/*! * Sizzle CSS Selector Engine v2.3.7-pre * https://sizzlejs.com/ * * Copyright JS Foundation and other contributors * Released under the MIT license * https://js.foundation/ * * Date: 2022-04-02 * * git commit hash for Deno DOM: ede0e97563c8473b8cfa4045c7c2cd6129ecc1aa */ import { customByTagNameSym, customByClassNameSym } from "./custom-api.ts"; export default document => { const sizzleWindow = { document, }; SetupSizzle(sizzleWindow); const { Sizzle } = sizzleWindow; return { first(selectors, context) { return Sizzle(selectors, context)[0] ?? null; }, select(selectors, context) { return Sizzle(selectors, context); }, match(selectors, context) { return Sizzle.matchesSelector(context, selectors); }, }; }; function SetupSizzle(window) { var i, support, Expr, getText, isXML, tokenize, compile, select, outermostContext, sortInput, hasDuplicate, // Local document vars setDocument, document, docElem, documentIsHTML, rbuggyQSA, rbuggyMatches, matches, contains, // Instance-specific data expando = "sizzle" + 1 * new Date(), preferredDoc = window.document, dirruns = 0, done = 0, classCache = createCache(), tokenCache = createCache(), compilerCache = createCache(), nonnativeSelectorCache = createCache(), sortOrder = function (a, b) { if (a === b) { hasDuplicate = true; } return 0; }, // Instance methods hasOwn = {}.hasOwnProperty, arr = [], pop = arr.pop, pushNative = 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", // 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])+", // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace + // Operator (capture 2) "*([*^$|!~]?=)" + whitespace + // "Attribute values must be CSS identifiers [capture 5] // or strings [capture 3 or capture 4]" "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace + "*\\]", pseudos = ":(" + identifier + ")(?:\\((" + // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments: // 1. quoted (capture 3; capture 4 or capture 5) "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" + // 2. simple (capture 6) "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" + // 3. anything else (capture 2) ".*" + ")\\)|)", // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter rwhitespace = new RegExp(whitespace + "+", "g"), rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ), rcomma = new RegExp("^" + whitespace + "*," + whitespace + "*"), rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ), 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"), // 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 + "*\\)|)(?=[^-]|$)", "i" ), }, rhtml = /HTML$/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-]+))$/, rsibling = /[+~]/, // CSS escapes // http://www.w3.org/TR/CSS21/syndata.html#escaped-characters runescape = new RegExp( "\\\\[\\da-fA-F]{1,6}" + whitespace + "?|\\\\([^\\r\\n\\f])", "g" ), funescape = function (escape, nonHex) { var high = "0x" + escape.slice(1) - 0x10000; return nonHex ? // Strip the backslash prefix from a non-hex escape sequence nonHex : // Replace a hexadecimal escape sequence with the encoded Unicode code point // Support: IE <=11+ // For values outside the Basic Multilingual Plane (BMP), manually construct a // surrogate pair high < 0 ? String.fromCharCode(high + 0x10000) : String.fromCharCode((high >> 10) | 0xd800, (high & 0x3ff) | 0xdc00); }, // CSS string/identifier serialization // https://drafts.csswg.org/cssom/#common-serializing-idioms rcssescape = /([\0-\x1f\x7f]|^-?\d)|^-$|[^\0-\x1f\x7f-\uFFFF\w-]/g, fcssescape = function (ch, asCodePoint) { if (asCodePoint) { // U+0000 NULL becomes U+FFFD REPLACEMENT CHARACTER if (ch === "\0") { return "\uFFFD"; } // Control characters and (dependent upon position) numbers get escaped as code points return ( ch.slice(0, -1) + "\\" + ch.charCodeAt(ch.length - 1).toString(16) + " " ); } // Other potentially-special ASCII characters get backslash-escaped return "\\" + ch; }, // Used for iframes // See setDocument() // Removing the function wrapper causes a "Permission Denied" // error in IE unloadHandler = function () { setDocument(); }, inDisabledFieldset = addCombinator( function (elem) { return ( elem.disabled === true && elem.nodeName.toLowerCase() === "fieldset" ); }, { dir: "parentNode", next: "legend" } ); // Optimize for push.apply( _, NodeList ) try { push.apply( (arr = slice.call(preferredDoc.childNodes)), preferredDoc.childNodes ); // Support: Android<4.0 // Detect silently failing push.apply // eslint-disable-next-line no-unused-expressions arr[preferredDoc.childNodes.length].nodeType; } catch (e) { push = { apply: arr.length ? // Leverage slice if possible function (target, els) { pushNative.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; }, }; } function Sizzle(selector, context, results, seed) { var m, i, elem, nid, match, groups, newSelector, newContext = context && context.ownerDocument, // nodeType defaults to 9, since context defaults to document nodeType = context ? context.nodeType : 9; results = results || []; // Return early from calls with invalid selector or context if ( typeof selector !== "string" || !selector || (nodeType !== 1 && nodeType !== 9 && nodeType !== 11) ) { return results; } // Try to shortcut find operations (as opposed to filters) in HTML documents if (!seed) { 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))) { // ID selector if ((m = match[1])) { // Document context if (nodeType === 9) { if ((elem = context.getElementById(m))) { // Support: IE, Opera, Webkit // TODO: identify versions // getElementById can match elements by name instead of ID if (elem.id === m) { results.push(elem); return results; } } else { return results; } // Element context } else { // Support: IE, Opera, Webkit // TODO: identify versions // getElementById can match elements by name instead of ID if ( newContext && (elem = newContext.getElementById(m)) && contains(context, elem) && elem.id === m ) { results.push(elem); return results; } } // Type selector } else if (match[2]) { push.apply(results, context.getElementsByTagName(selector)); return results; // Class selector } else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) { push.apply(results, context.getElementsByClassName(m)); return results; } } // Take advantage of querySelectorAll if ( support.qsa && !nonnativeSelectorCache[selector + " "] && (!rbuggyQSA || !rbuggyQSA.test(selector)) && // Support: IE 8 only // Exclude object elements (nodeType !== 1 || context.nodeName.toLowerCase() !== "object") ) { newSelector = selector; newContext = context; // qSA considers elements outside a scoping root when evaluating child or // descendant combinators, which is not what we want. // In such cases, we work around the behavior by prefixing every selector in the // list with an ID selector referencing the scope context. // The technique has to be used as well when a leading combinator is used // as such selectors are not recognized by querySelectorAll. // Thanks to Andrew Dupont for this technique. if ( nodeType === 1 && (rdescend.test(selector) || rcombinators.test(selector)) ) { // Expand context for sibling selectors newContext = (rsibling.test(selector) && testContext(context.parentNode)) || context; // We can use :scope instead of the ID hack if the browser // supports it & if we're not changing the context. if (newContext !== context || !support.scope) { // Capture the context ID, setting it first if necessary if ((nid = context.getAttribute("id"))) { nid = nid.replace(rcssescape, fcssescape); } else { context.setAttribute("id", (nid = expando)); } } // Prefix every selector in the list groups = tokenize(selector); i = groups.length; while (i--) { groups[i] = (nid ? "#" + nid : ":scope") + " " + toSelector(groups[i]); } newSelector = groups.join(","); } try { push.apply(results, newContext.querySelectorAll(newSelector)); return results; } catch (qsaError) { nonnativeSelectorCache(selector, true); } finally { if (nid === expando) { context.removeAttribute("id"); } } } } } // All others return select(selector.replace(rtrim, "$1"), context, results, seed); } /** * Create key-value caches of limited size * @returns {function(string, object)} Returns the Object data after storing it on itself with * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength) * deleting the oldest entry */ function createCache() { var keys = []; function cache(key, value) { // Use (key + " ") to avoid collision with native prototype properties (see Issue #157) if (keys.push(key + " ") > Expr.cacheLength) { // Only keep the most recent entries delete cache[keys.shift()]; } return (cache[key + " "] = value); } return cache; } /** * Mark a function for special use by Sizzle * @param {Function} fn The function to mark */ function markFunction(fn) { fn[expando] = true; return fn; } /** * Support testing using an element * @param {Function} fn Passed the created element and returns a boolean result */ function assert(fn) { // deno-dom: we don't need to assert anything return true; var el = document.createElement("fieldset"); try { return !!fn(el); } 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; }; } /** * Returns a function to use in pseudos for buttons * @param {String} type */ function createButtonPseudo(type) { return function (elem) { var name = elem.nodeName.toLowerCase(); return (name === "input" || name === "button") && elem.type === type; }; } /** * Returns a function to use in pseudos for :enabled/:disabled * @param {Boolean} disabled true for :disabled; false for :enabled */ function createDisabledPseudo(disabled) { // Known :disabled false positives: fieldset[disabled] > legend:nth-of-type(n+2) :can-disable return function (elem) { // Only certain elements can match :enabled or :disabled // https://html.spec.whatwg.org/multipage/scripting.html#selector-enabled // https://html.spec.whatwg.org/multipage/scripting.html#selector-disabled if ("form" in elem) { // Check for inherited disabledness on relevant non-disabled elements: // * listed form-associated elements in a disabled fieldset // https://html.spec.whatwg.org/multipage/forms.html#category-listed // https://html.spec.whatwg.org/multipage/forms.html#concept-fe-disabled // * option elements in a disabled optgroup // https://html.spec.whatwg.org/multipage/forms.html#concept-option-disabled // All such elements have a "form" property. if (elem.parentNode && elem.disabled === false) { // Option elements defer to a parent optgroup if present if ("label" in elem) { if ("label" in elem.parentNode) { return elem.parentNode.disabled === disabled; } else { return elem.disabled === disabled; } } // Support: IE 6 - 11 // Use the isDisabled shortcut property to check for disabled fieldset ancestors return ( elem.isDisabled === disabled || // Where there is no isDisabled, check manually /* jshint -W018 */ (elem.isDisabled !== !disabled && inDisabledFieldset(elem) === disabled) ); } return elem.disabled === disabled; // Try to winnow out elements that can't be disabled before trusting the disabled property. // Some victims get caught in our net (label, legend, menu, track), but it shouldn't // even exist on them, let alone have a boolean value. } else if ("label" in elem) { return elem.disabled === disabled; } // Remaining elements are neither :enabled nor :disabled return false; }; } /** * Returns a function to use in pseudos for positionals * @param {Function} fn */ function createPositionalPseudo(fn) { return markFunction(function (argument) { argument = +argument; 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]); } } }); }); } /** * Checks a node for validity as a Sizzle context * @param {Element|Object=} context * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value */ 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) { var namespace = elem && elem.namespaceURI, docElem = elem && (elem.ownerDocument || elem).documentElement; // Support: IE <=8 // Assume HTML when documentElement doesn't yet exist, such as inside loading iframes // https://bugs.jquery.com/ticket/4833 return !rhtml.test(namespace || (docElem && docElem.nodeName) || "HTML"); }; /** * 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 * @returns {Object} Returns the current document */ setDocument = Sizzle.setDocument = function (node) { var hasCompare, subWindow, doc = node ? node.ownerDocument || node : preferredDoc; // Return early if doc is invalid or already selected // 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); // Support: IE 9 - 11+, Edge 12 - 18+ // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936) // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq if ( preferredDoc != document && (subWindow = document.defaultView) && subWindow.top !== subWindow ) { // Support: IE 11, Edge if (subWindow.addEventListener) { subWindow.addEventListener("unload", unloadHandler, false); // Support: IE 9 - 10 only } else if (subWindow.attachEvent) { subWindow.attachEvent("onunload", unloadHandler); } } // Support: IE 8 - 11+, Edge 12 - 18+, Chrome <=16 - 25 only, Firefox <=3.6 - 31 only, // Safari 4 - 5 only, Opera <=11.6 - 12.x only // IE/Edge & older browsers don't support the :scope pseudo-class. // Support: Safari 6.0 only // Safari 6.0 supports :scope but it's an alias of :root there. support.scope = assert(function (el) { docElem.appendChild(el).appendChild(document.createElement("div")); return ( typeof el.querySelectorAll !== "undefined" && !el.querySelectorAll(":scope fieldset div").length ); }); /* Attributes ---------------------------------------------------------------------- */ // Support: IE<8 // Verify that getAttribute really returns attributes and not properties // (excepting IE8 booleans) support.attributes = assert(function (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) { var attrId = id.replace(runescape, funescape); return function (elem) { return elem.getAttribute("id") === attrId; }; }; Expr.find["ID"] = function (id, context) { if (typeof context.getElementById !== "undefined" && documentIsHTML) { var elem = context.getElementById(id); return elem ? [elem] : []; } }; } else { Expr.filter["ID"] = function (id) { var attrId = id.replace(runescape, funescape); return function (elem) { var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id"); return node && node.value === attrId; }; }; // Support: IE 6 - 7 only // getElementById is not reliable as a find shortcut Expr.find["ID"] = function (id, context) { if (typeof context.getElementById !== "undefined" && documentIsHTML) { var node, i, elems, elem = context.getElementById(id); if (elem) { // Verify the id attribute node = elem.getAttributeNode("id"); if (node && node.value === id) { return [elem]; } // Fall back on getElementsByName elems = context.getElementsByName(id); i = 0; while ((elem = elems[i++])) { node = elem.getAttributeNode("id"); if (node && node.value === id) { return [elem]; } } } return []; } }; } // Tag Expr.find["TAG"] = support.getElementsByTagName ? function (tag, context) { if (typeof context.getElementsByTagName !== "undefined") { return context.getElementsByTagName(tag); } else if (context[customByTagNameSym]) { // deno-dom: use DocumentFragment's custom API return context[customByTagNameSym](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); } } return tmp; } return results; }; // Class Expr.find["CLASS"] = support.getElementsByClassName && function (className, context) { if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) { return context.getElementsByClassName(className); } else if (context[customByClassNameSym]) { // deno-dom: use DocumentFragment's custom API return context[customByClassNameSym](className); } }; /* QSA/matchesSelector ---------------------------------------------------------------------- */ // 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) { var input; // Select is set to empty string on purpose // This is to test IE's treatment of not explicitly // setting a boolean content attribute, // since its presence should be enough // 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("~="); } // Support: IE 11+, Edge 15 - 18+ // IE 11/Edge don't find elements on a `[name='']` query in some cases. // Adding a temporary attribute to the document before the selection works // around the issue. // Interestingly, IE 10 & older don't seem to have the issue. input = document.createElement("input"); input.setAttribute("name", ""); el.appendChild(input); if (!el.querySelectorAll("[name='']").length) { rbuggyQSA.push( "\\[" + whitespace + "*name" + whitespace + "*=" + whitespace + "*(?:''|\"\")" ); } // Webkit/Opera - :checked should return selected option elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked // IE8 throws error here and will not see later tests if (!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(".#.+[+~]"); } // Support: Firefox <=3.6 - 5 only // Old Firefox doesn't throw on a badly-escaped identifier. el.querySelectorAll("\\\f"); rbuggyQSA.push("[\\r\\n\\f]"); }); assert(function (el) { el.innerHTML = "" + ""; // Support: Windows 8 Native Apps // The type and name attributes are restricted during .innerHTML assignment var input = document.createElement("input"); input.setAttribute("type", "hidden"); el.appendChild(input).setAttribute("name", "D"); // Support: IE8 // Enforce case-sensitivity of name attribute if (el.querySelectorAll("[name=d]").length) { rbuggyQSA.push("name" + whitespace + "*[*^$|!~]?="); } // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled) // IE8 throws error here and will not see later tests if (el.querySelectorAll(":enabled").length !== 2) { rbuggyQSA.push(":enabled", ":disabled"); } // Support: IE9-11+ // IE's :disabled selector does not pick up the children of disabled fieldsets docElem.appendChild(el).disabled = true; if (el.querySelectorAll(":disabled").length !== 2) { rbuggyQSA.push(":enabled", ":disabled"); } // Support: Opera 10 - 11 only // Opera 10-11 does not throw on post-comma invalid pseudos el.querySelectorAll("*,:x"); rbuggyQSA.push(",.*:"); }); } if ( (support.matchesSelector = rnative.test( (matches = docElem.matches || docElem.webkitMatchesSelector || docElem.mozMatchesSelector || docElem.oMatchesSelector || docElem.msMatchesSelector) )) ) { assert(function (el) { // Check to see if it's possible to do matchesSelector // on a disconnected node (IE 9) support.disconnectedMatch = matches.call(el, "*"); // This should fail with an exception // Gecko does not error, returns false instead matches.call(el, "[s!='']:x"); rbuggyMatches.push("!=", pseudos); }); } 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; }; /* Sorting ---------------------------------------------------------------------- */ // Document order sorting sortOrder = hasCompare ? function (a, b) { // Flag for duplicate removal if (a === b) { hasDuplicate = true; return 0; } // Sort on method existence if only one input has compareDocumentPosition var compare = !a.compareDocumentPosition - !b.compareDocumentPosition; if (compare) { return compare; } // Calculate position if both inputs belong to the same 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 compare = (a.ownerDocument || a) == (b.ownerDocument || b) ? a.compareDocumentPosition(b) : // Otherwise we know they are disconnected 1; // Disconnected nodes if ( compare & 1 || (!support.sortDetached && b.compareDocumentPosition(a) === compare) ) { // Choose the first element that is related to our preferred 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 ( a == document || (a.ownerDocument == preferredDoc && contains(preferredDoc, a)) ) { return -1; } // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq if ( b == document || (b.ownerDocument == preferredDoc && contains(preferredDoc, b)) ) { return 1; } // Maintain original order return sortInput ? indexOf(sortInput, a) - indexOf(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) { // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. /* eslint-disable eqeqeq */ return a == document ? -1 : b == document ? 1 : /* eslint-enable eqeqeq */ aup ? -1 : bup ? 1 : sortInput ? 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 // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. /* eslint-disable eqeqeq */ ap[i] == preferredDoc ? -1 : bp[i] == preferredDoc ? 1 : /* eslint-enable eqeqeq */ 0; }; return document; }; Sizzle.matches = function (expr, elements) { return Sizzle(expr, null, null, elements); }; Sizzle.matchesSelector = function (elem, expr) { setDocument(elem); if ( support.matchesSelector && documentIsHTML && !nonnativeSelectorCache[expr + " "] && (!rbuggyMatches || !rbuggyMatches.test(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) { nonnativeSelectorCache(expr, true); } } return Sizzle(expr, document, null, [elem]).length > 0; }; Sizzle.contains = function (context, elem) { // Set document vars if needed // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq if ((context.ownerDocument || context) != document) { setDocument(context); } return contains(context, elem); }; Sizzle.attr = function (elem, name) { // Set document vars if needed // Support: IE 11+, Edge 17 - 18+ // IE/Edge sometimes throw a "Permission denied" error when strict-comparing // two documents; shallow comparisons work. // eslint-disable-next-line eqeqeq if ((elem.ownerDocument || elem) != document) { setDocument(elem); } var fn = Expr.attrHandle[name.toLowerCase()], // Don't get fooled by Object.prototype properties (jQuery #13807) val = fn && hasOwn.call(Expr.attrHandle, name.toLowerCase()) ? fn(elem, name, !documentIsHTML) : undefined; return val !== undefined ? val : support.attributes || !documentIsHTML ? elem.getAttribute(name) : (val = elem.getAttributeNode(name)) && val.specified ? val.value : null; }; Sizzle.escape = function (sel) { return (sel + "").replace(rcssescape, fcssescape); }; Sizzle.error = function (msg) { // throw new Error("Syntax error, unrecognized expression: " + msg); // deno-dom: syntax errors should be DOMExceptions throw new DOMException(`'${ msg }' is not a valid selector`); }; /** * Document sorting and removing duplicates * @param {ArrayLike} results */ Sizzle.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); if (hasDuplicate) { while ((elem = results[i++])) { if (elem === results[i]) { j = duplicates.push(i); } } while (j--) { results.splice(duplicates[j], 1); } } // Clear input after sorting to release objects // See https://github.com/jquery/sizzle/pull/225 sortInput = null; 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; }; Expr = Sizzle.selectors = { // Can be adjusted by the user cacheLength: 50, createPseudo: markFunction, match: matchExpr, attrHandle: {}, find: {}, relative: { ">": { dir: "parentNode", first: true }, " ": { dir: "parentNode" }, "+": { dir: "previousSibling", first: true }, "~": { dir: "previousSibling" }, }, preFilter: { 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 ); if (match[2] === "~=") { match[3] = " " + match[3] + " "; } return match.slice(0, 4); }, CHILD: function (match) { /* matches from matchExpr["CHILD"] 1 type (only|nth|...) 2 what (child|of-type) 3 argument (even|odd|\d*|\d*n([+-]\d+)?|...) 4 xn-component of xn+y argument ([+-]?\d*n|) 5 sign of xn-component 6 x of xn-component 7 sign of y-component 8 y of y-component */ match[1] = match[1].toLowerCase(); if (match[1].slice(0, 3) === "nth") { // nth-* requires argument if (!match[3]) { Sizzle.error(match[0]); } // numeric x and y parameters for Expr.filter.CHILD // remember that false/true cast respectively to 0/1 match[4] = +(match[4] ? match[5] + (match[6] || 1) : 2 * (match[3] === "even" || match[3] === "odd")); match[5] = +(match[7] + match[8] || match[3] === "odd"); // other types prohibit arguments } else if (match[3]) { Sizzle.error(match[0]); } return match; }, PSEUDO: function (match) { var excess, unquoted = !match[6] && match[2]; if (matchExpr["CHILD"].test(match[0])) { return null; } // Accept quoted arguments as-is 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)) && // advance to the next closing parenthesis (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); } // Return only captures needed by the pseudo filter method (type and argument) return match.slice(0, 3); }, }, filter: { TAG: function (nodeNameSelector) { var nodeName = nodeNameSelector .replace(runescape, funescape) .toLowerCase(); return nodeNameSelector === "*" ? function () { return true; } : function (elem) { return elem.nodeName && elem.nodeName.toLowerCase() === nodeName; }; }, CLASS: function (className) { var pattern = classCache[className + " "]; return ( pattern || ((pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) && classCache(className, function (elem) { return pattern.test( (typeof elem.className === "string" && elem.className) || (typeof elem.getAttribute !== "undefined" && elem.getAttribute("class")) || "" ); })) ); }, ATTR: function (name, operator, check) { return function (elem) { var result = Sizzle.attr(elem, name); if (result == null) { return operator === "!="; } if (!operator) { return true; } result += ""; /* eslint-disable max-len */ return operator === "=" ? result === check : operator === "!=" ? result !== check : operator === "^=" ? check && result.indexOf(check) === 0 : operator === "*=" ? check && result.indexOf(check) > -1 : operator === "$=" ? check && result.slice(-check.length) === check : operator === "~=" ? (" " + result.replace(rwhitespace, " ") + " ").indexOf(check) > -1 : operator === "|=" ? result === check || result.slice(0, check.length + 1) === check + "-" : false; /* eslint-enable max-len */ }; }, CHILD: function (type, what, _argument, first, last) { var simple = type.slice(0, 3) !== "nth", forward = type.slice(-4) !== "last", ofType = what === "of-type"; return first === 1 && last === 0 ? // Shortcut for :nth-*(n) function (elem) { return !!elem.parentNode; } : function (elem, _context, xml) { var cache, uniqueCache, outerCache, node, nodeIndex, start, dir = simple !== forward ? "nextSibling" : "previousSibling", parent = elem.parentNode, name = ofType && elem.nodeName.toLowerCase(), useCache = !xml && !ofType, diff = false; if (parent) { // :(first|last|only)-(child|of-type) if (simple) { while (dir) { node = elem; while ((node = node[dir])) { if ( ofType ? node.nodeName.toLowerCase() === name : node.nodeType === 1 ) { return false; } } // Reverse direction for :only-* (if we haven't yet done so) start = dir = type === "only" && !start && "nextSibling"; } return true; } start = [forward ? parent.firstChild : parent.lastChild]; // non-xml :nth-child(...) stores cache data on `parent` 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] || []; nodeIndex = cache[0] === dirruns && cache[1]; diff = nodeIndex && cache[2]; node = nodeIndex && parent.childNodes[nodeIndex]; while ( (node = (++nodeIndex && node && node[dir]) || // Fallback to seeking `elem` from the start (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]; 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] || []; nodeIndex = cache[0] === dirruns && cache[1]; diff = nodeIndex; } // 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()) ) { if ( (ofType ? node.nodeName.toLowerCase() === 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]; } if (node === elem) { break; } } } } } // Incorporate the offset, then check against cycle size diff -= last; return ( diff === first || (diff % first === 0 && diff / first >= 0) ); } }; }, PSEUDO: function (pseudo, argument) { // pseudo-class names are case-insensitive // http://www.w3.org/TR/selectors/#pseudo-classes // Prioritize by case sensitivity in case custom pseudos are added with uppercase letters // Remember that setFilters inherits from pseudos var args, fn = Expr.pseudos[pseudo] || Expr.setFilters[pseudo.toLowerCase()] || Sizzle.error("unsupported pseudo: " + pseudo); // The user may use createPseudo to indicate that // arguments are needed to create the filter function // just as Sizzle does if (fn[expando]) { return fn(argument); } // But maintain support for old signatures if (fn.length > 1) { args = [pseudo, pseudo, "", argument]; return Expr.setFilters.hasOwnProperty(pseudo.toLowerCase()) ? 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]); } }) : function (elem) { return fn(elem, 0, args); }; } return fn; }, }, pseudos: { // Potentially complex pseudos 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")); return matcher[expando] ? 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); } } }) : function (elem, _context, xml) { input[0] = elem; matcher(input, null, xml, results); // Don't keep the element (issue #299) input[0] = null; return !results.pop(); }; }), has: markFunction(function (selector) { return function (elem) { return Sizzle(selector, elem).length > 0; }; }), contains: markFunction(function (text) { text = text.replace(runescape, funescape); return function (elem) { return (elem.textContent || getText(elem)).indexOf(text) > -1; }; }), // "Whether an element is represented by a :lang() selector // is based solely on the element's language value // being equal to the identifier C, // 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) { // lang value must be a valid identifier if (!ridentifier.test(lang || "")) { Sizzle.error("unsupported lang: " + lang); } lang = lang.replace(runescape, funescape).toLowerCase(); return function (elem) { var elemLang; do { if ( (elemLang = documentIsHTML ? elem.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); return false; }; }), // Miscellaneous target: function (elem) { var hash = window.location && window.location.hash; return hash && hash.slice(1) === elem.id; }, root: function (elem) { return elem === docElem; }, focus: function (elem) { return ( elem === document.activeElement && (!document.hasFocus || document.hasFocus()) && !!(elem.type || elem.href || ~elem.tabIndex) ); }, // Boolean properties enabled: createDisabledPseudo(false), disabled: createDisabledPseudo(true), checked: function (elem) { // In CSS3, :checked should return both checked and selected elements // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked var nodeName = elem.nodeName.toLowerCase(); return ( (nodeName === "input" && !!elem.checked) || (nodeName === "option" && !!elem.selected) ); }, selected: function (elem) { // Accessing this property makes selected-by-default // options in Safari work properly if (elem.parentNode) { // eslint-disable-next-line no-unused-expressions elem.parentNode.selectedIndex; } return elem.selected === true; }, // Contents empty: function (elem) { // http://www.w3.org/TR/selectors/#empty-pseudo // :empty is negated by element (1) or content nodes (text: 3; cdata: 4; entity ref: 5), // but not by others (comment: 8; processing instruction: 7; etc.) // nodeType < 6 works because attributes (2) do not appear as children for (elem = elem.firstChild; elem; elem = elem.nextSibling) { if (elem.nodeType < 6) { return false; } } return true; }, parent: function (elem) { return !Expr.pseudos["empty"](elem); }, // Element/input types header: function (elem) { return rheader.test(elem.nodeName); }, input: function (elem) { return rinputs.test(elem.nodeName); }, button: function (elem) { var name = elem.nodeName.toLowerCase(); return ( (name === "input" && elem.type === "button") || name === "button" ); }, text: function (elem) { var attr; return ( elem.nodeName.toLowerCase() === "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") ); }, // Position-in-collection first: createPositionalPseudo(function () { return [0]; }), last: createPositionalPseudo(function (_matchIndexes, length) { return [length - 1]; }), eq: createPositionalPseudo(function (_matchIndexes, length, argument) { return [argument < 0 ? argument + length : argument]; }), even: createPositionalPseudo(function (matchIndexes, length) { var i = 0; for (; i < length; i += 2) { matchIndexes.push(i); } return matchIndexes; }), odd: createPositionalPseudo(function (matchIndexes, length) { var i = 1; for (; i < length; i += 2) { matchIndexes.push(i); } return matchIndexes; }), lt: createPositionalPseudo(function (matchIndexes, length, argument) { var i = argument < 0 ? argument + length : argument > length ? length : argument; for (; --i >= 0; ) { matchIndexes.push(i); } return matchIndexes; }), 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"]; // Add button/input type pseudos for (i in { radio: true, checkbox: true, file: true, password: true, image: true, }) { Expr.pseudos[i] = createInputPseudo(i); } for (i in { submit: true, reset: true }) { Expr.pseudos[i] = createButtonPseudo(i); } // Easy API for creating new setFilters function setFilters() {} setFilters.prototype = Expr.filters = Expr.pseudos; Expr.setFilters = new setFilters(); tokenize = Sizzle.tokenize = function (selector, parseOnly) { var matched, match, tokens, type, soFar, groups, preFilters, cached = tokenCache[selector + " "]; if (cached) { return parseOnly ? 0 : cached.slice(0); } soFar = selector; groups = []; preFilters = Expr.preFilter; while (soFar) { // Comma and first run if (!matched || (match = rcomma.exec(soFar))) { if (match) { // Don't consume trailing commas as valid soFar = soFar.slice(match[0].length) || soFar; } groups.push((tokens = [])); } matched = false; // Combinators if ((match = rcombinators.exec(soFar))) { matched = match.shift(); tokens.push({ value: matched, // Cast descendant combinators to space type: match[0].replace(rtrim, " "), }); soFar = soFar.slice(matched.length); } // Filters for (type in Expr.filter) { if ( (match = matchExpr[type].exec(soFar)) && (!preFilters[type] || (match = preFilters[type](match))) ) { matched = match.shift(); tokens.push({ value: matched, type: type, matches: match, }); soFar = soFar.slice(matched.length); } } if (!matched) { break; } } // 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); }; function toSelector(tokens) { var i = 0, len = tokens.length, selector = ""; for (; i < len; i++) { selector += tokens[i].value; } return selector; } function addCombinator(matcher, combinator, base) { var dir = combinator.dir, skip = combinator.next, key = skip || dir, checkNonElements = base && key === "parentNode", doneName = done++; return combinator.first ? // Check against closest ancestor/preceding element function (elem, context, xml) { while ((elem = elem[dir])) { if (elem.nodeType === 1 || checkNonElements) { return matcher(elem, context, xml); } } return false; } : // Check against all ancestor/preceding elements function (elem, context, xml) { var oldCache, uniqueCache, 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])) { if (elem.nodeType === 1 || checkNonElements) { if (matcher(elem, context, xml)) { return true; } } } } else { while ((elem = elem[dir])) { if (elem.nodeType === 1 || checkNonElements) { 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()) { elem = elem[dir] || elem; } else if ( (oldCache = uniqueCache[key]) && oldCache[0] === dirruns && oldCache[1] === doneName ) { // Assign to newCache so results back-propagate to previous elements return (newCache[2] = oldCache[2]); } else { // Reuse newcache so results back-propagate to previous elements uniqueCache[key] = newCache; // A match means we're done; a fail means we have to keep checking if ((newCache[2] = matcher(elem, context, xml))) { return true; } } } } } return false; }; } function elementMatcher(matchers) { return matchers.length > 1 ? function (elem, context, xml) { var i = matchers.length; while (i--) { if (!matchers[i](elem, context, xml)) { return false; } } return true; } : matchers[0]; } function multipleContexts(selector, contexts, results) { var i = 0, len = contexts.length; for (; i < len; i++) { Sizzle(selector, contexts[i], results); } return results; } function condense(unmatched, map, filter, context, xml) { var elem, newUnmatched = [], i = 0, len = unmatched.length, mapped = map != null; for (; i < len; i++) { if ((elem = unmatched[i])) { if (!filter || filter(elem, context, xml)) { newUnmatched.push(elem); if (mapped) { map.push(i); } } } } return newUnmatched; } function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postSelector ) { if (postFilter && !postFilter[expando]) { postFilter = setMatcher(postFilter); } if (postFinder && !postFinder[expando]) { postFinder = setMatcher(postFinder, postSelector); } return markFunction(function (seed, results, context, xml) { var temp, i, elem, preMap = [], postMap = [], preexisting = results.length, // Get initial elements from seed or context elems = seed || multipleContexts( selector || "*", context.nodeType ? [context] : context, [] ), // Prefilter to get matcher input, preserving a map for seed-results synchronization matcherIn = preFilter && (seed || !selector) ? condense(elems, preMap, preFilter, context, xml) : elems, matcherOut = matcher ? // If we have a postFinder, or filtered seed, or non-seed postFilter or preexisting results, postFinder || (seed ? preFilter : preexisting || postFilter) ? // ...intermediate processing is necessary [] : // ...otherwise use results directly results : matcherIn; // Find primary matches if (matcher) { matcher(matcherIn, matcherOut, context, xml); } // Apply postFilter if (postFilter) { temp = condense(matcherOut, postMap); postFilter(temp, [], context, xml); // 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 (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])) { // Restore matcherIn since elem is not yet a final match temp.push((matcherIn[i] = elem)); } } 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 ) { seed[temp] = !(results[temp] = elem); } } } // Add elements to results, through postFinder if defined } else { matcherOut = condense( matcherOut === results ? matcherOut.splice(preexisting, matcherOut.length) : matcherOut ); if (postFinder) { postFinder(null, results, matcherOut, xml); } else { push.apply(results, matcherOut); } } }); } function matcherFromTokens(tokens) { var checkContext, matcher, j, len = tokens.length, 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) matchContext = addCombinator( function (elem) { return elem === checkContext; }, implicitRelative, true ), matchAnyContext = addCombinator( function (elem) { return indexOf(checkContext, elem) > -1; }, implicitRelative, true ), matchers = [ function (elem, context, xml) { var ret = (!leadingRelative && (xml || context !== outermostContext)) || ((checkContext = context).nodeType ? matchContext(elem, context, xml) : matchAnyContext(elem, context, xml)); // Avoid hanging onto element (issue #299) checkContext = null; return ret; }, ]; for (; i < len; i++) { if ((matcher = Expr.relative[tokens[i].type])) { matchers = [addCombinator(elementMatcher(matchers), matcher)]; } else { 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]) { 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"), matcher, i < j && matcherFromTokens(tokens.slice(i, j)), j < len && matcherFromTokens((tokens = tokens.slice(j))), j < len && toSelector(tokens) ); } matchers.push(matcher); } } return elementMatcher(matchers); } function matcherFromGroupMatchers(elementMatchers, setMatchers) { var bySet = setMatchers.length > 0, byElement = elementMatchers.length > 0, superMatcher = function (seed, context, xml, results, outermost) { var elem, j, matcher, matchedCount = 0, i = "0", unmatched = seed && [], setMatched = [], contextBackup = outermostContext, // We must always have either seed elements or outermost context 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), len = elems.length; if (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++) { if (byElement && elem) { j = 0; // 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); break; } } if (outermost) { dirruns = dirrunsUnique; } } // Track unmatched elements for set filters if (bySet) { // They will have gone through all possible matchers if ((elem = !matcher && elem)) { matchedCount--; } // Lengthen the array for every element, matched or not if (seed) { unmatched.push(elem); } } } // `i` is now the count of elements visited above, and adding it to `matchedCount` // makes the latter nonnegative. matchedCount += i; // Apply set filters to unmatched elements // NOTE: This can be skipped if there are no unmatched elements (i.e., `matchedCount` // equals `i`), unless we didn't visit _any_ elements in the above loop because we have // no element matchers and no seed. // Incrementing an initially-string "0" `i` allows `i` to remain a string only in that // case, which will result in a "00" `matchedCount` that differs from `i` but is also // numerically zero. if (bySet && i !== matchedCount) { j = 0; 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); } } } // Discard index placeholder values to get only actual matches setMatched = condense(setMatched); } // Add matches to results push.apply(results, setMatched); // Seedless set matches succeeding multiple successful matchers stipulate sorting if ( outermost && !seed && setMatched.length > 0 && matchedCount + setMatchers.length > 1 ) { Sizzle.uniqueSort(results); } } // Override manipulation of globals by nested matchers if (outermost) { dirruns = dirrunsUnique; outermostContext = contextBackup; } return unmatched; }; return bySet ? markFunction(superMatcher) : superMatcher; } compile = Sizzle.compile = function ( 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]); if (cached[expando]) { setMatchers.push(cached); } else { elementMatchers.push(cached); } } // Cache the compiled function 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 * selector functions * @param {String|Function} selector A selector or a pre-compiled * selector function built with Sizzle.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) { var i, tokens, token, type, find, compiled = typeof selector === "function" && selector, match = !seed && tokenize((selector = compiled.selector || selector)); results = results || []; // Try to minimize operations if there is only one selector in the list and no seed // (the latter of which guarantees us context) 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]; if (!context) { return results; // Precompiled matchers will still verify ancestry, so step up a level } else if (compiled) { context = context.parentNode; } selector = selector.slice(tokens.shift().value.length); } // Fetch a seed set for right-to-left matching i = matchExpr["needsContext"].test(selector) ? 0 : tokens.length; while (i--) { token = tokens[i]; // Abort if we hit a combinator if (Expr.relative[(type = token.type)]) { break; } 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 is empty or no tokens remain, we can return early tokens.splice(i, 1); selector = seed.length && toSelector(tokens); if (!selector) { push.apply(results, seed); return results; } break; } } } } // Compile and execute a filtering function if one is not provided // Provide `match` to avoid retokenization if we modified the selector above (compiled || compile(selector, match))( seed, context, !documentIsHTML, results, !context || (rsibling.test(selector) && testContext(context.parentNode)) || context ); return results; }; // One-time assignments // 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; // Initialize against the default document setDocument(); // Support: Webkit<537.32 - Safari 6.0.3/Chrome 25 (fixed in Chrome 27) // Detached nodes confoundingly follow *each other* support.sortDetached = assert(function (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; } }); } // EXPOSE var _sizzle = window.Sizzle; Sizzle.noConflict = function () { if (window.Sizzle === Sizzle) { window.Sizzle = _sizzle; } return Sizzle; }; if (typeof define === "function" && define.amd) { define(function () { return Sizzle; }); // Sizzle requires that there be a global window in Common-JS like environments } else if (typeof module !== "undefined" && module.exports) { module.exports = Sizzle; } else { window.Sizzle = Sizzle; } // EXPOSE };