bcarrell / tinyjson

a tiny Golang package for reducing repetition in handling JSON

tinyjson

This is a tiny Go package for reducing repetition and headache in handling JSON.

Installation: go get github.com/bcarrell/tinyjson

Example

package main

import (
	"net/http"
	"strings"

	"github.com/bcarrell/tinyjson"
)

type person struct {
	Name    string `json:"name"`
	Gender  string `json:"gender"`
	IsHuman bool   `json:"is_human"`
}

func main() {
	http.HandleFunc("/", foo)
	http.ListenAndServe(":3000", nil)
}

func foo(w http.ResponseWriter, r *http.Request) {
	switch r.Method {
	case "GET": // demonstrates tinyjson.Write
		tricia := &person{
			Name:    "Cylon Number Six",
			Gender:  "Female",
			IsHuman: false,
		}
		tinyjson.Write(w, tricia)
	case "POST": // demonstrates tinyjson.Read
		var person person
		tinyjson.Read(r, &person)
		person.Name = strings.ToLower(person.Name)
		person.Gender = strings.ToLower(person.Gender)
		tinyjson.Write(w, &person)
	}
}

go run main.go

❯ curl -i localhost:3000              -- INS --
HTTP/1.1 200 OK
Content-Length: 62
Content-Type: application/json
Date: Sun, 22 Dec 2013 13:05:49 GMT

{"name":"Cylon Number Six","gender":"Female","is_human":false}

❯ curl -X POST -H "Content-Type: application/json" -d '{"name":"Gaius Baltar","gender":"Male","is_human":true}' http://localhost:3000

{"name":"gaius baltar","gender":"male","is_human":true}