auto_link_email_addresses

# File actionpack/lib/action_view/helpers/text_helper.rb, line 509
        def auto_link_email_addresses(text, html_options = {}, options = {})
          text.to_str.gsub(AUTO_EMAIL_RE) do
            text = $&

            if auto_linked?($`, $')
              text.html_safe
            else
              display_text = block_given? ? yield(text) : text
              display_text = sanitize(display_text) unless options[:sanitize] == false
              mail_to text, display_text, html_options
            end
          end
        end