Get json data from Github's API (in Go)

api.go

package main

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

func gist(id string) {
	var i interface{}
	get("https://api.github.com/gists/"+id, &i)

	m := i.(map[string]interface{})

	for k, v := range m {
		fmt.Printf("%v: %v\n\n", k, v)
	}
}

func user(name string) {
	var i map[string]interface{}
	get("https://api.github.com/users/"+name, &i)

	for k, v := range i {
		fmt.Printf("%v: %v\n\n", k, v)
	}
}

func repos(user string) {
	url := fmt.Sprintf("https://api.github.com/users/%s/repos", user)
	var i []interface{}
	get(url, &i)

	for k, v := range i {
		fmt.Printf("%v: %v\n\n", k, v)
	}
}

func get(url string, i interface{}) {
	resp, err := http.Get(url)
	if err != nil {
		panic(err)
	}
	repos, _ := ioutil.ReadAll(resp.Body)

	json.Unmarshal(repos, &i)
}

func main() {
	user("ecavazos")
	repos("ecavazos")
	gist("5080066")
}