Color.rb

module Color

  def colorize(color, options = {})
    background = options[:background] || options[:bg] || false
    style = options[:style]
    offsets = ["gray","red", "green", "yellow", "blue", "magenta", "cyan","white"]
    styles = ["normal","bold","dark","italic","underline","xx","xx","underline","xx","strikethrough"]
    start = background ? 40 : 30
    color_code = start + (offsets.index(color) || 8)
    style_code = styles.index(style) || 0
    "\e[#{style_code};#{color_code}m#{self}\e[0m"
  end

end

error.txt

FileDirectory.rb:24:in `block in listFile': undefined method `colorize'

FileDirectory.rb

require 'fileutils'
require_relative 'color'


module FileAttr

    def pathFile
       @@done = "/mnt/donner/"
    end 
  
    def listFile
      FileUtils.cd(pathFile)
      dirValue = Dir.glob("#{@@done}/*")
       puts "Files in #{@@done} \n"
        dirValue.each do |f| 
           name = File.basename(f)
            puts name.colorize("blue", :style => "italic")
        end 
    end 
 
    class String
      include Color
    end 
     
 end 
~