hal.services.yml

services:
  serializer.normalizer.entity_reference_item.hal:
    class: Drupal\hal\Normalizer\EntityReferenceItemNormalizer
    tags:
      - { name: normalizer, priority: 10 }
    calls:
      - [setLinkManager, ['@rest.link_manager']]
      - [setEntityResolver, ['@serializer.entity_resolver']]
  serializer.normalizer.field_item.hal:
    class: Drupal\hal\Normalizer\FieldItemNormalizer
    tags:
      - { name: normalizer, priority: 10 }
    calls:
      - [setLinkManager, ['@rest.link_manager']]
  serializer.normalizer.field.hal:
    class: Drupal\hal\Normalizer\FieldNormalizer
    tags:
      - { name: normalizer, priority: 10 }
    calls:
      - [setLinkManager, ['@rest.link_manager']]
  serializer.normalizer.entity.hal:
    class: Drupal\hal\Normalizer\EntityNormalizer
    tags:
      - { name: normalizer, priority: 10 }
    calls:
      - [setLinkManager, ['@rest.link_manager']]
  serializer.encoder.hal:
    class: Drupal\hal\Encoder\JsonEncoder
    tags:
      - { name: encoder, priority: 10, format: hal_json }
  hal.subscriber:
    class: Drupal\hal\HalSubscriber
    tags:
      - { name: event_subscriber }