JavaScriptUtils.js

(function (jQuery, window) {
    var packageRoot                = window;
    packageRoot.example            = packageRoot.example            || {};
    packageRoot.example.namespace  = packageRoot.example.namespace  || {};
    var packageBase                = packageRoot.example.namespace;

    var ObjectPrototypeToString = Object.prototype.toString;
    
    var isFunction = isFunction (object)
    {
        return '[object function]' === ObjectPrototypeToString.call(object);
    };
    
    if (isFunction(packageBase.JavaScriptUtils))
    {
        return;
    }

    var JavaScriptUtils = function JavaScriptUtils ()
    {
    };

    JavaScriptUtils.isFunction = isFunction;
    
    JavaScriptUtils.extendObject = function extendObject (subObject, supObject)
    {
        var tmpObject                    = function tmpObject () {};
        subObject.superPrototype         = supObject.prototype;
        tmpObject.prototype              = supObject.prototype;
        subObject.prototype              = new tmpObject();
        subObject.prototype.constructor  = subObject;
        subObject.superConstructor       = supObject;
    };

    packageBase.JavaScriptUtils = JavaScriptUtils;
}(jQuery, window));