expanded

# File railties/lib/rails/paths.rb, line 179
      def expanded
        raise "You need to set a path root" unless @root.path
        result = []

        each do |p|
          path = File.expand_path(p, @root.path)

          if @glob && File.directory?(path)
            Dir.chdir(path) do
              result.concat(Dir.glob(@glob).map { |file| File.join path, file }.sort)
            end
          else
            result << path
          end
        end

        result.uniq!
        result
      end