original_string: public function buildForm(FormBuilderInterface $builder, array $options)
      {
          foreach ($options['button_groups'] as $name => $config) {
              $builder->add($name, ButtonGroupType::class, $config);
          }
      }
code: public function buildForm(FormBuilderInterface $builder, array $options)
      {
          foreach ($options['button_groups'] as $name => $config) {
              $builder->add($name, ButtonGroupType::class, $config);
          }
      }
code_tokens: public function buildForm ( FormBuilderInterface $ builder , array $ options ) { foreach ( $ options [ 'button_groups' ] as $ name => $ config ) { $ builder -> add ( $ name , ButtonGroupType :: class , $ config ) ; } }
docstring: Pull all group of button into the form.
  
  {@inheritdoc}
docstring_tokens: Pull all group of button into the form .