simple solution to go tour exercise for http.Handle

go_tour_http_handle_exercise.go

package main

import (
	"fmt"
	"net/http"
)

type String string
type Hello struct {
	Greeting string
	Punct string
	Who string
}

func (s String) ServeHTTP(w http.ResponseWriter, r *http.Request) {
	fmt.Fprint(w, s)
}

func (h Hello) ServeHTTP(w http.ResponseWriter, r *http.Request){
	fmt.Fprint(w, h)
	fmt.Fprint(w, r)
}

func main(){
	http.Handle("/string", String("I'm a frayed not."))
	http.Handle("/struct", &Hello{"Hello", ":", "Gophers!"})
	http.ListenAndServe("localhost:4000", nil)
}