tour of go excersize

http_handlers_excersize.go

package main

import (
	"fmt"
	"log"
	"net/http"
)

type String string

type Struct struct {
	Greeting string
	Punct    string
	Who      string
}

func (h Struct) ServeHTTP(
	w http.ResponseWriter,
	r *http.Request) {
	fmt.Fprint(w, "struct!", h.Greeting, h.Punct, h.Who)
}

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

func main() {

	http.Handle("/string", String("I'm a frayed knot."))

	http.Handle("/struct", &Struct{"Hello", ":", "Gophers!"})

	err := http.ListenAndServe("localhost:4000", nil)
	if err != nil {
		log.Fatal(err)
	}

}