- if ( typeof selector === "string" )
- // test special case where just one selector is passed in
- if ( isSimple.test( selector ) )
- return this.pushStack( jQuery.multiFilter( selector, this, true ), "not", selector );
- else
- selector = jQuery.multiFilter( selector, this );
-
- var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
- return this.filter(function() {
- return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector;
+ return this.pushStack( winnow(this, selector, false), "not", selector);
+ },
+
+ filter: function( selector ) {
+ return this.pushStack( winnow(this, selector, true), "filter", selector );
+ },
+
+ closest: function( selectors, context ) {
+ if ( jQuery.isArray( selectors ) ) {
+ var ret = [], cur = this[0], match, matches = {}, selector;
+
+ if ( cur && selectors.length ) {
+ for ( var i = 0, l = selectors.length; i < l; i++ ) {
+ selector = selectors[i];
+
+ if ( !matches[selector] ) {
+ matches[selector] = jQuery.expr.match.POS.test( selector ) ?
+ jQuery( selector, context || this.context ) :
+ selector;
+ }
+ }
+
+ while ( cur && cur.ownerDocument && cur !== context ) {
+ for ( selector in matches ) {
+ match = matches[selector];
+
+ if ( match.jquery ? match.index(cur) > -1 : jQuery(cur).is(match) ) {
+ ret.push({ selector: selector, elem: cur });
+ delete matches[selector];
+ }
+ }
+ cur = cur.parentNode;
+ }
+ }
+
+ return ret;
+ }
+
+ var pos = jQuery.expr.match.POS.test( selectors ) ?
+ jQuery( selectors, context || this.context ) : null;
+
+ return this.map(function(i, cur){
+ while ( cur && cur.ownerDocument && cur !== context ) {
+ if ( pos ? pos.index(cur) > -1 : jQuery(cur).is(selectors) ) {
+ return cur;
+ }
+ cur = cur.parentNode;
+ }
+ return null;