# File lib/email_spec/email_viewer.rb, line 63
    def self.save_and_open_email_attachments_list(mail)
      filename = tmp_email_filename

      File.open(filename, "w") do |f|
        mail.attachments.each_with_index do |attachment, index|
          info = "#{index + 1}:"
          info += "\n\tfilename: #{attachment.original_filename}"
          info += "\n\tcontent type: #{attachment.content_type}"
          info += "\n\tsize: #{attachment.size}"
          f.write info + "\n"
        end
      end

      open_in_text_editor(filename)
    end