X-Git-Url: http://git.asbjorn.it/?a=blobdiff_plain;f=src%2Fcore.js;h=50e167657df12c78a5799452c6f6b63d42fa7b65;hb=5c111a028a2c86f2392d987951db3a980900f1bd;hp=e2e60a9a77696707c7d42c300c803ce4b1d47562;hpb=a18f682012ae8e63f3b43b39375b3c5ce0a561e3;p=jquery.git

diff --git a/src/core.js b/src/core.js
index e2e60a9..50e1676 100644
--- a/src/core.js
+++ b/src/core.js
@@ -18,7 +18,7 @@ var jQuery = function( selector, context ) {
 
 	// A simple way to check for HTML strings or ID strings
 	// (both of which we optimize for)
-	quickExpr = /^[^<]*(<[\w\W]+>)[^>]*$|^#([\w-]+)$/,
+	quickExpr = /^[^<]*(<[\w\W]+>)[^>]*$|^#([\w\-]+)$/,
 
 	// Is it a simple selector
 	isSimple = /^.[^:#\[\.,]*$/,
@@ -49,7 +49,7 @@ var jQuery = function( selector, context ) {
 
 	// Save a reference to some core methods
 	toString = Object.prototype.toString,
-	hasOwnProperty = Object.prototype.hasOwnProperty,
+	hasOwn = Object.prototype.hasOwnProperty,
 	push = Array.prototype.push,
 	slice = Array.prototype.slice,
 	indexOf = Array.prototype.indexOf;
@@ -450,9 +450,9 @@ jQuery.extend({
 		}
 		
 		// Not own constructor property must be Object
-		if ( obj.constructor
-			&& !hasOwnProperty.call(obj, "constructor")
-			&& !hasOwnProperty.call(obj.constructor.prototype, "isPrototypeOf") ) {
+		if ( obj.constructor &&
+			!hasOwn.call(obj, "constructor") &&
+			!hasOwn.call(obj.constructor.prototype, "isPrototypeOf") ) {
 			return false;
 		}
 		
@@ -462,7 +462,7 @@ jQuery.extend({
 		var key;
 		for ( key in obj ) {}
 		
-		return key === undefined || hasOwnProperty.call( obj, key );
+		return key === undefined || hasOwn.call( obj, key );
 	},
 
 	isEmptyObject: function( obj ) {
@@ -623,12 +623,14 @@ jQuery.extend({
 	},
 
 	grep: function( elems, callback, inv ) {
-		var ret = [];
+		var ret = [], retVal;
+		inv = !!inv;
 
 		// Go through the array, only saving the items
 		// that pass the validator function
 		for ( var i = 0, length = elems.length; i < length; i++ ) {
-			if ( !inv !== !callback( elems[ i ], i ) ) {
+			retVal = !!callback( elems[ i ], i );
+			if ( inv !== retVal ) {
 				ret.push( elems[ i ] );
 			}
 		}
@@ -748,7 +750,7 @@ function doScrollCheck() {
 		// If IE is used, use the trick by Diego Perini
 		// http://javascript.nwbox.com/IEContentLoaded/
 		document.documentElement.doScroll("left");
-	} catch( error ) {
+	} catch(e) {
 		setTimeout( doScrollCheck, 1 );
 		return;
 	}
@@ -803,5 +805,5 @@ function access( elems, key, value, exec, fn, pass ) {
 }
 
 function now() {
-	return (new Date).getTime();
+	return (new Date()).getTime();
 }