protected function setViewHelpers()
    {
        $this->set('token', $this->app->make('token'));
        $this->set('form', $this->app->make('helper/form'));
        $this->set('ui', $this->app->make('helper/concrete/ui'));
        $this->set('resolverManager', $this->app->make(ResolverManagerInterface::class));
    }