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-rw-r--r--src/channel.c8
1 files changed, 7 insertions, 1 deletions
diff --git a/src/channel.c b/src/channel.c
index 5f78777a37..46bdc0ec8a 100644
--- a/src/channel.c
+++ b/src/channel.c
@@ -4890,9 +4890,15 @@ f_ch_info(typval_T *argvars, typval_T *rettv UNUSED)
void
f_ch_log(typval_T *argvars, typval_T *rettv UNUSED)
{
- char_u *msg = tv_get_string(&argvars[0]);
+ char_u *msg;
channel_T *channel = NULL;
+ if (in_vim9script()
+ && (check_for_string_arg(argvars, 0) == FAIL
+ || check_for_opt_chan_or_job_arg(argvars, 1) == FAIL))
+ return;
+
+ msg = tv_get_string(&argvars[0]);
if (argvars[1].v_type != VAR_UNKNOWN)
channel = get_channel_arg(&argvars[1], FALSE, FALSE, 0);