cask 'firefox-esr' do version '45.0.1' sha256 'facdd65a6346ac24f10607d4b848fbb1c8d271b241c1a426d81e2abf2a3aea7d' url "https://download-installer.cdn.mozilla.net/pub/firefox/releases/#{version}esr/mac/en-US/Firefox%20#{version}esr.dmg" name 'Mozilla Firefox' homepage 'https://www.mozilla.org/en-US/firefox/organizations/' license :mpl app 'Firefox.app' zap delete: [ '~/Library/Application Support/Firefox', '~/Library/Caches/Firefox', ] end