protected function prepare_form_errors(WP_Form_Component $component)
 {
     $errors = $this->errors->get_error_messages($component->get_name());
     foreach ($errors as $e) {
         $component->set_error($e);
     }
     if ($component instanceof WP_Form_Aggregate) {
         foreach ($component->get_children() as $child) {
             $this->prepare_form_errors($child);
         }
     }
 }