Ruby quiz

developer_repository.rb

class Developer
   
end

class DataBase
   def find_developer(platform: :ruby, region: :london)
       all_developers(platform, region).select do |you|
           you.are.crazy
               .and { your.skill_level is :high }
               .and { you.are.not.in :plumbee }
               .and { you.love 'ruby', 'rails' }
               .and { want 'fun', 'money' }
               .and.if you do
                   your work well
               end
       end
   end

   private
   def all_developers(*_)
       [Developer.new]
   end
end

Один из вариантов: https://github.com/iambanklee/banklee_in_ruby/blob/master/iambanklee.rb