output_query_results

# File lib/rubygems/commands/query_command.rb, line 134
  def output_query_results(spec_tuples)
    output = []
    versions = Hash.new { |h,name| h[name] = [] }

    spec_tuples.each do |spec_tuple, source_uri|
      versions[spec_tuple.first] << [spec_tuple, source_uri]
    end

    versions = versions.sort_by do |(name,_),_|
      name.downcase
    end

    versions.each do |gem_name, matching_tuples|
      matching_tuples = matching_tuples.sort_by do |(_, version,_),_|
        version
      end.reverse

      platforms = Hash.new { |h,version| h[version] = [] }

      matching_tuples.map do |(_, version, platform,_),_|
        platforms[version] << platform if platform
      end

      seen = {}

      matching_tuples.delete_if do |(_, version,_),_|
        if seen[version] then
          true
        else
          seen[version] = true
          false
        end
      end

      entry = gem_name.dup

      if options[:versions] then
        list = if platforms.empty? or options[:details] then
                 matching_tuples.map { |(_, version,_),_| version }.uniq
               else
                 platforms.sort.reverse.map do |version, pls|
                   if pls == [Gem::Platform::RUBY] then
                     version
                   else
                     ruby = pls.delete Gem::Platform::RUBY
                     platform_list = [ruby, *pls.sort].compact
                     "#{version} #{platform_list.join ' '}"
                   end
                 end
               end.join ', '

        entry << " (#{list})"
      end

      if options[:details] then
        detail_tuple = matching_tuples.first

        spec = if detail_tuple.first.length == 4 then
                 detail_tuple.first.last
               else
                 uri = URI.parse detail_tuple.last
                 Gem::SpecFetcher.fetcher.fetch_spec detail_tuple.first, uri
               end

        entry << "\n"

        non_ruby = platforms.any? do |_, pls|
          pls.any? { |pl| pl != Gem::Platform::RUBY }
        end

        if non_ruby then
          if platforms.length == 1 then
            title = platforms.values.length == 1 ? 'Platform' : 'Platforms'
            entry << "    #{title}: #{platforms.values.sort.join ', '}\n"
          else
            entry << "    Platforms:\n"
            platforms.sort_by do |version,|
              version
            end.each do |version, pls|
              label = "        #{version}: "
              data = format_text pls.sort.join(', '), 68, label.length
              data[0, label.length] = label
              entry << data << "\n"
            end
          end
        end

        authors = "Author#{spec.authors.length > 1 ? 's' : ''}: "
        authors << spec.authors.join(', ')
        entry << format_text(authors, 68, 4)

        if spec.rubyforge_project and not spec.rubyforge_project.empty? then
          rubyforge = "Rubyforge: http://rubyforge.org/projects/#{spec.rubyforge_project}"
          entry << "\n" << format_text(rubyforge, 68, 4)
        end

        if spec.homepage and not spec.homepage.empty? then
          entry << "\n" << format_text("Homepage: #{spec.homepage}", 68, 4)
        end

        if spec.license and not spec.license.empty? then
          licenses = "License#{spec.licenses.length > 1 ? 's' : ''}: "
          licenses << spec.licenses.join(', ')
          entry << "\n" << format_text(licenses, 68, 4)
        end

        if spec.loaded_from then
          if matching_tuples.length == 1 then
            loaded_from = File.dirname File.dirname(spec.loaded_from)
            entry << "\n" << "    Installed at: #{loaded_from}"
          else
            label = 'Installed at'
            matching_tuples.each do |(_,version,_,s),|
              loaded_from = File.dirname File.dirname(s.loaded_from)
              entry << "\n" << "    #{label} (#{version}): #{loaded_from}"
              label = ' ' * label.length
            end
          end
        end

        entry << "\n\n" << format_text(spec.summary, 68, 4)
      end
      output << entry
    end

    say output.join(options[:details] ? "\n\n" : "\n")
  end