* Helper to access system settings.
* @param $key
* @param bool $default
- * @return mixed
+ * @return bool|string|\BookStack\Services\SettingService
*/
-function setting($key, $default = false)
+function setting($key = null, $default = false)
{
$settingService = app(\BookStack\Services\SettingService::class);
+ if (is_null($key)) return $settingService;
return $settingService->get($key, $default);
}