You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: paragraph.rb
    path of file: ./repos/rdoc/lib/rdoc/markup
    
    the code of the file until where you have to start completion: # frozen_string_literal: true
##
# A Paragraph of text

class RDoc::Markup::Paragraph < RDoc::Marku
    
  def text hard_break = ''
    @parts.map do |part|
      if RDoc::Markup::HardBreak === part then
        hard_break
      else
        part
      end
    end.join
  end