func()

in date.go [60:108]

• 44 lines of code
• 9 McCabe index (conditional complexity)

func (d *Decoder) decDate(flag int32) (time.Time, error) {
	var (
		err error
		l   int
		tag byte
		buf [8]byte
		s   []byte
		i64 int64
		t   time.Time
	)

	if flag != TAG_READ {
		tag = byte(flag)
	} else {
		tag, _ = d.ReadByte()
	}

	switch {
	case tag == BC_NULL:
		return ZeroDate, nil
	case tag == BC_DATE: //'d': //date
		s = buf[:8]
		l, err = d.nextFull(s)
		if err != nil {
			return t, err
		}
		if l != 8 {
			return t, ErrNotEnoughBuf
		}
		i64 = UnpackInt64(s)
		return time.Unix(i64/1000, i64%1000*10e5), nil
		// return time.Unix(i64/1000, i64*100), nil

	case tag == BC_DATE_MINUTE:
		s = buf[:4]
		l, err = d.nextFull(s)
		if err != nil {
			return t, err
		}
		if l != 4 {
			return t, ErrNotEnoughBuf
		}
		i64 = int64(UnpackInt32(s))
		return time.Unix(i64*60, 0), nil

	default:
		return t, perrors.Errorf("decDate Invalid type: %v", tag)
	}
}