patch 8.2.2944: Vim9: no error when using job or channel as a string
Problem: Vim9: no error when using job or channel as a string.
Solution: Be more strict about conversion to string. (closes #8312)
diff --git a/src/channel.c b/src/channel.c
index fa329bd..2a93e25 100644
--- a/src/channel.c
+++ b/src/channel.c
@@ -5015,4 +5015,22 @@
rettv->vval.v_string = vim_strsave((char_u *)channel_status(channel, part));
}
+/*
+ * Get a string with information about the channel in "varp" in "buf".
+ * "buf" must be at least NUMBUFLEN long.
+ */
+ char_u *
+channel_to_string_buf(typval_T *varp, char_u *buf)
+{
+ channel_T *channel = varp->vval.v_channel;
+ char *status = channel_status(channel, -1);
+
+ if (channel == NULL)
+ vim_snprintf((char *)buf, NUMBUFLEN, "channel %s", status);
+ else
+ vim_snprintf((char *)buf, NUMBUFLEN,
+ "channel %d %s", channel->ch_id, status);
+ return buf;
+}
+
#endif // FEAT_JOB_CHANNEL