class NormalInstallerServiceProvider

class NormalInstallerServiceProvider implements ServiceProviderInterface {
  
  /**
   * {@inheritdoc}
   */
  public function register(ContainerBuilder $container) {
    // During the installer user 1 is a superuser.
    $container->setDefinition(InstallerAccessPolicy::class, (new Definition())->addTag('access_policy')
      ->setPublic(FALSE));
    // Replace cache services with in-memory implementations. The results in
    // less queries to set caches which will only be cleared on the next module
    // install.
    $definition = $container->getDefinition('cache_factory');
    $definition->setClass(MemoryBackendFactory::class);
    $definition->setArguments([
      new Time(),
    ]);
    $definition->setMethodCalls([]);
    // Replace lock service with no-op implementation as Drupal installation can
    // only occur in a single thread and the site should not be publicly
    // available.
    $container->register('lock', NullLockBackend::class);
    // Remove the cache tags invalidator tag from the cache tags storage, so
    // that we don't call it when cache tags are invalidated in the installer.
    $container->getDefinition('cache_tags.invalidator.checksum')
      ->clearTag('cache_tags_invalidator');
    // Use performance-optimized extension lists.
    $container->getDefinition('extension.list.module')
      ->setClass(InstallerModuleExtensionList::class);
    $container->getDefinition('extension.list.theme')
      ->setClass(InstallerThemeExtensionList::class);
    $container->getDefinition('extension.list.theme_engine')
      ->setClass(InstallerThemeEngineExtensionList::class);
    // Don't register the lazy route provider in the super early installer.
    if (static::class === NormalInstallerServiceProvider::class) {
      $lazy_route_provider = $container->register('router.route_provider.installer');
      $lazy_route_provider->setClass(InstallerRouteProviderLazyBuilder::class)
        ->setDecoratedService('router.route_provider')
        ->addArgument(new Reference('router.route_provider.installer.inner'))
        ->addArgument(new Reference('router.builder'))
        ->addTag('event_subscriber');
    }
    $pass_config = $container->getCompilerPassConfig();
    $pass_config->setRemovingPasses(array_filter($pass_config->getRemovingPasses(), function ($pass) {
      // Remove InlineServiceDefinitionsPass, RemoveUnusedDefinitionsPass,
      // AnalyzeServiceReferencesPass and ReplaceAliasByActualDefinitionPass as
      // these are not necessary during installation.
      // @see \Symfony\Component\DependencyInjection\Compiler\PassConfig
      return !($pass instanceof InlineServiceDefinitionsPass || $pass instanceof RemoveUnusedDefinitionsPass || $pass instanceof AnalyzeServiceReferencesPass || $pass instanceof ReplaceAliasByActualDefinitionPass);
    }));
    $pass_config->setAfterRemovingPasses(array_filter($pass_config->getAfterRemovingPasses(), function ($pass) {
      // Remove ResolveHotPathPass as Drupal's container dumper does not support
      // it.
      // @see \Symfony\Component\DependencyInjection\Compiler\PassConfig
      return !$pass instanceof ResolveHotPathPass;
    }));
  }

}