arduino remote outlet button meta programming awesomeness

commands.rb

module Commands
  class << self
    %w{one one two two three three}.each_with_index do |button, index|
      current = 4 + index
      method_prefix = (current % 2 == 0 ? "off" : "on")
      define_method "outlet_#{button}_#{method_prefix}" do |tty|
        current
      end
    end
  end
end