Sizzle: update to 2.1.1

1 files changed, 87 insertions, 67 deletions

diff --git a/src/sizzle/dist/sizzle.js b/src/sizzle/dist/sizzle.js
index 20bc01735..5acb9aba1 100644
--- a/src/sizzle/dist/sizzle.js
+++ b/src/sizzle/dist/sizzle.js
@@ -1,12 +1,12 @@
 /*!
- * Sizzle CSS Selector Engine v1.10.19
+ * Sizzle CSS Selector Engine v2.1.1
  * http://sizzlejs.com/
  *
- * Copyright 2013 jQuery Foundation, Inc. and other contributors
+ * Copyright 2008, 2014 jQuery Foundation, Inc. and other contributors
  * Released under the MIT license
  * http://jquery.org/license
  *
- * Date: 2014-04-18
+ * Date: 2014-12-15
  */
 (function( window ) {
 
@@ -33,7 +33,7 @@ var i,
 	contains,
 
 	// Instance-specific data
-	expando = "sizzle" + -(new Date()),
+	expando = "sizzle" + 1 * new Date(),
 	preferredDoc = window.document,
 	dirruns = 0,
 	done = 0,
@@ -48,7 +48,6 @@ var i,
 	},
 
 	// General-purpose constants
-	strundefined = typeof undefined,
 	MAX_NEGATIVE = 1 << 31,
 
 	// Instance methods
@@ -58,12 +57,13 @@ var i,
 	push_native = arr.push,
 	push = arr.push,
 	slice = arr.slice,
-	// Use a stripped-down indexOf if we can't use a native one
-	indexOf = arr.indexOf || function( elem ) {
+	// Use a stripped-down indexOf as it's faster than native
+	// http://jsperf.com/thor-indexof-vs-for/5
+	indexOf = function( list, elem ) {
 		var i = 0,
-			len = this.length;
+			len = list.length;
 		for ( ; i < len; i++ ) {
-			if ( this[i] === elem ) {
+			if ( list[i] === elem ) {
 				return i;
 			}
 		}
@@ -74,25 +74,21 @@ var i,
 
 	// Regular expressions
 
-	// Whitespace characters http://www.w3.org/TR/css3-selectors/#whitespace
+	// http://www.w3.org/TR/css3-selectors/#whitespace
 	whitespace = "[\\x20\\t\\r\\n\\f]",
-	// http://www.w3.org/TR/css3-syntax/#characters
-	characterEncoding = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
 
-	// Loosely modeled on CSS identifier characters
-	// An unquoted value should be a CSS identifier http://www.w3.org/TR/css3-selectors/#attribute-selectors
-	// Proper syntax: http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
-	identifier = characterEncoding.replace( "w", "w#" ),
+	// http://www.w3.org/TR/CSS21/syndata.html#value-def-identifier
+	identifier = "(?:\\\\.|[\\w-]|[^\\x00-\\xa0])+",
 
 	// Attribute selectors: http://www.w3.org/TR/selectors/#attribute-selectors
-	attributes = "\\[" + whitespace + "*(" + characterEncoding + ")(?:" + whitespace +
+	attributes = "\\[" + whitespace + "*(" + identifier + ")(?:" + whitespace +
 		// Operator (capture 2)
 		"*([*^$|!~]?=)" + whitespace +
 		// "Attribute values must be CSS identifiers [capture 5] or strings [capture 3 or capture 4]"
 		"*(?:'((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\"|(" + identifier + "))|)" + whitespace +
 		"*\\]",
 
-	pseudos = ":(" + characterEncoding + ")(?:\\((" +
+	pseudos = ":(" + identifier + ")(?:\\((" +
 		// To reduce the number of selectors needing tokenize in the preFilter, prefer arguments:
 		// 1. quoted (capture 3; capture 4 or capture 5)
 		"('((?:\\\\.|[^\\\\'])*)'|\"((?:\\\\.|[^\\\\\"])*)\")|" +
@@ -103,6 +99,7 @@ var i,
 		")\\)|)",
 
 	// Leading and non-escaped trailing whitespace, capturing some non-whitespace characters preceding the latter
+	rwhitespace = new RegExp( whitespace + "+", "g" ),
 	rtrim = new RegExp( "^" + whitespace + "+|((?:^|[^\\\\])(?:\\\\.)*)" + whitespace + "+$", "g" ),
 
 	rcomma = new RegExp( "^" + whitespace + "*," + whitespace + "*" ),
@@ -114,9 +111,9 @@ var i,
 	ridentifier = new RegExp( "^" + identifier + "$" ),
 
 	matchExpr = {
-		"ID": new RegExp( "^#(" + characterEncoding + ")" ),
-		"CLASS": new RegExp( "^\\.(" + characterEncoding + ")" ),
-		"TAG": new RegExp( "^(" + characterEncoding.replace( "w", "w*" ) + ")" ),
+		"ID": new RegExp( "^#(" + identifier + ")" ),
+		"CLASS": new RegExp( "^\\.(" + identifier + ")" ),
+		"TAG": new RegExp( "^(" + identifier + "|[*])" ),
 		"ATTR": new RegExp( "^" + attributes ),
 		"PSEUDO": new RegExp( "^" + pseudos ),
 		"CHILD": new RegExp( "^:(only|first|last|nth|nth-last)-(child|of-type)(?:\\(" + whitespace +
@@ -154,6 +151,14 @@ var i,
 				String.fromCharCode( high + 0x10000 ) :
 				// Supplemental Plane codepoint (surrogate pair)
 				String.fromCharCode( high >> 10 | 0xD800, high & 0x3FF | 0xDC00 );
+	},
+
+	// Used for iframes
+	// See setDocument()
+	// Removing the function wrapper causes a "Permission Denied"
+	// error in IE
+	unloadHandler = function() {
+		setDocument();
 	};
 
 // Optimize for push.apply( _, NodeList )
@@ -201,14 +206,14 @@ function Sizzle( selector, context, results, seed ) {
 		return results;
 	}
 
-	if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 ) {
+	if ( (nodeType = context.nodeType) !== 1 && nodeType !== 9 && nodeType !== 11 ) {
 		return [];
 	}
 
 	if ( documentIsHTML && !seed ) {
 
-		// Shortcuts
-		if ( (match = rquickExpr.exec( selector )) ) {
+		// Try to shortcut find operations when possible (e.g., not under DocumentFragment)
+		if ( nodeType !== 11 && (match = rquickExpr.exec( selector )) ) {
 			// Speed-up: Sizzle("#ID")
 			if ( (m = match[1]) ) {
 				if ( nodeType === 9 ) {
@@ -240,7 +245,7 @@ function Sizzle( selector, context, results, seed ) {
 				return results;
 
 			// Speed-up: Sizzle(".CLASS")
-			} else if ( (m = match[3]) && support.getElementsByClassName && context.getElementsByClassName ) {
+			} else if ( (m = match[3]) && support.getElementsByClassName ) {
 				push.apply( results, context.getElementsByClassName( m ) );
 				return results;
 			}
@@ -250,7 +255,7 @@ function Sizzle( selector, context, results, seed ) {
 		if ( support.qsa && (!rbuggyQSA || !rbuggyQSA.test( selector )) ) {
 			nid = old = expando;
 			newContext = context;
-			newSelector = nodeType === 9 && selector;
+			newSelector = nodeType !== 1 && selector;
 
 			// qSA works strangely on Element-rooted queries
 			// We can work around this by specifying an extra ID on the root
@@ -437,7 +442,7 @@ function createPositionalPseudo( fn ) {
  * @returns {Element|Object|Boolean} The input node if acceptable, otherwise a falsy value
  */
 function testContext( context ) {
-	return context && typeof context.getElementsByTagName !== strundefined && context;
+	return context && typeof context.getElementsByTagName !== "undefined" && context;
 }
 
 // Expose support vars for convenience
@@ -461,9 +466,8 @@ isXML = Sizzle.isXML = function( elem ) {
  * @returns {Object} Returns the current document
  */
 setDocument = Sizzle.setDocument = function( node ) {
-	var hasCompare,
-		doc = node ? node.ownerDocument || node : preferredDoc,
-		parent = doc.defaultView;
+	var hasCompare, parent,
+		doc = node ? node.ownerDocument || node : preferredDoc;
 
 	// If no document and documentElement is available, return
 	if ( doc === document || doc.nodeType !== 9 || !doc.documentElement ) {
@@ -473,9 +477,7 @@ setDocument = Sizzle.setDocument = function( node ) {
 	// Set our document
 	document = doc;
 	docElem = doc.documentElement;
-
-	// Support tests
-	documentIsHTML = !isXML( doc );
+	parent = doc.defaultView;
 
 	// Support: IE>8
 	// If iframe document is assigned to "document" variable and if iframe has been reloaded,
@@ -484,21 +486,22 @@ setDocument = Sizzle.setDocument = function( node ) {
 	if ( parent && parent !== parent.top ) {
 		// IE11 does not have attachEvent, so all must suffer
 		if ( parent.addEventListener ) {
-			parent.addEventListener( "unload", function() {
-				setDocument();
-			}, false );
+			parent.addEventListener( "unload", unloadHandler, false );
 		} else if ( parent.attachEvent ) {
-			parent.attachEvent( "onunload", function() {
-				setDocument();
-			});
+			parent.attachEvent( "onunload", unloadHandler );
 		}
 	}
 
+	/* Support tests
+	---------------------------------------------------------------------- */
+	documentIsHTML = !isXML( doc );
+
 	/* Attributes
 	---------------------------------------------------------------------- */
 
 	// Support: IE<8
-	// Verify that getAttribute really returns attributes and not properties (excepting IE8 booleans)
+	// Verify that getAttribute really returns attributes and not properties
+	// (excepting IE8 booleans)
 	support.attributes = assert(function( div ) {
 		div.className = "i";
 		return !div.getAttribute("className");
@@ -513,17 +516,8 @@ setDocument = Sizzle.setDocument = function( node ) {
 		return !div.getElementsByTagName("*").length;
 	});
 
-	// Check if getElementsByClassName can be trusted
-	support.getElementsByClassName = rnative.test( doc.getElementsByClassName ) && assert(function( div ) {
-		div.innerHTML = "<div class='a'></div><div class='a i'></div>";
-
-		// Support: Safari<4
-		// Catch class over-caching
-		div.firstChild.className = "i";
-		// Support: Opera<10
-		// Catch gEBCN failure to find non-leading classes
-		return div.getElementsByClassName("i").length === 2;
-	});
+	// Support: IE<9
+	support.getElementsByClassName = rnative.test( doc.getElementsByClassName );
 
 	// Support: IE<10
 	// Check if getElementById returns elements by name
@@ -537,7 +531,7 @@ setDocument = Sizzle.setDocument = function( node ) {
 	// ID find and filter
 	if ( support.getById ) {
 		Expr.find["ID"] = function( id, context ) {
-			if ( typeof context.getElementById !== strundefined && documentIsHTML ) {
+			if ( typeof context.getElementById !== "undefined" && documentIsHTML ) {
 				var m = context.getElementById( id );
 				// Check parentNode to catch when Blackberry 4.6 returns
 				// nodes that are no longer in the document #6963
@@ -558,7 +552,7 @@ setDocument = Sizzle.setDocument = function( node ) {
 		Expr.filter["ID"] =  function( id ) {
 			var attrId = id.replace( runescape, funescape );
 			return function( elem ) {
-				var node = typeof elem.getAttributeNode !== strundefined && elem.getAttributeNode("id");
+				var node = typeof elem.getAttributeNode !== "undefined" && elem.getAttributeNode("id");
 				return node && node.value === attrId;
 			};
 		};
@@ -567,14 +561,20 @@ setDocument = Sizzle.setDocument = function( node ) {
 	// Tag
 	Expr.find["TAG"] = support.getElementsByTagName ?
 		function( tag, context ) {
-			if ( typeof context.getElementsByTagName !== strundefined ) {
+			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
@@ -592,7 +592,7 @@ setDocument = Sizzle.setDocument = function( node ) {
 
 	// Class
 	Expr.find["CLASS"] = support.getElementsByClassName && function( className, context ) {
-		if ( typeof context.getElementsByClassName !== strundefined && documentIsHTML ) {
+		if ( documentIsHTML ) {
 			return context.getElementsByClassName( className );
 		}
 	};
@@ -621,13 +621,15 @@ setDocument = Sizzle.setDocument = function( node ) {
 			// setting a boolean content attribute,
 			// since its presence should be enough
 			// http://bugs.jquery.com/ticket/12359
-			div.innerHTML = "<select msallowclip=''><option selected=''></option></select>";
+			docElem.appendChild( div ).innerHTML = "<a id='" + expando + "'></a>" +
+				"<select id='" + expando + "-\f]' msallowcapture=''>" +
+				"<option selected=''></option></select>";
 
 			// Support: IE8, Opera 11-12.16
 			// Nothing should be selected when empty strings follow ^= or $= or *=
 			// The test attribute must be unknown in Opera but "safe" for WinRT
 			// http://msdn.microsoft.com/en-us/library/ie/hh465388.aspx#attribute_section
-			if ( div.querySelectorAll("[msallowclip^='']").length ) {
+			if ( div.querySelectorAll("[msallowcapture^='']").length ) {
 				rbuggyQSA.push( "[*^$]=" + whitespace + "*(?:''|\"\")" );
 			}
 
@@ -637,12 +639,24 @@ setDocument = Sizzle.setDocument = function( node ) {
 				rbuggyQSA.push( "\\[" + whitespace + "*(?:value|" + booleans + ")" );
 			}
 
+			// Support: Chrome<29, Android<4.2+, Safari<7.0+, iOS<7.0+, PhantomJS<1.9.7+
+			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 ) {
@@ -759,7 +773,7 @@ setDocument = Sizzle.setDocument = function( node ) {
 
 			// Maintain original order
 			return sortInput ?
-				( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
+				( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
 				0;
 		}
 
@@ -786,7 +800,7 @@ setDocument = Sizzle.setDocument = function( node ) {
 				aup ? -1 :
 				bup ? 1 :
 				sortInput ?
-				( indexOf.call( sortInput, a ) - indexOf.call( sortInput, b ) ) :
+				( indexOf( sortInput, a ) - indexOf( sortInput, b ) ) :
 				0;
 
 		// If the nodes are siblings, we can do a quick check
@@ -849,7 +863,7 @@ Sizzle.matchesSelector = function( elem, expr ) {
 					elem.document && elem.document.nodeType !== 11 ) {
 				return ret;
 			}
-		} catch(e) {}
+		} catch (e) {}
 	}
 
 	return Sizzle( expr, document, null, [ elem ] ).length > 0;
@@ -1068,7 +1082,7 @@ Expr = Sizzle.selectors = {
 			return pattern ||
 				(pattern = new RegExp( "(^|" + whitespace + ")" + className + "(" + whitespace + "|$)" )) &&
 				classCache( className, function( elem ) {
-					return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== strundefined && elem.getAttribute("class") || "" );
+					return pattern.test( typeof elem.className === "string" && elem.className || typeof elem.getAttribute !== "undefined" && elem.getAttribute("class") || "" );
 				});
 		},
 
@@ -1090,7 +1104,7 @@ Expr = Sizzle.selectors = {
 					operator === "^=" ? check && result.indexOf( check ) === 0 :
 					operator === "*=" ? check && result.indexOf( check ) > -1 :
 					operator === "$=" ? check && result.slice( -check.length ) === check :
-					operator === "~=" ? ( " " + result + " " ).indexOf( check ) > -1 :
+					operator === "~=" ? ( " " + result.replace( rwhitespace, " " ) + " " ).indexOf( check ) > -1 :
 					operator === "|=" ? result === check || result.slice( 0, check.length + 1 ) === check + "-" :
 					false;
 			};
@@ -1210,7 +1224,7 @@ Expr = Sizzle.selectors = {
 							matched = fn( seed, argument ),
 							i = matched.length;
 						while ( i-- ) {
-							idx = indexOf.call( seed, matched[i] );
+							idx = indexOf( seed, matched[i] );
 							seed[ idx ] = !( matches[ idx ] = matched[i] );
 						}
 					}) :
@@ -1249,6 +1263,8 @@ Expr = Sizzle.selectors = {
 				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();
 				};
 		}),
@@ -1260,6 +1276,7 @@ Expr = Sizzle.selectors = {
 		}),
 
 		"contains": markFunction(function( text ) {
+			text = text.replace( runescape, funescape );
 			return function( elem ) {
 				return ( elem.textContent || elem.innerText || getText( elem ) ).indexOf( text ) > -1;
 			};
@@ -1681,7 +1698,7 @@ function setMatcher( preFilter, selector, matcher, postFilter, postFinder, postS
 				i = matcherOut.length;
 				while ( i-- ) {
 					if ( (elem = matcherOut[i]) &&
-						(temp = postFinder ? indexOf.call( seed, elem ) : preMap[i]) > -1 ) {
+						(temp = postFinder ? indexOf( seed, elem ) : preMap[i]) > -1 ) {
 
 						seed[temp] = !(results[temp] = elem);
 					}
@@ -1716,13 +1733,16 @@ function matcherFromTokens( tokens ) {
 			return elem === checkContext;
 		}, implicitRelative, true ),
 		matchAnyContext = addCombinator( function( elem ) {
-			return indexOf.call( checkContext, elem ) > -1;
+			return indexOf( checkContext, elem ) > -1;
 		}, implicitRelative, true ),
 		matchers = [ function( elem, context, xml ) {
-			return ( !leadingRelative && ( xml || context !== outermostContext ) ) || (
+			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++ ) {
@@ -1972,7 +1992,7 @@ select = Sizzle.select = function( selector, context, results, seed ) {
 // Sort stability
 support.sortStable = expando.split("").sort( sortOrder ).join("") === expando;
 
-// Support: Chrome<14
+// Support: Chrome 14-35+
 // Always assume duplicates if they aren't passed to the comparison function
 support.detectDuplicates = !!hasDuplicate;