/**
* {@inheritdoc}
*/
public function setDefaultOptions(OptionsResolverInterface $resolver)
{
parent::setDefaultOptions($resolver);
$resolver->setDefaults(['empty_value' => false, 'choices' => ['No', 'Yes']]);
$resolver->setNormalizers(['empty_value' => function (Options $options, $value) {
return $this->isImplementsTaggable($options) ? 'Yes' : $value;
}]);
}
