X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Ftraversing.js;h=d6947ace64400cba82b86f8c28af3a787ad53344;hb=a5f8a1441158b66efb76de1d15f061f87f7bdc17;hp=388cd350efcb8c2a7f46f6d9ac95d722f803b2fa;hpb=c6a0211e57cfc8da15f7993e71e27256aefc7f65;p=jquery.git

diff --git a/src/traversing.js b/src/traversing.js
index 388cd35..d6947ac 100644
--- a/src/traversing.js
+++ b/src/traversing.js
@@ -1,3 +1,9 @@
+var runtil = /Until$/,
+	rparentsprev = /^(?:parents|prevUntil|prevAll)/,
+	// Note: This RegExp should be improved, or likely pulled from Sizzle
+	rmultiselector = /,/,
+	slice = Array.prototype.slice;
+
 // Implement the identical functionality for filter and not
 var winnow = function( elements, qualifier, keep ) {
 	if ( jQuery.isFunction( qualifier ) ) {
@@ -51,6 +57,21 @@ jQuery.fn.extend({
 		return ret;
 	},
 
+	has: function( target ) {
+		var targets = jQuery( target );
+		return this.filter(function() {
+			for ( var i = 0, l = targets.length; i < l; i++ ) {
+				if ( jQuery.contains( this, targets[i] ) ) {
+					return true;
+				}
+			}
+		});
+	},
+
+	contains: function( target ) {
+		return this.has( target ).length > 0;
+	},
+
 	not: function( selector ) {
 		return this.pushStack( winnow(this, selector, false), "not", selector);
 	},
@@ -130,8 +151,8 @@ jQuery.fn.extend({
 	},
 
 	slice: function() {
-		return this.pushStack( Array.prototype.slice.apply( this, arguments ),
-			"slice", Array.prototype.slice.call(arguments).join(",") );
+		return this.pushStack( slice.apply( this, arguments ),
+			"slice", slice.call(arguments).join(",") );
 	},
 
 	map: function( callback ) {
@@ -152,16 +173,23 @@ jQuery.fn.extend({
 jQuery.each({
 	parent: function(elem){return elem.parentNode;},
 	parents: function(elem){return jQuery.dir(elem,"parentNode");},
+	parentsUntil: function(elem,i,until){return jQuery.dir(elem,"parentNode",until);},
 	next: function(elem){return jQuery.nth(elem,2,"nextSibling");},
 	prev: function(elem){return jQuery.nth(elem,2,"previousSibling");},
 	nextAll: function(elem){return jQuery.dir(elem,"nextSibling");},
 	prevAll: function(elem){return jQuery.dir(elem,"previousSibling");},
+	nextUntil: function(elem,i,until){return jQuery.dir(elem,"nextSibling",until);},
+	prevUntil: function(elem,i,until){return jQuery.dir(elem,"previousSibling",until);},
 	siblings: function(elem){return jQuery.sibling(elem.parentNode.firstChild,elem);},
 	children: function(elem){return jQuery.sibling(elem.firstChild);},
 	contents: function(elem){return jQuery.nodeName(elem,"iframe")?elem.contentDocument||elem.contentWindow.document:jQuery.makeArray(elem.childNodes);}
 }, function(name, fn){
-	jQuery.fn[ name ] = function( selector ) {
-		var ret = jQuery.map( this, fn );
+	jQuery.fn[ name ] = function( until, selector ) {
+		var ret = jQuery.map( this, fn, until );
+		
+		if ( !runtil.test( name ) ) {
+			selector = until;
+		}
 
 		if ( selector && typeof selector === "string" ) {
 			ret = jQuery.filter( selector, ret );
@@ -169,11 +197,11 @@ jQuery.each({
 
 		ret = this.length > 1 ? jQuery.unique( ret ) : ret;
 
-		if ( name === "parents" && this.length > 1 ) {
+		if ( (this.length > 1 || rmultiselector.test( selector )) && rparentsprev.test( name ) ) {
 			ret = ret.reverse();
 		}
 
-		return this.pushStack( ret, name, selector );
+		return this.pushStack( ret, name, slice.call(arguments).join(",") );
 	};
 });
 
@@ -186,9 +214,9 @@ jQuery.extend({
 		return jQuery.find.matches(expr, elems);
 	},
 	
-	dir: function( elem, dir ) {
+	dir: function( elem, dir, until ) {
 		var matched = [], cur = elem[dir];
-		while ( cur && cur.nodeType !== 9 ) {
+		while ( cur && cur.nodeType !== 9 && (until === undefined || !jQuery( cur ).is( until )) ) {
 			if ( cur.nodeType === 1 ) {
 				matched.push( cur );
 			}