X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fmanipulation.js;h=b026672df7e789acfc103757d90f0cdccd027d3d;hb=0c4418bbc4022ed5cb746af364ff1c0d7c331209;hp=ce9b917916b83b276f898c37b6e6f151d7604290;hpb=9476530fa1e39ce1324e98f4dbb79576895372e5;p=jquery.git

diff --git a/src/manipulation.js b/src/manipulation.js
index ce9b917..b026672 100644
--- a/src/manipulation.js
+++ b/src/manipulation.js
@@ -137,24 +137,55 @@ jQuery.fn.extend({
 	},
 
 	domManip: function( args, table, callback ) {
+		var fragment, scripts, cacheable, cached, cacheresults, first;
+
 		if ( this[0] ) {
-			var fragment = (this[0].ownerDocument || this[0]).createDocumentFragment(),
-				scripts = jQuery.clean( args, (this[0].ownerDocument || this[0]), fragment ),
-				first = fragment.firstChild;
-
-			if ( first )
-				for ( var i = 0, l = this.length; i < l; i++ )
-					callback.call( root(this[i], first), this.length > 1 || i > 0 ?
-							fragment.cloneNode(true) : fragment );
-		
-			if ( scripts )
+			if ( args.length === 1 && typeof args[0] === "string" && args[0].length < 512 ) {
+				cacheable = true;
+				cacheresults = jQuery.fragments[ args[0] ];
+				if ( cacheresults ) {
+					if ( cacheresults !== 1 ) {
+						fragment = cacheresults;
+					}
+					cached = true;
+				}
+			}
+			
+			if ( !fragment ) {
+				fragment = (this[0].ownerDocument || this[0]).createDocumentFragment();
+				scripts = jQuery.clean( args, (this[0].ownerDocument || this[0]), fragment );
+			}
+
+			first = fragment.firstChild;
+
+			if ( first ) {
+				table = table && jQuery.nodeName( first, "tr" );
+
+				for ( var i = 0, l = this.length; i < l; i++ ) {
+					callback.call(
+						table ?
+							root(this[i], first) :
+							this[i],
+						cacheable || this.length > 1 || i > 0 ?
+							fragment.cloneNode(true) :
+							fragment
+					);
+				}
+			}
+
+			if ( scripts ) {
 				jQuery.each( scripts, evalScript );
+			}
+
+			if ( cacheable ) {
+				jQuery.fragments[ args[0] ] = cacheresults ? fragment : 1;
+			}
 		}
 
 		return this;
-		
+
 		function root( elem, cur ) {
-			return table && jQuery.nodeName(elem, "table") && jQuery.nodeName(cur, "tr") ?
+			return jQuery.nodeName(elem, "table") ?
 				(elem.getElementsByTagName("tbody")[0] ||
 				elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
 				elem;
@@ -162,6 +193,8 @@ jQuery.fn.extend({
 	}
 });
 
+jQuery.fragments = {};
+
 jQuery.each({
 	appendTo: "append",
 	prependTo: "prepend",
@@ -186,8 +219,7 @@ jQuery.each({
 	remove: function( selector ) {
 		if ( !selector || jQuery.multiFilter( selector, [ this ] ).length ) {
 			if ( this.nodeType === 1 ) {
-				cleanData( this.getElementsByTagName("*") );
-				cleanData( [this] );
+				cleanData( jQuery("*", this).add(this) );
 			}
 
 			if ( this.parentNode ) {
@@ -199,7 +231,7 @@ jQuery.each({
 	empty: function() {
 		// Remove element nodes and prevent memory leaks
 		if ( this.nodeType === 1 ) {
-			cleanData( this.getElementsByTagName("*") );
+			cleanData( jQuery("*", this) );
 		}
 
 		// Remove any remaining nodes
@@ -306,7 +338,7 @@ jQuery.extend({
 				// IE completely kills leading whitespace when innerHTML is used
 				if ( !jQuery.support.leadingWhitespace && /^\s/.test( elem ) )
 					div.insertBefore( context.createTextNode( elem.match(/^\s*/)[0] ), div.firstChild );
-				
+
 				elem = jQuery.makeArray( div.childNodes );
 			}
 
@@ -327,7 +359,7 @@ jQuery.extend({
 					fragment.appendChild( ret[i] );
 				}
 			}
-			
+
 			return scripts;
 		}