Expanded class hierarchy of FieldDefinition in Drupal 10
- class \Drupal\Core\TypedData\DataDefinition implements \Drupal\Core\TypedData\ArrayAccess, DataDefinitionInterface uses TypedDataTrait
- class \Drupal\Core\Field\TypedData\FieldItemDataDefinition implements FieldItemDataDefinitionInterface
- class \Drupal\Core\TypedData\ComplexDataDefinitionBase implements ComplexDataDefinitionInterface
- class \Drupal\Core\TypedData\DataReferenceDefinition implements DataReferenceDefinitionInterface
- class \Drupal\Core\TypedData\DataReferenceTargetDefinition
- class \Drupal\Core\TypedData\ListDataDefinition implements ListDataDefinitionInterface
- class \Drupal\Core\Config\Schema\SequenceDataDefinition
- class \Drupal\Core\Field\BaseFieldDefinition implements FieldDefinitionInterface, FieldStorageDefinitionInterface, RequiredFieldStorageDefinitionInterface uses UnchangingCacheableDependencyTrait, FieldInputValueNormalizerTrait
- class \Drupal\Core\Field\FieldDefinition implements FieldDefinitionInterface uses UnchangingCacheableDependencyTrait, FieldInputValueNormalizerTrait