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Change MsgPack MarshalMsg and UnmarshalMsg function's return value to unnamed.

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This commit is contained in:
13981712066 2021-12-06 09:22:32 +08:00
parent 4526b4a8bd
commit 5f79fa610c
2 changed files with 9 additions and 7 deletions
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1
decimal_magpack_test.go
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@ -20,6 +20,7 @@ func TestMsgPack(t *testing.T) {
if err != nil{
t.Error(err)
}
s = amount.String()
// MarshalMsg
var b []byte

15
decimal_msgpack.go
View file

@ -10,12 +10,12 @@ var (
// MarshalMsg implements msgp.Marshaler
// Note: limit to 31 digits, if d.IntPart size large than 31, will be lose.
func (d Decimal) MarshalMsg(b []byte) (o []byte, err error) {
o = require(b, d.Msgsize())
func (d Decimal) MarshalMsg(b []byte) ([]byte, error) {
o := require(b, d.Msgsize())
str := d.String()
sz := len(str)
// limit to 31 digits
// note, if d.IntPart size large than 31, will be lose.
// note, if d.IntPart size large than 3, will be lose.
if sz > 31 {
sz = 31
// if last char is '.' then limit to 30 digits
@ -34,7 +34,9 @@ func (d Decimal) MarshalMsg(b []byte) (o []byte, err error) {
}
// UnmarshalMsg implements msgp.Unmarshaler
func (d *Decimal) UnmarshalMsg(b []byte) (o []byte, err error) {
func (d *Decimal) UnmarshalMsg(b []byte) ([]byte, error) {
o, err := b, errShortBytes
l := len(b)
if l < 1 {
return nil, errShortBytes
@ -42,13 +44,12 @@ func (d *Decimal) UnmarshalMsg(b []byte) (o []byte, err error) {
sz := int(b[0] & 0x1f)
if len(b[1:]) < sz {
err = errShortBytes
return
return nil, errShortBytes
}
if *d, err = NewFromString(string(b[1 : sz+1])); err == nil {
o = b[sz:]
}
return
return o, err
}
// Msgsize returns an upper bound estimate of the number of bytes occupied by the serialized message