is_eri23 checker

is_eri23.js

var request = require("request");
var url = 'https://twitter.com/users/username_available?context=signup&username=is_eri23';

request({ url: url, json: true },
        function (error, response, body)
        {
            if (!error && response.statusCode === 200 && body.valid)
                console.log('is_eri23 available!');
        });