find_files (Gem)

    # File lib/rubygems.rb, line 519
      def self.find_files(path)
        load_path_files = $LOAD_PATH.map do |load_path|
          files = Dir["#{File.expand_path path, load_path}#{Gem.suffix_pattern}"]

          files.select do |load_path_file|
            File.file? load_path_file.untaint
          end
        end.flatten

        specs = searcher.find_all path

        specs_files = specs.map do |spec|
          searcher.matching_files spec, path
        end.flatten

        (load_path_files + specs_files).flatten.uniq
      end