# File lib/crack/json.rb, line 99
      def self.format_dates(output, date_starts, date_ends)
        if YAML.constants.include?('Syck')
          (date_starts + date_ends).each { |i| output[i-1] = ' ' }
        else
          extra_chars_to_be_added = 0
          date_starts.each do |i|
            output[i-2+extra_chars_to_be_added] = '!!timestamp '
            extra_chars_to_be_added += 10
          end
        end
      end