patch 9.0.1856: issues with formatting positional arguments Commit: https://github.com/vim/vim/commit/aa90d4f031f73a34aaef5746931ea746849a2231 Author: Christ van Willegen <cvwillegen@gmail.com> Date: Sun Sep 3 17:22:37 2023 +0200 patch 9.0.1856: issues with formatting positional arguments Problem: issues with formatting positional arguments Solution: fix them, add tests and documentation closes: #12140 closes: #12985 Signed-off-by: Christian Brabandt <cb@256bit.org> Co-authored-by: Christ van Willegen <cvwillegen@gmail.com> Tentatively fix message_test. Check NULL ptr.

--- a/src/errors.h
+++ b/src/errors.h
@@ -3511,5 +3511,7 @@ EXTERN char e_member_str_type_mismatch_e
 	INIT(= N_("E1406: Member \"%s\": type mismatch, expected %s but got %s"));
 EXTERN char e_method_str_type_mismatch_expected_str_but_got_str[]
 	INIT(= N_("E1407: Member \"%s\": type mismatch, expected %s but got %s"));
+EXTERN char e_aptypes_is_null_str_nr[]
+	INIT(= "E1408: Internal error: ap_types or ap_types[idx] is NULL: %d: %s");
 
 // E1371 - E1399 unused