Expanded class hierarchy of EntityRevisionBuffer in GraphQL 8.4
- class \Drupal\graphql\GraphQL\Buffers\BufferBase
- class \Drupal\graphql\GraphQL\Buffers\EntityBuffer
- class \Drupal\graphql\GraphQL\Buffers\EntityRevisionBuffer
- class \Drupal\graphql\GraphQL\Buffers\EntityUuidBuffer