cask 'dupin' do
  if MacOS.version <= :lion
    version '2.7.4'
    sha256 '4aba53f356606614627d57f6a33c1ee9cf13ddf06c13e7ac8487b930cb647b85'
  else
    version '2.12.2'
    sha256 '1fae6ff10ddedb8af2b561f6ca63f8d9206a351cee21c2f8e3cb2c4ced0347dc'

    appcast 'https://dougscripts.com/itunes/itinfo/dupin_appcast.xml',
            checkpoint: '06e50594f42c9eb59d9cb156221108587de57197769356b972989fd2f7f6c1f3'
  end

  url "https://dougscripts.com/itunes/scrx/dupinv#{version.no_dots}.zip"
  name 'Dupin'
  homepage 'https://dougscripts.com/apps/dupinapp.php'

  app 'Dupin.app'
end