code: func (c *conn) RemoteAddr() net.Addr {
  	wsURL, err := url.Parse(c.URL)
  	if err != nil {
  		// TODO(nightexcessive): Should we be panicking for this?
  		panic(err)
  	}
  	return &addr{wsURL}
  }
docs: // RemoteAddr returns the remote network address, based on
  // websocket.WebSocket.URL.