protected function configureOptions(OptionsResolver $resolver)
 {
     parent::configureOptions($resolver);
     $resolver->setDefault('upper_bound_suffix', 'until');
     $resolver->setDefault('lower_bound_suffix', 'since');
     $resolver->setDefault('include_upper_bound', true);
     $resolver->setDefault('include_lower_bound', true);
 }
 protected function configureOptions(OptionsResolver $resolver)
 {
     parent::configureOptions($resolver);
     $resolver->setDefault('start_with', false);
     $resolver->setDefault('end_with', false);
 }
 protected function configureOptions(OptionsResolver $resolver)
 {
     parent::configureOptions($resolver);
     $resolver->setDefault('case_sensitive', true);
 }
 protected function configureOptions(OptionsResolver $resolver)
 {
     parent::configureOptions($resolver);
     $resolver->setDefault('match_all', false);
     $resolver->setDefault('allow_empty', true);
 }