StatusMessage/statusmessage.services.yml

services:
  statusservice:
    class: Drupal\statusmessage\StatusService
    arguments: ["@entity_type.manager", "@entity.query", "@flag"]

  status_type_service:
    class: Drupal\statusmessage\StatusTypeService
    arguments: ['@entity.query', '@entity_type.manager']

  preview_generator:
    class: Drupal\statusmessage\ClientGeneratorService
    arguments: ['@http_client']
  markupgenerator:
    class: Drupal\statusmessage\MarkupGenerator