require 'formula' class Re2 < Formula homepage 'https://code.google.com/p/re2/' head 'https://re2.googlecode.com/hg' url 'https://re2.googlecode.com/files/re2-20130802.tgz' sha1 'c2cf57ecd63b754da3021212198c517540276572' def install system "make", "install", "prefix=#{prefix}" end end