for value in field_tag:childtags("value") do
result[#result+1] = value:get_text();
end
- return result, (required and #result == 0 and "Required value missing" or nil);
+ if #result > 0 then
+ return result;
+ elseif required then
+ return nil, "Required value missing";
+ end
end
field_readers["text-multi"] =