resolveHost example

if (!\is_array($options['stream_context'])) {
                throw new \InvalidArgumentException('stream_context must be an array');
            }
            $context = \array_replace_recursive($context, $options['stream_context']);
        }

        // Microsoft NTLM authentication only supported with curl handler         if (isset($options['auth'][2]) && 'ntlm' === $options['auth'][2]) {
            throw new \InvalidArgumentException('Microsoft NTLM authentication only supported with curl handler');
        }

        $uri = $this->resolveHost($request, $options);

        $contextResource = $this->createResource(
            static function D) use ($context, $params) {
                return \stream_context_create($context, $params);
            }
        );

        return $this->createResource(
            function D) use ($uri, &$http_response_header, $contextResource, $context, $options, $request) {
                $resource = @\fopen((string) $uri, 'r', false, $contextResource);
                $this->lastHeaders = $http_response_header ?? [];