cask "with-caveats" do version "1.2.3" sha256 "67cdb8a02803ef37fdbf7e0be205863172e41a561ca446cd84f0d7ab35a99d94" url "file://#{TEST_FIXTURE_DIR}/cask/caffeine.zip" homepage "https://brew.sh/" app "Caffeine.app" # simple string is evaluated at compile-time caveats <<~EOS Here are some things you might want to know. EOS # do block is evaluated at install-time caveats do "Cask token: #{token}" end # a do block may print and use a DSL caveats do puts "Custom text via puts followed by DSL-generated text:" path_environment_variable("/custom/path/bin") end end