#!/usr/bin/ruby
# Classes and objects
class Task(callback, dependencies=[]) {
    method perform {
        dependencies.each { .perform };
        callback.run;
    }
}
var eat = (
    Task.new({ say 'eating dinner. NOM!' },
        [
         Task.new({ say 'making dinner' },
           [
            Task.new({ say 'buying food' },
              [
               Task.new({ say 'making some money' }),
               Task.new({ say 'going to the store' }),
              ]
            ),
            Task.new({ say 'cleaning kitchen' })
           ])
        ])
    );
eat.perform;