X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Ftraversing.js;h=57621a3906419e511e5bf415f9979324321333d9;hb=59802928566b6be3a66d65e77c2418fff37e6f5f;hp=f7c86f13c3312960bc1464e88dede681d7c65e4e;hpb=76f6f0d39dc16e6c081823938ec46f6627a05d31;p=jquery.git diff --git a/src/traversing.js b/src/traversing.js index f7c86f1..57621a3 100644 --- a/src/traversing.js +++ b/src/traversing.js @@ -1,23 +1,37 @@ +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 )) { + if ( jQuery.isFunction( qualifier ) ) { return jQuery.grep(elements, function(elem, i) { return !!qualifier.call( elem, i ) === keep; }); - } else if( qualifier.nodeType ) { + + } else if ( qualifier.nodeType ) { return jQuery.grep(elements, function(elem, i) { return (elem === qualifier) === keep; - }) - } else if( typeof qualifier === "string" ) { - var filtered = jQuery.grep(elements, function(elem) { return elem.nodeType === 1 }); + }); + + } else if ( typeof qualifier === "string" ) { + var filtered = jQuery.grep(elements, function(elem) { + return elem.nodeType === 1; + }); - if(isSimple.test( qualifier )) return jQuery.filter(qualifier, filtered, !keep); - else qualifier = jQuery.filter( qualifier, elements ); + if ( isSimple.test( qualifier ) ) { + return jQuery.filter(qualifier, filtered, !keep); + } else { + qualifier = jQuery.filter( qualifier, elements ); + } } return jQuery.grep(elements, function(elem, i) { return (jQuery.inArray( elem, qualifier ) >= 0) === keep; }); -} +}; jQuery.fn.extend({ find: function( selector ) { @@ -51,20 +65,47 @@ jQuery.fn.extend({ return this.pushStack( winnow(this, selector, true), "filter", selector ); }, - closest: function( selector, context ) { - var pos = jQuery.expr.match.POS.test( selector ) ? jQuery(selector) : null; + 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; + } - return this.map(function(){ - var cur = this, closer = 0; + 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(selector) ) { - jQuery.lastCloser = closer; + if ( pos ? pos.index(cur) > -1 : jQuery(cur).is(selectors) ) { return cur; } cur = cur.parentNode; - closer++; } - jQuery.lastCloser = -1; return null; }); }, @@ -95,8 +136,8 @@ 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 ) { @@ -117,16 +158,23 @@ 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 ); @@ -134,11 +182,11 @@ 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(",") ); }; }); @@ -151,9 +199,9 @@ 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 ); }