
server {
  listen       ~{listen};
  server_name  ~{server_name};

  access_log  ~{access_log};

  location ~{location} {
    ~(when root (format "root %s" root));
    index  ~(apply str (interpose " " index));
    ~(when proxy_pass (format "proxy_pass %s" proxy_pass));
  }
}
