ExpressionFormInterface

class \Drupal\rules\Form\Expression\ActionContainerForm extends \Drupal\rules\Form\Expression\ExpressionContainerFormBase
class \Drupal\rules\Form\Expression\ActionForm implements \Drupal\rules\Form\Expression\ExpressionFormInterface uses \Drupal\rules\Context\Form\ContextFormTrait, \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\rules\Ui\RulesUiHandlerTrait
class \Drupal\rules\Form\Expression\ConditionContainerForm extends \Drupal\rules\Form\Expression\ExpressionContainerFormBase
class \Drupal\rules\Form\Expression\ConditionForm implements \Drupal\rules\Form\Expression\ExpressionFormInterface uses \Drupal\rules\Context\Form\ContextFormTrait, \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\rules\Ui\RulesUiHandlerTrait
class \Drupal\rules\Form\Expression\ExpressionContainerFormBase implements \Drupal\rules\Form\Expression\ExpressionFormInterface uses \Drupal\Core\StringTranslation\StringTranslationTrait, \Drupal\rules\Form\Expression\ExpressionFormTrait, \Drupal\rules\Ui\RulesUiHandlerTrait
class \Drupal\rules\Form\Expression\RuleExpressionForm implements \Drupal\rules\Form\Expression\ExpressionFormInterface uses \Drupal\rules\Form\Expression\ExpressionFormTrait