EnhancerInterface

class \Drupal\Core\Entity\Enhancer\EntityRouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface
class \Drupal\Core\Routing\Enhancer\EntityRevisionRouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface
class \Drupal\Core\Routing\Enhancer\FormRouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface
class \Drupal\Core\Routing\Enhancer\ParamConversionEnhancer implements \Drupal\Core\Routing\EnhancerInterface, \Symfony\Component\EventDispatcher\EventSubscriberInterface
class \Drupal\field_ui\Routing\FieldUiRouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface uses \Drupal\Core\DependencyInjection\DeprecatedServicePropertyTrait
class \Drupal\jsonapi\Revisions\ResourceVersionRouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface
class \Drupal\jsonapi\Routing\RouteEnhancer implements \Drupal\Core\Routing\EnhancerInterface

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