Function canUseSmallDecimalEncoding

go/fory/decimal.go:166–174

(value *big.Int)

}

func canUseSmallDecimalEncoding(value *big.Int) bool {
	if value == nil {
		return true
	}
	if value.Cmp(decimalLongMin) < 0 || value.Cmp(decimalLongMax) > 0 {
		return false
	}
	return (encodeDecimalZigZag64(value.Int64()) & (1 << 63)) == 0
}

func encodeDecimalZigZag64(value int64) uint64 {
	return uint64((value << 1) ^ (value >> 63))