Permalink
Browse files

Added support for the new .closest() method (very useful for event de…

…legation).
  • Loading branch information...
1 parent c9dd5d9 commit 6b090328643988869e2288a4874935680d8573ca @jeresig jeresig committed Dec 22, 2008
Showing with 19 additions and 0 deletions.
  1. +11 −0 src/core.js
  2. +8 −0 test/unit/core.js
View
@@ -338,6 +338,17 @@ jQuery.fn = jQuery.prototype = {
}) ), "filter", selector );
},
+ closest: function( selector ) {
+ return this.map(function(){
+ var cur = this;
+ while ( cur && cur.ownerDocument ) {
+ if ( jQuery(cur).is(selector) )
+ return cur;
+ cur = cur.parentNode;
+ }
+ });
+ },
+
not: function( selector ) {
if ( typeof selector === "string" )
// test special case where just one selector is passed in
View
@@ -1309,6 +1309,14 @@ test("filter()", function() {
equals( j.filter("[name]").length, 0, "Check node,textnode,comment to filter the one span" );
});
+test("closest()", function() {
+ expect(4);
+ isSet( jQuery("body").closest("body").get(), q("body"), "closest(body)" );
+ isSet( jQuery("body").closest("html").get(), q("html"), "closest(html)" );
+ isSet( jQuery("body").closest("div").get(), [], "closest(div)" );
+ isSet( jQuery("#main").closest("span,#html").get(), q("html"), "closest(span,#html)" );
+});
+
test("not()", function() {
expect(8);
equals( jQuery("#main > p#ap > a").not("#google").length, 2, "not('selector')" );

0 comments on commit 6b09032

Please sign in to comment.