class Callback in GraphQL 8.4

Resolves by invoking a callback for the field.

Hierarchy

• class \Drupal\graphql\GraphQL\Resolver\Callback implements ResolverInterface

2 files declare their use of Callback

MockingTrait.php in tests/src/Traits/MockingTrait.php

ResolverBuilder.php in src/GraphQL/ResolverBuilder.php

File

src/GraphQL/Resolver/Callback.php, line 12

Namespace

Drupal\graphql\GraphQL\Resolver

class Callback implements ResolverInterface {

  /**
   * The callback.
   *
   * @var callable
   */
  protected $callback;

  /**
   * Callback constructor.
   *
   * @param callable $callback
   */
  public function __construct(callable $callback) {
    $this->callback = $callback;
  }

  /**
   * {@inheritdoc}
   */
  public function resolve($value, $args, ResolveContext $context, ResolveInfo $info, FieldContext $field) {
    $result = ($this->callback)($value, $args, $context, $info, $field);
    return $result;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
Callback::$callback	protected	property	The callback.
Callback::resolve	public	function	Resolve values for the fields. Overrides ResolverInterface::resolve
Callback::__construct	public	function	Callback constructor.