cask 'webkit-nightly' do version 'r194284' sha256 'c06cae8dd3d9ecacf89a440a19ac5fda5587695c5c6f5e58e41eea40ba685827' url "http://builds.nightly.webkit.org/files/trunk/mac/WebKit-SVN-#{version}.dmg" name 'WebKit Nightly' homepage 'http://nightly.webkit.org/' license :oss app 'WebKit.app' end