X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fselector.js;h=de8830aa1da8625afc15412b128b3ac67a96017b;hb=70b9aed422c34047299fe6e8934902fae61f2a3e;hp=fb332465df18eb235a85b7f4920171f2ac1c805b;hpb=e907b8769f473d8b3b271ce91fb0e7a1b3a6d24f;p=jquery.git

diff --git a/src/selector.js b/src/selector.js
index fb33246..de8830a 100644
--- a/src/selector.js
+++ b/src/selector.js
@@ -144,6 +144,8 @@ Sizzle.uniqueSort = function(results){
 			}
 		}
 	}
+
+	return results;
 };
 
 Sizzle.matches = function(expr, set){
@@ -551,7 +553,7 @@ var Expr = Sizzle.selectors = {
 			} else if ( name === "not" ) {
 				var not = match[3];
 
-				for ( i = 0, l = not.length; i < l; i++ ) {
+				for ( var i = 0, l = not.length; i < l; i++ ) {
 					if ( not[i] === elem ) {
 						return false;
 					}
@@ -703,6 +705,13 @@ var sortOrder;
 
 if ( document.documentElement.compareDocumentPosition ) {
 	sortOrder = function( a, b ) {
+		if ( !a.compareDocumentPosition || !b.compareDocumentPosition ) {
+			if ( a == b ) {
+				hasDuplicate = true;
+			}
+			return 0;
+		}
+
 		var ret = a.compareDocumentPosition(b) & 4 ? -1 : a === b ? 0 : 1;
 		if ( ret === 0 ) {
 			hasDuplicate = true;
@@ -711,6 +720,13 @@ if ( document.documentElement.compareDocumentPosition ) {
 	};
 } else if ( "sourceIndex" in document.documentElement ) {
 	sortOrder = function( a, b ) {
+		if ( !a.sourceIndex || !b.sourceIndex ) {
+			if ( a == b ) {
+				hasDuplicate = true;
+			}
+			return 0;
+		}
+
 		var ret = a.sourceIndex - b.sourceIndex;
 		if ( ret === 0 ) {
 			hasDuplicate = true;
@@ -719,6 +735,13 @@ if ( document.documentElement.compareDocumentPosition ) {
 	};
 } else if ( document.createRange ) {
 	sortOrder = function( a, b ) {
+		if ( !a.ownerDocument || !b.ownerDocument ) {
+			if ( a == b ) {
+				hasDuplicate = true;
+			}
+			return 0;
+		}
+
 		var aRange = a.ownerDocument.createRange(), bRange = b.ownerDocument.createRange();
 		aRange.selectNode(a);
 		aRange.collapse(true);
@@ -1036,6 +1059,8 @@ jQuery.sibling = function(n, elem){
 	return r;
 };
 
+jQuery.unique = Sizzle.uniqueSort;
+
 return;
 
 window.Sizzle = Sizzle;