@@ -6,6 +6,9 @@ export const registerTransformerForObjectId = (): void => {
superjson.registerCustom<ObjectId|string, string>(
{
isApplicable: (v): v is ObjectId => {
+ if (v == null) {
+ return false;
+ }
if (typeof v === 'string') {
return ObjectId.isValid(v);
}