ws_event-1.0.16/ws_event.services.yml

services:
  ws_event.event_data_helper:
    class: Drupal\ws_event\EventDataHelper
    arguments: [
      '@daterange_compact.formatter',
      '@smart_date.manager',
      '@module_handler',
      '@entity_display.repository',
      '@entity_type.manager'
    ]

  ws_event.ws_style_group_applies_to_alter:
    class: Drupal\ws_event\EventSubscriber\WSStyleGroupAlter
    tags:
      - { name: event_subscriber }