patch 8.2.3188: Vim9: argument types are not checked at compile time
Problem: Vim9: argument types are not checked at compile time.
Solution: Add several more type checks, also at runtime. (Yegappan
Lakshmanan, closes #8587)
diff --git a/src/match.c b/src/match.c
index f383d8a..741488a 100644
--- a/src/match.c
+++ b/src/match.c
@@ -1045,14 +1045,21 @@
listitem_T *li;
dict_T *d;
list_T *s = NULL;
- win_T *win = get_optional_window(argvars, 1);
+ win_T *win;
rettv->vval.v_number = -1;
+
+ if (in_vim9script()
+ && (check_for_list_arg(argvars, 0) == FAIL
+ || check_for_opt_number_arg(argvars, 1) == FAIL))
+ return;
+
if (argvars[0].v_type != VAR_LIST)
{
emsg(_(e_listreq));
return;
}
+ win = get_optional_window(argvars, 1);
if (win == NULL)
return;