Gem::QueryUtils#output_versions

# File tmp/rubies/ruby-4.1.0-preview1/lib/rubygems/query_utils.rb, line 204
def output_versions(output, versions)
  versions.each do |_gem_name, matching_tuples|
    matching_tuples = matching_tuples.sort_by {|n,_| n.version }.reverse

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

    matching_tuples.each do |n, _|
      platforms[n.version] << n.platform if n.platform
      platform_ruby_abis[n.version][n.platform] << n.ruby_abi if n.ruby_abi
    end

    seen = {}

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

    output << clean_text(make_entry(matching_tuples, platforms, platform_ruby_abis))
  end
end