module Ruby
  # Send and yield are very very similar, so they have a base class CallStatement
  #
  # The SendStatement really only provides to_s, so see CallStatement
  #
  class SendStatement < CallStatement
    def to_s(depth = 0)
      at_depth( depth , "#{receiver}.#{name}(#{arguments.join(', ')})")
    end
  end
  class SuperStatement < SendStatement
    def initialize(args)
      super(:super , SelfExpression.new , args)
    end
  end

end