# File lib/simp/cli/commands/passgen.rb, line 180
  def self.show_passwords
    validate_password_dir
    validate_names

    title =  "#{@environment} Environment"
    puts title
    puts '='*title.length
    @names.each do |name|
      Dir.chdir(@password_dir) do
        puts "Name: #{name}"
        current_password = File.open("#{@password_dir}/#{name}", 'r').gets
        puts "  Current:  #{current_password}"
        last_password = nil
        last_password_file = "#{@password_dir}/#{name}.last"
        if File.exists?(last_password_file)
          last_password = File.open(last_password_file, 'r').gets
        end
        puts "  Previous: #{last_password}" if last_password
      end
      puts
    end
  end