mirroredQuery.go

package main

import (
	"fmt"
	"io/ioutil"
	"net/http"
)

func main() {
	responses := make(chan string, 3)
	go func() { responses <- request("http://asia.gopl.io") }()
	go func() { responses <- request("http://europe.gopl.io") }()
	go func() { responses <- request("http://americas.gopl.io") }()
	fmt.Println(<-responses)
}

func request(hostname string) string {
	res, err := http.Get(hostname)
	if err != nil {
		return fmt.Sprintln(err)
	}
	defer res.Body.Close()
	content, err := ioutil.ReadAll(res.Body)
	if err != nil {
		return fmt.Sprintln(err)
	}
	return string(content)
}