[Joke] true, false, and ... maybe for Ruby

maybe.rb

class MaybeClass < DelegateClass(FalseClass)
  
  LIKELIHOOD = 0.4
  
  def initialize
    super(rand < LIKELIHOOD)
  end
  
  def ==(obj)
    obj.class == self.class
  end
  
end

class Object
  def maybe
    MaybeClass.new
  end
end

# try:
#  maybe == false
#  maybe == true
#  !!maybe