Made the .unqiue() within .find() optional (speeds up calls).

[jquery.git] / src / core.js

diff --git a/src/core.js b/src/core.js
index 4eab2cd..e2f1f0b 100644 (file)
--- a/src/core.js
+++ b/src/core.js
@@ -261,13 +261,17 @@ jQuery.fn = jQuery.prototype = {
        },
 
        find: function( selector ) {
-               var elems = jQuery.map(this, function(elem){
-                       return jQuery.find( selector, elem );
-               });
+               if ( this.length === 1 ) {
+                       return this.pushStack( jQuery.find( selector, this[0] ), "find", selector );
+               } else {
+                       var elems = jQuery.map(this, function(elem){
+                               return jQuery.find( selector, elem );
+                       });
 
-               return this.pushStack( /[^+>] [^+>]/.test( selector ) ?
-                       jQuery.unique( elems ) :
-                       elems, "find", selector );
+                       return this.pushStack( /[^+>] [^+>]/.test( selector ) ?
+                               jQuery.unique( elems ) :
+                               elems, "find", selector );
+               }
        },
 
        clone: function( events ) {
@@ -475,11 +479,11 @@ jQuery.fn = jQuery.prototype = {
 
        domManip: function( args, table, callback ) {
                if ( this[0] ) {
-                       var fragment = this[0].ownerDocument.createDocumentFragment(),
-                               scripts = jQuery.clean( args, this[0].ownerDocument, fragment ),
+                       var fragment = (this[0].ownerDocument || this[0]).createDocumentFragment(),
+                               scripts = jQuery.clean( args, (this[0].ownerDocument || this[0]), fragment ),
                                first = fragment.firstChild,
                                extra = this.length > 1 ? fragment.cloneNode(true) : fragment;
-                       
+
                        if ( first )
                                for ( var i = 0, l = this.length; i < l; i++ )
                                        callback.call( root(this[i], first), i > 0 ? extra.cloneNode(true) : fragment );
@@ -894,15 +898,6 @@ jQuery.extend({
                                if ( !jQuery.support.leadingWhitespace && /^\s/.test( elem ) )
                                        div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
                                
-                               if ( fragment ) {
-                                       var found = div.getElementsByTagName("script");
-                       
-                                       while ( found.length ) {
-                                               scripts.push( found[0] );
-                                               found[0].parentNode.removeChild( found[0] );
-                                       }
-                               }
-
                                elem = jQuery.makeArray( div.childNodes );
                        }
 
@@ -915,14 +910,12 @@ jQuery.extend({
 
                if ( fragment ) {
                        for ( var i = 0; ret[i]; i++ ) {
-                               var node = ret[i];
-                               if ( jQuery.nodeName( node, "script" ) ) {
-                                       if( node.parentNode )
-                                               node.parentNode.removeChild( node );
+                               if ( jQuery.nodeName( ret[i], "script" ) ) {
+                                       scripts.push( ret[i].parentNode.removeChild( ret[i] ) );
                                } else {
-                                       if ( node.nodeType === 1 )
-                                               ret = jQuery.merge( ret, node.getElementsByTagName("script"));
-                                       fragment.appendChild( node );
+                                       if ( ret[i].nodeType === 1 )
+                                               ret.splice.apply( ret, [i + 1, 0].concat(jQuery.makeArray(ret[i].getElementsByTagName("script"))) );
+                                       fragment.appendChild( ret[i] );
                                }
                        }
                        
@@ -970,6 +963,13 @@ jQuery.extend({
                                if( jQuery.nodeName( elem, "form" ) && elem.getAttributeNode(name) )
                                        return elem.getAttributeNode( name ).nodeValue;
 
+                               // elem.tabindex doesn't always return the correct value
+                               // http://fluidproject.org/blog/2008/01/09/getting-setting-and-removing-tabindex-values-with-javascript/
+                               if ( name == jQuery.props.tabindex ) {
+                                       var attributeNode = elem.getAttributeNode(jQuery.props.tabindex);
+                                       return attributeNode && attributeNode.specified && attributeNode.value || undefined;
+                               }
+
                                return elem[ name ];
                        }