preprocess_example_module.services.yml in Hook Event Dispatcher 8

src/Example/preprocess_example_module/preprocess_example_module.services.yml

File

src/Example/preprocess_example_module/preprocess_example_module.services.yml

services:
  preprocess_event.factory.example:
    class: \Drupal\preprocess_example_module\Event\Factory\ExamplePreprocessEventFactory
    tags:
      -  { name: preprocess_event_factory }

Services

Name	Description
preprocess_event.factory.example	\Drupal\preprocess_example_module\Event\Factory\ExamplePreprocessEventFactory