}
}
return true;
+ },
+ compareObject : function( objectA, objectB ) {
+
+ // Do a simple check if the types match
+ if ( typeof( objectA ) == typeof( objectB ) ) {
+
+ // Only loop over the contents if it really is an object
+ if ( typeof( objectA ) == 'object' ) {
+ // If they are aliases of the same object (ie. mw and mediaWiki) return now
+ if ( objectA === objectB ) {
+ return true;
+ } else {
+ // Iterate over each property
+ for ( var prop in objectA ) {
+ // Check if this property is also present in the other object
+ if ( prop in objectB ) {
+ // Compare the types of the properties
+ var type = typeof( objectA[prop] );
+ if ( type == typeof( objectB[prop] ) ) {
+ // Recursively check objects inside this one
+ switch ( type ) {
+ case 'object' :
+ if ( !$.compareObject( objectA[prop], objectB[prop] ) ) {
+ return false;
+ }
+ break;
+ case 'function' :
+ // Functions need to be strings to compare them properly
+ if ( objectA[prop].toString() !== objectB[prop].toString() ) {
+ return false;
+ }
+ break;
+ default:
+ // Strings, numbers
+ if ( objectA[prop] !== objectB[prop] ) {
+ return false;
+ }
+ break;
+ }
+ } else {
+ return false;
+ }
+ } else {
+ return false;
+ }
+ }
+ // Check for properties in B but not in A
+ // This is about 15% faster (tested in Safari 5 and Firefox 3.6)
+ // ...than incrementing a count variable in the above and below loops
+ // See also: http://www.mediawiki.org/wiki/ResourceLoader/Default_modules/compareObject_test#Results
+ for ( var prop in objectB ) {
+ if ( !( prop in objectA ) ) {
+ return false;
+ }
+ }
+ }
+ }
+ } else {
+ return false;
+ }
+ return true;
}
});