Expanded class hierarchy of TranslationWrapper in Zircon Profile 8
- class \Drupal\Component\Render\FormattableMarkup implements \Drupal\Component\Render\Countable, MarkupInterface
- class \Drupal\Core\StringTranslation\TranslatableMarkup uses ToStringTrait
- class \Drupal\Core\StringTranslation\PluralTranslatableMarkup
- class \Drupal\Core\StringTranslation\TranslationWrapper
- class \Drupal\Core\StringTranslation\TranslatableMarkup uses ToStringTrait