gistfile1.rb

module Barkable
  def bark!
    puts "Bark! I'm #{state}!!"
  end
  
  def state
    ["happy", "sad", "melancholy"][rand(3)]
  end
end

class Dog
  include Barkable
  
  def initialize
    bark!
    
    # I don't want/need Barkable::state() to be available from this point.
    # I might want to use that method name for something more appropriate
    # to the "Dog" class, and I don't want to deal with collisions.

    # What's best practice for methods I only need to access from within
    # a module?
  end
  
end