@@ -259,7 +259,7 @@ class _RequireLinksPostingMetadataHook(_PostingHook):
txn: Transaction,
post: data.Posting,
keys: Sequence[MetaKey],
) -> Iterable[errormod.InvalidMetadataError]:
) -> Iterator[errormod.InvalidMetadataError]:
have_docs = False
for key in keys:
try: