function ReverseContainer::__construct

Constructs a ReverseContainer object.

Parameters

\Drupal\Component\DependencyInjection\Container|\Symfony\Component\DependencyInjection\Container $serviceContainer: The service container.

File

core/lib/Drupal/Component/DependencyInjection/ReverseContainer.php, line 42

Class

ReverseContainer

Retrieves service IDs from the container for public services.

Namespace

Code

public function __construct($serviceContainer) {
  if (!($serviceContainer instanceof Container || $serviceContainer instanceof SymfonyContainer)) {
    throw new \InvalidArgumentException('The container must be an instance of \\Drupal\\Component\\DependencyInjection\\Container or \\Symfony\\Component\\DependencyInjection\\Container');
  }
  $this->serviceContainer = $serviceContainer;
  $this->getServiceId = \Closure::bind(function ($service) : ?string {
    return array_search($service, $this->services, TRUE) ?: NULL;
  }, $serviceContainer, $serviceContainer);
}