256 	end

   256 	end

   257 

   257 

   258 	return function()

   258 	return function()

   259 		local item = iter();

   259 		local item = iter();

   260 		if item == nil then

   260 		if item == nil then

   261 			return

   262 			return

   262 		end

   263 		end

   263 		local key = item.key;

   264 		local key = item.key;

   264 		local when = item.when or item.attr and datetime.parse(item.attr.stamp);

   265 		local when = item.when or item.attr and datetime.parse(item.attr.stamp);

   265 		local with = item.with;

   266 		local with = item.with;