require 'formula' class Chromedriver < Formula homepage 'http://code.google.com/p/chromedriver/' url 'http://chromedriver.storage.googleapis.com/2.5/chromedriver_mac32.zip' sha1 '2eee598714762e49051460f769be0053e15c6c3e' version '2.5' def install bin.install 'chromedriver' end end