reflect

a.go

package main

import (
	"fmt"
	"github.com/fsouza/go-dockerclient"
	"reflect"
)

type Test struct {
	*docker.Client
	PushImage func(docker.PushImageOptions, docker.AuthConfiguration) error
}

func main() {
	errorType := reflect.TypeOf(make([]error, 1)).Elem()
	client, _ := docker.NewClient("tcp://192.168.59.103:2375")
	t := Test{Client: client}
	v := reflect.ValueOf(&t).Elem()
	for i := 1; i < reflect.TypeOf(t).NumField(); i++ {
		a := v.Field(i)
		f := reflect.MakeFunc(a.Type(), func(in []reflect.Value) []reflect.Value {
			return []reflect.Value{reflect.Zero(errorType)}
		})
		a.Set(f)
	}
	z := &t
	fmt.Println(z)
	fmt.Println(z.PushImage(docker.PushImageOptions{}, docker.AuthConfiguration{}))
}