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/filepath.c b/src/filepath.c
index 0e29977..40b5761 100644
--- a/src/filepath.c
+++ b/src/filepath.c
@@ -1447,6 +1447,12 @@
char_u *p;
int trim_len = 1;
+ if (in_vim9script()
+ && (check_for_string_arg(argvars, 0) == FAIL
+ || (argvars[1].v_type != VAR_UNKNOWN
+ && check_for_number_arg(argvars, 1) == FAIL)))
+ return;
+
if (argvars[1].v_type != VAR_UNKNOWN)
{
trim_len = (int)tv_get_number(&argvars[1]);