cask 'firefox-beta' do version '50.0b3' sha256 '94bfe1b01ec0a7e2a870be7f52655f4ed05fb71143c025bfa1327ac64ff53609' url "https://download.mozilla.org/?product=firefox-#{version}-SSL&os=osx&lang=en-US" name 'Mozilla Firefox' homepage 'https://www.mozilla.org/en-US/firefox/channel/#beta' license :mpl app 'Firefox.app' zap delete: [ '~/Library/Application Support/Firefox', '~/Library/Caches/Firefox', ] end