,7 +936,7 @@ function Sizzle( selector, context, results, seed ) { } // All others - return select( selector.replace( rtrim, "$1" ), context, results, seed ); + return select( selector.replace( rtrimCSS, "$1" ), context, results, seed ); } /** @@ -900,18 +949,21 @@ function createCache() { var keys = []; function cache( key, value ) { - // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) + + // Use (key + " ") to avoid collision with native prototype properties + // (see https://github.com/jquery/sizzle/issues/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; } /** - * Mark a function for special use by Sizzle + * Mark a function for special use by jQuery selector module * @param {Function} fn The function to mark */ function markFunction( fn ) { @@ -924,72 +976,31 @@ function markFunction( fn ) { * @param {Function} fn Passed the created element and returns a boolean result */ function assert( fn ) { - var el = document.createElement("fieldset"); + var el = document.createElement( "fieldset" ); try { return !!fn( el ); - } catch (e) { + } catch ( e ) { return false; } finally { + // Remove from its parent by default if ( el.parentNode ) { el.parentNode.removeChild( el ); } + // release memory in IE el = null; } } -/** - * Adds the same handler for all of the specified attrs - * @param {String} attrs Pipe-separated list of attributes - * @param {Function} handler The method that will be applied - */ -function addHandle( attrs, handler ) { - var arr = attrs.split("|"), - i = arr.length; - - while ( i-- ) { - Expr.attrHandle[ arr[i] ] = handler; - } -} - -/** - * Checks document order of two siblings - * @param {Element} a - * @param {Element} b - * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b - */ -function siblingCheck( a, b ) { - var cur = b && a, - diff = cur && a.nodeType === 1 && b.nodeType === 1 && - a.sourceIndex - b.sourceIndex; - - // Use IE sourceIndex if available on both nodes - if ( diff ) { - return diff; - } - - // Check if b follows a - if ( cur ) { - while ( (cur = cur.nextSibling) ) { - if ( cur === b ) { - return -1; - } - } - } - - return a ? 1 : -1; -} - /** * Returns a function to use in pseudos for input types * @param {String} type */ function createInputPseudo( type ) { return function( elem ) { - var name = elem.nodeName.toLowerCase(); - return name === "input" && elem.type === type; + return nodeName( elem, "input" ) && elem.type === type; }; } @@ -999,8 +1010,8 @@ function createInputPseudo( type ) { */ function createButtonPseudo( type ) { return function( elem ) { - var name = elem.nodeName.toLowerCase(); - return (name === "input" || name === "button") && elem.type === type; + return ( nodeName( elem, "input" ) || nodeName( elem, "button" ) ) && + elem.type === type; }; } @@ -1036,14 +1047,13 @@ function createDisabledPseudo( disabled ) { } } - // Support: IE 6 - 11 + // 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 && - disabledAncestor( elem ) === disabled; + inDisabledFieldset( elem ) === disabled; } return elem.disabled === disabled; @@ -1065,25 +1075,25 @@ function createDisabledPseudo( disabled ) { * @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 ] ); } } - }); - }); + } ); + } ); } /** - * Checks a node for validity as a Sizzle context + * Checks a node for validity as a jQuery selector context * @param {Element|Object=} context * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value */ @@ -1091,114 +1101,121 @@ function testContext( context ) { return context && typeof context.getElementsByTagName !== "undefined" && context; } -// Expose support vars for convenience -support = Sizzle.support = {}; - -/** - * Detects XML nodes - * @param {Element|Object} elem An element or a document - * @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; -}; - /** * Sets document-related variables once based on the current document - * @param {Element|Object} [doc] An element or document object to use to set the document + * @param {Element|Object} [node] An element or document object to use to set the document * @returns {Object} Returns the current document */ -setDocument = Sizzle.setDocument = function( node ) { - var hasCompare, subWindow, +function setDocument( node ) { + var 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; } // Update global variables document = doc; - docElem = document.documentElement; - documentIsHTML = !isXML( document ); + documentElement = document.documentElement; + documentIsHTML = !jQuery.isXMLDoc( document ); + + // Support: iOS 7 only, IE 9 - 11+ + // Older browsers didn't support unprefixed `matches`. + matches = documentElement.matches || + documentElement.webkitMatchesSelector || + documentElement.msMatchesSelector; + + // Support: IE 9 - 11+, Edge 12 - 18+ + // Accessing iframe documents after unload throws "permission denied" errors + // (see trac-13936). + // Limit the fix to IE & Edge Legacy; despite Edge 15+ implementing `matches`, + // all IE 9+ and Edge Legacy versions implement `msMatchesSelector` as well. + if ( documentElement.msMatchesSelector && + + // 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 + preferredDoc != document && + ( subWindow = document.defaultView ) && subWindow.top !== subWindow ) { + + // Support: IE 9 - 11+, Edge 12 - 18+ + subWindow.addEventListener( "unload", unloadHandler ); + } + + // Support: IE <10 + // Check if getElementById returns elements by name + // The broken getElementById methods don't pick up programmatically-set names, + // so use a roundabout getElementsByName test + support.getById = assert( function( el ) { + documentElement.appendChild( el ).id = jQuery.expando; + return !document.getElementsByName || + !document.getElementsByName( jQuery.expando ).length; + } ); - // Support: IE 9-11, Edge - // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) - if ( preferredDoc !== document && - (subWindow = document.defaultView) && subWindow.top !== subWindow ) { + // Support: IE 9 only + // Check to see if it's possible to do matchesSelector + // on a disconnected node. + support.disconnectedMatch = assert( function( el ) { + return matches.call( el, "*" ); + } ); - // Support: IE 11, Edge - if ( subWindow.addEventListener ) { - subWindow.addEventListener( "unload", unloadHandler, false ); + // Support: IE 9 - 11+, Edge 12 - 18+ + // IE/Edge don't support the :scope pseudo-class. + support.scope = assert( function() { + return document.querySelectorAll( ":scope" ); + } ); - // Support: IE 9 - 10 only - } else if ( subWindow.attachEvent ) { - subWindow.attachEvent( "onunload", unloadHandler ); + // Support: Chrome 105 - 111 only, Safari 15.4 - 16.3 only + // Make sure the `:has()` argument is parsed unforgivingly. + // We include `*` in the test to detect buggy implementations that are + // _selectively_ forgiving (specifically when the list includes at least + // one valid selector). + // Note that we treat complete lack of support for `:has()` as if it were + // spec-compliant support, which is fine because use of `:has()` in such + // environments will fail in the qSA path and fall back to jQuery traversal + // anyway. + support.cssHas = assert( function() { + try { + document.querySelector( ":has(*,:jqfake)" ); + return false; + } catch ( e ) { + return true; } - } - - /* Attributes - ---------------------------------------------------------------------- */ - - // Support: IE<8 - // Verify that getAttribute really returns attributes and not properties - // (excepting IE8 booleans) - 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( 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 programmatically-set names, - // so use a roundabout getElementsByName test - support.getById = assert(function( el ) { - docElem.appendChild( el ).id = expando; - return !document.getElementsByName || !document.getElementsByName( expando ).length; - }); + } ); // ID filter and find if ( support.getById ) { - 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 ) { + Expr.find.ID = function( id, context ) { if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { var elem = context.getElementById( id ); return elem ? [ elem ] : []; } }; } else { - 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 ) { + Expr.find.ID = function( id, context ) { if ( typeof context.getElementById !== "undefined" && documentIsHTML ) { var node, i, elems, elem = context.getElementById( id ); @@ -1206,7 +1223,7 @@ setDocument = Sizzle.setDocument = function( node ) { if ( elem ) { // Verify the id attribute - node = elem.getAttributeNode("id"); + node = elem.getAttributeNode( "id" ); if ( node && node.value === id ) { return [ elem ]; } @@ -1214,8 +1231,8 @@ setDocument = Sizzle.setDocument = function( node ) { // Fall back on getElementsByName elems = context.getElementsByName( id ); i = 0; - while ( (elem = elems[i++]) ) { - node = elem.getAttributeNode("id"); + while ( ( elem = elems[ i++ ] ) ) { + node = elem.getAttributeNode( "id" ); if ( node && node.value === id ) { return [ elem ]; } @@ -1228,39 +1245,18 @@ setDocument = Sizzle.setDocument = function( node ) { } // Tag - Expr.find["TAG"] = support.getElementsByTagName ? - function( tag, context ) { - if ( typeof context.getElementsByTagName !== "undefined" ) { - return context.getElementsByTagName( tag ); - - // DocumentFragment nodes don't have gEBTN - } else if ( support.qsa ) { - return context.querySelectorAll( tag ); - } - } : - - function( tag, context ) { - 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++]) ) { - if ( elem.nodeType === 1 ) { - tmp.push( elem ); - } - } + Expr.find.TAG = function( tag, context ) { + if ( typeof context.getElementsByTagName !== "undefined" ) { + return context.getElementsByTagName( tag ); - return tmp; - } - return results; - }; + // DocumentFragment nodes don't have gEBTN + } else { + return context.querySelectorAll( tag ); + } + }; // Class - Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) { + Expr.find.CLASS = function( className, context ) { if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { return context.getElementsByClassName( className ); } @@ -1271,153 +1267,94 @@ setDocument = Sizzle.setDocument = function( node ) { // QSA and matchesSelector support - // matchesSelector(:active) reports false when true (IE9/Opera 11.5) - rbuggyMatches = []; - - // qSa(:focus) reports false when true (Chrome 21) - // 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 https://bugs.jquery.com/ticket/13378 rbuggyQSA = []; - if ( (support.qsa = rnative.test( document.querySelectorAll )) ) { - // Build QSA regex - // Regex strategy adopted from Diego Perini - assert(function( el ) { - // 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 - // 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 $= or *= - // The test attribute must be unknown in Opera but "safe" for WinRT - // https://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section - if ( el.querySelectorAll("[msallowcapture^='']").length ) { - rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" ); - } - - // Support: IE8 - // Boolean attributes and "value" are not treated correctly - if ( !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 ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) { - rbuggyQSA.push("~="); - } - - // 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 ( !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 sibling-combinator selector` fails - if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) { - rbuggyQSA.push(".#.+[+~]"); - } - }); + // Build QSA regex + // Regex strategy adopted from Diego Perini + assert( function( el ) { - assert(function( el ) { - el.innerHTML = "" + - ""; + var input; - // Support: Windows 8 Native Apps - // The type and name attributes are restricted during .innerHTML assignment - var input = document.createElement("input"); - input.setAttribute( "type", "hidden" ); - el.appendChild( input ).setAttribute( "name", "D" ); + documentElement.appendChild( el ).innerHTML = + "" + + ""; - // Support: IE8 - // Enforce case-sensitivity of name attribute - if ( el.querySelectorAll("[name=d]").length ) { - rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" ); - } + // Support: iOS <=7 - 8 only + // Boolean attributes and "value" are not treated correctly in some XML documents + if ( !el.querySelectorAll( "[selected]" ).length ) { + rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" ); + } - // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) - // IE8 throws error here and will not see later tests - if ( el.querySelectorAll(":enabled").length !== 2 ) { - rbuggyQSA.push( ":enabled", ":disabled" ); - } + // Support: iOS <=7 - 8 only + if ( !el.querySelectorAll( "[id~=" + expando + "-]" ).length ) { + rbuggyQSA.push( "~=" ); + } - // 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: iOS 8 only + // https://bugs.webkit.org/show_bug.cgi?id=136851 + // In-page `selector#id sibling-combinator selector` fails + if ( !el.querySelectorAll( "a#" + expando + "+*" ).length ) { + rbuggyQSA.push( ".#.+[+~]" ); + } - // Opera 10-11 does not throw on post-comma invalid pseudos - el.querySelectorAll("*,:x"); - rbuggyQSA.push(",.*:"); - }); - } + // Support: Chrome <=105+, Firefox <=104+, Safari <=15.4+ + // In some of the document kinds, these selectors wouldn't work natively. + // This is probably OK but for backwards compatibility we want to maintain + // handling them through jQuery traversal in jQuery 3.x. + if ( !el.querySelectorAll( ":checked" ).length ) { + rbuggyQSA.push( ":checked" ); + } - if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || - docElem.webkitMatchesSelector || - docElem.mozMatchesSelector || - docElem.oMatchesSelector || - docElem.msMatchesSelector) )) ) { + // Support: Windows 8 Native Apps + // The type and name attributes are restricted during .innerHTML assignment + input = document.createElement( "input" ); + input.setAttribute( "type", "hidden" ); + el.appendChild( input ).setAttribute( "name", "D" ); + + // Support: IE 9 - 11+ + // IE's :disabled selector does not pick up the children of disabled fieldsets + // Support: Chrome <=105+, Firefox <=104+, Safari <=15.4+ + // In some of the document kinds, these selectors wouldn't work natively. + // This is probably OK but for backwards compatibility we want to maintain + // handling them through jQuery traversal in jQuery 3.x. + documentElement.appendChild( el ).disabled = true; + if ( el.querySelectorAll( ":disabled" ).length !== 2 ) { + rbuggyQSA.push( ":enabled", ":disabled" ); + } + + // 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 + "*(?:''|\"\")" ); + } + } ); - assert(function( el ) { - // Check to see if it's possible to do matchesSelector - // on a disconnected node (IE 9) - support.disconnectedMatch = matches.call( el, "*" ); + if ( !support.cssHas ) { - // This should fail with an exception - // Gecko does not error, returns false instead - matches.call( el, "[s!='']:x" ); - rbuggyMatches.push( "!=", pseudos ); - }); + // Support: Chrome 105 - 110+, Safari 15.4 - 16.3+ + // Our regular `try-catch` mechanism fails to detect natively-unsupported + // pseudo-classes inside `:has()` (such as `:has(:contains("Foo"))`) + // in browsers that parse the `:has()` argument as a forgiving selector list. + // https://drafts.csswg.org/selectors/#relational now requires the argument + // to be parsed unforgivingly, but browsers have not yet fully adjusted. + rbuggyQSA.push( ":has" ); } - rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join("|") ); - rbuggyMatches = rbuggyMatches.length && new RegExp( rbuggyMatches.join("|") ); - - /* Contains - ---------------------------------------------------------------------- */ - hasCompare = rnative.test( docElem.compareDocumentPosition ); - - // Element contains another - // Purposefully self-exclusive - // As in, an element does not contain itself - contains = hasCompare || rnative.test( docElem.contains ) ? - function( a, b ) { - var adown = a.nodeType === 9 ? a.documentElement : a, - bup = b && b.parentNode; - return a === bup || !!( bup && bup.nodeType === 1 && ( - adown.contains ? - adown.contains( bup ) : - a.compareDocumentPosition && a.compareDocumentPosition( bup ) & 16 - )); - } : - function( a, b ) { - if ( b ) { - while ( (b = b.parentNode) ) { - if ( b === a ) { - return true; - } - } - } - return false; - }; + rbuggyQSA = rbuggyQSA.length && new RegExp( rbuggyQSA.join( "|" ) ); /* Sorting ---------------------------------------------------------------------- */ // Document order sorting - sortOrder = hasCompare ? - function( a, b ) { + sortOrder = function( a, b ) { // Flag for duplicate removal if ( a === b ) { @@ -1432,7 +1369,11 @@ 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 @@ -1440,149 +1381,109 @@ 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 && + find.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 && + find.contains( preferredDoc, b ) ) { return 1; } // Maintain original order return sortInput ? - ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : + ( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) : 0; } return compare & 4 ? -1 : 1; - } : - function( a, b ) { - // Exit early if the nodes are identical - if ( a === b ) { - hasDuplicate = true; - return 0; - } - - var cur, - i = 0, - aup = a.parentNode, - bup = b.parentNode, - ap = [ a ], - bp = [ b ]; - - // Parentless nodes are either documents or disconnected - if ( !aup || !bup ) { - return a === document ? -1 : - b === document ? 1 : - aup ? -1 : - bup ? 1 : - sortInput ? - ( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) : - 0; - - // If the nodes are siblings, we can do a quick check - } else if ( aup === bup ) { - return siblingCheck( a, b ); - } - - // Otherwise we need full lists of their ancestors for comparison - cur = a; - while ( (cur = cur.parentNode) ) { - ap.unshift( cur ); - } - cur = b; - while ( (cur = cur.parentNode) ) { - bp.unshift( cur ); - } - - // Walk down the tree looking for a discrepancy - while ( ap[i] === bp[i] ) { - i++; - } - - return i ? - // Do a sibling check if the nodes have a common ancestor - siblingCheck( ap[i], bp[i] ) : - - // Otherwise nodes in our document sort first - ap[i] === preferredDoc ? -1 : - bp[i] === preferredDoc ? 1 : - 0; }; return document; -}; +} -Sizzle.matches = function( expr, elements ) { - return Sizzle( expr, null, null, elements ); +find.matches = function( expr, elements ) { + return find( expr, null, null, 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']" ); +find.matchesSelector = function( elem, expr ) { + setDocument( elem ); - if ( support.matchesSelector && documentIsHTML && - !compilerCache[ expr + " " ] && - ( !rbuggyMatches || !rbuggyMatches.test( expr ) ) && - ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { + if ( documentIsHTML && + !nonnativeSelectorCache[ expr + " " ] && + ( !rbuggyQSA || !rbuggyQSA.test( expr ) ) ) { try { var ret = matches.call( 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 ) { return ret; } - } catch (e) {} + } catch ( e ) { + nonnativeSelectorCache( expr, true ); + } } - return Sizzle( expr, document, null, [ elem ] ).length > 0; + return find( expr, document, null, [ elem ] ).length > 0; }; -Sizzle.contains = function( context, elem ) { +find.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 ); + return jQuery.contains( context, elem ); }; -Sizzle.attr = function( elem, name ) { + +find.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) + + // Don't get fooled by Object.prototype properties (see trac-13807) val = fn && hasOwn.call( Expr.attrHandle, name.toLowerCase() ) ? fn( elem, name, !documentIsHTML ) : undefined; - return val !== undefined ? - val : - support.attributes || !documentIsHTML ? - elem.getAttribute( name ) : - (val = elem.getAttributeNode(name)) && val.specified ? - val.value : - null; -}; + if ( val !== undefined ) { + return val; + } -Sizzle.escape = function( sel ) { - return (sel + "").replace( rcssescape, fcssescape ); + return elem.getAttribute( name ); }; -Sizzle.error = function( msg ) { +find.error = function( msg ) { throw new Error( "Syntax error, unrecognized expression: " + msg ); }; @@ -1590,25 +1491,29 @@ Sizzle.error = function( msg ) { * Document sorting and removing duplicates * @param {ArrayLike} results */ -Sizzle.uniqueSort = function( results ) { +jQuery.uniqueSort = function( results ) { var elem, duplicates = [], j = 0, i = 0; // Unless we *know* we can detect duplicates, assume their presence - hasDuplicate = !support.detectDuplicates; - sortInput = !support.sortStable && results.slice( 0 ); - results.sort( sortOrder ); + // + // Support: Android <=4.0+ + // Testing for detecting duplicates is unpredictable so instead assume we can't + // depend on duplicate detection in all browsers without a stable sort. + hasDuplicate = !support.sortStable; + sortInput = !support.sortStable && slice.call( results, 0 ); + sort.call( results, sortOrder ); if ( hasDuplicate ) { - while ( (elem = results[i++]) ) { + while ( ( elem = results[ i++ ] ) ) { if ( elem === results[ i ] ) { j = duplicates.push( i ); } } while ( j-- ) { - results.splice( duplicates[ j ], 1 ); + splice.call( results, duplicates[ j ], 1 ); } } @@ -1619,42 +1524,11 @@ Sizzle.uniqueSort = function( results ) { return results; }; -/** - * Utility function for retrieving the text value of an array of DOM nodes - * @param {Array|Element} elem - */ -getText = Sizzle.getText = function( elem ) { - var node, - ret = "", - i = 0, - nodeType = elem.nodeType; - - if ( !nodeType ) { - // If no nodeType, this is expected to be an array - 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 ); - } - } - } else if ( nodeType === 3 || nodeType === 4 ) { - return elem.nodeValue; - } - // Do not include comment or processing instruction nodes - - return ret; +jQuery.fn.uniqueSort = function() { + return this.pushStack( jQuery.uniqueSort( slice.apply( this ) ) ); }; -Expr = Sizzle.selectors = { +Expr = jQuery.expr = { // Can be adjusted by the user cacheLength: 50, @@ -1675,20 +1549,22 @@ Expr = Sizzle.selectors = { }, preFilter: { - "ATTR": function( match ) { - match[1] = match[1].replace( runescape, funescape ); + ATTR: function( match ) { + 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 ) { + CHILD: function( match ) { + /* matches from matchExpr["CHILD"] 1 type (only|nth|...) 2 what (child|of-type) @@ -1699,49 +1575,55 @@ 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 ] ) { + find.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] ); + } else if ( match[ 3 ] ) { + find.error( match[ 0 ] ); } return match; }, - "PSEUDO": function( match ) { + 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) @@ -1751,28 +1633,36 @@ Expr = Sizzle.selectors = { filter: { - "TAG": function( nodeNameSelector ) { - var nodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); + TAG: function( nodeNameSelector ) { + var expectedNodeName = nodeNameSelector.replace( runescape, funescape ).toLowerCase(); return nodeNameSelector === "*" ? - function() { return true; } : + function() { + return true; + } : function( elem ) { - return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; + return nodeName( elem, expectedNodeName ); }; }, - "CLASS": function( className ) { + CLASS: function( className ) { var pattern = classCache[ className + " " ]; return pattern || - (pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && + ( pattern = new RegExp( "(^|" + whitespace + ")" + className + + "(" + whitespace + "|$)" ) ) && classCache( className, function( elem ) { - return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" ); - }); + return pattern.test( + typeof elem.className === "string" && elem.className || + typeof elem.getAttribute !== "undefined" && + elem.getAttribute( "class" ) || + "" + ); + } ); }, - "ATTR": function( name, operator, check ) { + ATTR: function( name, operator, check ) { return function( elem ) { - var result = Sizzle.attr( elem, name ); + var result = find.attr( elem, name ); if ( result == null ) { return operator === "!="; @@ -1783,18 +1673,34 @@ Expr = Sizzle.selectors = { result += ""; - return operator === "=" ? result === check : - operator === "!=" ? result !== check : - operator === "^=" ? check && result.indexOf( check ) === 0 : - operator === "*=" ? check && result.indexOf( check ) > -1 : - operator === "$=" ? check && result.slice( -check.length ) === check : - operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 : - operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" : - false; + if ( operator === "=" ) { + return result === check; + } + if ( operator === "!=" ) { + return result !== check; + } + if ( operator === "^=" ) { + return check && result.indexOf( check ) === 0; + } + if ( operator === "*=" ) { + return check && result.indexOf( check ) > -1; + } + if ( operator === "$=" ) { + return check && result.slice( -check.length ) === check; + } + if ( operator === "~=" ) { + return ( " " + result.replace( rwhitespace, " " ) + " " ) + .indexOf( check ) > -1; + } + if ( operator === "|=" ) { + return result === check || result.slice( 0, check.length + 1 ) === check + "-"; + } + + return false; }; }, - "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"; @@ -1806,8 +1712,8 @@ Expr = Sizzle.selectors = { return !!elem.parentNode; } : - function( elem, context, xml ) { - var cache, uniqueCache, outerCache, node, nodeIndex, start, + function( elem, _context, xml ) { + var cache, outerCache, node, nodeIndex, start, dir = simple !== forward ? "nextSibling" : "previousSibling", parent = elem.parentNode, name = ofType && elem.nodeName.toLowerCase(), @@ -1820,14 +1726,15 @@ Expr = Sizzle.selectors = { if ( simple ) { while ( dir ) { node = elem; - while ( (node = node[ dir ]) ) { + while ( ( node = node[ dir ] ) ) { if ( ofType ? - node.nodeName.toLowerCase() === name : + nodeName( node, name ) : node.nodeType === 1 ) { return false; } } + // Reverse direction for :only-* (if we haven't yet done so) start = dir = type === "only" && !start && "nextSibling"; } @@ -1840,46 +1747,30 @@ Expr = Sizzle.selectors = { if ( forward && useCache ) { // Seek `elem` from a previously-cached index - - // ...in a gzip-friendly way - node = parent; - outerCache = node[ expando ] || (node[ expando ] = {}); - - // Support: IE <9 only - // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); - - cache = uniqueCache[ type ] || []; + outerCache = parent[ expando ] || ( parent[ expando ] = {} ); + cache = outerCache[ 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 ) { - uniqueCache[ type ] = [ dirruns, nodeIndex, diff ]; + outerCache[ type ] = [ dirruns, nodeIndex, diff ]; break; } } } else { + // Use previously-cached element index if available if ( useCache ) { - // ...in a gzip-friendly way - node = elem; - outerCache = node[ expando ] || (node[ expando ] = {}); - - // Support: IE <9 only - // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); - - cache = uniqueCache[ type ] || []; + outerCache = elem[ expando ] || ( elem[ expando ] = {} ); + cache = outerCache[ type ] || []; nodeIndex = cache[ 0 ] === dirruns && cache[ 1 ]; diff = nodeIndex; } @@ -1887,25 +1778,21 @@ 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 : + nodeName( node, name ) : node.nodeType === 1 ) && ++diff ) { // Cache the index of each encountered element if ( useCache ) { - outerCache = node[ expando ] || (node[ expando ] = {}); - - // Support: IE <9 only - // Defend against cloned attroperties (jQuery gh-1709) - uniqueCache = outerCache[ node.uniqueID ] || - (outerCache[ node.uniqueID ] = {}); - - uniqueCache[ type ] = [ dirruns, diff ]; + outerCache = node[ expando ] || + ( node[ expando ] = {} ); + outerCache[ type ] = [ dirruns, diff ]; } if ( node === elem ) { @@ -1923,18 +1810,19 @@ Expr = Sizzle.selectors = { }; }, - "PSEUDO": function( pseudo, argument ) { + PSEUDO: function( pseudo, argument ) { + // pseudo-class names are case-insensitive - // http://www.w3.org/TR/selectors/#pseudo-classes + // https://www.w3.org/TR/selectors/#pseudo-classes // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters // Remember that setFilters inherits from pseudos var args, fn = Expr.pseudos[ pseudo ] || Expr.setFilters[ pseudo.toLowerCase() ] || - Sizzle.error( "unsupported pseudo: " + pseudo ); + find.error( "unsupported pseudo: " + pseudo ); // The user may use createPseudo to indicate that // arguments are needed to create the filter function - // just as Sizzle does + // just as jQuery does if ( fn[ expando ] ) { return fn( argument ); } @@ -1943,15 +1831,15 @@ 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.call( seed, matched[ i ] ); + seed[ idx ] = !( matches[ idx ] = matched[ i ] ); } - }) : + } ) : function( elem ) { return fn( elem, 0, args ); }; @@ -1962,49 +1850,53 @@ 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 var input = [], results = [], - matcher = compile( selector.replace( rtrim, "$1" ) ); + matcher = compile( selector.replace( rtrimCSS, "$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; + + // Don't keep the element + // (see https://github.com/jquery/sizzle/issues/299) + input[ 0 ] = null; return !results.pop(); }; - }), + } ), - "has": markFunction(function( selector ) { + has: markFunction( function( selector ) { return function( elem ) { - return Sizzle( selector, elem ).length > 0; + return find( 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 || jQuery.text( elem ) ).indexOf( text ) > -1; }; - }), + } ), // "Whether an element is represented by a :lang() selector // is based solely on the element's language value @@ -2012,57 +1904,65 @@ Expr = Sizzle.selectors = { // or beginning with the identifier C immediately followed by "-". // The matching of C against the element's language value is performed case-insensitively. // The identifier C does not have to be a valid language name." - // http://www.w3.org/TR/selectors/#lang-pseudo - "lang": markFunction( function( lang ) { + // https://www.w3.org/TR/selectors/#lang-pseudo + lang: markFunction( function( lang ) { + // lang value must be a valid identifier - if ( !ridentifier.test(lang || "") ) { - Sizzle.error( "unsupported lang: " + lang ); + if ( !ridentifier.test( lang || "" ) ) { + find.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 ) { + target: function( elem ) { var hash = window.location && window.location.hash; return hash && hash.slice( 1 ) === elem.id; }, - "root": function( elem ) { - return elem === docElem; + root: function( elem ) { + return elem === documentElement; }, - "focus": function( elem ) { - return elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex); + focus: function( elem ) { + return elem === safeActiveElement() && + document.hasFocus() && + !!( elem.type || elem.href || ~elem.tabIndex ); }, // Boolean properties - "enabled": createDisabledPseudo( false ), - "disabled": createDisabledPseudo( true ), + enabled: createDisabledPseudo( false ), + disabled: createDisabledPseudo( true ), + + checked: function( elem ) { - "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); + // https://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked + return ( nodeName( elem, "input" ) && !!elem.checked ) || + ( nodeName( elem, "option" ) && !!elem.selected ); }, - "selected": function( elem ) { - // Accessing this property makes selected-by-default - // options in Safari work properly + selected: function( elem ) { + + // Support: IE <=11+ + // Accessing the selectedIndex property + // forces the browser to treat the default option as + // selected when in an optgroup. if ( elem.parentNode ) { + // eslint-disable-next-line no-unused-expressions elem.parentNode.selectedIndex; } @@ -2070,8 +1970,9 @@ Expr = Sizzle.selectors = { }, // Contents - "empty": function( elem ) { - // http://www.w3.org/TR/selectors/#empty-pseudo + empty: function( elem ) { + + // https://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.) // nodeType < 6 works because attributes (2) do not appear as children @@ -2083,82 +1984,92 @@ Expr = Sizzle.selectors = { return true; }, - "parent": function( elem ) { - return !Expr.pseudos["empty"]( elem ); + parent: function( elem ) { + return !Expr.pseudos.empty( elem ); }, // Element/input types - "header": function( elem ) { + header: function( elem ) { return rheader.test( elem.nodeName ); }, - "input": function( elem ) { + input: function( elem ) { return rinputs.test( elem.nodeName ); }, - "button": function( elem ) { - var name = elem.nodeName.toLowerCase(); - return name === "input" && elem.type === "button" || name === "button"; + button: function( elem ) { + return nodeName( elem, "input" ) && elem.type === "button" || + nodeName( elem, "button" ); }, - "text": function( elem ) { + text: function( elem ) { var attr; - return elem.nodeName.toLowerCase() === "input" && - elem.type === "text" && + return nodeName( elem, "input" ) && elem.type === "text" && - // Support: IE<8 - // New HTML5 attribute values (e.g., "search") appear with elem.type === "text" - ( (attr = elem.getAttribute("type")) == null || attr.toLowerCase() === "text" ); + // Support: IE <10 only + // New HTML5 attribute values (e.g., "search") appear + // with elem.type === "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; + + if ( argument < 0 ) { + i = argument + length; + } else if ( argument > length ) { + i = length; + } else { + i = argument; + } - "lt": createPositionalPseudo(function( matchIndexes, length, argument ) { - var i = argument < 0 ? argument + 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 } ) { @@ -2173,7 +2084,7 @@ function setFilters() {} setFilters.prototype = Expr.filters = Expr.pseudos; Expr.setFilters = new setFilters(); -tokenize = Sizzle.tokenize = function( selector, parseOnly ) { +function tokenize( selector, parseOnly ) { var matched, match, tokens, type, soFar, groups, preFilters, cached = tokenCache[ selector + " " ]; @@ -2189,37 +2100,39 @@ 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 = rleadingCombinator.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( rtrimCSS, " " ) + } ); 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 ); } } @@ -2232,20 +2145,23 @@ tokenize = Sizzle.tokenize = function( selector, parseOnly ) { // Return the length of the invalid excess // if we're just parsing // Otherwise, throw an error or return tokens - return parseOnly ? - soFar.length : - soFar ? - Sizzle.error( selector ) : - // Cache the tokens - tokenCache( selector, groups ).slice( 0 ); -}; + if ( parseOnly ) { + return soFar.length; + } + + return soFar ? + find.error( selector ) : + + // Cache the tokens + tokenCache( selector, groups ).slice( 0 ); +} function toSelector( tokens ) { var i = 0, len = tokens.length, selector = ""; for ( ; i < len; i++ ) { - selector += tokens[i].value; + selector += tokens[ i ].value; } return selector; } @@ -2258,9 +2174,10 @@ function addCombinator( matcher, combinator, base ) { 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 ); } @@ -2270,12 +2187,12 @@ function addCombinator( matcher, combinator, base ) { // Check against all ancestor/preceding elements function( elem, context, xml ) { - var oldCache, uniqueCache, outerCache, + var oldCache, outerCache, newCache = [ dirruns, doneName ]; // 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; @@ -2283,27 +2200,24 @@ 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 ] = {}); - - if ( skip && skip === elem.nodeName.toLowerCase() ) { + if ( skip && nodeName( elem, skip ) ) { elem = elem[ dir ] || elem; - } else if ( (oldCache = uniqueCache[ key ]) && + } else if ( ( oldCache = outerCache[ 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[ key ] = newCache; + outerCache[ 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; } } @@ -2319,20 +2233,20 @@ 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 ); + find( selector, contexts[ i ], results ); } return results; } @@ -2345,7 +2259,7 @@ 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 ) { @@ -2365,34 +2279,38 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS if ( postFinder && !postFinder[ expando ] ) { postFinder = setMatcher( postFinder, postSelector ); } - return markFunction(function( seed, results, context, xml ) { - var temp, i, elem, + return markFunction( function( seed, results, context, xml ) { + var temp, i, elem, matcherOut, 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 ) ? condense( elems, preMap, preFilter, context, xml ) : - elems, + elems; - matcherOut = matcher ? - // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, - postFinder || ( seed ? preFilter : preexisting || postFilter ) ? + if ( matcher ) { - // ...intermediate processing is necessary - [] : + // If we have a postFinder, or filtered seed, or non-seed postFilter + // or preexisting results, + matcherOut = postFinder || ( seed ? preFilter : preexisting || postFilter ) ? - // ...otherwise use results directly - results : - matcherIn; + // ...intermediate processing is necessary + [] : - // Find primary matches - if ( matcher ) { + // ...otherwise use results directly + results; + + // Find primary matches matcher( matcherIn, matcherOut, context, xml ); + } else { + matcherOut = matcherIn; } // Apply postFilter @@ -2403,8 +2321,8 @@ 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 ); } } } @@ -2412,25 +2330,27 @@ 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.call( seed, elem ) : preMap[ i ] ) > -1 ) { - seed[temp] = !(results[temp] = elem); + seed[ temp ] = !( results[ temp ] = elem ); } } } @@ -2448,14 +2368,14 @@ 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) @@ -2463,42 +2383,52 @@ function matcherFromTokens( tokens ) { return elem === checkContext; }, implicitRelative, true ), matchAnyContext = addCombinator( function( elem ) { - return indexOf( checkContext, elem ) > -1; + return indexOf.call( checkContext, elem ) > -1; }, implicitRelative, true ), matchers = [ function( elem, context, xml ) { - var ret = ( !leadingRelative && ( xml || context !== outermostContext ) ) || ( - (checkContext = context).nodeType ? + + // 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 + var ret = ( !leadingRelative && ( xml || context != outermostContext ) ) || ( + ( checkContext = context ).nodeType ? matchContext( elem, context, xml ) : matchAnyContext( elem, context, xml ) ); - // Avoid hanging onto element (issue #299) + + // Avoid hanging onto element + // (see https://github.com/jquery/sizzle/issues/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 === " " ? "*" : "" }) - ).replace( rtrim, "$1" ), + tokens.slice( 0, i - 1 ) + .concat( { value: tokens[ i - 2 ].type === " " ? "*" : "" } ) + ).replace( rtrimCSS, "$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 ) ); } @@ -2519,29 +2449,42 @@ 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++ ) { + // Support: iOS <=7 - 9 only + // Tolerate NodeList properties (IE: "length"; Safari: ) matching + // elements by id. (see trac-14142) + 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) ) { - results.push( elem ); + while ( ( matcher = elementMatchers[ j++ ] ) ) { + if ( matcher( elem, context || document, xml ) ) { + push.call( results, elem ); break; } } @@ -2552,8 +2495,9 @@ 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--; } @@ -2577,16 +2521,17 @@ 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 ); } } } @@ -2602,7 +2547,7 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { if ( outermost && !seed && setMatched.length > 0 && ( matchedCount + setMatchers.length ) > 1 ) { - Sizzle.uniqueSort( results ); + jQuery.uniqueSort( results ); } } @@ -2620,20 +2565,21 @@ function matcherFromGroupMatchers( elementMatchers, setMatchers ) { superMatcher; } -compile = Sizzle.compile = function( selector, match /* Internal Use Only */ ) { +function compile( selector, match /* Internal Use Only */ ) { var i, setMatchers = [], elementMatchers = [], 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 { @@ -2642,27 +2588,28 @@ 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; } return cached; -}; +} /** - * A low-level selection function that works with Sizzle's compiled + * A low-level selection function that works with jQuery's compiled * selector functions * @param {String|Function} selector A selector or a pre-compiled - * selector function built with Sizzle.compile + * selector function built with jQuery selector compile * @param {Element} context * @param {Array} [results] * @param {Array} [seed] A set of elements to match against */ -select = Sizzle.select = function( selector, context, results, seed ) { +function select( 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 || []; @@ -2671,11 +2618,14 @@ 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" && - context.nodeType === 9 && documentIsHTML && Expr.relative[ tokens[1].type ] ) { - - context = ( Expr.find["ID"]( token.matches[0].replace(runescape, funescape), context ) || [] )[0]; + 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 ]; if ( !context ) { return results; @@ -2688,20 +2638,22 @@ 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 ); @@ -2727,89 +2679,48 @@ select = Sizzle.select = function( selector, context, results, seed ) { !context || rsibling.test( selector ) && testContext( context.parentNode ) || context ); return results; -}; +} // One-time assignments +// Support: Android <=4.0 - 4.1+ // Sort stability -support.sortStable = expando.split("").sort( sortOrder ).join("") === expando; - -// Support: Chrome 14-35+ -// Always assume duplicates if they aren't passed to the comparison function -support.detectDuplicates = !!hasDuplicate; +support.sortStable = expando.split( "" ).sort( sortOrder ).join( "" ) === expando; // Initialize against the default document setDocument(); -// Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) +// Support: Android <=4.0 - 4.1+ // Detached nodes confoundingly follow *each other* -support.sortDetached = assert(function( el ) { - // Should return 1, but returns 4 (following) - return el.compareDocumentPosition( document.createElement("fieldset") ) & 1; -}); - -// Support: IE<8 -// Prevent attribute/property "interpolation" -// 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( 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( 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.value : - null; - } - }); -} - -return Sizzle; - -})( window ); - +support.sortDetached = assert( function( el ) { + // Should return 1, but returns 4 (following) + return el.compareDocumentPosition( document.createElement( "fieldset" ) ) & 1; +} ); -jQuery.find = Sizzle; -jQuery.expr = Sizzle.selectors; +jQuery.find = find; // 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; +jQuery.unique = jQuery.uniqueSort; + +// These have always been private, but they used to be documented as part of +// Sizzle so let's maintain them for now for backwards compatibility purposes. +find.compile = compile; +find.select = select; +find.setDocument = setDocument; +find.tokenize = tokenize; + +find.escape = jQuery.escapeSelector; +find.getText = jQuery.text; +find.isXML = jQuery.isXMLDoc; +find.selectors = jQuery.expr; +find.support = jQuery.support; +find.uniqueSort = jQuery.uniqueSort; + /* eslint-enable */ +} )(); var dir = function( elem, dir, until ) { @@ -2847,11 +2758,9 @@ var rsingleTag = ( /^<([a-z][^\/\0>:\x20\t\r\n\f]*)[\x20\t\r\n\f]*\/?>(?:<\/\1>| -var risSimple = /^.[^:#\[\.,]*$/; - // Implement the identical functionality for filter and not function winnow( elements, qualifier, not ) { - if ( jQuery.isFunction( qualifier ) ) { + if ( isFunction( qualifier ) ) { return jQuery.grep( elements, function( elem, i ) { return !!qualifier.call( elem, i, elem ) !== not; } ); @@ -2871,16 +2780,8 @@ function winnow( elements, qualifier, not ) { } ); } - // Simple selector that can be filtered directly, removing non-Elements - if ( risSimple.test( qualifier ) ) { - return jQuery.filter( qualifier, elements, not ); - } - - // Complex selector, compare the two sets, removing non-Elements - qualifier = jQuery.filter( qualifier, elements ); - return jQuery.grep( elements, function( elem ) { - return ( indexOf.call( qualifier, elem ) > -1 ) !== not && elem.nodeType === 1; - } ); + // Filtered directly for both simple and complex selectors + return jQuery.filter( qualifier, elements, not ); } jQuery.filter = function( expr, elems, not ) { @@ -2951,8 +2852,8 @@ jQuery.fn.extend( { var rootjQuery, // A simple way to check for HTML strings - // Prioritize #id over to avoid XSS via location.hash (#9521) - // Strict HTML recognition (#11290: must start with <) + // Prioritize #id over to avoid XSS via location.hash (trac-9521) + // Strict HTML recognition (trac-11290: must start with <) // Shortcut simple #id case for speed rquickExpr = /^(?:\s*(<[\w\W]+>)[^>]*|#([\w-]+))$/, @@ -3001,7 +2902,7 @@ 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 @@ -3044,7 +2945,7 @@ var rootjQuery, // HANDLE: $(function) // Shortcut for document ready - } else if ( jQuery.isFunction( selector ) ) { + } else if ( isFunction( selector ) ) { return root.ready !== undefined ? root.ready( selector ) : @@ -3103,7 +3004,7 @@ jQuery.fn.extend( { if ( cur.nodeType < 11 && ( targets ? targets.index( cur ) > -1 : - // Don't pass non-elements to Sizzle + // Don't pass non-elements to jQuery#find cur.nodeType === 1 && jQuery.find.matchesSelector( cur, selectors ) ) ) { @@ -3166,7 +3067,7 @@ 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 ) { @@ -3181,10 +3082,10 @@ 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 ) { @@ -3194,7 +3095,24 @@ jQuery.each( { return siblings( elem.firstChild ); }, contents: function( elem ) { - return elem.contentDocument || 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 ) { @@ -3292,7 +3210,7 @@ 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 @@ -3348,11 +3266,11 @@ 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 ); @@ -3461,25 +3379,26 @@ function Thrower( ex ) { throw ex; } -function adoptValue( value, resolve, reject ) { +function adoptValue( value, resolve, reject, noValue ) { var method; try { // Check for promise aspect first to privilege synchronous behavior - if ( value && jQuery.isFunction( ( method = value.promise ) ) ) { + if ( value && isFunction( ( method = value.promise ) ) ) { method.call( value ).done( resolve ).fail( reject ); // Other thenables - } else if ( value && jQuery.isFunction( ( method = value.then ) ) ) { + } else if ( value && isFunction( ( method = value.then ) ) ) { method.call( value, resolve, reject ); // Other non-thenables } else { - // Support: Android 4.0 only - // Strict mode functions invoked without .call/.apply get global-object context - resolve.call( undefined, value ); + // 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 @@ -3489,7 +3408,7 @@ function adoptValue( value, resolve, reject ) { // Support: Android 4.0 only // Strict mode functions invoked without .call/.apply get global-object context - reject.call( undefined, value ); + reject.apply( undefined, [ value ] ); } } @@ -3525,17 +3444,17 @@ jQuery.extend( { var fns = arguments; return jQuery.Deferred( function( newDefer ) { - jQuery.each( tuples, function( i, tuple ) { + jQuery.each( tuples, function( _i, tuple ) { // Map tuples (progress, done, fail) to arguments (done, fail, progress) - var fn = jQuery.isFunction( fns[ tuple[ 4 ] ] ) && fns[ tuple[ 4 ] ]; + 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 ) @@ -3589,7 +3508,7 @@ jQuery.extend( { returned.then; // Handle a returned thenable - if ( jQuery.isFunction( then ) ) { + if ( isFunction( then ) ) { // Special processors (notify) just wait for resolution if ( special ) { @@ -3640,7 +3559,7 @@ jQuery.extend( { if ( jQuery.Deferred.exceptionHook ) { jQuery.Deferred.exceptionHook( e, - process.stackTrace ); + process.error ); } // Support: Promises/A+ section 2.3.3.3.4.1 @@ -3668,10 +3587,17 @@ jQuery.extend( { process(); } else { - // Call an optional hook to record the stack, in case of exception + // Call an optional hook to record the error, in case of exception // since it's otherwise lost when execution goes async - if ( jQuery.Deferred.getStackHook ) { - process.stackTrace = jQuery.Deferred.getStackHook(); + if ( jQuery.Deferred.getErrorHook ) { + process.error = jQuery.Deferred.getErrorHook(); + + // The deprecated alias of the above. While the name suggests + // returning the stack, not an error instance, jQuery just passes + // it directly to `console.warn` so both will work; an instance + // just better cooperates with source maps. + } else if ( jQuery.Deferred.getStackHook ) { + process.error = jQuery.Deferred.getStackHook(); } window.setTimeout( process ); } @@ -3685,7 +3611,7 @@ jQuery.extend( { resolve( 0, newDefer, - jQuery.isFunction( onProgress ) ? + isFunction( onProgress ) ? onProgress : Identity, newDefer.notifyWith @@ -3697,7 +3623,7 @@ jQuery.extend( { resolve( 0, newDefer, - jQuery.isFunction( onFulfilled ) ? + isFunction( onFulfilled ) ? onFulfilled : Identity ) @@ -3708,7 +3634,7 @@ jQuery.extend( { resolve( 0, newDefer, - jQuery.isFunction( onRejected ) ? + isFunction( onRejected ) ? onRejected : Thrower ) @@ -3748,8 +3674,15 @@ jQuery.extend( { // fulfilled_callbacks.disable tuples[ 3 - i ][ 2 ].disable, + // rejected_handlers.disable + // fulfilled_handlers.disable + tuples[ 3 - i ][ 3 ].disable, + // progress_callbacks.lock - tuples[ 0 ][ 2 ].lock + tuples[ 0 ][ 2 ].lock, + + // progress_handlers.lock + tuples[ 0 ][ 3 ].lock ); } @@ -3798,8 +3731,8 @@ jQuery.extend( { resolveContexts = Array( i ), resolveValues = slice.call( arguments ), - // the master Deferred - master = jQuery.Deferred(), + // the primary Deferred + primary = jQuery.Deferred(), // subordinate callback factory updateFunc = function( i ) { @@ -3807,29 +3740,30 @@ jQuery.extend( { resolveContexts[ i ] = this; resolveValues[ i ] = arguments.length > 1 ? slice.call( arguments ) : value; if ( !( --remaining ) ) { - master.resolveWith( resolveContexts, resolveValues ); + primary.resolveWith( resolveContexts, resolveValues ); } }; }; // Single- and empty arguments are adopted like Promise.resolve if ( remaining <= 1 ) { - adoptValue( singleValue, master.done( updateFunc( i ) ).resolve, master.reject ); + adoptValue( singleValue, primary.done( updateFunc( i ) ).resolve, primary.reject, + !remaining ); // Use .then() to unwrap secondary thenables (cf. gh-3000) - if ( master.state() === "pending" || - jQuery.isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) { + if ( primary.state() === "pending" || + isFunction( resolveValues[ i ] && resolveValues[ i ].then ) ) { - return master.then(); + return primary.then(); } } // Multiple arguments are aggregated like Promise.all array elements while ( i-- ) { - adoptValue( resolveValues[ i ], updateFunc( i ), master.reject ); + adoptValue( resolveValues[ i ], updateFunc( i ), primary.reject ); } - return master.promise(); + return primary.promise(); } } ); @@ -3838,12 +3772,16 @@ jQuery.extend( { // 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 ) { +// If `jQuery.Deferred.getErrorHook` is defined, `asyncError` is an error +// captured before the async barrier to get the original error cause +// which may otherwise be hidden. +jQuery.Deferred.exceptionHook = function( error, asyncError ) { // 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 ); + window.console.warn( "jQuery.Deferred exception: " + error.message, + error.stack, asyncError ); } }; @@ -3883,18 +3821,9 @@ jQuery.extend( { isReady: false, // A counter to track how many items to wait for before - // the ready event fires. See #6781 + // the ready event fires. See trac-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 ) { @@ -3955,7 +3884,7 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { bulk = key == null; // Sets many values - if ( jQuery.type( key ) === "object" ) { + if ( toType( key ) === "object" ) { chainable = true; for ( i in key ) { access( elems, fn, i, key[ i ], true, emptyGet, raw ); @@ -3965,7 +3894,7 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { } else if ( value !== undefined ) { chainable = true; - if ( !jQuery.isFunction( value ) ) { + if ( !isFunction( value ) ) { raw = true; } @@ -3979,7 +3908,7 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { // ...except when executing function values } else { bulk = fn; - fn = function( elem, key, value ) { + fn = function( elem, _key, value ) { return bulk.call( jQuery( elem ), value ); }; } @@ -3989,8 +3918,8 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { for ( ; i < len; i++ ) { fn( elems[ i ], key, raw ? - value : - value.call( elems[ i ], i, fn( elems[ i ], key ) ) + value : + value.call( elems[ i ], i, fn( elems[ i ], key ) ) ); } } @@ -4007,6 +3936,23 @@ var access = function( elems, fn, key, value, chainable, emptyGet, raw ) { return len ? fn( elems[ 0 ], key ) : emptyGet; }; + + +// Matches dashed string for camelizing +var rmsPrefix = /^-ms-/, + rdashAlpha = /-([a-z])/g; + +// 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 (trac-9572) +function camelCase( string ) { + return string.replace( rmsPrefix, "ms-" ).replace( rdashAlpha, fcamelCase ); +} var acceptData = function( owner ) { // Accepts only: @@ -4039,7 +3985,7 @@ Data.prototype = { value = {}; // We can accept data for non-element nodes in modern browsers, - // but we should not, see #8335. + // but we should not, see trac-8335. // Always return an empty object. if ( acceptData( owner ) ) { @@ -4069,14 +4015,14 @@ Data.prototype = { // Handle: [ owner, key, value ] args // Always use camelCase key (gh-2257) if ( typeof data === "string" ) { - cache[ jQuery.camelCase( data ) ] = value; + cache[ camelCase( data ) ] = value; // Handle: [ owner, { properties } ] args } else { // Copy the properties one-by-one to the cache object for ( prop in data ) { - cache[ jQuery.camelCase( prop ) ] = data[ prop ]; + cache[ camelCase( prop ) ] = data[ prop ]; } } return cache; @@ -4086,7 +4032,7 @@ Data.prototype = { this.cache( owner ) : // Always use camelCase key (gh-2257) - owner[ this.expando ] && owner[ this.expando ][ jQuery.camelCase( key ) ]; + owner[ this.expando ] && owner[ this.expando ][ camelCase( key ) ]; }, access: function( owner, key, value ) { @@ -4130,13 +4076,13 @@ Data.prototype = { if ( key !== undefined ) { // Support array or space separated string of keys - if ( jQuery.isArray( key ) ) { + if ( Array.isArray( key ) ) { // If key is an array of keys... // We always set camelCase keys, so remove that. - key = key.map( jQuery.camelCase ); + key = key.map( camelCase ); } else { - key = jQuery.camelCase( key ); + key = camelCase( key ); // If a key with the spaces exists, use it. // Otherwise, create an array by matching non-whitespace @@ -4278,11 +4224,11 @@ jQuery.fn.extend( { while ( i-- ) { // Support: IE 11 only - // The attrs elements can be null (#14894) + // The attrs elements can be null (trac-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 ] ); } } @@ -4356,7 +4302,7 @@ jQuery.extend( { // Speed up dequeue by getting out quickly if this is just a lookup if ( data ) { - if ( !queue || jQuery.isArray( data ) ) { + if ( !queue || Array.isArray( data ) ) { queue = dataPriv.access( elem, type, jQuery.makeArray( data ) ); } else { queue.push( data ); @@ -4486,6 +4432,26 @@ var rcssNum = new RegExp( "^(?:([+-])=|)(" + pnum + ")([a-z%]*)$", "i" ); var cssExpand = [ "Top", "Right", "Bottom", "Left" ]; +var documentElement = document.documentElement; + + + + 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; @@ -4500,37 +4466,15 @@ var isHiddenWithinTree = function( elem, el ) { // Support: Firefox <=43 - 45 // Disconnected elements can have computed display: none, so first confirm that elem is // in the document. - jQuery.contains( elem.ownerDocument, elem ) && + isAttached( elem ) && jQuery.css( elem, "display" ) === "none"; }; -var swap = function( elem, options, callback, args ) { - var ret, name, - old = {}; - - // Remember the old values, and insert the new ones - for ( name in options ) { - old[ name ] = elem.style[ name ]; - elem.style[ name ] = options[ name ]; - } - - ret = callback.apply( elem, args || [] ); - - // Revert the old values - for ( name in options ) { - elem.style[ name ] = old[ name ]; - } - - return ret; -}; - - function adjustCSS( elem, prop, valueParts, tween ) { - var adjusted, - scale = 1, + var adjusted, scale, maxIterations = 20, currentValue = tween ? function() { @@ -4543,35 +4487,39 @@ function adjustCSS( elem, prop, valueParts, tween ) { 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 ) { @@ -4687,18 +4635,47 @@ jQuery.fn.extend( { } ); var rcheckableType = ( /^(?:checkbox|radio)$/i ); -var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]+)/i ); +var rtagName = ( /<([a-z][^\/\0>\x20\t\r\n\f]*)/i ); + +var rscriptType = ( /^$|^module$|\/(?:java|ecma)script/i ); + + + +( 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 (trac-11217) + // Support: Windows Web Apps (WWA) + // `name` and `type` must use .setAttribute for WWA (trac-14901) + input.setAttribute( "type", "radio" ); + input.setAttribute( "checked", "checked" ); + input.setAttribute( "name", "t" ); + + div.appendChild( input ); + + // Support: Android <=4.1 only + // Older WebKit doesn't clone checked state correctly in fragments + support.checkClone = div.cloneNode( true ).cloneNode( true ).lastChild.checked; -var rscriptType = ( /^$|\/(?:java|ecma)script/i ); + // 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 only + // IE <=9 replaces "; + support.option = !!div.lastChild; +} )(); -// We have to close these tags to support XHTML (#13200) +// We have to close these tags to support XHTML (trac-13200) var wrapMap = { - // Support: IE <=9 only - option: [ 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. @@ -4710,17 +4687,19 @@ var wrapMap = { _default: [ 0, "", "" ] }; -// Support: IE <=9 only -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 ) { // Support: IE <=9 - 11 only - // Use typeof to avoid zero-argument method invocation on host objects (#15151) + // Use typeof to avoid zero-argument method invocation on host objects (trac-15151) var ret; if ( typeof context.getElementsByTagName !== "undefined" ) { @@ -4733,7 +4712,7 @@ function getAll( context, tag ) { ret = []; } - if ( tag === undefined || tag && jQuery.nodeName( context, tag ) ) { + if ( tag === undefined || tag && nodeName( context, tag ) ) { return jQuery.merge( [ context ], ret ); } @@ -4759,7 +4738,7 @@ function setGlobalEval( elems, refElements ) { var rhtml = /<|&#?\w+;/; function buildFragment( elems, context, scripts, selection, ignored ) { - var elem, tmp, tag, wrap, contains, j, + var elem, tmp, tag, wrap, attached, j, fragment = context.createDocumentFragment(), nodes = [], i = 0, @@ -4771,7 +4750,7 @@ function buildFragment( elems, context, scripts, selection, ignored ) { if ( elem || elem === 0 ) { // Add nodes directly - if ( jQuery.type( elem ) === "object" ) { + if ( toType( elem ) === "object" ) { // Support: Android <=4.0 only, PhantomJS 1 only // push.apply(_, arraylike) throws on ancient WebKit @@ -4803,7 +4782,7 @@ function buildFragment( elems, context, scripts, selection, ignored ) { // Remember the top-level container tmp = fragment.firstChild; - // Ensure the created nodes are orphaned (#12392) + // Ensure the created nodes are orphaned (trac-12392) tmp.textContent = ""; } } @@ -4823,13 +4802,13 @@ function buildFragment( elems, context, scripts, selection, ignored ) { continue; } - contains = jQuery.contains( elem.ownerDocument, elem ); + attached = isAttached( elem ); // Append to fragment tmp = getAll( fragment.appendChild( elem ), "script" ); // Preserve script evaluation history - if ( contains ) { + if ( attached ) { setGlobalEval( tmp ); } @@ -4848,38 +4827,7 @@ function buildFragment( elems, context, scripts, selection, ignored ) { } -( 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.setAttribute( "type", "radio" ); - input.setAttribute( "checked", "checked" ); - input.setAttribute( "name", "t" ); - - div.appendChild( input ); - - // 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 <=11 only - // Make sure textarea (and checkbox) defaultValue is properly cloned - div.innerHTML = ""; - support.noCloneChecked = !!div.cloneNode( true ).lastChild.defaultValue; -} )(); -var documentElement = document.documentElement; - - - -var - rkeyEvent = /^key/, - rmouseEvent = /^(?:mouse|pointer|contextmenu|drag|drop)|click/, - rtypenamespace = /^([^.]*)(?:\.(.+)|)/; +var rtypenamespace = /^([^.]*)(?:\.(.+)|)/; function returnTrue() { return true; @@ -4889,14 +4837,6 @@ function returnFalse() { return false; } -// Support: IE <=9 only -// See #13393 for more info -function safeActiveElement() { - try { - return document.activeElement; - } catch ( err ) { } -} - function on( elem, types, selector, data, fn, one ) { var origFn, type; @@ -4973,8 +4913,8 @@ jQuery.event = { special, handlers, type, namespaces, origType, elemData = dataPriv.get( elem ); - // Don't attach events to noData or text/comment nodes (but allow plain objects) - if ( !elemData ) { + // Only attach events to objects that accept data + if ( !acceptData( elem ) ) { return; } @@ -4998,7 +4938,7 @@ 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 ) { @@ -5156,12 +5096,15 @@ jQuery.event = { dispatch: function( nativeEvent ) { - // Make a writable jQuery.Event from the native event object - var event = jQuery.event.fix( nativeEvent ); - var i, j, ret, matched, handleObj, handlerQueue, args = new Array( arguments.length ), - handlers = ( dataPriv.get( this, "events" ) || {} )[ event.type ] || [], + + // Make a writable jQuery.Event from the native event object + event = jQuery.event.fix( nativeEvent ), + + 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 @@ -5190,9 +5133,10 @@ 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; @@ -5240,15 +5184,15 @@ jQuery.event = { for ( ; cur !== this; cur = cur.parentNode || this ) { - // Don't check non-elements (#13208) - // Don't process clicks on disabled elements (#6911, #8165, #11382, #11764) + // Don't check non-elements (trac-13208) + // Don't process clicks on disabled elements (trac-6911, trac-8165, trac-11382, trac-11764) 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) + // Don't conflict with Object.prototype properties (trac-13203) sel = handleObj.selector + " "; if ( matchedSelectors[ sel ] === undefined ) { @@ -5281,15 +5225,15 @@ jQuery.event = { enumerable: true, configurable: true, - get: jQuery.isFunction( hook ) ? + get: isFunction( hook ) ? function() { if ( this.originalEvent ) { - return hook( this.originalEvent ); + return hook( this.originalEvent ); } } : function() { if ( this.originalEvent ) { - return this.originalEvent[ name ]; + return this.originalEvent[ name ]; } }, @@ -5316,39 +5260,51 @@ jQuery.event = { // Prevent triggered image.load events from bubbling to window.load noBubble: true }, - focus: { + click: { - // Fire native event if possible so blur/focus sequence is correct - trigger: function() { - if ( this !== safeActiveElement() && this.focus ) { - this.focus(); - return false; - } - }, - delegateType: "focusin" - }, - blur: { - trigger: function() { - if ( this === safeActiveElement() && this.blur ) { - this.blur(); - return false; + // 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", true ); } + + // 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 ( this.type === "checkbox" && this.click && jQuery.nodeName( this, "input" ) ) { - 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" ); } }, @@ -5365,6 +5321,89 @@ jQuery.event = { } }; +// 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, isSetup ) { + + // Missing `isSetup` indicates a trigger call, which must force setup through jQuery.event.add + if ( !isSetup ) { + if ( dataPriv.get( el, type ) === undefined ) { + jQuery.event.add( el, type, returnTrue ); + } + return; + } + + // 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 result, + saved = dataPriv.get( this, type ); + + if ( ( event.isTrigger & 1 ) && this[ type ] ) { + + // Interrupt processing of the outer synthetic .trigger()ed event + if ( !saved ) { + + // 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 + this[ type ](); + result = dataPriv.get( this, type ); + dataPriv.set( this, type, false ); + + if ( saved !== result ) { + + // Cancel the outer synthetic event + event.stopImmediatePropagation(); + event.preventDefault(); + + return result; + } + + // 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(); + } + + // 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 ) { + + // ...and capture the result + dataPriv.set( this, type, jQuery.event.trigger( + saved[ 0 ], + saved.slice( 1 ), + this + ) ); + + // Abort handling of the native event by all jQuery handlers while allowing + // native handlers on the same element to run. On target, this is achieved + // by stopping immediate propagation just on the jQuery event. However, + // the native event is re-wrapped by a jQuery one on each level of the + // propagation so the only way to stop it for jQuery is to stop it for + // everyone via native `stopPropagation()`. This is not a problem for + // focus/blur which don't bubble, but it does also stop click on checkboxes + // and radios. We accept this limitation. + event.stopPropagation(); + event.isImmediatePropagationStopped = returnTrue; + } + } + } ); +} + jQuery.removeEvent = function( elem, type, handle ) { // This "if" is needed for plain objects @@ -5397,7 +5436,7 @@ jQuery.Event = function( src, props ) { // Create target properties // Support: Safari <=6 - 7 only - // Target should not be a text node (#504, #13143) + // Target should not be a text node (trac-504, trac-13143) this.target = ( src.target && src.target.nodeType === 3 ) ? src.target.parentNode : src.target; @@ -5416,7 +5455,7 @@ 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; @@ -5477,6 +5516,7 @@ jQuery.each( { shiftKey: true, view: true, "char": true, + code: true, charCode: true, key: true, keyCode: true, @@ -5493,35 +5533,166 @@ jQuery.each( { targetTouches: true, toElement: true, touches: true, + which: true +}, jQuery.event.addProp ); - which: function( event ) { - var button = event.button; +jQuery.each( { focus: "focusin", blur: "focusout" }, function( type, delegateType ) { - // Add which for key events - if ( event.which == null && rkeyEvent.test( event.type ) ) { - return event.charCode != null ? event.charCode : event.keyCode; - } + function focusMappedHandler( nativeEvent ) { + if ( document.documentMode ) { - // Add which for click: 1 === left; 2 === middle; 3 === right - if ( !event.which && button !== undefined && rmouseEvent.test( event.type ) ) { - if ( button & 1 ) { - return 1; + // Support: IE 11+ + // Attach a single focusin/focusout handler on the document while someone wants + // focus/blur. This is because the former are synchronous in IE while the latter + // are async. In other browsers, all those handlers are invoked synchronously. + + // `handle` from private data would already wrap the event, but we need + // to change the `type` here. + var handle = dataPriv.get( this, "handle" ), + event = jQuery.event.fix( nativeEvent ); + event.type = nativeEvent.type === "focusin" ? "focus" : "blur"; + event.isSimulated = true; + + // First, handle focusin/focusout + handle( nativeEvent ); + + // ...then, handle focus/blur + // + // focus/blur don't bubble while focusin/focusout do; simulate the former by only + // invoking the handler at the lower level. + if ( event.target === event.currentTarget ) { + + // The setup part calls `leverageNative`, which, in turn, calls + // `jQuery.event.add`, so event handle will already have been set + // by this point. + handle( event ); } + } else { + + // For non-IE browsers, attach a single capturing handler on the document + // while someone wants focusin/focusout. + jQuery.event.simulate( delegateType, nativeEvent.target, + jQuery.event.fix( nativeEvent ) ); + } + } + + jQuery.event.special[ type ] = { + + // Utilize native event if possible so blur/focus sequence is correct + setup: function() { - if ( button & 2 ) { - return 3; + var attaches; + + // Claim the first handler + // dataPriv.set( this, "focus", ... ) + // dataPriv.set( this, "blur", ... ) + leverageNative( this, type, true ); + + if ( document.documentMode ) { + + // Support: IE 9 - 11+ + // We use the same native handler for focusin & focus (and focusout & blur) + // so we need to coordinate setup & teardown parts between those events. + // Use `delegateType` as the key as `type` is already used by `leverageNative`. + attaches = dataPriv.get( this, delegateType ); + if ( !attaches ) { + this.addEventListener( delegateType, focusMappedHandler ); + } + dataPriv.set( this, delegateType, ( attaches || 0 ) + 1 ); + } else { + + // 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; + }, + + teardown: function() { + var attaches; + + if ( document.documentMode ) { + attaches = dataPriv.get( this, delegateType ) - 1; + if ( !attaches ) { + this.removeEventListener( delegateType, focusMappedHandler ); + dataPriv.remove( this, delegateType ); + } else { + dataPriv.set( this, delegateType, attaches ); + } + } else { - if ( button & 4 ) { - return 2; + // Return false to indicate standard teardown should be applied + return false; } + }, - return 0; - } + // Suppress native focus or blur if we're currently inside + // a leveraged native-event stack + _default: function( event ) { + return dataPriv.get( event.target, type ); + }, - return event.which; - } -}, jQuery.event.addProp ); + delegateType: delegateType + }; + + // Support: Firefox <=44 + // Firefox doesn't have focus(in | out) events + // Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787 + // + // Support: Chrome <=48 - 49, Safari <=9.0 - 9.1 + // 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://bugs.chromium.org/p/chromium/issues/detail?id=449857 + // + // Support: IE 9 - 11+ + // To preserve relative focusin/focus & focusout/blur event order guaranteed on the 3.x branch, + // attach a single handler for both events in IE. + jQuery.event.special[ delegateType ] = { + setup: function() { + + // Handle: regular nodes (via `this.ownerDocument`), window + // (via `this.document`) & document (via `this`). + var doc = this.ownerDocument || this.document || this, + dataHolder = document.documentMode ? this : doc, + attaches = dataPriv.get( dataHolder, delegateType ); + + // Support: IE 9 - 11+ + // We use the same native handler for focusin & focus (and focusout & blur) + // so we need to coordinate setup & teardown parts between those events. + // Use `delegateType` as the key as `type` is already used by `leverageNative`. + if ( !attaches ) { + if ( document.documentMode ) { + this.addEventListener( delegateType, focusMappedHandler ); + } else { + doc.addEventListener( type, focusMappedHandler, true ); + } + } + dataPriv.set( dataHolder, delegateType, ( attaches || 0 ) + 1 ); + }, + teardown: function() { + var doc = this.ownerDocument || this.document || this, + dataHolder = document.documentMode ? this : doc, + attaches = dataPriv.get( dataHolder, delegateType ) - 1; + + if ( !attaches ) { + if ( document.documentMode ) { + this.removeEventListener( delegateType, focusMappedHandler ); + } else { + doc.removeEventListener( type, focusMappedHandler, true ); + } + dataPriv.remove( dataHolder, delegateType ); + } else { + dataPriv.set( dataHolder, delegateType, attaches ); + } + } + }; +} ); // Create mouseenter/leave events using mouseover/out and event-time checks // so that event delegation works in jQuery. @@ -5608,28 +5779,22 @@ jQuery.fn.extend( { var - /* eslint-disable max-len */ - - // See https://github.com/eslint/eslint/issues/3229 - rxhtmlTag = /<(?!area|br|col|embed|hr|img|input|link|meta|param)(([a-z][^\/\0>\x20\t\r\n\f]*)[^>]*)\/>/gi, - - /* eslint-enable */ - - // Support: IE <=10 - 11, Edge 12 - 13 + // 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; + rcleanScript = /^\s*\s*$/g; + +// Prefer a tbody over its parent table for containing new rows function manipulationTarget( elem, content ) { - if ( 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 elem.getElementsByTagName( "tbody" )[ 0 ] || elem; + return jQuery( elem ).children( "tbody" )[ 0 ] || elem; } return elem; @@ -5641,10 +5806,8 @@ function disableScript( elem ) { 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" ); } @@ -5653,7 +5816,7 @@ function restoreScript( elem ) { } function cloneCopyEvent( src, dest ) { - var i, l, type, pdataOld, pdataCur, udataOld, udataCur, events; + var i, l, type, pdataOld, udataOld, udataCur, events; if ( dest.nodeType !== 1 ) { return; @@ -5661,13 +5824,11 @@ function cloneCopyEvent( src, dest ) { // 1. Copy private data: events, handlers, etc. if ( dataPriv.hasData( src ) ) { - pdataOld = dataPriv.access( src ); - pdataCur = dataPriv.set( dest, pdataOld ); + pdataOld = dataPriv.get( src ); events = pdataOld.events; if ( events ) { - delete pdataCur.handle; - pdataCur.events = {}; + dataPriv.remove( dest, "handle events" ); for ( type in events ) { for ( i = 0, l = events[ type ].length; i < l; i++ ) { @@ -5703,22 +5864,22 @@ function fixInput( src, dest ) { function domManip( collection, args, callback, ignored ) { // Flatten any nested arrays - args = concat.apply( [], args ); + args = flat( args ); 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 ); @@ -5740,7 +5901,7 @@ function domManip( collection, args, callback, ignored ) { // Use the original fragment for the last item // instead of the first because it can end up - // being emptied incorrectly in certain situations (#8070). + // being emptied incorrectly in certain situations (trac-8070). for ( ; i < l; i++ ) { node = fragment; @@ -5762,7 +5923,7 @@ function domManip( collection, args, callback, ignored ) { if ( hasScripts ) { doc = scripts[ scripts.length - 1 ].ownerDocument; - // Reenable scripts + // Re-enable scripts jQuery.map( scripts, restoreScript ); // Evaluate executable scripts on first document insertion @@ -5772,14 +5933,22 @@ function domManip( collection, args, callback, ignored ) { !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 { - DOMEval( node.textContent.replace( rcleanScript, "" ), doc ); + + // Unwrap a CDATA section containing script contents. This shouldn't be + // needed as in XML documents they're already not visible when + // inspecting element contents and in HTML documents they have no + // meaning but we're preserving that logic for backwards compatibility. + // This will be removed completely in 4.0. See gh-4904. + DOMEval( node.textContent.replace( rcleanScript, "" ), node, doc ); } } } @@ -5801,7 +5970,7 @@ function remove( elem, selector, keepData ) { } if ( node.parentNode ) { - if ( keepData && jQuery.contains( node.ownerDocument, node ) ) { + if ( keepData && isAttached( node ) ) { setGlobalEval( getAll( node, "script" ) ); } node.parentNode.removeChild( node ); @@ -5813,19 +5982,20 @@ function remove( elem, selector, keepData ) { jQuery.extend( { htmlPrefilter: function( html ) { - return html.replace( rxhtmlTag, "<$1>" ); + return html; }, clone: function( elem, dataAndEvents, deepDataAndEvents ) { var i, l, srcElements, destElements, clone = elem.cloneNode( true ), - inPage = jQuery.contains( elem.ownerDocument, elem ); + inPage = isAttached( elem ); // Fix IE cloning issues if ( !support.noCloneChecked && ( elem.nodeType === 1 || elem.nodeType === 11 ) && !jQuery.isXMLDoc( elem ) ) { - // We eschew Sizzle here for performance reasons: https://jsperf.com/getall-vs-sizzle/2 + // We eschew jQuery#find here for performance reasons: + // https://jsperf.com/getall-vs-sizzle/2 destElements = getAll( clone ); srcElements = getAll( elem ); @@ -6059,13 +6229,14 @@ jQuery.each( { return this.pushStack( ret ); }; } ); -var rmargin = ( /^margin/ ); - var rnumnonpx = new RegExp( "^(" + pnum + ")(?!px)[a-z%]+$", "i" ); +var rcustomProp = /^--/; + + var getStyles = function( elem ) { - // Support: IE <=11 only, Firefox <=30 (#15098, #14150) + // Support: IE <=11 only, Firefox <=30 (trac-15098, trac-14150) // IE throws on elements created in popups // FF meanwhile throws on frame elements through "defaultView.getComputedStyle" var view = elem.ownerDocument.defaultView; @@ -6077,6 +6248,29 @@ var getStyles = function( elem ) { return view.getComputedStyle( elem ); }; +var swap = function( elem, options, callback ) { + var ret, name, + old = {}; + + // Remember the old values, and insert the new ones + for ( name in options ) { + old[ name ] = elem.style[ name ]; + elem.style[ name ] = options[ name ]; + } + + ret = callback.call( elem ); + + // Revert the old values + for ( name in options ) { + elem.style[ name ] = old[ name ]; + } + + return ret; +}; + + +var rboxStyle = new RegExp( cssExpand.join( "|" ), "i" ); + ( function() { @@ -6090,25 +6284,35 @@ var getStyles = function( elem ) { return; } + container.style.cssText = "position:absolute;left:-11111px;width:60px;" + + "margin-top:1px;padding:0;border:0"; div.style.cssText = - "box-sizing:border-box;" + - "position:relative;display:block;" + + "position:relative;display:block;box-sizing:border-box;overflow:scroll;" + "margin:auto;border:1px;padding:1px;" + - "top:1%;width:50%"; - div.innerHTML = ""; - documentElement.appendChild( container ); + "width:60%;top:1%"; + documentElement.appendChild( container ).appendChild( div ); var divStyle = window.getComputedStyle( div ); pixelPositionVal = divStyle.top !== "1%"; // Support: Android 4.0 - 4.3 only, Firefox <=3 - 44 - reliableMarginLeftVal = divStyle.marginLeft === "2px"; - boxSizingReliableVal = divStyle.width === "4px"; + reliableMarginLeftVal = roundPixelMeasures( divStyle.marginLeft ) === 12; - // Support: Android 4.0 - 4.3 only + // Support: Android 4.0 - 4.3 only, Safari <=9.1 - 10.1, iOS <=7.0 - 9.3 // Some styles come back with percentage values, even though they shouldn't - div.style.marginRight = "50%"; - pixelMarginRightVal = divStyle.marginRight === "4px"; + div.style.right = "60%"; + pixelBoxStylesVal = roundPixelMeasures( divStyle.right ) === 36; + + // Support: IE 9 - 11 only + // Detect misreporting of content dimensions for box-sizing:border-box elements + boxSizingReliableVal = roundPixelMeasures( divStyle.width ) === 36; + + // Support: IE 9 only + // Detect overflow:scroll screwiness (gh-3699) + // Support: Chrome <=64 + // Don't get tricked when zoom affects offsetWidth (gh-4029) + div.style.position = "absolute"; + scrollboxSizeVal = roundPixelMeasures( div.offsetWidth / 3 ) === 12; documentElement.removeChild( container ); @@ -6117,7 +6321,12 @@ var getStyles = function( elem ) { div = null; } - var pixelPositionVal, boxSizingReliableVal, pixelMarginRightVal, reliableMarginLeftVal, + function roundPixelMeasures( measure ) { + return Math.round( parseFloat( measure ) ); + } + + var pixelPositionVal, boxSizingReliableVal, scrollboxSizeVal, pixelBoxStylesVal, + reliableTrDimensionsVal, reliableMarginLeftVal, container = document.createElement( "div" ), div = document.createElement( "div" ); @@ -6127,31 +6336,79 @@ var getStyles = function( elem ) { } // Support: IE <=9 - 11 only - // Style of cloned element affects source element cloned (#8908) + // Style of cloned element affects source element cloned (trac-8908) div.style.backgroundClip = "content-box"; div.cloneNode( true ).style.backgroundClip = ""; support.clearCloneStyle = div.style.backgroundClip === "content-box"; - container.style.cssText = "border:0;width:8px;height:0;top:0;left:-9999px;" + - "padding:0;margin-top:1px;position:absolute"; - container.appendChild( div ); - jQuery.extend( support, { - pixelPosition: function() { - computeStyleTests(); - return pixelPositionVal; - }, boxSizingReliable: function() { computeStyleTests(); return boxSizingReliableVal; }, - pixelMarginRight: function() { + pixelBoxStyles: function() { computeStyleTests(); - return pixelMarginRightVal; + return pixelBoxStylesVal; + }, + pixelPosition: function() { + computeStyleTests(); + return pixelPositionVal; }, reliableMarginLeft: function() { computeStyleTests(); return reliableMarginLeftVal; + }, + scrollboxSize: function() { + computeStyleTests(); + return scrollboxSizeVal; + }, + + // Support: IE 9 - 11+, Edge 15 - 18+ + // IE/Edge misreport `getComputedStyle` of table rows with width/height + // set in CSS while `offset*` properties report correct values. + // Behavior in IE 9 is more subtle than in newer versions & it passes + // some versions of this test; make sure not to make it pass there! + // + // Support: Firefox 70+ + // Only Firefox includes border widths + // in computed dimensions. (gh-4529) + reliableTrDimensions: function() { + var table, tr, trChild, trStyle; + if ( reliableTrDimensionsVal == null ) { + table = document.createElement( "table" ); + tr = document.createElement( "tr" ); + trChild = document.createElement( "div" ); + + table.style.cssText = "position:absolute;left:-11111px;border-collapse:separate"; + tr.style.cssText = "box-sizing:content-box;border:1px solid"; + + // Support: Chrome 86+ + // Height set through cssText does not get applied. + // Computed height then comes back as 0. + tr.style.height = "1px"; + trChild.style.height = "9px"; + + // Support: Android 8 Chrome 86+ + // In our bodyBackground.html iframe, + // display for all div elements is set to "inline", + // which causes a problem only in Android 8 Chrome 86. + // Ensuring the div is `display: block` + // gets around this issue. + trChild.style.display = "block"; + + documentElement + .appendChild( table ) + .appendChild( tr ) + .appendChild( trChild ); + + trStyle = window.getComputedStyle( tr ); + reliableTrDimensionsVal = ( parseInt( trStyle.height, 10 ) + + parseInt( trStyle.borderTopWidth, 10 ) + + parseInt( trStyle.borderBottomWidth, 10 ) ) === tr.offsetHeight; + + documentElement.removeChild( table ); + } + return reliableTrDimensionsVal; } } ); } )(); @@ -6159,16 +6416,54 @@ var getStyles = function( elem ) { function curCSS( elem, name, computed ) { var width, minWidth, maxWidth, ret, + isCustomProp = rcustomProp.test( name ), + + // Support: Firefox 51+ + // Retrieving style before computed somehow + // fixes an issue with getting wrong values + // on detached elements style = elem.style; computed = computed || getStyles( elem ); - // Support: IE <=9 only - // getPropertyValue is only needed for .css('filter') (#12537) + // getPropertyValue is needed for: + // .css('filter') (IE 9 only, trac-12537) + // .css('--customProperty) (gh-3144) if ( computed ) { + + // Support: IE <=9 - 11+ + // IE only supports `"float"` in `getPropertyValue`; in computed styles + // it's only available as `"cssFloat"`. We no longer modify properties + // sent to `.css()` apart from camelCasing, so we need to check both. + // Normally, this would create difference in behavior: if + // `getPropertyValue` returns an empty string, the value returned + // by `.css()` would be `undefined`. This is usually the case for + // disconnected elements. However, in IE even disconnected elements + // with no styles return `"none"` for `getPropertyValue( "float" )` ret = computed.getPropertyValue( name ) || computed[ name ]; - if ( ret === "" && !jQuery.contains( elem.ownerDocument, elem ) ) { + if ( isCustomProp && ret ) { + + // Support: Firefox 105+, Chrome <=105+ + // Spec requires trimming whitespace for custom properties (gh-4926). + // Firefox only trims leading whitespace. Chrome just collapses + // both leading & trailing whitespace to a single space. + // + // Fall back to `undefined` if empty string returned. + // This collapses a missing definition with property defined + // and set to an empty string but there's no standard API + // allowing us to differentiate them without a performance penalty + // and returning `undefined` aligns with older jQuery. + // + // rtrimCSS treats U+000D CARRIAGE RETURN and U+000C FORM FEED + // as whitespace while CSS does not, but this is not a problem + // because CSS preprocessing replaces them with U+000A LINE FEED + // (which *is* CSS whitespace) + // https://www.w3.org/TR/css-syntax-3/#input-preprocessing + ret = ret.replace( rtrimCSS, "$1" ) || undefined; + } + + if ( ret === "" && !isAttached( elem ) ) { ret = jQuery.style( elem, name ); } @@ -6177,7 +6472,7 @@ function curCSS( elem, name, computed ) { // but width seems to be reliably pixels. // This is against the CSSOM draft spec: // https://drafts.csswg.org/cssom/#resolved-values - if ( !support.pixelMarginRight() && rnumnonpx.test( ret ) && rmargin.test( name ) ) { + if ( !support.pixelBoxStyles() && rnumnonpx.test( ret ) && rboxStyle.test( name ) ) { // Remember the original values width = style.width; @@ -6224,29 +6519,13 @@ function addGetHookIf( conditionFn, hookFn ) { } -var - - // Swappable if display is none or starts with table - // except "table", "table-cell", or "table-caption" - // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display - rdisplayswap = /^(none|table(?!-c[ea]).+)/, - cssShow = { position: "absolute", visibility: "hidden", display: "block" }, - cssNormalTransform = { - letterSpacing: "0", - fontWeight: "400" - }, - - cssPrefixes = [ "Webkit", "Moz", "ms" ], - emptyStyle = document.createElement( "div" ).style; +var cssPrefixes = [ "Webkit", "Moz", "ms" ], + emptyStyle = document.createElement( "div" ).style, + vendorProps = {}; -// Return a css property mapped to a potentially vendor prefixed property +// Return a vendor-prefixed property or undefined function vendorPropName( name ) { - // Shortcut for names that are not vendor prefixed - if ( name in emptyStyle ) { - return name; - } - // Check for vendor prefixed names var capName = name[ 0 ].toUpperCase() + name.slice( 1 ), i = cssPrefixes.length; @@ -6259,7 +6538,33 @@ function vendorPropName( name ) { } } -function setPositiveNumber( elem, value, subtract ) { +// Return a potentially-mapped jQuery.cssProps or vendor prefixed property +function finalPropName( name ) { + var final = jQuery.cssProps[ name ] || vendorProps[ name ]; + + if ( final ) { + return final; + } + if ( name in emptyStyle ) { + return name; + } + return vendorProps[ name ] = vendorPropName( name ) || name; +} + + +var + + // Swappable if display is none or starts with table + // except "table", "table-cell", or "table-caption" + // See here for display values: https://developer.mozilla.org/en-US/docs/CSS/display + rdisplayswap = /^(none|table(?!-c[ea]).+)/, + cssShow = { position: "absolute", visibility: "hidden", display: "block" }, + cssNormalTransform = { + letterSpacing: "0", + fontWeight: "400" + }; + +function setPositiveNumber( _elem, value, subtract ) { // Any relative (+/-) values have already been // normalized at this point @@ -6271,100 +6576,149 @@ function setPositiveNumber( elem, value, subtract ) { value; } -function augmentWidthOrHeight( elem, name, extra, isBorderBox, styles ) { - var i, - val = 0; - - // If we already have the right measurement, avoid augmentation - if ( extra === ( isBorderBox ? "border" : "content" ) ) { - i = 4; +function boxModelAdjustment( elem, dimension, box, isBorderBox, styles, computedVal ) { + var i = dimension === "width" ? 1 : 0, + extra = 0, + delta = 0, + marginDelta = 0; - // Otherwise initialize for horizontal or vertical properties - } else { - i = name === "width" ? 1 : 0; + // Adjustment may not be necessary + if ( box === ( isBorderBox ? "border" : "content" ) ) { + return 0; } for ( ; i < 4; i += 2 ) { - // Both box models exclude margin, so add it if we want it - if ( extra === "margin" ) { - val += jQuery.css( elem, extra + cssExpand[ i ], true, styles ); + // Both box models exclude margin + // Count margin delta separately to only add it after scroll gutter adjustment. + // This is needed to make negative margins work with `outerHeight( true )` (gh-3982). + if ( box === "margin" ) { + marginDelta += jQuery.css( elem, box + cssExpand[ i ], true, styles ); } - if ( isBorderBox ) { + // If we get here with a content-box, we're seeking "padding" or "border" or "margin" + if ( !isBorderBox ) { - // border-box includes padding, so remove it if we want content - if ( extra === "content" ) { - val -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); - } + // Add padding + delta += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); + + // For "border" or "margin", add border + if ( box !== "padding" ) { + delta += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); - // At this point, extra isn't border nor margin, so remove border - if ( extra !== "margin" ) { - val -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); + // But still keep track of it otherwise + } else { + extra += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); } + + // If we get here with a border-box (content + padding + border), we're seeking "content" or + // "padding" or "margin" } else { - // At this point, extra isn't content, so add padding - val += jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); + // For "content", subtract padding + if ( box === "content" ) { + delta -= jQuery.css( elem, "padding" + cssExpand[ i ], true, styles ); + } - // At this point, extra isn't content nor padding, so add border - if ( extra !== "padding" ) { - val += jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); + // For "content" or "padding", subtract border + if ( box !== "margin" ) { + delta -= jQuery.css( elem, "border" + cssExpand[ i ] + "Width", true, styles ); } } } - return val; + // Account for positive content-box scroll gutter when requested by providing computedVal + if ( !isBorderBox && computedVal >= 0 ) { + + // offsetWidth/offsetHeight is a rounded sum of content, padding, scroll gutter, and border + // Assuming integer scroll gutter, subtract the rest and round down + delta += Math.max( 0, Math.ceil( + elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] - + computedVal - + delta - + extra - + 0.5 + + // If offsetWidth/offsetHeight is unknown, then we can't determine content-box scroll gutter + // Use an explicit zero to avoid NaN (gh-3964) + ) ) || 0; + } + + return delta + marginDelta; } -function getWidthOrHeight( elem, name, extra ) { +function getWidthOrHeight( elem, dimension, extra ) { + + // Start with computed style + var styles = getStyles( elem ), + + // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-4322). + // Fake content-box until we know it's needed to know the true value. + boxSizingNeeded = !support.boxSizingReliable() || extra, + isBorderBox = boxSizingNeeded && + jQuery.css( elem, "boxSizing", false, styles ) === "border-box", + valueIsBorderBox = isBorderBox, + + val = curCSS( elem, dimension, styles ), + offsetProp = "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ); + + // Support: Firefox <=54 + // Return a confounding non-pixel value or feign ignorance, as appropriate. + if ( rnumnonpx.test( val ) ) { + if ( !extra ) { + return val; + } + val = "auto"; + } + + + // Support: IE 9 - 11 only + // Use offsetWidth/offsetHeight for when box sizing is unreliable. + // In those cases, the computed value can be trusted to be border-box. + if ( ( !support.boxSizingReliable() && isBorderBox || + + // Support: IE 10 - 11+, Edge 15 - 18+ + // IE/Edge misreport `getComputedStyle` of table rows with width/height + // set in CSS while `offset*` properties report correct values. + // Interestingly, in some cases IE 9 doesn't suffer from this issue. + !support.reliableTrDimensions() && nodeName( elem, "tr" ) || - // Start with offset property, which is equivalent to the border-box value - var val, - valueIsBorderBox = true, - styles = getStyles( elem ), - isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box"; + // Fall back to offsetWidth/offsetHeight when value is "auto" + // This happens for inline elements with no explicit setting (gh-3571) + val === "auto" || - // Support: IE <=11 only - // Running getBoundingClientRect on a disconnected node - // in IE throws an error. - if ( elem.getClientRects().length ) { - val = elem.getBoundingClientRect()[ name ]; - } + // Support: Android <=4.1 - 4.3 only + // Also use offsetWidth/offsetHeight for misreported inline dimensions (gh-3602) + !parseFloat( val ) && jQuery.css( elem, "display", false, styles ) === "inline" ) && - // Some non-html elements return undefined for offsetWidth, so check for null/undefined - // svg - https://bugzilla.mozilla.org/show_bug.cgi?id=649285 - // MathML - https://bugzilla.mozilla.org/show_bug.cgi?id=491668 - if ( val <= 0 || val == null ) { + // Make sure the element is visible & connected + elem.getClientRects().length ) { - // Fall back to computed then uncomputed css if necessary - val = curCSS( elem, name, styles ); - if ( val < 0 || val == null ) { - val = elem.style[ name ]; - } + isBorderBox = jQuery.css( elem, "boxSizing", false, styles ) === "border-box"; - // Computed unit is not pixels. Stop here and return. - if ( rnumnonpx.test( val ) ) { - return val; + // Where available, offsetWidth/offsetHeight approximate border box dimensions. + // Where not available (e.g., SVG), assume unreliable box-sizing and interpret the + // retrieved value as a content box dimension. + valueIsBorderBox = offsetProp in elem; + if ( valueIsBorderBox ) { + val = elem[ offsetProp ]; } - - // Check for style in case a browser which returns unreliable values - // for getComputedStyle silently falls back to the reliable elem.style - valueIsBorderBox = isBorderBox && - ( support.boxSizingReliable() || val === elem.style[ name ] ); - - // Normalize "", auto, and prepare for extra - val = parseFloat( val ) || 0; } - // Use the active box-sizing model to add/subtract irrelevant styles + // Normalize "" and auto + val = parseFloat( val ) || 0; + + // Adjust for the element's box model return ( val + - augmentWidthOrHeight( + boxModelAdjustment( elem, - name, + dimension, extra || ( isBorderBox ? "border" : "content" ), valueIsBorderBox, - styles + styles, + + // Provide the current computed size to request scroll gutter calculation (gh-3589) + val ) ) + "px"; } @@ -6388,26 +6742,40 @@ jQuery.extend( { // Don't automatically add "px" to these possibly-unitless properties cssNumber: { - "animationIterationCount": true, - "columnCount": true, - "fillOpacity": true, - "flexGrow": true, - "flexShrink": true, - "fontWeight": true, - "lineHeight": true, - "opacity": true, - "order": true, - "orphans": true, - "widows": true, - "zIndex": true, - "zoom": true + animationIterationCount: true, + aspectRatio: true, + borderImageSlice: true, + columnCount: true, + flexGrow: true, + flexShrink: true, + fontWeight: true, + gridArea: true, + gridColumn: true, + gridColumnEnd: true, + gridColumnStart: true, + gridRow: true, + gridRowEnd: true, + gridRowStart: true, + lineHeight: true, + opacity: true, + order: true, + orphans: true, + scale: true, + widows: true, + zIndex: true, + zoom: true, + + // SVG-related + fillOpacity: true, + floodOpacity: true, + stopOpacity: true, + strokeMiterlimit: true, + strokeOpacity: true }, // Add in properties whose names you wish to fix before // setting or getting the value - cssProps: { - "float": "cssFloat" - }, + cssProps: {}, // Get and set the style property on a DOM Node style: function( elem, name, value, extra ) { @@ -6419,11 +6787,16 @@ jQuery.extend( { // Make sure that we're working with the right name var ret, type, hooks, - origName = jQuery.camelCase( name ), + origName = camelCase( name ), + isCustomProp = rcustomProp.test( name ), style = elem.style; - name = jQuery.cssProps[ origName ] || - ( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName ); + // Make sure that we're working with the right name. We don't + // want to query the value if it is a CSS custom property + // since they are user-defined. + if ( !isCustomProp ) { + name = finalPropName( origName ); + } // Gets hook for the prefixed version, then unprefixed version hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; @@ -6432,21 +6805,23 @@ jQuery.extend( { if ( value !== undefined ) { type = typeof value; - // Convert "+=" or "-=" to relative numbers (#7345) + // Convert "+=" or "-=" to relative numbers (trac-7345) if ( type === "string" && ( ret = rcssNum.exec( value ) ) && ret[ 1 ] ) { value = adjustCSS( elem, name, ret ); - // Fixes bug #9237 + // Fixes bug trac-9237 type = "number"; } - // Make sure that null and NaN values aren't set (#7116) + // Make sure that null and NaN values aren't set (trac-7116) if ( value == null || value !== value ) { return; } // If a number was passed in, add the unit (except for certain CSS properties) - if ( type === "number" ) { + // The isCustomProp check can be removed in jQuery 4.0 when we only auto-append + // "px" to a few hardcoded values. + if ( type === "number" && !isCustomProp ) { value += ret && ret[ 3 ] || ( jQuery.cssNumber[ origName ] ? "" : "px" ); } @@ -6459,7 +6834,11 @@ jQuery.extend( { if ( !hooks || !( "set" in hooks ) || ( value = hooks.set( elem, value, extra ) ) !== undefined ) { - style[ name ] = value; + if ( isCustomProp ) { + style.setProperty( name, value ); + } else { + style[ name ] = value; + } } } else { @@ -6478,11 +6857,15 @@ jQuery.extend( { css: function( elem, name, extra, styles ) { var val, num, hooks, - origName = jQuery.camelCase( name ); + origName = camelCase( name ), + isCustomProp = rcustomProp.test( name ); - // Make sure that we're working with the right name - name = jQuery.cssProps[ origName ] || - ( jQuery.cssProps[ origName ] = vendorPropName( origName ) || origName ); + // Make sure that we're working with the right name. We don't + // want to modify the value if it is a CSS custom property + // since they are user-defined. + if ( !isCustomProp ) { + name = finalPropName( origName ); + } // Try prefixed name followed by the unprefixed name hooks = jQuery.cssHooks[ name ] || jQuery.cssHooks[ origName ]; @@ -6507,12 +6890,13 @@ jQuery.extend( { num = parseFloat( val ); return extra === true || isFinite( num ) ? num || 0 : val; } + return val; } } ); -jQuery.each( [ "height", "width" ], function( i, name ) { - jQuery.cssHooks[ name ] = { +jQuery.each( [ "height", "width" ], function( _i, dimension ) { + jQuery.cssHooks[ dimension ] = { get: function( elem, computed, extra ) { if ( computed ) { @@ -6527,30 +6911,53 @@ jQuery.each( [ "height", "width" ], function( i, name ) { // Running getBoundingClientRect on a disconnected node // in IE throws an error. ( !elem.getClientRects().length || !elem.getBoundingClientRect().width ) ? - swap( elem, cssShow, function() { - return getWidthOrHeight( elem, name, extra ); - } ) : - getWidthOrHeight( elem, name, extra ); + swap( elem, cssShow, function() { + return getWidthOrHeight( elem, dimension, extra ); + } ) : + getWidthOrHeight( elem, dimension, extra ); } }, set: function( elem, value, extra ) { var matches, - styles = extra && getStyles( elem ), - subtract = extra && augmentWidthOrHeight( - elem, - name, - extra, + styles = getStyles( elem ), + + // Only read styles.position if the test has a chance to fail + // to avoid forcing a reflow. + scrollboxSizeBuggy = !support.scrollboxSize() && + styles.position === "absolute", + + // To avoid forcing a reflow, only fetch boxSizing if we need it (gh-3991) + boxSizingNeeded = scrollboxSizeBuggy || extra, + isBorderBox = boxSizingNeeded && jQuery.css( elem, "boxSizing", false, styles ) === "border-box", - styles + subtract = extra ? + boxModelAdjustment( + elem, + dimension, + extra, + isBorderBox, + styles + ) : + 0; + + // Account for unreliable border-box dimensions by comparing offset* to computed and + // faking a content-box to get border and padding (gh-3699) + if ( isBorderBox && scrollboxSizeBuggy ) { + subtract -= Math.ceil( + elem[ "offset" + dimension[ 0 ].toUpperCase() + dimension.slice( 1 ) ] - + parseFloat( styles[ dimension ] ) - + boxModelAdjustment( elem, dimension, "border", false, styles ) - + 0.5 ); + } // Convert to pixels if value adjustment is needed if ( subtract && ( matches = rcssNum.exec( value ) ) && ( matches[ 3 ] || "px" ) !== "px" ) { - elem.style[ name ] = value; - value = jQuery.css( elem, name ); + elem.style[ dimension ] = value; + value = jQuery.css( elem, dimension ); } return setPositiveNumber( elem, value, subtract ); @@ -6566,7 +6973,7 @@ jQuery.cssHooks.marginLeft = addGetHookIf( support.reliableMarginLeft, swap( elem, { marginLeft: 0 }, function() { return elem.getBoundingClientRect().left; } ) - ) + "px"; + ) + "px"; } } ); @@ -6594,7 +7001,7 @@ jQuery.each( { } }; - if ( !rmargin.test( prefix ) ) { + if ( prefix !== "margin" ) { jQuery.cssHooks[ prefix + suffix ].set = setPositiveNumber; } } ); @@ -6606,7 +7013,7 @@ jQuery.fn.extend( { map = {}, i = 0; - if ( jQuery.isArray( name ) ) { + if ( Array.isArray( name ) ) { styles = getStyles( elem ); len = name.length; @@ -6704,9 +7111,9 @@ Tween.propHooks = { // Use .style if available and use plain properties where available. if ( jQuery.fx.step[ tween.prop ] ) { jQuery.fx.step[ tween.prop ]( tween ); - } else if ( tween.elem.nodeType === 1 && - ( tween.elem.style[ jQuery.cssProps[ tween.prop ] ] != null || - jQuery.cssHooks[ tween.prop ] ) ) { + } else if ( tween.elem.nodeType === 1 && ( + jQuery.cssHooks[ tween.prop ] || + tween.elem.style[ finalPropName( tween.prop ) ] != null ) ) { jQuery.style( tween.elem, tween.prop, tween.now + tween.unit ); } else { tween.elem[ tween.prop ] = tween.now; @@ -6744,13 +7151,18 @@ jQuery.fx.step = {}; var - fxNow, timerId, + fxNow, inProgress, rfxtypes = /^(?:toggle|show|hide)$/, rrun = /queueHooks$/; -function raf() { - if ( timerId ) { - window.requestAnimationFrame( raf ); +function schedule() { + if ( inProgress ) { + if ( document.hidden === false && window.requestAnimationFrame ) { + window.requestAnimationFrame( schedule ); + } else { + window.setTimeout( schedule, jQuery.fx.interval ); + } + jQuery.fx.tick(); } } @@ -6760,7 +7172,7 @@ function createFxNow() { window.setTimeout( function() { fxNow = undefined; } ); - return ( fxNow = jQuery.now() ); + return ( fxNow = Date.now() ); } // Generate parameters to create a standard animation @@ -6864,9 +7276,10 @@ function defaultPrefilter( elem, props, opts ) { // Restrict "overflow" and "display" styles during box animations if ( isBox && elem.nodeType === 1 ) { - // Support: IE <=9 - 11, Edge 12 - 13 + // Support: IE <=9 - 11, Edge 12 - 15 // Record all 3 overflow attributes because IE does not infer the shorthand - // from identically-valued overflowX and overflowY + // from identically-valued overflowX and overflowY and Edge just mirrors + // the overflowX value there. opts.overflow = [ style.overflow, style.overflowX, style.overflowY ]; // Identify a display type, preferring old show/hide data over the CSS cascade @@ -6944,7 +7357,7 @@ function defaultPrefilter( elem, props, opts ) { anim.done( function() { - /* eslint-enable no-loop-func */ + /* eslint-enable no-loop-func */ // The final step of a "hide" animation is actually hiding the element if ( !hidden ) { @@ -6974,10 +7387,10 @@ function propFilter( props, specialEasing ) { // camelCase, specialEasing and expand cssHook pass for ( index in props ) { - name = jQuery.camelCase( index ); + name = camelCase( index ); easing = specialEasing[ name ]; value = props[ index ]; - if ( jQuery.isArray( value ) ) { + if ( Array.isArray( value ) ) { easing = value[ 1 ]; value = props[ index ] = value[ 0 ]; } @@ -7024,7 +7437,7 @@ function Animation( elem, properties, options ) { remaining = Math.max( 0, animation.startTime + animation.duration - currentTime ), // Support: Android 2.3 only - // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (#12497) + // Archaic crash bug won't allow us to use `1 - ( 0.5 || 0 )` (trac-12497) temp = remaining / animation.duration || 0, percent = 1 - temp, index = 0, @@ -7036,12 +7449,19 @@ function Animation( elem, properties, options ) { deferred.notifyWith( elem, [ animation, percent, remaining ] ); + // If there's more to do, yield if ( percent < 1 && length ) { return remaining; - } else { - deferred.resolveWith( elem, [ animation ] ); - return false; } + + // If this was an empty animation, synthesize a final progress notification + if ( !length ) { + deferred.notifyWith( elem, [ animation, 1, 0 ] ); + } + + // Resolve the animation and report its conclusion + deferred.resolveWith( elem, [ animation ] ); + return false; }, animation = deferred.promise( { elem: elem, @@ -7057,7 +7477,7 @@ function Animation( elem, properties, options ) { tweens: [], createTween: function( prop, end ) { var tween = jQuery.Tween( elem, animation.opts, prop, end, - animation.opts.specialEasing[ prop ] || animation.opts.easing ); + animation.opts.specialEasing[ prop ] || animation.opts.easing ); animation.tweens.push( tween ); return tween; }, @@ -7092,9 +7512,9 @@ function Animation( elem, properties, options ) { for ( ; index < length; index++ ) { result = Animation.prefilters[ index ].call( animation, elem, props, animation.opts ); if ( result ) { - if ( jQuery.isFunction( result.stop ) ) { + if ( isFunction( result.stop ) ) { jQuery._queueHooks( animation.elem, animation.opts.queue ).stop = - jQuery.proxy( result.stop, result ); + result.stop.bind( result ); } return result; } @@ -7102,10 +7522,17 @@ function Animation( elem, properties, options ) { jQuery.map( props, createTween, animation ); - if ( jQuery.isFunction( animation.opts.start ) ) { + if ( isFunction( animation.opts.start ) ) { animation.opts.start.call( elem, animation ); } + // Attach callbacks from options + animation + .progress( animation.opts.progress ) + .done( animation.opts.done, animation.opts.complete ) + .fail( animation.opts.fail ) + .always( animation.opts.always ); + jQuery.fx.timer( jQuery.extend( tick, { elem: elem, @@ -7114,11 +7541,7 @@ function Animation( elem, properties, options ) { } ) ); - // attach callbacks from options - return animation.progress( animation.opts.progress ) - .done( animation.opts.done, animation.opts.complete ) - .fail( animation.opts.fail ) - .always( animation.opts.always ); + return animation; } jQuery.Animation = jQuery.extend( Animation, { @@ -7132,7 +7555,7 @@ jQuery.Animation = jQuery.extend( Animation, { }, tweener: function( props, callback ) { - if ( jQuery.isFunction( props ) ) { + if ( isFunction( props ) ) { callback = props; props = [ "*" ]; } else { @@ -7164,13 +7587,13 @@ jQuery.Animation = jQuery.extend( Animation, { jQuery.speed = function( speed, easing, fn ) { var opt = speed && typeof speed === "object" ? jQuery.extend( {}, speed ) : { complete: fn || !fn && easing || - jQuery.isFunction( speed ) && speed, + isFunction( speed ) && speed, duration: speed, - easing: fn && easing || easing && !jQuery.isFunction( easing ) && easing + easing: fn && easing || easing && !isFunction( easing ) && easing }; - // Go to the end state if fx are off or if document is hidden - if ( jQuery.fx.off || document.hidden ) { + // Go to the end state if fx are off + if ( jQuery.fx.off ) { opt.duration = 0; } else { @@ -7193,7 +7616,7 @@ jQuery.speed = function( speed, easing, fn ) { opt.old = opt.complete; opt.complete = function() { - if ( jQuery.isFunction( opt.old ) ) { + if ( isFunction( opt.old ) ) { opt.old.call( this ); } @@ -7227,7 +7650,8 @@ jQuery.fn.extend( { anim.stop( true ); } }; - doAnimation.finish = doAnimation; + + doAnimation.finish = doAnimation; return empty || optall.queue === false ? this.each( doAnimation ) : @@ -7245,7 +7669,7 @@ jQuery.fn.extend( { clearQueue = type; type = undefined; } - if ( clearQueue && type !== false ) { + if ( clearQueue ) { this.queue( type || "fx", [] ); } @@ -7328,7 +7752,7 @@ jQuery.fn.extend( { } } ); -jQuery.each( [ "toggle", "show", "hide" ], function( i, name ) { +jQuery.each( [ "toggle", "show", "hide" ], function( _i, name ) { var cssFn = jQuery.fn[ name ]; jQuery.fn[ name ] = function( speed, easing, callback ) { return speed == null || typeof speed === "boolean" ? @@ -7357,12 +7781,12 @@ jQuery.fx.tick = function() { i = 0, timers = jQuery.timers; - fxNow = jQuery.now(); + fxNow = Date.now(); for ( ; i < timers.length; i++ ) { timer = timers[ i ]; - // Checks the timer has not already been removed + // Run the timer and safely remove it when done (allowing for external removal) if ( !timer() && timers[ i ] === timer ) { timers.splice( i--, 1 ); } @@ -7376,30 +7800,21 @@ jQuery.fx.tick = function() { jQuery.fx.timer = function( timer ) { jQuery.timers.push( timer ); - if ( timer() ) { - jQuery.fx.start(); - } else { - jQuery.timers.pop(); - } + jQuery.fx.start(); }; jQuery.fx.interval = 13; jQuery.fx.start = function() { - if ( !timerId ) { - timerId = window.requestAnimationFrame ? - window.requestAnimationFrame( raf ) : - window.setInterval( jQuery.fx.tick, jQuery.fx.interval ); + if ( inProgress ) { + return; } + + inProgress = true; + schedule(); }; jQuery.fx.stop = function() { - if ( window.cancelAnimationFrame ) { - window.cancelAnimationFrame( timerId ); - } else { - window.clearInterval( timerId ); - } - - timerId = null; + inProgress = null; }; jQuery.fx.speeds = { @@ -7412,7 +7827,6 @@ jQuery.fx.speeds = { // Based off of the plugin by Clint Helfers, with permission. -// https://web.archive.org/web/20100324014747/http://blindsignals.com/index.php/2009/07/jquery-delay/ jQuery.fn.delay = function( time, type ) { time = jQuery.fx ? jQuery.fx.speeds[ time ] || time : time; type = type || "fx"; @@ -7516,7 +7930,7 @@ jQuery.extend( { type: { set: function( elem, value ) { if ( !support.radioValue && value === "radio" && - jQuery.nodeName( elem, "input" ) ) { + nodeName( elem, "input" ) ) { var val = elem.value; elem.setAttribute( "type", value ); if ( val ) { @@ -7558,7 +7972,7 @@ boolHook = { } }; -jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( i, name ) { +jQuery.each( jQuery.expr.match.bool.source.match( /\w+/g ), function( _i, name ) { var getter = attrHandle[ name ] || jQuery.find.attr; attrHandle[ name ] = function( elem, name, isXML ) { @@ -7637,8 +8051,7 @@ jQuery.extend( { // Support: IE <=9 - 11 only // elem.tabIndex doesn't always return the // correct value when it hasn't been explicitly set - // https://web.archive.org/web/20141116233347/http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/ - // Use proper attribute retrieval(#12072) + // Use proper attribute retrieval (trac-12072) var tabindex = jQuery.find.attr( elem, "tabindex" ); if ( tabindex ) { @@ -7719,7 +8132,7 @@ jQuery.each( [ // Strip and collapse whitespace according to HTML spec - // https://html.spec.whatwg.org/multipage/infrastructure.html#strip-and-collapse-whitespace + // https://infra.spec.whatwg.org/#strip-and-collapse-ascii-whitespace function stripAndCollapse( value ) { var tokens = value.match( rnothtmlwhite ) || []; return tokens.join( " " ); @@ -7730,49 +8143,57 @@ function getClass( elem ) { return elem.getAttribute && elem.getAttribute( "class" ) || ""; } +function classesToArray( value ) { + if ( Array.isArray( value ) ) { + return value; + } + if ( typeof value === "string" ) { + return value.match( rnothtmlwhite ) || []; + } + return []; +} + jQuery.fn.extend( { addClass: function( value ) { - var classes, elem, cur, curValue, clazz, j, finalValue, - i = 0; + var classNames, cur, curValue, className, i, finalValue; - if ( jQuery.isFunction( value ) ) { + if ( isFunction( value ) ) { return this.each( function( j ) { jQuery( this ).addClass( value.call( this, j, getClass( this ) ) ); } ); } - if ( typeof value === "string" && value ) { - classes = value.match( rnothtmlwhite ) || []; + classNames = classesToArray( value ); - while ( ( elem = this[ i++ ] ) ) { - curValue = getClass( elem ); - cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); + if ( classNames.length ) { + return this.each( function() { + curValue = getClass( this ); + cur = this.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); if ( cur ) { - j = 0; - while ( ( clazz = classes[ j++ ] ) ) { - if ( cur.indexOf( " " + clazz + " " ) < 0 ) { - cur += clazz + " "; + for ( i = 0; i < classNames.length; i++ ) { + className = classNames[ i ]; + if ( cur.indexOf( " " + className + " " ) < 0 ) { + cur += className + " "; } } // Only assign if different to avoid unneeded rendering. finalValue = stripAndCollapse( cur ); if ( curValue !== finalValue ) { - elem.setAttribute( "class", finalValue ); + this.setAttribute( "class", finalValue ); } } - } + } ); } return this; }, removeClass: function( value ) { - var classes, elem, cur, curValue, clazz, j, finalValue, - i = 0; + var classNames, cur, curValue, className, i, finalValue; - if ( jQuery.isFunction( value ) ) { + if ( isFunction( value ) ) { return this.each( function( j ) { jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) ); } ); @@ -7782,45 +8203,43 @@ jQuery.fn.extend( { return this.attr( "class", "" ); } - if ( typeof value === "string" && value ) { - classes = value.match( rnothtmlwhite ) || []; + classNames = classesToArray( value ); - while ( ( elem = this[ i++ ] ) ) { - curValue = getClass( elem ); + if ( classNames.length ) { + return this.each( function() { + curValue = getClass( this ); // This expression is here for better compressibility (see addClass) - cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); + cur = this.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); if ( cur ) { - j = 0; - while ( ( clazz = classes[ j++ ] ) ) { + for ( i = 0; i < classNames.length; i++ ) { + className = classNames[ i ]; // Remove *all* instances - while ( cur.indexOf( " " + clazz + " " ) > -1 ) { - cur = cur.replace( " " + clazz + " ", " " ); + while ( cur.indexOf( " " + className + " " ) > -1 ) { + cur = cur.replace( " " + className + " ", " " ); } } // Only assign if different to avoid unneeded rendering. finalValue = stripAndCollapse( cur ); if ( curValue !== finalValue ) { - elem.setAttribute( "class", finalValue ); + this.setAttribute( "class", finalValue ); } } - } + } ); } return this; }, toggleClass: function( value, stateVal ) { - var type = typeof value; - - if ( typeof stateVal === "boolean" && type === "string" ) { - return stateVal ? this.addClass( value ) : this.removeClass( value ); - } + var classNames, className, i, self, + type = typeof value, + isValidValue = type === "string" || Array.isArray( value ); - if ( jQuery.isFunction( value ) ) { + if ( isFunction( value ) ) { return this.each( function( i ) { jQuery( this ).toggleClass( value.call( this, i, getClass( this ), stateVal ), @@ -7829,17 +8248,20 @@ jQuery.fn.extend( { } ); } - return this.each( function() { - var className, i, self, classNames; + if ( typeof stateVal === "boolean" && isValidValue ) { + return stateVal ? this.addClass( value ) : this.removeClass( value ); + } + + classNames = classesToArray( value ); - if ( type === "string" ) { + return this.each( function() { + if ( isValidValue ) { // Toggle individual class names - i = 0; self = jQuery( this ); - classNames = value.match( rnothtmlwhite ) || []; - while ( ( className = classNames[ i++ ] ) ) { + for ( i = 0; i < classNames.length; i++ ) { + className = classNames[ i ]; // Check each className given, space separated list if ( self.hasClass( className ) ) { @@ -7865,8 +8287,8 @@ jQuery.fn.extend( { if ( this.setAttribute ) { this.setAttribute( "class", className || value === false ? - "" : - dataPriv.get( this, "__className__" ) || "" + "" : + dataPriv.get( this, "__className__" ) || "" ); } } @@ -7881,7 +8303,7 @@ jQuery.fn.extend( { while ( ( elem = this[ i++ ] ) ) { if ( elem.nodeType === 1 && ( " " + stripAndCollapse( getClass( elem ) ) + " " ).indexOf( className ) > -1 ) { - return true; + return true; } } @@ -7896,7 +8318,7 @@ var rreturn = /\r/g; jQuery.fn.extend( { val: function( value ) { - var hooks, ret, isFunction, + var hooks, ret, valueIsFunction, elem = this[ 0 ]; if ( !arguments.length ) { @@ -7925,7 +8347,7 @@ jQuery.fn.extend( { return; } - isFunction = jQuery.isFunction( value ); + valueIsFunction = isFunction( value ); return this.each( function( i ) { var val; @@ -7934,7 +8356,7 @@ jQuery.fn.extend( { return; } - if ( isFunction ) { + if ( valueIsFunction ) { val = value.call( this, i, jQuery( this ).val() ); } else { val = value; @@ -7947,7 +8369,7 @@ jQuery.fn.extend( { } else if ( typeof val === "number" ) { val += ""; - } else if ( jQuery.isArray( val ) ) { + } else if ( Array.isArray( val ) ) { val = jQuery.map( val, function( value ) { return value == null ? "" : value + ""; } ); @@ -7973,7 +8395,7 @@ jQuery.extend( { val : // Support: IE <=10 - 11 only - // option.text throws exceptions (#14686, #14858) + // option.text throws exceptions (trac-14686, trac-14858) // Strip and collapse whitespace // https://html.spec.whatwg.org/#strip-and-collapse-whitespace stripAndCollapse( jQuery.text( elem ) ); @@ -8000,13 +8422,13 @@ jQuery.extend( { option = options[ i ]; // Support: IE <=9 only - // IE8-9 doesn't update selected after form reset (#2551) + // IE8-9 doesn't update selected after form reset (trac-2551) if ( ( option.selected || i === index ) && // Don't return options that are disabled or in a disabled optgroup !option.disabled && ( !option.parentNode.disabled || - !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) { + !nodeName( option.parentNode, "optgroup" ) ) ) { // Get the specific value for the option value = jQuery( option ).val(); @@ -8058,7 +8480,7 @@ jQuery.extend( { jQuery.each( [ "radio", "checkbox" ], function() { jQuery.valHooks[ this ] = { set: function( elem, value ) { - if ( jQuery.isArray( value ) ) { + if ( Array.isArray( value ) ) { return ( elem.checked = jQuery.inArray( jQuery( elem ).val(), value ) > -1 ); } } @@ -8074,20 +8496,56 @@ jQuery.each( [ "radio", "checkbox" ], function() { // Return jQuery for attributes-only inclusion +var location = window.location; + +var nonce = { guid: Date.now() }; + +var rquery = ( /\?/ ); + + + +// Cross-browser xml parsing +jQuery.parseXML = function( data ) { + var xml, parserErrorElem; + if ( !data || typeof data !== "string" ) { + return null; + } + + // Support: IE 9 - 11 only + // IE throws on parseFromString with invalid input. + try { + xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" ); + } catch ( e ) {} + + parserErrorElem = xml && xml.getElementsByTagName( "parsererror" )[ 0 ]; + if ( !xml || parserErrorElem ) { + jQuery.error( "Invalid XML: " + ( + parserErrorElem ? + jQuery.map( parserErrorElem.childNodes, function( el ) { + return el.textContent; + } ).join( "\n" ) : + data + ) ); + } + return xml; +}; -var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/; +var rfocusMorph = /^(?:focusinfocus|focusoutblur)$/, + stopPropagationCallback = function( e ) { + e.stopPropagation(); + }; jQuery.extend( jQuery.event, { trigger: function( event, data, elem, onlyHandlers ) { - var i, cur, tmp, bubbleType, ontype, handle, special, + var i, cur, tmp, bubbleType, ontype, handle, special, lastElement, eventPath = [ elem || document ], type = hasOwn.call( event, "type" ) ? event.type : event, namespaces = hasOwn.call( event, "namespace" ) ? event.namespace.split( "." ) : []; - cur = tmp = elem = elem || document; + cur = lastElement = tmp = elem = elem || document; // Don't do events on text and comment nodes if ( elem.nodeType === 3 || elem.nodeType === 8 ) { @@ -8137,9 +8595,9 @@ jQuery.extend( jQuery.event, { 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 ) ) { + // Determine event propagation path in advance, per W3C events spec (trac-9951) + // Bubble up to document, then to window; watch for a global ownerDocument var (trac-9724) + if ( !onlyHandlers && !special.noBubble && !isWindow( elem ) ) { bubbleType = special.delegateType || type; if ( !rfocusMorph.test( bubbleType + type ) ) { @@ -8159,13 +8617,13 @@ jQuery.extend( jQuery.event, { // Fire handlers on the event path i = 0; while ( ( cur = eventPath[ i++ ] ) && !event.isPropagationStopped() ) { - + lastElement = cur; event.type = i > 1 ? bubbleType : special.bindType || type; // jQuery handler - handle = ( dataPriv.get( cur, "events" ) || {} )[ event.type ] && + handle = ( dataPriv.get( cur, "events" ) || Object.create( null ) )[ event.type ] && dataPriv.get( cur, "handle" ); if ( handle ) { handle.apply( cur, data ); @@ -8190,8 +8648,8 @@ jQuery.extend( jQuery.event, { acceptData( elem ) ) { // Call a native DOM method on the target with the same name as the event. - // Don't do default actions on window, that's where global variables be (#6170) - if ( ontype && jQuery.isFunction( elem[ type ] ) && !jQuery.isWindow( elem ) ) { + // Don't do default actions on window, that's where global variables be (trac-6170) + if ( ontype && isFunction( elem[ type ] ) && !isWindow( elem ) ) { // Don't re-trigger an onFOO event when we call its FOO() method tmp = elem[ ontype ]; @@ -8202,7 +8660,17 @@ jQuery.extend( jQuery.event, { // Prevent re-triggering of the same event, since we already bubbled it above jQuery.event.triggered = type; + + if ( event.isPropagationStopped() ) { + lastElement.addEventListener( type, stopPropagationCallback ); + } + elem[ type ](); + + if ( event.isPropagationStopped() ) { + lastElement.removeEventListener( type, stopPropagationCallback ); + } + jQuery.event.triggered = undefined; if ( tmp ) { @@ -8248,102 +8716,6 @@ jQuery.fn.extend( { } ); -jQuery.each( ( "blur focus focusin focusout resize scroll click dblclick " + - "mousedown mouseup mousemove mouseover mouseout mouseenter mouseleave " + - "change select submit keydown keypress keyup contextmenu" ).split( " " ), - function( i, name ) { - - // Handle event binding - jQuery.fn[ name ] = function( data, fn ) { - return arguments.length > 0 ? - this.on( name, null, data, fn ) : - this.trigger( name ); - }; -} ); - -jQuery.fn.extend( { - hover: function( fnOver, fnOut ) { - return this.mouseenter( fnOver ).mouseleave( fnOut || fnOver ); - } -} ); - - - - -support.focusin = "onfocusin" in window; - - -// Support: Firefox <=44 -// Firefox doesn't have focus(in | out) events -// Related ticket - https://bugzilla.mozilla.org/show_bug.cgi?id=687787 -// -// Support: Chrome <=48 - 49, Safari <=9.0 - 9.1 -// 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://bugs.chromium.org/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 = dataPriv.access( doc, fix ); - - if ( !attaches ) { - doc.addEventListener( orig, handler, true ); - } - dataPriv.access( doc, fix, ( attaches || 0 ) + 1 ); - }, - teardown: function() { - var doc = this.ownerDocument || this, - attaches = dataPriv.access( doc, fix ) - 1; - - if ( !attaches ) { - doc.removeEventListener( orig, handler, true ); - dataPriv.remove( doc, fix ); - - } else { - dataPriv.access( doc, fix, attaches ); - } - } - }; - } ); -} -var location = window.location; - -var nonce = jQuery.now(); - -var rquery = ( /\?/ ); - - - -// Cross-browser xml parsing -jQuery.parseXML = function( data ) { - var xml; - if ( !data || typeof data !== "string" ) { - return null; - } - - // Support: IE 9 - 11 only - // IE throws on parseFromString with invalid input. - try { - xml = ( new window.DOMParser() ).parseFromString( data, "text/xml" ); - } catch ( e ) { - xml = undefined; - } - - if ( !xml || xml.getElementsByTagName( "parsererror" ).length ) { - jQuery.error( "Invalid XML: " + data ); - } - return xml; -}; - - var rbracket = /\[\]$/, rCRLF = /\r?\n/g, @@ -8353,7 +8725,7 @@ var function buildParams( prefix, obj, traditional, add ) { var name; - if ( jQuery.isArray( obj ) ) { + if ( Array.isArray( obj ) ) { // Serialize array item. jQuery.each( obj, function( i, v ) { @@ -8374,7 +8746,7 @@ function buildParams( prefix, obj, traditional, add ) { } } ); - } else if ( !traditional && jQuery.type( obj ) === "object" ) { + } else if ( !traditional && toType( obj ) === "object" ) { // Serialize object item. for ( name in obj ) { @@ -8396,7 +8768,7 @@ jQuery.param = function( a, traditional ) { add = function( key, valueOrFunction ) { // If value is a function, invoke it and use its return value - var value = jQuery.isFunction( valueOrFunction ) ? + var value = isFunction( valueOrFunction ) ? valueOrFunction() : valueOrFunction; @@ -8404,8 +8776,12 @@ jQuery.param = function( a, traditional ) { encodeURIComponent( value == null ? "" : value ); }; + if ( a == null ) { + return ""; + } + // If an array was passed in, assume that it is an array of form elements. - if ( jQuery.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) { + if ( Array.isArray( a ) || ( a.jquery && !jQuery.isPlainObject( a ) ) ) { // Serialize the form elements jQuery.each( a, function() { @@ -8435,23 +8811,21 @@ jQuery.fn.extend( { // Can add propHook for "elements" to filter or add form elements var elements = jQuery.prop( this, "elements" ); return elements ? jQuery.makeArray( elements ) : this; - } ) - .filter( function() { + } ).filter( function() { var type = this.type; // Use .is( ":disabled" ) so that fieldset[disabled] works return this.name && !jQuery( this ).is( ":disabled" ) && rsubmittable.test( this.nodeName ) && !rsubmitterTypes.test( type ) && ( this.checked || !rcheckableType.test( type ) ); - } ) - .map( function( i, elem ) { + } ).map( function( _i, elem ) { var val = jQuery( this ).val(); if ( val == null ) { return null; } - if ( jQuery.isArray( val ) ) { + if ( Array.isArray( val ) ) { return jQuery.map( val, function( val ) { return { name: elem.name, value: val.replace( rCRLF, "\r\n" ) }; } ); @@ -8469,7 +8843,7 @@ var rantiCache = /([?&])_=[^&]*/, rheaders = /^(.*?):[ \t]*([^\r\n]*)$/mg, - // #7653, #8125, #8152: local protocol detection + // trac-7653, trac-8125, trac-8152: local protocol detection rlocalProtocol = /^(?:about|app|app-storage|.+-extension|file|res|widget):$/, rnoContent = /^(?:GET|HEAD)$/, rprotocol = /^\/\//, @@ -8492,12 +8866,13 @@ var */ transports = {}, - // Avoid comment-prolog char sequence (#10098); must appease lint and evade compression + // Avoid comment-prolog char sequence (trac-10098); must appease lint and evade compression allTypes = "*/".concat( "*" ), // Anchor tag for parsing the document origin originAnchor = document.createElement( "a" ); - originAnchor.href = location.href; + +originAnchor.href = location.href; // Base "constructor" for jQuery.ajaxPrefilter and jQuery.ajaxTransport function addToPrefiltersOrTransports( structure ) { @@ -8514,7 +8889,7 @@ function addToPrefiltersOrTransports( structure ) { i = 0, dataTypes = dataTypeExpression.toLowerCase().match( rnothtmlwhite ) || []; - if ( jQuery.isFunction( func ) ) { + if ( isFunction( func ) ) { // For each dataType in the dataTypeExpression while ( ( dataType = dataTypes[ i++ ] ) ) { @@ -8562,7 +8937,7 @@ function inspectPrefiltersOrTransports( structure, options, originalOptions, jqX // A special extend for ajax options // that takes "flat" options (not to be deep extended) -// Fixes #9887 +// Fixes trac-9887 function ajaxExtend( target, src ) { var key, deep, flatOptions = jQuery.ajaxSettings.flatOptions || {}; @@ -8878,8 +9253,8 @@ jQuery.extend( { // Context for global events is callbackContext if it is a DOM node or jQuery collection globalEventContext = s.context && ( callbackContext.nodeType || callbackContext.jquery ) ? - jQuery( callbackContext ) : - jQuery.event, + jQuery( callbackContext ) : + jQuery.event, // Deferreds deferred = jQuery.Deferred(), @@ -8906,12 +9281,14 @@ jQuery.extend( { if ( !responseHeaders ) { responseHeaders = {}; while ( ( match = rheaders.exec( responseHeadersString ) ) ) { - responseHeaders[ match[ 1 ].toLowerCase() ] = match[ 2 ]; + responseHeaders[ match[ 1 ].toLowerCase() + " " ] = + ( responseHeaders[ match[ 1 ].toLowerCase() + " " ] || [] ) + .concat( match[ 2 ] ); } } - match = responseHeaders[ key.toLowerCase() ]; + match = responseHeaders[ key.toLowerCase() + " " ]; } - return match == null ? null : match; + return match == null ? null : match.join( ", " ); }, // Raw string @@ -8971,12 +9348,12 @@ jQuery.extend( { deferred.promise( jqXHR ); // Add protocol if not provided (prefilters might expect it) - // Handle falsy url in the settings object (#10093: consistency with old signature) + // Handle falsy url in the settings object (trac-10093: consistency with old signature) // We also use the url parameter if available s.url = ( ( url || s.url || location.href ) + "" ) .replace( rprotocol, location.protocol + "//" ); - // Alias method option to type as per ticket #12004 + // Alias method option to type as per ticket trac-12004 s.type = options.method || options.type || s.method || s.type; // Extract dataTypes list @@ -8986,7 +9363,7 @@ jQuery.extend( { if ( s.crossDomain == null ) { urlAnchor = document.createElement( "a" ); - // Support: IE <=8 - 11, Edge 12 - 13 + // Support: IE <=8 - 11, Edge 12 - 15 // IE throws exception on accessing the href property if url is malformed, // e.g. http://example.com:80x/ try { @@ -9019,7 +9396,7 @@ jQuery.extend( { } // We can fire global events as of now if asked to - // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (#15118) + // Don't fire events if jQuery.event is undefined in an AMD-usage scenario (trac-15118) fireGlobals = jQuery.event && s.global; // Watch for a new set of requests @@ -9044,18 +9421,19 @@ jQuery.extend( { // Remember the hash so we can put it back uncached = s.url.slice( cacheURL.length ); - // If data is available, append data to url - if ( s.data ) { + // If data is available and should be processed, append data to url + if ( s.data && ( s.processData || typeof s.data === "string" ) ) { cacheURL += ( rquery.test( cacheURL ) ? "&" : "?" ) + s.data; - // #9682: remove data so that it's not used in an eventual retry + // trac-9682: remove data so that it's not used in an eventual retry delete s.data; } // Add or update anti-cache param if needed if ( s.cache === false ) { cacheURL = cacheURL.replace( rantiCache, "$1" ); - uncached = ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ( nonce++ ) + uncached; + uncached = ( rquery.test( cacheURL ) ? "&" : "?" ) + "_=" + ( nonce.guid++ ) + + uncached; } // Put hash and anti-cache on the URL that will be requested (gh-1732) @@ -9188,6 +9566,13 @@ jQuery.extend( { response = ajaxHandleResponses( s, jqXHR, responses ); } + // Use a noop converter for missing script but not if jsonp + if ( !isSuccess && + jQuery.inArray( "script", s.dataTypes ) > -1 && + jQuery.inArray( "json", s.dataTypes ) < 0 ) { + s.converters[ "text script" ] = function() {}; + } + // Convert no matter what (that way responseXXX fields are always set) response = ajaxConvert( s, response, jqXHR, isSuccess ); @@ -9278,11 +9663,11 @@ jQuery.extend( { } } ); -jQuery.each( [ "get", "post" ], function( i, method ) { +jQuery.each( [ "get", "post" ], function( _i, method ) { jQuery[ method ] = function( url, data, callback, type ) { // Shift arguments if data argument was omitted - if ( jQuery.isFunction( data ) ) { + if ( isFunction( data ) ) { type = type || callback; callback = data; data = undefined; @@ -9299,18 +9684,36 @@ jQuery.each( [ "get", "post" ], function( i, method ) { }; } ); +jQuery.ajaxPrefilter( function( s ) { + var i; + for ( i in s.headers ) { + if ( i.toLowerCase() === "content-type" ) { + s.contentType = s.headers[ i ] || ""; + } + } +} ); + -jQuery._evalUrl = function( url ) { +jQuery._evalUrl = function( url, options, doc ) { return jQuery.ajax( { url: url, - // Make this explicit, since user can override this through ajaxSetup (#11264) + // Make this explicit, since user can override this through ajaxSetup (trac-11264) type: "GET", dataType: "script", cache: true, async: false, global: false, - "throws": true + + // Only evaluate the response if it is successful (gh-4126) + // dataFilter is not invoked for failure responses, so using it instead + // of the default converter is kludgy but it works. + converters: { + "text script": function() {} + }, + dataFilter: function( response ) { + jQuery.globalEval( response, options, doc ); + } } ); }; @@ -9320,7 +9723,7 @@ jQuery.fn.extend( { var wrap; if ( this[ 0 ] ) { - if ( jQuery.isFunction( html ) ) { + if ( isFunction( html ) ) { html = html.call( this[ 0 ] ); } @@ -9346,7 +9749,7 @@ jQuery.fn.extend( { }, wrapInner: function( html ) { - if ( jQuery.isFunction( html ) ) { + if ( isFunction( html ) ) { return this.each( function( i ) { jQuery( this ).wrapInner( html.call( this, i ) ); } ); @@ -9366,10 +9769,10 @@ jQuery.fn.extend( { }, wrap: function( html ) { - var isFunction = jQuery.isFunction( html ); + var htmlIsFunction = isFunction( html ); return this.each( function( i ) { - jQuery( this ).wrapAll( isFunction ? html.call( this, i ) : html ); + jQuery( this ).wrapAll( htmlIsFunction ? html.call( this, i ) : html ); } ); }, @@ -9404,7 +9807,7 @@ var xhrSuccessStatus = { 0: 200, // Support: IE <=9 only - // #1450: sometimes IE returns 1223 when it should be 204 + // trac-1450: sometimes IE returns 1223 when it should be 204 1223: 204 }, xhrSupported = jQuery.ajaxSettings.xhr(); @@ -9461,7 +9864,8 @@ jQuery.ajaxTransport( function( options ) { return function() { if ( callback ) { callback = errorCallback = xhr.onload = - xhr.onerror = xhr.onabort = xhr.onreadystatechange = null; + xhr.onerror = xhr.onabort = xhr.ontimeout = + xhr.onreadystatechange = null; if ( type === "abort" ) { xhr.abort(); @@ -9475,7 +9879,7 @@ jQuery.ajaxTransport( function( options ) { } else { complete( - // File: protocol always yields status 0; see #8605, #14207 + // File: protocol always yields status 0; see trac-8605, trac-14207 xhr.status, xhr.statusText ); @@ -9501,7 +9905,7 @@ jQuery.ajaxTransport( function( options ) { // Listen to events xhr.onload = callback(); - errorCallback = xhr.onerror = callback( "error" ); + errorCallback = xhr.onerror = xhr.ontimeout = callback( "error" ); // Support: IE 9 only // Use onreadystatechange to replace onabort @@ -9536,7 +9940,7 @@ jQuery.ajaxTransport( function( options ) { xhr.send( options.hasContent && options.data || null ); } catch ( e ) { - // #14683: Only rethrow if this hasn't been notified as an error yet + // trac-14683: Only rethrow if this hasn't been notified as an error yet if ( callback ) { throw e; } @@ -9592,24 +9996,21 @@ jQuery.ajaxPrefilter( "script", function( s ) { // Bind script tag hack transport jQuery.ajaxTransport( "script", function( s ) { - // This transport only deals with cross domain requests - if ( s.crossDomain ) { + // This transport only deals with cross domain or forced-by-attrs requests + if ( s.crossDomain || s.scriptAttrs ) { var script, callback; return { send: function( _, complete ) { - script = jQuery( "