patch 9.0.1249: cannot export an abstract class Commit: https://github.com/vim/vim/commit/657aea7fc47fb919ce76fad64ba0ec55a1af80f1 Author: Bram Moolenaar <Bram@vim.org> Date: Fri Jan 27 13:16:19 2023 +0000 patch 9.0.1249: cannot export an abstract class Problem: Cannot export an abstract class. (Ernie Rael) Solution: Add the EX_EXPORT flag to :abstract. (closes https://github.com/vim/vim/issues/11884)

--- a/src/vim9class.c
+++ b/src/vim9class.c
@@ -423,7 +423,7 @@ early_ret:
 	char *wrong_name = is_class ? "endinterface" : "endclass";
 	if (checkforcmd(&p, wrong_name, is_class ? 5 : 4))
 	{
-	    semsg(_(e_invalid_command_str), line);
+	    semsg(_(e_invalid_command_str_expected_str), line, end_name);
 	    break;
 	}