Aerys\Process::registerShutdownHandler PHP Метод

    private function registerShutdownHandler()
    {
        register_shutdown_function(function () {
            if (!($err = \error_get_last())) {
                return;
            }
            switch ($err["type"]) {
                case E_ERROR:
                case E_PARSE:
                case E_USER_ERROR:
                case E_CORE_ERROR:
                case E_CORE_WARNING:
                case E_COMPILE_ERROR:
                case E_COMPILE_WARNING:
                case E_RECOVERABLE_ERROR:
                    break;
                default:
                    return;
            }
            $this->exitCode = 1;
            $msg = "{$err["message"]} in {$err["file"]} on line {$err["line"]}";
            // FIXME: Fatal error: Uncaught LogicException: Cannot run() recursively; event reactor already active
            \Amp\run(function () use($msg) {
                $this->logger->critical($msg);
                yield from $this->stop();
            });
        });
    }