UpdaterException.php

<?php

namespace Drupal\Core\Updater;


/**
 * Defines a Exception class for the Drupal\Core\Updater\Updater class
 * hierarchy.
 *
 * This is identical to the base Exception class, we just give it a more
 * specific name so that call sites that want to tell the difference can
 * specifically catch these exceptions and treat them differently.
 */
class UpdaterException extends \Exception {

}