Icicle\Http\Message\BasicRequest::setHostFromUri PHP Метод

    private function setHostFromUri()
    {
        $this->hostFromUri = true;
        $host = $this->uri->getHost();
        if (!empty($host)) {
            // Do not set Host header if URI has no host.
            $port = $this->uri->getPort();
            if (null !== $port) {
                $host = sprintf('%s:%d', $host, $port);
            }
            parent::setHeader('Host', $host);
        }
    }