    # File lib/compass/sprite_importer.rb, line 76
        def self.files(uri)
          Compass.configuration.sprite_load_path.compact.each do |folder|
            files = Dir[File.join(folder, uri)].sort
            next if files.empty?
            return files
          end

          path = Compass.configuration.sprite_load_path.to_a.join(', ')
          raise Compass::SpriteException, %Q{No files were found in the load path matching "#{uri}". Your current load paths are: #{path}}
        end