View extend for templates

gistfile1.txt

View.extend = _.wrap(View.extend, function(func) {
        var rest = Array.prototype.slice.call(arguments, 1),
            derivedClass = func.apply(this, rest);

        derivedClass.prototype.defaults = $.extend(true, {},
            derivedClass.__super__.prototype.defaults,
            derivedClass.prototype.defaults);
        derivedClass.prototype.templates = $.extend(true, {},
            derivedClass.__super__.prototype.templates,
            derivedClass.prototype.templates);

        return derivedClass;
    });