class FileRecursive
  attr_accessor :childFiles;
  def recursive_file(dir)
    Dir.foreach(dir) do |fname|
      next if fname == '.' || fname == '..'
      path = dir + '/' + fname
      if File.directory?(path)
        recursive_file(path)
      else
        @childFiles << File.new(path);
      end
    end
  end
  def initialize(root_folder)
    @root_folder = root_folder;
    @childFiles = Array.new;
    recursive_file(@root_folder);
  end
end

fr = FileRecursive.new("F:\\sfm\\dev\\compdoc2cn");
fr.childFiles.each do |file|
  puts "#{file.path} => #{file.readlines.length}"
end