Expanded class hierarchy of ThemeExtensionList in Drupal 9
- class \Drupal\Core\Extension\ExtensionList
- class \Drupal\Core\Extension\ModuleExtensionList uses StringTranslationTrait
- class \Drupal\Core\Extension\ProfileExtensionList
- class \Drupal\Core\Extension\ThemeEngineExtensionList
- class \Drupal\Core\Extension\ThemeExtensionList
- class \Drupal\Core\Installer\InstallerThemeExtensionList uses ExtensionListTrait
- class \Drupal\KernelTests\Core\Theme\VfsThemeExtensionList
- class \Drupal\Tests\Core\Extension\TestThemeExtensionList uses SettableDiscoveryExtensionListTrait
- class \Drupal\Tests\Core\Extension\TestExtension