niobi-8.x-2.0-alpha4/modules/niobi_form/niobi_form.services.yml

services:
  niobi_form.assign_form_insert:
    class: Drupal\niobi_form\EventSubscriber\NiobiFormAssignFormInsertSubscriber
    tags:
      - { name: event_subscriber }
#  niobi_form.assign_form_delete:
#    class: Drupal\niobi_form\EventSubscriber\NiobiFormAssignFormDeleteSubscriber
#    tags:
#    - { name: event_subscriber }
  niobi_form.uninstall_validator:
    class: Drupal\niobi_form\NiobiFormUninstallValidator
    tags:
      - { name: module_install.uninstall_validator }
    arguments: ['@entity_type.manager', '@string_translation']
    lazy: true