liste_dir_lib.rb

ls lib/
attrFile.rb  
color.rb  
importMysql.rb  
logging.rb
watirUploadYouwatch.rb

output.txt

/home/xxxx/documents/Ruby-On-Rails/script/geto/lib/importMysql.rb
/home/xxxx/documents/Ruby-On-Rails/script/geto/lib/logging.rb
/home/xxxx/documents/Ruby-On-Rails/script/geto/lib/attrFile.rb
/home/xxxx/documents/Ruby-On-Rails/script/geto/lib/color.rb
/home/xxxx/.rvm/rubies/ruby-1.9.3-p484/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:55:in `require': cannot load such file -- watir (LoadError)
	from /home/xxxx/.rvm/rubies/ruby-1.9.3-p484/lib/ruby/site_ruby/1.9.1/rubygems/core_ext/kernel_require.rb:55:in `require'
	from /home/xxxx/documents/Ruby-On-Rails/script/geto/lib/watirUploadYouwatch.rb:1:in `<top (required)>'

require.rb

Dir[File.expand_path('./lib/*.rb', File.dirname(__FILE__))].each do |file|
  require file
  puts file
end
require 'nokogiri'
require 'open-uri'
require 'yaml'
require 'fileutils'

#require 'attrFile'
#require 'logging'

# if i use require 'NAME_FILE' everything doing fine