var chunker = /((?:\((?:\([^()]+\)|[^()]+)+\)|\[(?:\[[^[\]]*\]|['"][^'"]*['"]|[^[\]'"]+)+\]|\\.|[^ >+~,(\[\\]+)+|[>+~])(\s*,\s*)?/g,
done = 0,
toString = Object.prototype.toString,
- arraySplice = Array.prototype.splice,
- arrayPush = Array.prototype.push,
- arraySort = Array.prototype.sort;
+ hasDuplicate = false;
var Sizzle = function(selector, context, results, seed) {
results = results || [];
if ( toString.call(checkSet) === "[object Array]" ) {
if ( !prune ) {
- arrayPush.apply( results, checkSet );
+ results.push.apply( results, checkSet );
} else if ( context && context.nodeType === 1 ) {
for ( var i = 0; checkSet[i] != null; i++ ) {
if ( checkSet[i] && (checkSet[i] === true || checkSet[i].nodeType === 1 && contains(context, checkSet[i])) ) {
- arrayPush.call( results, set[i] );
+ results.push( set[i] );
}
}
} else {
for ( var i = 0; checkSet[i] != null; i++ ) {
if ( checkSet[i] && checkSet[i].nodeType === 1 ) {
- arrayPush.call( results, set[i] );
+ results.push( set[i] );
}
}
}
Sizzle.uniqueSort = function(results){
if ( sortOrder ) {
hasDuplicate = false;
- arraySort.call(results, sortOrder);
+ results.sort(sortOrder);
if ( hasDuplicate ) {
for ( var i = 1; i < results.length; i++ ) {
if ( results[i] === results[i-1] ) {
- arraySplice.call(results, i--, 1);
+ results.splice(i--, 1);
}
}
}
"": function(checkSet, part, isXML){
var doneName = done++, checkFn = dirCheck;
- if ( !part.match(/\W/) ) {
+ if ( !/\W/.test(part) ) {
var nodeCheck = part = isXML ? part : part.toUpperCase();
checkFn = dirNodeCheck;
}
"~": function(checkSet, part, isXML){
var doneName = done++, checkFn = dirCheck;
- if ( typeof part === "string" && !part.match(/\W/) ) {
+ if ( typeof part === "string" && !/\W/.test(part) ) {
var nodeCheck = part = isXML ? part : part.toUpperCase();
checkFn = dirNodeCheck;
}
PSEUDO: function(match, curLoop, inplace, result, not){
if ( match[1] === "not" ) {
// If we're dealing with a complex expression, or a simple one
- if ( match[3].match(chunker).length > 1 || /^\w/.test(match[3]) ) {
+ if ( chunker.exec(match[3]).length > 1 || /^\w/.test(match[3]) ) {
match[3] = Sizzle(match[3], null, null, curLoop);
} else {
var ret = Sizzle.filter(match[3], curLoop, inplace, true ^ not);
} else if ( name === "not" ) {
var not = match[3];
- for ( var i = 0, l = not.length; i < l; i++ ) {
+ for ( i = 0, l = not.length; i < l; i++ ) {
if ( not[i] === elem ) {
return false;
}
switch (type) {
case 'only':
case 'first':
- while (node = node.previousSibling) {
+ while ( (node = node.previousSibling) ) {
if ( node.nodeType === 1 ) return false;
}
if ( type == 'first') return true;
node = elem;
case 'last':
- while (node = node.nextSibling) {
+ while ( (node = node.nextSibling) ) {
if ( node.nodeType === 1 ) return false;
}
return true;
}
var makeArray = function(array, results) {
- array = Array.prototype.slice.call( array );
+ array = Array.prototype.slice.call( array, 0 );
if ( results ) {
- arrayPush.apply( results, array );
+ results.push.apply( results, array );
return results;
}
// Perform a simple check to determine if the browser is capable of
// converting a NodeList to an array using builtin methods.
try {
- Array.prototype.slice.call( document.documentElement.childNodes );
+ Array.prototype.slice.call( document.documentElement.childNodes, 0 );
// Provide a fallback method if it does not work
} catch(e){
// querying by getElementById (and provide a workaround)
(function(){
// We're going to inject a fake input element with a specified name
- var form = document.createElement("form"),
+ var form = document.createElement("div"),
id = "script" + (new Date).getTime();
- form.innerHTML = "<input name='" + id + "'/>";
+ form.innerHTML = "<a name='" + id + "'/>";
// Inject it into the root element, check its status, and remove it quickly
var root = document.documentElement;
}
root.removeChild( form );
+ root = form = null; // release memory in IE
})();
(function(){
return elem.getAttribute("href", 2);
};
}
+
+ div = null; // release memory in IE
})();
if ( document.querySelectorAll ) (function(){
for ( var prop in oldSizzle ) {
Sizzle[ prop ] = oldSizzle[ prop ];
}
+
+ div = null; // release memory in IE
})();
if ( document.getElementsByClassName && document.documentElement.getElementsByClassName ) (function(){
return context.getElementsByClassName(match[1]);
}
};
+
+ div = null; // release memory in IE
})();
function dirNodeCheck( dir, cur, doneName, checkSet, nodeCheck, isXML ) {
jQuery.expr[":"] = jQuery.expr.filters;
Sizzle.selectors.filters.hidden = function(elem){
- return elem.offsetWidth === 0 || elem.offsetHeight === 0;
+ var width = elem.offsetWidth, height = elem.offsetHeight,
+ force = /^tr$/i.test( elem.nodeName ); // ticket #4512
+ return ( width === 0 && height === 0 && !force ) ?
+ true :
+ ( width !== 0 && height !== 0 && !force ) ?
+ false :
+ !!( jQuery.curCSS(elem, "display") === "none" );
};
Sizzle.selectors.filters.visible = function(elem){
- return elem.offsetWidth > 0 || elem.offsetHeight > 0;
+ return !Sizzle.selectors.filters.hidden(elem);
};
Sizzle.selectors.filters.animated = function(elem){