gistfile1.rb

class BadDemeter
  # this is an example that abuses LoD. I am not saying that your code 
  # can't look like this for other reasons.
  
  def thinger
    useless_abstraction_three.last
  end

  private

  def useless_abstraction_one
    some_array.map(&:foo)
  end
  
  def useless_abstraction_two
    useless_abstraction_one.map(&:bar)
  end
  
  def useless_abstraction_three
    useless_abstraction_one.select(&:baz)
  end
end