X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;ds=sidebyside;f=src%2Fcore.js;h=e2e60a9a77696707c7d42c300c803ce4b1d47562;hb=fc08d0ea8dc881ed56102eb14e3ad9c54cccc34e;hp=2271ceb53702158b5f863e357785653b372d2955;hpb=b8076a914ba9d400dc9c48d866b145df6fabafcf;p=jquery.git

diff --git a/src/core.js b/src/core.js
index 2271ceb..e2e60a9 100644
--- a/src/core.js
+++ b/src/core.js
@@ -72,7 +72,8 @@ jQuery.fn = jQuery.prototype = {
 		
 		// The body element only exists once, optimize finding it
 		if ( selector === "body" && !context ) {
-			this.context = this[0] = document.body;
+			this.context = document;
+			this[0] = document.body;
 			this.selector = "body";
 			this.length = 1;
 			return this;
@@ -196,7 +197,14 @@ jQuery.fn = jQuery.prototype = {
 	// (returning the new matched element set)
 	pushStack: function( elems, name, selector ) {
 		// Build a new jQuery matched element set
-		var ret = jQuery( elems || null );
+		var ret = jQuery();
+
+		if ( jQuery.isArray( elems ) ) {
+			push.apply( ret, elems );
+		
+		} else {
+			jQuery.merge( ret, elems );
+		}
 
 		// Add the old object onto the stack (as a reference)
 		ret.prevObject = this;
@@ -213,18 +221,6 @@ jQuery.fn = jQuery.prototype = {
 		return ret;
 	},
 
-	// Force the current matched set of elements to become
-	// the specified array of elements (destroying the stack in the process)
-	// You should use pushStack() in order to do this, but maintain the stack
-	setArray: function( elems ) {
-		// Resetting the length to 0, then using the native Array push
-		// is a super-fast way to populate an object with array-like properties
-		this.length = 0;
-		push.apply( this, elems );
-
-		return this;
-	},
-
 	// Execute a callback for every element in the matched set.
 	// (You can seed the arguments with an array of args, but this is
 	// only used internally.)
@@ -484,6 +480,9 @@ jQuery.extend({
 		if ( typeof data !== "string" || !data ) {
 			return null;
 		}
+
+		// Make sure leading/trailing whitespace is removed (IE can't handle it)
+		data = jQuery.trim( data );
 		
 		// Make sure the incoming data is actual JSON
 		// Logic borrowed from http://json.org/json2.js
@@ -694,7 +693,7 @@ jQuery.extend({
 			/(opera)(?:.*version)?[ \/]([\w.]+)/.exec( ua ) ||
 			/(msie) ([\w.]+)/.exec( ua ) ||
 			!/compatible/.test( ua ) && /(mozilla)(?:.*? rv:([\w.]+))?/.exec( ua ) ||
-		  	[];
+			[];
 
 		return { browser: match[1] || "", version: match[2] || "0" };
 	},
@@ -800,7 +799,7 @@ function access( elems, key, value, exec, fn, pass ) {
 	}
 	
 	// Getting an attribute
-	return length ? fn( elems[0], key ) : null;
+	return length ? fn( elems[0], key ) : undefined;
 }
 
 function now() {