Constraint.php

Same filename in this branch
  1. 11.x core/lib/Drupal/Core/Validation/Annotation/Constraint.php
  2. 11.x core/lib/Drupal/Component/Version/Constraint.php
Same filename in other branches
  1. 9 core/lib/Drupal/Core/Validation/Annotation/Constraint.php
  2. 9 core/lib/Drupal/Component/Version/Constraint.php
  3. 8.9.x core/lib/Drupal/Core/Validation/Annotation/Constraint.php
  4. 8.9.x core/lib/Drupal/Component/Version/Constraint.php
  5. 10 core/lib/Drupal/Core/Validation/Attribute/Constraint.php
  6. 10 core/lib/Drupal/Core/Validation/Annotation/Constraint.php
  7. 10 core/lib/Drupal/Component/Version/Constraint.php

Namespace

Drupal\Core\Validation\Attribute

File

core/lib/Drupal/Core/Validation/Attribute/Constraint.php

View source
<?php

namespace Drupal\Core\Validation\Attribute;

use Drupal\Component\Plugin\Attribute\Plugin;
use Drupal\Core\StringTranslation\TranslatableMarkup;

/**
 * Defines a Constraint attribute object.
 *
 * Plugin Namespace: Plugin\Validation\Constraint
 *
 * For a working example, see
 * \Drupal\Core\Validation\Plugin\Validation\Constraint\LengthConstraint
 *
 * @see \Drupal\Core\Validation\ConstraintManager
 * @see \Symfony\Component\Validator\Constraint
 * @see hook_validation_constraint_alter()
 * @see plugin_api
 */
class Constraint extends Plugin {
    
    /**
     * Constructs a Constraint attribute.
     *
     * @param string $id
     *   The constraint plugin ID.
     * @param \Drupal\Core\StringTranslation\TranslatableMarkup|null $label
     *   (optional) The human-readable name of the constraint plugin.
     * @param string|string[]|false $type
     *   (optional) DataType plugin IDs for which this constraint applies. Valid
     *   values are any types registered by the typed data API, or an array of
     *   multiple type names. For supporting all types, FALSE may be specified.
     *   The key defaults to an empty array, which indicates no types are
     *   supported.
     * @param class-string|null $deriver
     *   (optional) The deriver class.
     */
    public function __construct(string $id, ?TranslatableMarkup $label = NULL, string|array|false $type = [], ?string $deriver = NULL) {
    }

}

Classes

Title Deprecated Summary
Constraint Defines a Constraint attribute object.

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