lib/RetryMiddlewareFactory.php
private static function isConnectionError(\GuzzleHttp\Exception\RequestException $exception = null)
    {
        return $exception instanceof \GuzzleHttp\Exception\ConnectException;
    }
private static function isConnectionError(\GuzzleHttp\Exception\RequestException $exception = null)
    {
        return $exception instanceof \GuzzleHttp\Exception\ConnectException;
    }
private static function isConnectionError ( \ GuzzleHttp \ Exception \ RequestException $ exception = null ) { return $ exception instanceof \ GuzzleHttp \ Exception \ ConnectException ; }
Internal function for determining if a request hit a connection error
@return boolean
Internal function for determining if a request hit a connection error