# File lib/active_support/testing/performance.rb, line 191
        def record
          return unless @supported

          klasses = profile_options[:formats].map { |f| RubyProf.const_get("#{f.to_s.camelize}Printer") }.compact

          klasses.each do |klass|
            fname = output_filename(klass)
            FileUtils.mkdir_p(File.dirname(fname))
            File.open(fname, 'wb') do |file|
              klass.new(@data).print(file, profile_options.slice(:min_percent))
            end
          end
        end