Prevent duplicate selectors from having to match in closest.

diff --git a/src/traversing.js b/src/traversing.js
index 796ae2f..609e2eb 100644 (file)
--- a/src/traversing.js
+++ b/src/traversing.js
@@ -56,7 +56,7 @@ jQuery.fn.extend({
 
        closest: function( selectors, context ) {
                if ( jQuery.isArray( selectors ) ) {
-                       var ret = [], cur = this[0], selector;
+                       var ret = [], cur = this[0], match, selector, done;
 
                        if ( cur && selectors.length ) {
                                for ( var i = 0, l = selectors.length; i < l; i++ ) {
@@ -67,11 +67,18 @@ jQuery.fn.extend({
 
                                while ( cur && cur.ownerDocument && cur !== context ) {
                                        for ( var i = 0; i < selectors.length; i++ ) {
-                                               selector = selectors[i];
-                                               if ( selector.jquery ? selector.index(cur) > -1 : jQuery(cur).is(selector) ) {
-                                                       selector = selector.selector || selector;
+                                               match = selectors[i];
+                                               selector = match.selector || match;
+
+                                               // Get rid of duplicate selectors
+                                               if ( selector === done ) {
+                                                       selectors.splice(i--, 1);
+
+                                               // See if we have a match
+                                               } else if ( match.jquery ? match.index(cur) > -1 : jQuery(cur).is(match) ) {
                                                        ret.push({ selector: selector, elem: cur });
                                                        selectors.splice(i--, 1);
+                                                       done = selector;
                                                }
                                        }
                                        cur = cur.parentNode;