• Install java-11 (probably from Oracle)

  • Install jruby-9.2.0.0

  • Installing propane-2.5.0.pre-java

    jgem install --pre propane
    # alternative
    jruby -S gem install --pre propane
    

Testing

  1. propane –version
  2. propane -c test_propane 400 200
  3. jruby test_propane.rb sketch should run