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@@ -0,0 +1,2143 @@
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+/*!
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+ * Sizzle CSS Selector Engine v2.2.1
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+ * http://sizzlejs.com/
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+ *
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+ * Copyright jQuery Foundation and other contributors
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+ * Released under the MIT license
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+ * http://jquery.org/license
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+ *
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+ * Date: 2015-10-17
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+ */
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+(function( window ) {
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+
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+var i,
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+ support,
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+ Expr,
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+ getText,
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+ isXML,
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+ tokenize,
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+ compile,
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+ select,
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+ outermostContext,
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+ sortInput,
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+ hasDuplicate,
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+
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+ // Local document vars
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+ setDocument,
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+ document,
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+ docElem,
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+ documentIsHTML,
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+ rbuggyQSA,
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+ rbuggyMatches,
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+ matches,
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+ contains,
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+
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+ // Instance-specific data
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+ expando = "sizzle" + 1 * new Date(),
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+ preferredDoc = window.document,
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+ dirruns = 0,
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+ done = 0,
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+ classCache = createCache(),
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+ tokenCache = createCache(),
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+ compilerCache = createCache(),
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+ sortOrder = function( a, b ) {
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+ if ( a === b ) {
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+ hasDuplicate = true;
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+ }
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+ return 0;
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+ },
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+
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+ // General-purpose constants
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+ MAX_NEGATIVE = 1 << 31,
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+
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+ // Instance methods
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+ hasOwn = ({}).hasOwnProperty,
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+ arr = [],
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+ pop = arr.pop,
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+ push_native = arr.push,
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+ push = arr.push,
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+ slice = arr.slice,
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+ // Use a stripped-down indexOf as it's faster than native
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+ // http://jsperf.com/thor-indexof-vs-for/5
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+ indexOf = function( list, elem ) {
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+ var i = 0,
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+ len = list.length;
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+ for ( ; i < len; i++ ) {
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+ if ( list[i] === elem ) {
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+ return i;
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+ }
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+ }
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+ return -1;
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+ },
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+
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+ booleans = "checked|selected|async|autofocus|autoplay|controls|defer|disabled|hidden|ismap|loop|multiple|open|readonly|required|scoped",
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+
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+ // Regular expressions
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+
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+ // http://www.w3.org/TR/css3-selectors/#whitespace
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+ whitespace = "[\\x20\\t\\r\\n\\f]",
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+
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+ // http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
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+ identifier = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
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+
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+ // Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
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+ attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
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+ // Operator (capture 2)
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+ "*([*^$|!~]?=)" + whitespace +
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+ // "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
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+ "*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace +
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+ "*\\]",
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+
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+ pseudos = ":(" + identifier + ")(?:\\((" +
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+ // To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
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+ // 1. quoted (capture 3; capture 4 or capture 5)
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+ "('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
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+ // 2. simple (capture 6)
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+ "((?:\\\\.|[^\\\\()[\\]]|" + attributes + ")*)|" +
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+ // 3. anything else (capture 2)
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+ ".*" +
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+ ")\\)|)",
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+
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+ // Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
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+ rwhitespace = new RegExp( whitespace + "+", "g" ),
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+ rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
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+
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+ rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
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+ rcombinators = new RegExp( "^" + whitespace + "*([>+~]|" + whitespace + ")" + whitespace + "*" ),
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+
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+ rattributeQuotes = new RegExp( "=" + whitespace + "*([^\\]'\"]*?)" + whitespace + "*\\]", "g" ),
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+
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+ rpseudo = new RegExp( pseudos ),
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+ ridentifier = new RegExp( "^" + identifier + "$" ),
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+
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+ matchExpr = {
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+ "ID": new RegExp( "^#(" + identifier + ")" ),
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+ "CLASS": new RegExp( "^\\.(" + identifier + ")" ),
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+ "TAG": new RegExp( "^(" + identifier + "|[*])" ),
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+ "ATTR": new RegExp( "^" + attributes ),
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+ "PSEUDO": new RegExp( "^" + pseudos ),
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+ "CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
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+ "*(even|odd|(([+-]|)(\\d*)n|)" + whitespace + "*(?:([+-]|)" + whitespace +
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+ "*(\\d+)|))" + whitespace + "*\\)|)", "i" ),
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+ "bool": new RegExp( "^(?:" + booleans + ")$", "i" ),
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+ // For use in libraries implementing .is()
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+ // We use this for POS matching in `select`
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+ "needsContext": new RegExp( "^" + whitespace + "*[>+~]|:(even|odd|eq|gt|lt|nth|first|last)(?:\\(" +
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+ whitespace + "*((?:-\\d)?\\d*)" + whitespace + "*\\)|)(?=[^-]|$)", "i" )
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+ },
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+
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+ rinputs = /^(?:input|select|textarea|button)$/i,
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+ rheader = /^h\d$/i,
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+
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+ rnative = /^[^{]+\{\s*\[native \w/,
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+
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+ // Easily-parseable/retrievable ID or TAG or CLASS selectors
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+ rquickExpr = /^(?:#([\w-]+)|(\w+)|\.([\w-]+))$/,
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+
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+ rsibling = /[+~]/,
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+ rescape = /'|\\/g,
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+
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+ // CSS escapes http://www.w3.org/TR/CSS21/syndata.html#escaped-characters
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+ runescape = new RegExp( "\\\\([\\da-f]{1,6}" + whitespace + "?|(" + whitespace + ")|.)", "ig" ),
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+ funescape = function( _, escaped, escapedWhitespace ) {
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+ var high = "0x" + escaped - 0x10000;
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+ // NaN means non-codepoint
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+ // Support: Firefox<24
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+ // Workaround erroneous numeric interpretation of +"0x"
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+ return high !== high || escapedWhitespace ?
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+ escaped :
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+ high < 0 ?
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+ // BMP codepoint
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+ String.fromCharCode( high + 0x10000 ) :
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+ // Supplemental Plane codepoint (surrogate pair)
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+ String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
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+ },
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+
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+ // Used for iframes
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+ // See setDocument()
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+ // Removing the function wrapper causes a "Permission Denied"
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+ // error in IE
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+ unloadHandler = function() {
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+ setDocument();
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+ };
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+
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+// Optimize for push.apply( _, NodeList )
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+try {
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+ push.apply(
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+ (arr = slice.call( preferredDoc.childNodes )),
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+ preferredDoc.childNodes
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+ );
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+ // Support: Android<4.0
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+ // Detect silently failing push.apply
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+ arr[ preferredDoc.childNodes.length ].nodeType;
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+} catch ( e ) {
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+ push = { apply: arr.length ?
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+
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+ // Leverage slice if possible
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+ function( target, els ) {
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+ push_native.apply( target, slice.call(els) );
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+ } :
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+
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+ // Support: IE<9
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+ // Otherwise append directly
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+ function( target, els ) {
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+ var j = target.length,
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+ i = 0;
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+ // Can't trust NodeList.length
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+ while ( (target[j++] = els[i++]) ) {}
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+ target.length = j - 1;
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+ }
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+ };
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+}
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+
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+function Sizzle( selector, context, results, seed ) {
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+ var m, i, elem, nid, nidselect, match, groups, newSelector,
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+ newContext = context && context.ownerDocument,
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+
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+ // nodeType defaults to 9, since context defaults to document
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+ nodeType = context ? context.nodeType : 9;
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+
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+ results = results || [];
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+
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+ // Return early from calls with invalid selector or context
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+ if ( typeof selector !== "string" || !selector ||
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+ nodeType !== 1 && nodeType !== 9 && nodeType !== 11 ) {
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+
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+ return results;
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+ }
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+
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+ // Try to shortcut find operations (as opposed to filters) in HTML documents
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+ if ( !seed ) {
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+
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+ if ( ( context ? context.ownerDocument || context : preferredDoc ) !== document ) {
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+ setDocument( context );
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+ }
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+ context = context || document;
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+
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+ if ( documentIsHTML ) {
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+
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+ // If the selector is sufficiently simple, try using a "get*By*" DOM method
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+ // (excepting DocumentFragment context, where the methods don't exist)
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+ if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) {
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+
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+ // ID selector
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+ if ( (m = match[1]) ) {
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+
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+ // Document context
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+ if ( nodeType === 9 ) {
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+ if ( (elem = context.getElementById( m )) ) {
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+
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+ // Support: IE, Opera, Webkit
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+ // TODO: identify versions
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+ // getElementById can match elements by name instead of ID
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+ if ( elem.id === m ) {
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+ results.push( elem );
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+ return results;
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+ }
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+ } else {
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+ return results;
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+ }
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+
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+ // Element context
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+ } else {
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+
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+ // Support: IE, Opera, Webkit
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+ // TODO: identify versions
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+ // getElementById can match elements by name instead of ID
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+ if ( newContext && (elem = newContext.getElementById( m )) &&
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+ contains( context, elem ) &&
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+ elem.id === m ) {
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+
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+ results.push( elem );
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+ return results;
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+ }
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+ }
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+
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+ // Type selector
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+ } else if ( match[2] ) {
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+ push.apply( results, context.getElementsByTagName( selector ) );
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+ return results;
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+
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+ // Class selector
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+ } else if ( (m = match[3]) && support.getElementsByClassName &&
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+ context.getElementsByClassName ) {
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+
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+ push.apply( results, context.getElementsByClassName( m ) );
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+ return results;
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+ }
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+ }
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+
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+ // Take advantage of querySelectorAll
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+ if ( support.qsa &&
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+ !compilerCache[ selector + " " ] &&
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+ (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
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+
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+ if ( nodeType !== 1 ) {
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+ newContext = context;
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+ newSelector = selector;
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+
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+ // qSA looks outside Element context, which is not what we want
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+ // Thanks to Andrew Dupont for this workaround technique
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+ // Support: IE <=8
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+ // Exclude object elements
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+ } else if ( context.nodeName.toLowerCase() !== "object" ) {
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+
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+ // Capture the context ID, setting it first if necessary
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+ if ( (nid = context.getAttribute( "id" )) ) {
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+ nid = nid.replace( rescape, "\\$&" );
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+ } else {
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+ context.setAttribute( "id", (nid = expando) );
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+ }
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+
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+ // Prefix every selector in the list
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+ groups = tokenize( selector );
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+ i = groups.length;
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+ nidselect = ridentifier.test( nid ) ? "#" + nid : "[id='" + nid + "']";
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+ while ( i-- ) {
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+ groups[i] = nidselect + " " + toSelector( groups[i] );
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+ }
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+ newSelector = groups.join( "," );
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+
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+ // Expand context for sibling selectors
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+ newContext = rsibling.test( selector ) && testContext( context.parentNode ) ||
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+ context;
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+ }
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+
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+ if ( newSelector ) {
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+ try {
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+ push.apply( results,
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+ newContext.querySelectorAll( newSelector )
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+ );
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+ return results;
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+ } catch ( qsaError ) {
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+ } finally {
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+ if ( nid === expando ) {
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+ context.removeAttribute( "id" );
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+ }
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+ }
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+ }
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+ }
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+ }
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+ }
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+
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+ // All others
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+ return select( selector.replace( rtrim, "$1" ), context, results, seed );
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+}
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+
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+/**
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+ * Create key-value caches of limited size
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+ * @returns {function(string, object)} Returns the Object data after storing it on itself with
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+ * property name the (space-suffixed) string and (if the cache is larger than Expr.cacheLength)
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+ * deleting the oldest entry
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+ */
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+function createCache() {
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+ var keys = [];
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+
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+ function cache( key, value ) {
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+ // Use (key + " ") to avoid collision with native prototype properties (see Issue #157)
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+ if ( keys.push( key + " " ) > Expr.cacheLength ) {
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+ // Only keep the most recent entries
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+ delete cache[ keys.shift() ];
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+ }
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+ return (cache[ key + " " ] = value);
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+ }
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+ return cache;
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+}
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+
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+/**
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+ * Mark a function for special use by Sizzle
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+ * @param {Function} fn The function to mark
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+ */
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+function markFunction( fn ) {
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+ fn[ expando ] = true;
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+ return fn;
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+}
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+
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+/**
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+ * Support testing using an element
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+ * @param {Function} fn Passed the created div and expects a boolean result
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+ */
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+function assert( fn ) {
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+ var div = document.createElement("div");
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+
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+ try {
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+ return !!fn( div );
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+ } catch (e) {
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+ return false;
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+ } finally {
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+ // Remove from its parent by default
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+ if ( div.parentNode ) {
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+ div.parentNode.removeChild( div );
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+ }
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+ // release memory in IE
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+ div = null;
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+ }
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+}
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+
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+/**
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+ * Adds the same handler for all of the specified attrs
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+ * @param {String} attrs Pipe-separated list of attributes
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+ * @param {Function} handler The method that will be applied
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+ */
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+function addHandle( attrs, handler ) {
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+ var arr = attrs.split("|"),
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+ i = arr.length;
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+
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+ while ( i-- ) {
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+ Expr.attrHandle[ arr[i] ] = handler;
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+ }
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+}
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+
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+/**
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+ * Checks document order of two siblings
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+ * @param {Element} a
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+ * @param {Element} b
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+ * @returns {Number} Returns less than 0 if a precedes b, greater than 0 if a follows b
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+ */
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+function siblingCheck( a, b ) {
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+ var cur = b && a,
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+ diff = cur && a.nodeType === 1 && b.nodeType === 1 &&
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+ ( ~b.sourceIndex || MAX_NEGATIVE ) -
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+ ( ~a.sourceIndex || MAX_NEGATIVE );
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+
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+ // Use IE sourceIndex if available on both nodes
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+ if ( diff ) {
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+ return diff;
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+ }
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+
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+ // Check if b follows a
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+ if ( cur ) {
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+ while ( (cur = cur.nextSibling) ) {
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+ if ( cur === b ) {
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+ return -1;
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+ }
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+ }
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+ }
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+
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|
+ 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 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 ) {
|
|
|
+ // 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
|
|
|
+ * @returns {Object} Returns the current document
|
|
|
+ */
|
|
|
+setDocument = Sizzle.setDocument = function( node ) {
|
|
|
+ var hasCompare, parent,
|
|
|
+ doc = node ? node.ownerDocument || node : preferredDoc;
|
|
|
+
|
|
|
+ // Return early if doc is invalid or already selected
|
|
|
+ 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
|
|
|
+ // Accessing iframe documents after unload throws "permission denied" errors (jQuery #13936)
|
|
|
+ if ( (parent = document.defaultView) && parent.top !== parent ) {
|
|
|
+ // Support: IE 11
|
|
|
+ if ( parent.addEventListener ) {
|
|
|
+ parent.addEventListener( "unload", unloadHandler, false );
|
|
|
+
|
|
|
+ // Support: IE 9 - 10 only
|
|
|
+ } else if ( parent.attachEvent ) {
|
|
|
+ parent.attachEvent( "onunload", unloadHandler );
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ /* Attributes
|
|
|
+ ---------------------------------------------------------------------- */
|
|
|
+
|
|
|
+ // Support: IE<8
|
|
|
+ // Verify that getAttribute really returns attributes and not properties
|
|
|
+ // (excepting IE8 booleans)
|
|
|
+ support.attributes = assert(function( div ) {
|
|
|
+ div.className = "i";
|
|
|
+ return !div.getAttribute("className");
|
|
|
+ });
|
|
|
+
|
|
|
+ /* getElement(s)By*
|
|
|
+ ---------------------------------------------------------------------- */
|
|
|
+
|
|
|
+ // Check if getElementsByTagName("*") returns only elements
|
|
|
+ support.getElementsByTagName = assert(function( div ) {
|
|
|
+ div.appendChild( document.createComment("") );
|
|
|
+ return !div.getElementsByTagName("*").length;
|
|
|
+ });
|
|
|
+
|
|
|
+ // Support: IE<9
|
|
|
+ support.getElementsByClassName = rnative.test( document.getElementsByClassName );
|
|
|
+
|
|
|
+ // Support: IE<10
|
|
|
+ // Check if getElementById returns elements by name
|
|
|
+ // The broken getElementById methods don't pick up programatically-set names,
|
|
|
+ // so use a roundabout getElementsByName test
|
|
|
+ support.getById = assert(function( div ) {
|
|
|
+ docElem.appendChild( div ).id = expando;
|
|
|
+ return !document.getElementsByName || !document.getElementsByName( expando ).length;
|
|
|
+ });
|
|
|
+
|
|
|
+ // ID find and filter
|
|
|
+ if ( support.getById ) {
|
|
|
+ Expr.find["ID"] = function( id, context ) {
|
|
|
+ if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
|
|
|
+ var m = context.getElementById( id );
|
|
|
+ return m ? [ m ] : [];
|
|
|
+ }
|
|
|
+ };
|
|
|
+ Expr.filter["ID"] = function( id ) {
|
|
|
+ var attrId = id.replace( runescape, funescape );
|
|
|
+ return function( elem ) {
|
|
|
+ return elem.getAttribute("id") === attrId;
|
|
|
+ };
|
|
|
+ };
|
|
|
+ } else {
|
|
|
+ // Support: IE6/7
|
|
|
+ // getElementById is not reliable as a find shortcut
|
|
|
+ delete Expr.find["ID"];
|
|
|
+
|
|
|
+ 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;
|
|
|
+ };
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ // 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 );
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ return tmp;
|
|
|
+ }
|
|
|
+ return results;
|
|
|
+ };
|
|
|
+
|
|
|
+ // Class
|
|
|
+ Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
|
|
|
+ if ( typeof context.getElementsByClassName !== "undefined" && documentIsHTML ) {
|
|
|
+ return context.getElementsByClassName( 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 http://bugs.jquery.com/ticket/13378
|
|
|
+ rbuggyQSA = [];
|
|
|
+
|
|
|
+ if ( (support.qsa = rnative.test( document.querySelectorAll )) ) {
|
|
|
+ // Build QSA regex
|
|
|
+ // Regex strategy adopted from Diego Perini
|
|
|
+ assert(function( div ) {
|
|
|
+ // Select is set to empty string on purpose
|
|
|
+ // This is to test IE's treatment of not explicitly
|
|
|
+ // setting a boolean content attribute,
|
|
|
+ // since its presence should be enough
|
|
|
+ // http://bugs.jquery.com/ticket/12359
|
|
|
+ docElem.appendChild( div ).innerHTML = "<a id='" + expando + "'></a>" +
|
|
|
+ "<select id='" + expando + "-\r\\' msallowcapture=''>" +
|
|
|
+ "<option selected=''></option></select>";
|
|
|
+
|
|
|
+ // Support: IE8, Opera 11-12.16
|
|
|
+ // Nothing should be selected when empty strings follow ^= or $= or *=
|
|
|
+ // The test attribute must be unknown in Opera but "safe" for WinRT
|
|
|
+ // http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
|
|
|
+ if ( div.querySelectorAll("[msallowcapture^='']").length ) {
|
|
|
+ rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
|
|
|
+ }
|
|
|
+
|
|
|
+ // Support: IE8
|
|
|
+ // Boolean attributes and "value" are not treated correctly
|
|
|
+ if ( !div.querySelectorAll("[selected]").length ) {
|
|
|
+ rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
|
|
|
+ }
|
|
|
+
|
|
|
+ // Support: Chrome<29, Android<4.4, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.8+
|
|
|
+ if ( !div.querySelectorAll( "[id~=" + expando + "-]" ).length ) {
|
|
|
+ rbuggyQSA.push("~=");
|
|
|
+ }
|
|
|
+
|
|
|
+ // Webkit/Opera - :checked should return selected option elements
|
|
|
+ // http://www.w3.org/TR/2011/REC-css3-selectors-20110929/#checked
|
|
|
+ // IE8 throws error here and will not see later tests
|
|
|
+ if ( !div.querySelectorAll(":checked").length ) {
|
|
|
+ rbuggyQSA.push(":checked");
|
|
|
+ }
|
|
|
+
|
|
|
+ // Support: Safari 8+, iOS 8+
|
|
|
+ // https://bugs.webkit.org/show_bug.cgi?id=136851
|
|
|
+ // In-page `selector#id sibing-combinator selector` fails
|
|
|
+ if ( !div.querySelectorAll( "a#" + expando + "+*" ).length ) {
|
|
|
+ rbuggyQSA.push(".#.+[+~]");
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ assert(function( div ) {
|
|
|
+ // Support: Windows 8 Native Apps
|
|
|
+ // The type and name attributes are restricted during .innerHTML assignment
|
|
|
+ var input = document.createElement("input");
|
|
|
+ input.setAttribute( "type", "hidden" );
|
|
|
+ div.appendChild( input ).setAttribute( "name", "D" );
|
|
|
+
|
|
|
+ // Support: IE8
|
|
|
+ // Enforce case-sensitivity of name attribute
|
|
|
+ if ( div.querySelectorAll("[name=d]").length ) {
|
|
|
+ rbuggyQSA.push( "name" + whitespace + "*[*^$|!~]?=" );
|
|
|
+ }
|
|
|
+
|
|
|
+ // FF 3.5 - :enabled/:disabled and hidden elements (hidden elements are still enabled)
|
|
|
+ // IE8 throws error here and will not see later tests
|
|
|
+ if ( !div.querySelectorAll(":enabled").length ) {
|
|
|
+ rbuggyQSA.push( ":enabled", ":disabled" );
|
|
|
+ }
|
|
|
+
|
|
|
+ // Opera 10-11 does not throw on post-comma invalid pseudos
|
|
|
+ div.querySelectorAll("*,:x");
|
|
|
+ rbuggyQSA.push(",.*:");
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ if ( (support.matchesSelector = rnative.test( (matches = docElem.matches ||
|
|
|
+ docElem.webkitMatchesSelector ||
|
|
|
+ docElem.mozMatchesSelector ||
|
|
|
+ docElem.oMatchesSelector ||
|
|
|
+ docElem.msMatchesSelector) )) ) {
|
|
|
+
|
|
|
+ assert(function( div ) {
|
|
|
+ // Check to see if it's possible to do matchesSelector
|
|
|
+ // on a disconnected node (IE 9)
|
|
|
+ support.disconnectedMatch = matches.call( div, "div" );
|
|
|
+
|
|
|
+ // This should fail with an exception
|
|
|
+ // Gecko does not error, returns false instead
|
|
|
+ matches.call( div, "[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
|
|
|
+ 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
|
|
|
+ if ( a === document || a.ownerDocument === preferredDoc && contains(preferredDoc, a) ) {
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+ 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 ) {
|
|
|
+ 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 );
|
|
|
+};
|
|
|
+
|
|
|
+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']" );
|
|
|
+
|
|
|
+ if ( support.matchesSelector && documentIsHTML &&
|
|
|
+ !compilerCache[ 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) {}
|
|
|
+ }
|
|
|
+
|
|
|
+ return Sizzle( expr, document, null, [ elem ] ).length > 0;
|
|
|
+};
|
|
|
+
|
|
|
+Sizzle.contains = function( context, elem ) {
|
|
|
+ // Set document vars if needed
|
|
|
+ if ( ( context.ownerDocument || context ) !== document ) {
|
|
|
+ setDocument( context );
|
|
|
+ }
|
|
|
+ return contains( context, elem );
|
|
|
+};
|
|
|
+
|
|
|
+Sizzle.attr = function( elem, name ) {
|
|
|
+ // Set document vars if needed
|
|
|
+ if ( ( elem.ownerDocument || elem ) !== document ) {
|
|
|
+ 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.error = function( msg ) {
|
|
|
+ throw new Error( "Syntax error, unrecognized expression: " + msg );
|
|
|
+};
|
|
|
+
|
|
|
+/**
|
|
|
+ * 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 += "";
|
|
|
+
|
|
|
+ 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;
|
|
|
+ };
|
|
|
+ },
|
|
|
+
|
|
|
+ "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 || elem.innerText || 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": function( elem ) {
|
|
|
+ return elem.disabled === false;
|
|
|
+ },
|
|
|
+
|
|
|
+ "disabled": function( elem ) {
|
|
|
+ return elem.disabled === 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 ) {
|
|
|
+ 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;
|
|
|
+ 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,
|
|
|
+ checkNonElements = base && dir === "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 );
|
|
|
+ }
|
|
|
+ }
|
|
|
+ } :
|
|
|
+
|
|
|
+ // 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 ( (oldCache = uniqueCache[ dir ]) &&
|
|
|
+ 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[ dir ] = newCache;
|
|
|
+
|
|
|
+ // A match means we're done; a fail means we have to keep checking
|
|
|
+ if ( (newCache[ 2 ] = matcher( elem, context, xml )) ) {
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+}
|
|
|
+
|
|
|
+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 ) {
|
|
|
+ outermostContext = context === document || context || outermost;
|
|
|
+ }
|
|
|
+
|
|
|
+ // Add elements passing elementMatchers directly to results
|
|
|
+ // Support: IE<9, Safari
|
|
|
+ // Tolerate NodeList properties (IE: "length"; Safari: <number>) matching elements by id
|
|
|
+ for ( ; i !== len && (elem = elems[i]) != null; i++ ) {
|
|
|
+ if ( byElement && elem ) {
|
|
|
+ j = 0;
|
|
|
+ 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" &&
|
|
|
+ support.getById && 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( div1 ) {
|
|
|
+ // Should return 1, but returns 4 (following)
|
|
|
+ return div1.compareDocumentPosition( document.createElement("div") ) & 1;
|
|
|
+});
|
|
|
+
|
|
|
+// Support: IE<8
|
|
|
+// Prevent attribute/property "interpolation"
|
|
|
+// http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
|
|
|
+if ( !assert(function( div ) {
|
|
|
+ div.innerHTML = "<a href='#'></a>";
|
|
|
+ return div.firstChild.getAttribute("href") === "#" ;
|
|
|
+}) ) {
|
|
|
+ addHandle( "type|href|height|width", function( elem, name, isXML ) {
|
|
|
+ if ( !isXML ) {
|
|
|
+ return elem.getAttribute( name, name.toLowerCase() === "type" ? 1 : 2 );
|
|
|
+ }
|
|
|
+ });
|
|
|
+}
|
|
|
+
|
|
|
+// Support: IE<9
|
|
|
+// Use defaultValue in place of getAttribute("value")
|
|
|
+if ( !support.attributes || !assert(function( div ) {
|
|
|
+ div.innerHTML = "<input/>";
|
|
|
+ div.firstChild.setAttribute( "value", "" );
|
|
|
+ return div.firstChild.getAttribute( "value" ) === "";
|
|
|
+}) ) {
|
|
|
+ addHandle( "value", function( elem, name, isXML ) {
|
|
|
+ if ( !isXML && elem.nodeName.toLowerCase() === "input" ) {
|
|
|
+ return elem.defaultValue;
|
|
|
+ }
|
|
|
+ });
|
|
|
+}
|
|
|
+
|
|
|
+// Support: IE<9
|
|
|
+// Use getAttributeNode to fetch booleans when getAttribute lies
|
|
|
+if ( !assert(function( div ) {
|
|
|
+ return div.getAttribute("disabled") == null;
|
|
|
+}) ) {
|
|
|
+ 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
|
|
|
+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
|
|
|
+
|
|
|
+})( window );
|