def lines
      @value.inject(0) do |s, e|
        next s + e.count("\n") if e.is_a?(String)
        next s
      end
    end
def lines
      @value.inject(0) do |s, e|
        next s + e.count("\n") if e.is_a?(String)
        next s
      end
    end
Returns the number of lines in the comment.

 @return [Integer]