code: func (VSCodeObjectCodec) WriteObject(stream io.Writer, obj interface{}) error {
  	data, err := json.Marshal(obj)
  	if err != nil {
  		return err
  	}
  	if _, err := fmt.Fprintf(stream, "Content-Length: %d\r\n\r\n", len(data)); err != nil {
  		return err
  	}
  	if _, err := stream.Write(data); err != nil {
  		return err
  	}
  	return nil
  }
docs: // WriteObject implements ObjectCodec.