Download and extract a tarball and gunzipped file with node

gistfile1.js

var request = require('request'),
    zlib = require('zlib'),
    tar = require('tar');


request('http://wordpress.org/latest.tar.gz')
  .pipe(zlib.Unzip())
	.pipe(tar.Extract({ path: __dirname }))
	.on('error', function (er) {
		console.error("error here" + er)
	})
	.on('end', function () {
		console.error("done")
	});