type Value struct {
	_ [0]func() // disallow ==
	// num holds the value for Kinds Int64, Uint64, Float64, Bool and Duration,
	// the string length for KindString, and nanoseconds since the epoch for KindTime.
	num uint64
	// If any is of type Kind, then the value is in num as described above.
	// If any is of type *time.Location, then the Kind is Time and time.Time value

	return h.commonHandler.handle(r)
}

func appendTextValue(s *handleState, v Value) error {
	switch v.Kind() {
	case KindString:
		s.appendString(v.str())
	case KindTime:
		s.appendTime(v.time())
	case KindAny:
		if tm, ok := v.any.(encoding.TextMarshaler); ok {
			data, err := tm.MarshalText()
			if err != nil {
				return err
			}

			return err
		}
	case KindBool:
		*s.buf = strconv.AppendBool(*s.buf, v.Bool())
	case KindDuration:
		// Do what json.Marshal does.
		*s.buf = strconv.AppendInt(*s.buf, int64(v.Duration()), 10)
	case KindTime:
		s.appendTime(v.Time())
	case KindAny:
		a := v.Any()
		_, jm := a.(json.Marshaler)
		if err, ok := a.(error); ok && !jm {
			s.appendString(err.Error())
		} else {
			return appendJSONMarshal(s.buf, a)

		{"KindDuration", Const, 21},
		{"KindFloat64", Const, 21},
		{"KindGroup", Const, 21},
		{"KindInt64", Const, 21},
		{"KindLogValuer", Const, 21},
		{"KindString", Const, 21},
		{"KindTime", Const, 21},
		{"KindUint64", Const, 21},
		{"Level", Type, 21},
		{"LevelDebug", Const, 21},
		{"LevelError", Const, 21},
		{"LevelInfo", Const, 21},
		{"LevelKey", Const, 21},