patch 8.2.3162: Vim9: argument types are not checked at compile time
Problem: Vim9: argument types are not checked at compile time.
Solution: Add more type checks. (Yegappan Lakshmanan, closes #8560)
diff --git a/src/terminal.c b/src/terminal.c
index 9de516c..9db0475 100644
--- a/src/terminal.c
+++ b/src/terminal.c
@@ -5689,6 +5689,11 @@
{"reverse", HL_INVERSE},
};
+ if (in_vim9script()
+ && (check_for_number_arg(argvars, 0) == FAIL
+ || check_for_string_arg(argvars, 1) == FAIL))
+ return;
+
attr = tv_get_number(&argvars[0]);
name = tv_get_string_chk(&argvars[1]);
if (name == NULL)