【golang】go语言，进行并发请求的wrap变参封装

package main

import (
    "fmt"
    "sync"
    "time"
)

type WaitGroupWrapper struct {
    sync.WaitGroup
}

func (w *WaitGroupWrapper) Wrap(cb func(argvs ...interface{}), argvs ...interface{}) {
    w.Add(1)
    go func() {
        cb(argvs...)
        w.Done()
    }()
}

type MyStruct struct {
    Age  int
    Name string
    Sex  bool
}

func GetAge(argvs ...interface{}) {
    age := argvs[0].(int)
    my := argvs[1].(*MyStruct)
    my.Age = age
    time.Sleep(time.Second * 1)
    fmt.Println("age done")
}

func GetName(argvs ...interface{}) {
    name := argvs[0].(string)
    my := argvs[1].(*MyStruct)
    my.Name = name
    time.Sleep(time.Second * 2)
    fmt.Println("name done")
}

func GetSex(argvs ...interface{}) {
    my := argvs[0].(*MyStruct)
    my.Sex = false
    time.Sleep(time.Second * 3)
    fmt.Println("sex done")
}

func main() {
    var wg WaitGroupWrapper
    var my MyStruct
    wg.Wrap(GetAge, 10, &my)
    wg.Wrap(GetName, "test", &my)
    wg.Wrap(GetSex, &my)
    wg.Wait()
    fmt.Println(my)
}

$time ./wrappertest

age done
name done
sex done
{10 test false}

real    0m3.011s
user    0m0.001s
sys    0m0.005s