JavaScript generators using co and request-promise-native

generators.js

const request = require('request-promise-native');
const co = require('co');

const getWebPage = co.wrap(function * (url) {
    let body;

    try {
        body = yield request({
            uri: url,
            method: 'GET'
        })
    } catch (err) {
        console.error('getGooglePage() error:', err);
        throw err;
    }
    return body;
});

getWebPage('https://google.com')
    .then(page => console.log(page));