Generic Plugin Function.

plugin_function.go

package main

import (
	"fmt"
)

type BaseApp interface {
	Name()
}

type App interface {
	BaseApp
	AddPlugin(interface{})
	Plugins() []interface{}
}

type AppOne struct {
	plugins []func() bool
}

func (self *AppOne) AddPlugin(fn func() bool) {
	self.plugins = append(self.plugins, fn)
}

func (self *AppOne) Plugins() []func() bool {
	return self.plugins
}

func GetApp() App {
	x := AppOne{}
	return x
}

func main() {
	fmt.Println(GetApp())
}