How to inject custom DataTransformer in Sylius/Symfony form

CustomBooleanToStringTransformer.php

<?php

namespace AppBundle\DataTransformer;


use Symfony\Component\Form\DataTransformerInterface;
use Symfony\Component\Form\Exception\TransformationFailedException;

class CustomBooleanToStringTransformer implements DataTransformerInterface {
    /**
     * The value emitted upon transform if the input is true.
     *
     * @var string
     */
    private $trueValue;

OnePageCheckoutType.php

final class OnePageCheckoutType extends AbstractResourceType {

    /** @var  CustomBooleanToStringTransformer $transformer */
    private $transformer;
    
    /**
     * {@inheritdoc}
     */
    public function buildForm(FormBuilderInterface $builder, array $options)
    {
        $builder
            ->add('differentBillingAddress', CheckboxType::class, [
                'mapped' => false,
                'required' => false,
                'data' => true,
                'label' => 'sylius.form.checkout.addressing.different_billing_address'
            ])
            ->addEventListener(FormEvents::PRE_SET_DATA, function (FormEvent $event) use ($options) {
                ...
            });
        $builder->get('differentBillingAddress')->resetViewTransformers()->addViewTransformer($this->transformer);

services.yml

services:

    app.transformer.bool_to_string:
        class: 'AppBundle\DataTransformer\CustomBooleanToStringTransformer'
    sylius.form.type.checkout_address:
        class: AppBundle\Form\OnePageCheckoutType
        autowire: true
        arguments:
            - '@app.transformer.bool_to_string'
            - %sylius.model.order.class%
            - %sylius.form.type.checkout_address.validation_groups%
        tags:
            - { name: form.type }