X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fselector.js;h=ecec83b9fccc833a39135974e754ebf5ee2bec3b;hb=21dde30348fe9bcbd8db8c1b30e470a9e2f39c16;hp=331ad3c073aac5be3c884b2ae9f81b85f61b3aeb;hpb=831b15b06c338096c751a90354bbd53241485b12;p=jquery.git

diff --git a/src/selector.js b/src/selector.js
index 331ad3c..ecec83b 100644
--- a/src/selector.js
+++ b/src/selector.js
@@ -111,6 +111,19 @@ var Sizzle = function(selector, context, results, seed) {
 
 	if ( extra ) {
 		Sizzle( extra, context, results, seed );
+
+		if ( sortOrder ) {
+			hasDuplicate = false;
+			results.sort(sortOrder);
+
+			if ( hasDuplicate ) {
+				for ( var i = 1; i < results.length; i++ ) {
+					if ( results[i] === results[i-1] ) {
+						results.splice(i--, 1);
+					}
+				}
+			}
+		}
 	}
 
 	return results;
@@ -320,8 +333,9 @@ var Expr = Sizzle.selectors = {
 			}
 		},
 		NAME: function(match, context, isXML){
-			if ( typeof context.getElementsByName !== "undefined" && !isXML ) {
-				return context.getElementsByName(match[1]);
+			if ( typeof context.getElementsByName !== "undefined" ) {
+				var ret = context.getElementsByName(match[1]);
+				return ret.length === 0 ? null : ret;
 			}
 		},
 		TAG: function(match, context){
@@ -648,6 +662,29 @@ try {
 	};
 }
 
+var sortOrder;
+
+if ( Array.prototype.indexOf ) {
+	var indexOf = Array.prototype.indexOf,
+		allSort = document.getElementsByTagName("*");
+
+	sortOrder = function( a, b ) {
+		var ret = indexOf.call( allSort, a ) - indexOf.call( allSort, b );
+		if ( ret === 0 ) {
+			hasDuplicate = true;
+		}
+		return ret;
+	};
+} else if ( document.documentElement.sourceIndex === 1 ) {
+	sortOrder = function( a, b ) {
+		var ret = a.sourceIndex - b.sourceIndex;
+		if ( ret === 0 ) {
+			hasDuplicate = true;
+		}
+		return ret;
+	};
+}
+
 // Check to see if the browser returns elements by name when
 // querying by getElementById (and provide a workaround)
 (function(){