namespace Drupal\Core\Extension\Plugin\Validation\Constraint
| Object name | File name | Summary |
|---|---|---|
| ExtensionExistsConstraint | core/lib/Drupal/Core/Extension/Plugin/Validation/Constraint/ExtensionExistsConstraint.php | Checks that the value is the name of an installed extension. |
| ExtensionExistsConstraintValidator | core/lib/Drupal/Core/Extension/Plugin/Validation/Constraint/ExtensionExistsConstraintValidator.php | Validates that a given extension exists. |
| ExtensionNameConstraint | core/lib/Drupal/Core/Extension/Plugin/Validation/Constraint/ExtensionNameConstraint.php | Checks that the value is a valid extension name. |