brew plv8 formula (static linking to v8)

plv8.rb

require 'formula'

# based on https://github.com/Homebrew/homebrew/pull/19833
class Plv8 < Formula
  homepage 'http://code.google.com/p/plv8js/wiki/PLV8'
  version '2.0.0'
  url 'https://github.com/plv8/plv8/archive/master.zip'

  depends_on :postgresql

  def install
    ENV.prepend 'PATH', Formula.factory('postgresql').bin, ':'
    system 'pg_config' # ensure postgres installed
    system "make static" # download right v8 version and link statically
    system "make install"
  end

  def test
    ENV.prepend 'PATH', Formula.factory('postgresql').bin, ':'
    system "make installcheck"
  end
end