func (f binaryRecordFormatV0) writeDecimal(w *rw.Writer, o interface{}) { var d orient.Decimal switch v := o.(type) { case int64: d = orient.Decimal{Value: big.NewInt(v)} case *big.Int: d = orient.Decimal{Value: v} case orient.Decimal: d = v default: panic(orient.ErrTypeSerialization{Val: o, Serializer: f}) } w.WriteInt(int32(d.Scale)) // scale value, 0 for ints w.WriteBytes(d.Value.Bytes()) // unscaled value }