create_source_code_file

# File lib/rdoc/generators/html_generator.rb, line 1026
    def create_source_code_file(code_body)
      meth_path = @html_class.path.sub(/\.html$/, '.src')
      File.makedirs(meth_path)
      file_path = File.join(meth_path, @seq) + ".html"

      template = TemplatePage.new(RDoc::Page::SRC_PAGE)
      File.open(file_path, "w") do |f|
        values = {
          'title'     => CGI.escapeHTML(index_name),
          'code'      => code_body,
          'style_url' => style_url(file_path, @options.css),
          'charset'   => @options.charset
        }
        template.write_html_on(f, values)
      end
      HTMLGenerator.gen_url(path, file_path)
    end