<?php declare(strict_types=1); namespace League\Flysystem\Ftp; use TypeError; use ValueError; class NoopCommandConnectivityChecker implements ConnectivityChecker { public function isConnected($connection): bool { // @codeCoverageIgnoreStart try { $response = @ftp_raw($connection, 'NOOP'); } catch (TypeError | ValueError $typeError) { return false; } // @codeCoverageIgnoreEnd $responseCode = $response ? (int) preg_replace('/\D/', '', implode('', $response)) : false; return $responseCode === 200; } }