build_marshal_gemspecs

# File lib/rubygems/indexer.rb, line 119
  def build_marshal_gemspecs(specs)
    count = specs.count
    progress = ui.progress_reporter count,
                                    "Generating Marshal quick index gemspecs for #{count} gems",
                                    "Complete"

    files = []

    Gem.time 'Generated Marshal quick index gemspecs' do
      specs.each do |spec|
        next if spec.default_gem?
        spec_file_name = "#{spec.original_name}.gemspec.rz"
        marshal_name = File.join @quick_marshal_dir, spec_file_name

        marshal_zipped = Gem.deflate Marshal.dump(spec)
        File.open marshal_name, 'wb' do |io| io.write marshal_zipped end

        files << marshal_name

        progress.updated spec.original_name
      end

      progress.done
    end

    @files << @quick_marshal_dir

    files
  end