getting an avatar url from github (run with 'gjs' interpreter)

get-avatar.js

const Soup = imports.gi.Soup;
const Mainloop = imports.mainloop;

let _httpSession = new Soup.Session({user_agent: 'curl/7.43.0'});
let url = 'https://api.github.com/users/jwendell';
let message = new Soup.Message({method: 'GET', uri: new Soup.URI(url)});

_httpSession.queue_message(message, function(session, message) {
    if (message.status_code != Soup.KnownStatusCode.OK) {
        log('Error: ' + message.status_code.toString());
        log('got: ' + message.response_body.data);
    } else {
        // log('got: ' + message.response_body.data);
        let p = JSON.parse(message.response_body.data);
        log('Avatar URL: ' + p.avatar_url);
    }
    Mainloop.quit('t');
});

Mainloop.run('t');