/**
  * Returns Data Attribute Array for Container Field (powermail fieldwrap) in FE
  *
  * @param \In2code\Powermail\Domain\Model\Field $field
  * @param \array $additionalAttributes To add further attributes
  * @return \array for data attributes
  */
 public function render(\In2code\Powermail\Domain\Model\Field $field = NULL)
 {
     if ($field && $field->getDependency() && $field->getDependencyField()) {
         return 'data-depends-on="' . $field->getDependencyField()->getMarker() . '" data-depends-on-operator="' . $field->getDependencyOperator() . '" data-depends-on-value="' . $field->getDependencyValue() . '" data-depends-on-action="' . $field->getDependencyAction() . '"';
     }
     return '';
 }