// Simple function with closure in Go
// @author gtowell
// August 2021
package main

import "fmt"

// define type for returnbed function -- it is just easier
type Clo1 func(int)

func main() {
	ff := makefun(100)
	gg(ff, 7)
}

// function that receives the function (with its closure)
func gg(fff Clo1, jj int) {
	fff(jj)
}

func makefun(ii int) Clo1 {
	a := func(bb int) {
		fmt.Printf("FUNC: %d\n", (ii + bb))
	}
	return a
}