module EitilSupport
  module Directory
    class << self

      def contents(directory='app')
        Dir[File.join(directory, '**', '*')]
      end

      def files(directory='app')
        contents(directory).select { |file| File.file?(file) }
      end

      def subdirs(directory='app')
        contents(directory).select { |file| File.directory?(file) }
      end

      def lines(directory='app')
        files(directory).map { |file| File.open(file).count }.sum
      end

    end
  end
end