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: tinyxml.rb
    path of file: ./repos/homebrew-core/Formula/t
    
    the code of the file until where you have to start completion: class Tinyxml < Formula
  desc "XML parser"
  homepage "http://www.grinninglizard.com/tinyxml/"
  url "https://downloads.sourceforge.net/project/tin
    
  def pc_file
    <<~EOS
      prefix=#{opt_prefix}
      exec_prefix=${prefix}
      libdir=${exec_prefix}/lib
      includedir=${prefix}/include

      Name: TinyXml
      Description: Simple, small, C++ XML parser
      Version: #{version}
      Libs: -L${libdir} -ltinyxml
      Cflags: -I${includedir}
    EOS
  end