Sylius\Bundle\ProductBundle\Form\Type\ProductAttributeType::buildForm PHP Method

    public function buildForm(FormBuilderInterface $builder, array $options)
    {
        parent::buildForm($builder, $options);
        $builder->add('position', IntegerType::class, ['required' => false, 'label' => 'sylius.form.product_attribute.position', 'invalid_message' => 'sylius.product_attribute.invalid']);
    }