通关msgpack的序列化和反序列化进行深度拷贝

package mainimport (	"fmt"	"reflect"	"github.com/vmihailenco/msgpack")type (	Player struct {		Id     int		Level  int		Heroes map[int]*Hero		Equips []*Equip	}	Hero struct {		Id     int		Level  int		Skills []*Skill	}	Equip struct {		Id    int		Level int	}	Skill struct {		Id    int		Level int	})func NewHero() *Hero {	return &Hero{		Id:     1,		Level:  1,		Skills: append([]*Skill{NewSkill()}, NewSkill(), NewSkill()),	}}func NewSkill() *Skill {	return &Skill{1, 1}}func NewEquip() *Equip {	return &Equip{1, 1}}func NewPlayer() *Player {	return &Player{		Id:     1,		Level:  1,		Heroes: map[int]*Hero{1: NewHero(), 2: NewHero(), 3: NewHero()},		Equips: append([]*Equip{NewEquip()}, NewEquip(), NewEquip()),	}}func MsgPackDeepCopy(dst, src interface{}) error {	b, err := msgpack.Marshal(src)	if err != nil {		return err	}	err = msgpack.Unmarshal(b, dst)	if err != nil {		return err	}	return nil}func main() {	p1 := NewPlayer()	p2 := new(Player)	MsgPackDeepCopy(p2, p1)	fmt.Println(reflect.DeepEqual(p1, p2))}//output//true//goos: windows//goarch: amd64//pkg: game.lab/go-deepcopy/src/msgpack//100000	     20220 ns/op//PASS// 性能测试func BenchmarkMsgPack(b *testing.B) {	p1 := NewPlayer()	p2 := new(Player)	for i:=0 ; i