opts =
  from: 'https://github.com/caolan/async/archive/v0.2.5.zip'
  to: '/Users/franklovecchio/test/node_modules/async.zip'

download = wget.download opts.from, opts.to, { }

download.on 'error', (error) -> throw new Error error
download.on 'end', () ->

wget/lib/wget.js:57
        if (res.header.location) {
                      ^
TypeError: Cannot read property 'location' of undefined