patch 8.2.4224: Vim9: no error when using a number for map() second argument Commit: https://github.com/vim/vim/commit/1080c48ec8d672d7e9fbefb5a1255c9df09a2884 Author: Bram Moolenaar <Bram@vim.org> Date: Wed Jan 26 18:26:21 2022 +0000 patch 8.2.4224: Vim9: no error when using a number for map() second argument Problem: Vim9: no error when using a number for map() second argument Solution: Disallow number to string conversion. (closes https://github.com/vim/vim/issues/9630)

/* bufwrite.c */
char *new_file_message(void);
int buf_write(buf_T *buf, char_u *fname, char_u *sfname, linenr_T start, linenr_T end, exarg_T *eap, int append, int forceit, int reset_changed, int filtering);
/* vim: set ft=c : */