set_default_disable_with

# File actionview/lib/action_view/helpers/form_tag_helper.rb, line 896
        def set_default_disable_with(value, tag_options)
          return unless ActionView::Base.automatically_disable_submit_tag
          data = tag_options["data"]

          unless tag_options["data-disable-with"] == false || (data && data["disable_with"] == false)
            disable_with_text = tag_options["data-disable-with"]
            disable_with_text ||= data["disable_with"] if data
            disable_with_text ||= value.to_s.clone
            tag_options.deep_merge!("data" => { "disable_with" => disable_with_text })
          else
            data.delete("disable_with") if data
          end

          tag_options.delete("data-disable-with")
        end