play.rb

# Recipe for play-2.1.1
 
require 'formula'
 
class Play < Formula
  homepage 'http://www.playframework.org/'
  url 'http://downloads.typesafe.com/play/2.1.1/play-2.1.1.zip'
  md5 '1ec0b736f9836f760b3c135154fd9a4b'
  version '2.1.1'
 
  def install
    rm Dir['*.bat'] # remove windows' bat files
    libexec.install Dir['*']
    inreplace libexec+"play" do |s|
      s.gsub! "$dir/", "$dir/../libexec/"
      s.gsub! "dir=`dirname $PRG`", "dir=`dirname $0` && dir=$dir/`dirname $PRG`"
    end
    bin.install_symlink libexec+'play'
  end
end

# install lastest version
brew install play

#install version 2.1.1
brew install https://gist.githubusercontent.com/svenmueller/9408570/raw/290de537cfdc1cbfb1d48b46c02befd398d0da4a/play.rb

# switch version
brew switch play <version>

# show currently used version
brew which play