patch 9.0.1031: Vim9 class is not implemented yet Commit: https://github.com/vim/vim/commit/00b28d6c23d8e662cab27e461825777c0a2e387a Author: Bram Moolenaar <Bram@vim.org> Date: Thu Dec 8 15:32:33 2022 +0000 patch 9.0.1031: Vim9 class is not implemented yet Problem: Vim9 class is not implemented yet. Solution: Add very basic class support.

--- a/src/json.c
+++ b/src/json.c
@@ -308,6 +308,8 @@ json_encode_item(garray_T *gap, typval_T
 	case VAR_JOB:
 	case VAR_CHANNEL:
 	case VAR_INSTR:
+	case VAR_CLASS:
+	case VAR_OBJECT:
 	    semsg(_(e_cannot_json_encode_str), vartype_name(val->v_type));
 	    return FAIL;