require 'formula' class Rhino < Formula desc "JavaScript engine" homepage 'https://www.mozilla.org/rhino/' url 'https://github.com/mozilla/rhino/releases/download/Rhino1_7_6_RELEASE/rhino1.7.6.zip' sha1 '7d86ccb422bc82569b334bad68cee385c3a4540c' def install libexec.install 'js.jar' bin.write_jar_script libexec/'js.jar', 'rhino' end test do system "#{bin}/rhino", '-e', 'print(42);' end end