Install & Use Xcode 5.1

xcode.rake

namespace :xcode do
  desc 'install xcode'
  task :install => [:download, :mount, :link]

  task :download do
    # Whatever version you'd like
    execute 'curl -o ~/Downloads/Xcode.dmg https://s3.amazonaws.com/[insert-your-bucket-here]/xcode_5.1.1.dmg'
  end

  task :mount do
    execute 'hdiutil attach ~/Downloads/Xcode.dmg'
  end

  task :link do
    execute 'sudo xcode-select -s /Volumes/Xcode/Xcode.app'
    puts `xcode-select -p`
  end
end