Version 1
[yaffs-website] / vendor / geedmo / yamm3 / demo / components / jquery / src / traversing / findFilter.js
diff --git a/vendor/geedmo/yamm3/demo/components/jquery/src/traversing/findFilter.js b/vendor/geedmo/yamm3/demo/components/jquery/src/traversing/findFilter.js
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+define([
+       "../core",
+       "../var/indexOf",
+       "./var/rneedsContext",
+       "../selector"
+], function( jQuery, indexOf, rneedsContext ) {
+
+var risSimple = /^.[^:#\[\.,]*$/;
+
+// Implement the identical functionality for filter and not
+function winnow( elements, qualifier, not ) {
+       if ( jQuery.isFunction( qualifier ) ) {
+               return jQuery.grep( elements, function( elem, i ) {
+                       /* jshint -W018 */
+                       return !!qualifier.call( elem, i, elem ) !== not;
+               });
+
+       }
+
+       if ( qualifier.nodeType ) {
+               return jQuery.grep( elements, function( elem ) {
+                       return ( elem === qualifier ) !== not;
+               });
+
+       }
+
+       if ( typeof qualifier === "string" ) {
+               if ( risSimple.test( qualifier ) ) {
+                       return jQuery.filter( qualifier, elements, not );
+               }
+
+               qualifier = jQuery.filter( qualifier, elements );
+       }
+
+       return jQuery.grep( elements, function( elem ) {
+               return ( indexOf.call( qualifier, elem ) >= 0 ) !== not;
+       });
+}
+
+jQuery.filter = function( expr, elems, not ) {
+       var elem = elems[ 0 ];
+
+       if ( not ) {
+               expr = ":not(" + expr + ")";
+       }
+
+       return elems.length === 1 && elem.nodeType === 1 ?
+               jQuery.find.matchesSelector( elem, expr ) ? [ elem ] : [] :
+               jQuery.find.matches( expr, jQuery.grep( elems, function( elem ) {
+                       return elem.nodeType === 1;
+               }));
+};
+
+jQuery.fn.extend({
+       find: function( selector ) {
+               var i,
+                       len = this.length,
+                       ret = [],
+                       self = this;
+
+               if ( typeof selector !== "string" ) {
+                       return this.pushStack( jQuery( selector ).filter(function() {
+                               for ( i = 0; i < len; i++ ) {
+                                       if ( jQuery.contains( self[ i ], this ) ) {
+                                               return true;
+                                       }
+                               }
+                       }) );
+               }
+
+               for ( i = 0; i < len; i++ ) {
+                       jQuery.find( selector, self[ i ], ret );
+               }
+
+               // Needed because $( selector, context ) becomes $( context ).find( selector )
+               ret = this.pushStack( len > 1 ? jQuery.unique( ret ) : ret );
+               ret.selector = this.selector ? this.selector + " " + selector : selector;
+               return ret;
+       },
+       filter: function( selector ) {
+               return this.pushStack( winnow(this, selector || [], false) );
+       },
+       not: function( selector ) {
+               return this.pushStack( winnow(this, selector || [], true) );
+       },
+       is: function( selector ) {
+               return !!winnow(
+                       this,
+
+                       // If this is a positional/relative selector, check membership in the returned set
+                       // so $("p:first").is("p:last") won't return true for a doc with two "p".
+                       typeof selector === "string" && rneedsContext.test( selector ) ?
+                               jQuery( selector ) :
+                               selector || [],
+                       false
+               ).length;
+       }
+});
+
+});