X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fselector.js;h=c6fc0255afcd4a783592c51806ca7df0c2ffc19e;hb=f57d93bf18a2d5c3b7a0b50da67cf6147aa389c3;hp=96e339d1a27593d3b7bae3a15745ba630be8a0a4;hpb=45729831b136238d6b58cd2057192fd74073dfce;p=jquery.git

diff --git a/src/selector.js b/src/selector.js
index 96e339d..c6fc025 100644
--- a/src/selector.js
+++ b/src/selector.js
@@ -332,7 +332,7 @@ var Expr = Sizzle.selectors = {
 		"": 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;
 			}
@@ -342,7 +342,7 @@ var Expr = Sizzle.selectors = {
 		"~": 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;
 			}
@@ -435,7 +435,7 @@ var Expr = Sizzle.selectors = {
 		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);
@@ -977,21 +977,17 @@ jQuery.expr = Sizzle.selectors;
 jQuery.expr[":"] = jQuery.expr.filters;
 
 Sizzle.selectors.filters.hidden = function(elem){
-	var width = elem.offsetWidth, height = elem.offsetHeight;
-	return ( width === 0 && height === 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 ) ?
-			false :
-			!!( jQuery.curCSS(elem, "display") === "none" );
+			( width !== 0 && height !== 0 && !force ) ?
+				false :
+					!!( jQuery.curCSS(elem, "display") === "none" );
 };
 
 Sizzle.selectors.filters.visible = function(elem){
-	var width = elem.offsetWidth, height = elem.offsetHeight;
-	return ( width === 0 && height === 0 ) ?
-		false :
-		( width > 0 && height > 0 ) ?
-			true :
-			!!( jQuery.curCSS(elem, "display") !== "none" );
+	return !Sizzle.selectors.filters.hidden(elem);
 };
 
 Sizzle.selectors.filters.animated = function(elem){