# File lib/yaml_db/serialization_helper.rb, line 23
      def dump_to_dir(dirname)
        Dir.mkdir(dirname)
        tables = @dumper.tables
        tables.each do |table|
          File.open("#{dirname}/#{table}.#{@extension}", "w") do |io|
            @dumper.before_table(io, table)
            @dumper.dump_table io, table
            @dumper.after_table(io, table)
          end
        end
      end