Function rwExtensionBytes

msgp/json_bytes.go:291–339

(w jsWriter, msg []byte, scratch []byte, depth int)

}

func rwExtensionBytes(w jsWriter, msg []byte, scratch []byte, depth int) ([]byte, []byte, error) {
	var err error
	var et int8
	et, err = peekExtension(msg)
	if err != nil {
		return msg, scratch, err
	}

	// if it's time.Time
	if et == TimeExtension || et == MsgTimeExtension {
		var tm time.Time
		tm, msg, err = ReadTimeBytes(msg)
		if err != nil {
			return msg, scratch, err
		}
		bts, err := tm.MarshalJSON()
		if err != nil {
			return msg, scratch, err
		}
		_, err = w.Write(bts)
		return msg, scratch, err
	}

	// if the extension is registered,
	// use its canonical JSON form
	if f, ok := extensionReg[et]; ok {
		e := f()
		msg, err = ReadExtensionBytes(msg, e)
		if err != nil {
			return msg, scratch, err
		}
		bts, err := json.Marshal(e)
		if err != nil {
			return msg, scratch, err
		}
		_, err = w.Write(bts)
		return msg, scratch, err
	}

	// otherwise, write `{"type": <num>, "data": "<base64data>"}`
	r := RawExtension{}
	r.Type = et
	msg, err = ReadExtensionBytes(msg, &r)
	if err != nil {
		return msg, scratch, err
	}
	scratch, err = writeExt(w, r, scratch)
	return msg, scratch, err
}

func writeExt(w jsWriter, r RawExtension, scratch []byte) ([]byte, error) {
	_, err := w.WriteString(`{"type":`)