cask 'tower-beta' do
  version '2.5.3-335,335-805a018b'
  sha256 '5fe33a4e5a3fda2227eed5c87723d485be62a459a34ea2656a2bad6364da80d7'

  # amazonaws.com/apps/tower2-mac was verified as official when first introduced to the cask
  url "https://fournova-app-updates.s3.amazonaws.com/apps/tower2-mac/#{version.after_comma}/Tower-2-#{version.before_comma}.zip"
  appcast 'https://updates.fournova.com/updates/tower2-mac/beta',
          checkpoint: '003c5d53e2a05edecc1804365828c7cc2be7e2f0c2f733252b31bf8e27fa21c9'
  name 'Tower'
  homepage 'https://www.git-tower.com/'

  app 'Tower.app'
  binary "#{appdir}/Tower.app/Contents/MacOS/gittower"

  zap delete: [
                '~/Library/Application Support/com.fournova.Tower2',
                '~/Library/Caches/com.fournova.Tower2',
                '~/Library/Preferences/com.fournova.Tower2.plist',
              ]

  caveats do
    files_in_usr_local
  end
end