# File lib/puppet/indirector/file.rb, line 20
20:   def latest_path(request)
21:     files = Dir.glob(File.join(data_directory, request.key + ".*"))
22:     return nil if files.empty?
23: 
24:     # Return the newest file.
25:     files.sort { |a, b| File.stat(b).mtime <=> File.stat(a).mtime }[0]
26:   end