+(function( jQuery ) {
+
var runtil = /Until$/,
rparentsprev = /^(?:parents|prevUntil|prevAll)/,
// Note: This RegExp should be improved, or likely pulled from Sizzle
rmultiselector = /,/,
+ isSimple = /^.[^:#\[\.,]*$/,
slice = Array.prototype.slice;
-// Implement the identical functionality for filter and not
-var winnow = function( elements, qualifier, keep ) {
- if ( jQuery.isFunction( qualifier ) ) {
- return jQuery.grep(elements, function(elem, i) {
- return !!qualifier.call( elem, i, elem ) === keep;
- });
-
- } 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;
- });
-
- 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 ) {
var ret = this.pushStack( "", "find", selector ), length = 0;
});
},
- contains: function( target ) {
- return this.has( target ).length > 0;
- },
-
not: function( selector ) {
return this.pushStack( winnow(this, selector, false), "not", selector);
},
},
closest: function( selectors, context ) {
+ var ret;
+
if ( jQuery.isArray( selectors ) ) {
- var ret = [], cur = this[0], match, matches = {}, selector;
+ var cur = this[0], match, matches = {}, selector, level = 1;
+ ret = [];
if ( cur && selectors.length ) {
for ( var i = 0, l = selectors.length; i < l; i++ ) {
match = matches[selector];
if ( match.jquery ? match.index(cur) > -1 : jQuery(cur).is(match) ) {
- ret.push({ selector: selector, elem: cur });
- delete matches[selector];
+ ret.push({ selector: selector, elem: cur, level: level });
}
}
+
cur = cur.parentNode;
+ level++;
}
}
var pos = jQuery.expr.match.POS.test( selectors ) ?
jQuery( selectors, context || this.context ) : null;
- return this.map(function(i, cur){
+ ret = jQuery.map(this.get(),function( cur,i ) {
while ( cur && cur.ownerDocument && cur !== context ) {
if ( pos ? pos.index(cur) > -1 : jQuery(cur).is(selectors) ) {
return cur;
}
+
cur = cur.parentNode;
}
+
return null;
});
+
+ ret = ret.length > 1 ? jQuery.unique(ret) : ret;
+
+ return this.pushStack( ret, "closest", selectors );
},
// Determine the position of an element within
jQuery.makeArray( selector ),
all = jQuery.merge( this.get(), set );
- return this.pushStack( set[0] && (set[0].setInterval || set[0].nodeType === 9 || (set[0].parentNode && set[0].parentNode.nodeType !== 11)) ?
- jQuery.unique( all ) :
- all );
+ return this.pushStack( isDisconnected( set[0] ) || isDisconnected( all[0] ) ?
+ all :
+ jQuery.unique( all ) );
},
andSelf: function() {
}
});
+// A painfully simple check to see if an element is disconnected
+// from a document (should be improved, where feasible).
+function isDisconnected( node ) {
+ return !node || !node.parentNode || node.parentNode.nodeType === 11;
+}
+
jQuery.each({
- parent: function(elem){var parent = elem.parentNode; return parent && parent.nodeType !== 11 ? parent : null;},
- 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){
+ parent: function( elem ) {
+ var parent = elem.parentNode;
+ return parent && parent.nodeType !== 11 ? parent : null;
+ },
+ 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( until, selector ) {
var ret = jQuery.map( this, fn, until );
dir: function( elem, dir, until ) {
var matched = [], cur = elem[dir];
- while ( cur && cur.nodeType !== 9 && (until === undefined || !jQuery( cur ).is( until )) ) {
+ while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
if ( cur.nodeType === 1 ) {
matched.push( cur );
}
return r;
}
});
+
+// Implement the identical functionality for filter and not
+function winnow( elements, qualifier, keep ) {
+ if ( jQuery.isFunction( qualifier ) ) {
+ return jQuery.grep(elements, function( elem, i ) {
+ var retVal = !!qualifier.call( elem, i, elem );
+ return retVal === keep;
+ });
+
+ } 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;
+ });
+
+ if ( isSimple.test( qualifier ) ) {
+ return jQuery.filter(qualifier, filtered, !keep);
+ } else {
+ qualifier = jQuery.filter( qualifier, filtered );
+ }
+ }
+
+ return jQuery.grep(elements, function( elem, i ) {
+ return (jQuery.inArray( elem, qualifier ) >= 0) === keep;
+ });
+}
+
+})( jQuery );