def compress_indicies
    say "Compressing indicies"

    Gem.time 'Compressed indicies' do
      if @build_legacy then
        compress @marshal_index, 'Z'
        paranoid @marshal_index, 'Z'
      end

      if @build_modern then
        gzip @specs_index
        gzip @latest_specs_index
        gzip @prerelease_specs_index
      end
    end
  end
#
Compresses indicies on disk
--
All future files should be compressed using gzip, not deflate