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define([
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"./core",
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"./traversing/var/rneedsContext",
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"./core/init",
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"./traversing/findFilter",
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"./selector"
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], function( jQuery, rneedsContext ) {
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var rparentsprev = /^(?:parents|prev(?:Until|All))/,
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guaranteedUnique = {
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children: true,
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contents: true,
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next: true,
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prev: true
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};
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jQuery.extend({
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dir: function( elem, dir, until ) {
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var matched = [],
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cur = elem[ dir ];
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while ( cur && cur.nodeType !== 9 && (until === undefined || cur.nodeType !== 1 || !jQuery( cur ).is( until )) ) {
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if ( cur.nodeType === 1 ) {
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matched.push( cur );
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}
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cur = cur[dir];
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}
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return matched;
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},
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sibling: function( n, elem ) {
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var r = [];
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for ( ; n; n = n.nextSibling ) {
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if ( n.nodeType === 1 && n !== elem ) {
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r.push( n );
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}
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}
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return r;
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}
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});
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jQuery.fn.extend({
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has: function( target ) {
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var i,
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targets = jQuery( target, this ),
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len = targets.length;
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return this.filter(function() {
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for ( i = 0; i < len; i++ ) {
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if ( jQuery.contains( this, targets[i] ) ) {
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return true;
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}
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}
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});
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},
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closest: function( selectors, context ) {
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var cur,
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i = 0,
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l = this.length,
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matched = [],
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pos = rneedsContext.test( selectors ) || typeof selectors !== "string" ?
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jQuery( selectors, context || this.context ) :
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0;
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for ( ; i < l; i++ ) {
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for ( cur = this[i]; cur && cur !== context; cur = cur.parentNode ) {
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if ( cur.nodeType < 11 && (pos ?
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pos.index(cur) > -1 :
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cur.nodeType === 1 &&
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jQuery.find.matchesSelector(cur, selectors)) ) {
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matched.push( cur );
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break;
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}
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}
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}
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return this.pushStack( matched.length > 1 ? jQuery.unique( matched ) : matched );
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},
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index: function( elem ) {
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if ( !elem ) {
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return ( this[0] && this[0].parentNode ) ? this.first().prevAll().length : -1;
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}
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if ( typeof elem === "string" ) {
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return jQuery.inArray( this[0], jQuery( elem ) );
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}
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return jQuery.inArray(
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elem.jquery ? elem[0] : elem, this );
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},
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add: function( selector, context ) {
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return this.pushStack(
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jQuery.unique(
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jQuery.merge( this.get(), jQuery( selector, context ) )
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)
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);
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},
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addBack: function( selector ) {
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return this.add( selector == null ?
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this.prevObject : this.prevObject.filter(selector)
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);
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}
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});
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function sibling( cur, dir ) {
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do {
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cur = cur[ dir ];
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} while ( cur && cur.nodeType !== 1 );
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return cur;
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}
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jQuery.each({
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parent: function( elem ) {
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var parent = elem.parentNode;
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return parent && parent.nodeType !== 11 ? parent : null;
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},
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parents: function( elem ) {
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return jQuery.dir( elem, "parentNode" );
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},
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parentsUntil: function( elem, i, until ) {
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return jQuery.dir( elem, "parentNode", until );
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},
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next: function( elem ) {
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return sibling( elem, "nextSibling" );
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},
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prev: function( elem ) {
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return sibling( elem, "previousSibling" );
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},
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nextAll: function( elem ) {
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return jQuery.dir( elem, "nextSibling" );
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},
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prevAll: function( elem ) {
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return jQuery.dir( elem, "previousSibling" );
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},
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nextUntil: function( elem, i, until ) {
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return jQuery.dir( elem, "nextSibling", until );
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},
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prevUntil: function( elem, i, until ) {
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return jQuery.dir( elem, "previousSibling", until );
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},
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siblings: function( elem ) {
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return jQuery.sibling( ( elem.parentNode || {} ).firstChild, elem );
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},
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children: function( elem ) {
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return jQuery.sibling( elem.firstChild );
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},
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contents: function( elem ) {
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return jQuery.nodeName( elem, "iframe" ) ?
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elem.contentDocument || elem.contentWindow.document :
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jQuery.merge( [], elem.childNodes );
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}
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}, function( name, fn ) {
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jQuery.fn[ name ] = function( until, selector ) {
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var ret = jQuery.map( this, fn, until );
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if ( name.slice( -5 ) !== "Until" ) {
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selector = until;
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}
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if ( selector && typeof selector === "string" ) {
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ret = jQuery.filter( selector, ret );
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}
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if ( this.length > 1 ) {
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184
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if ( !guaranteedUnique[ name ] ) {
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ret = jQuery.unique( ret );
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}
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if ( rparentsprev.test( name ) ) {
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ret = ret.reverse();
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}
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}
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return this.pushStack( ret );
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};
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});
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return jQuery;
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});
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