package main

import (
  "encoding/json"
  "flag"
  "net/http"

  "github.com/zenazn/goji"
)

func main() {
  goji.Get("/", Root)

  flag.Set("bind", ":8000")
  goji.Serve()
}

type Hello struct {
  Message string
}

func Root(w http.ResponseWriter, r *http.Request) {
  w.Header().Set("Content-Type", "application/json")

  hello := &Hello{Message: "Hello, world"}

  encoder := json.NewEncoder(w)
  encoder.Encode(hello)
}