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/map.c b/src/map.c
index 1f935ba..9f80ba8 100644
--- a/src/map.c
+++ b/src/map.c
@@ -2316,6 +2316,12 @@
int nowait;
char_u *arg;
+ if (in_vim9script()
+ && (check_for_string_arg(argvars, 0) == FAIL
+ || check_for_bool_arg(argvars, 1) == FAIL
+ || check_for_dict_arg(argvars, 2) == FAIL))
+ return;
+
which = tv_get_string_buf_chk(&argvars[0], buf);
if (which == NULL)
return;