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-rw-r--r--src/filepath.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/src/filepath.c b/src/filepath.c
index 0d59a6b4f8..900c5bd69c 100644
--- a/src/filepath.c
+++ b/src/filepath.c
@@ -2180,6 +2180,12 @@ f_writefile(typval_T *argvars, typval_T *rettv)
if (check_secure())
return;
+ if (in_vim9script()
+ && (check_for_list_or_blob_arg(argvars, 0) == FAIL
+ || check_for_string_arg(argvars, 1) == FAIL
+ || check_for_opt_string_arg(argvars, 2) == FAIL))
+ return;
+
if (argvars[0].v_type == VAR_LIST)
{
list = argvars[0].vval.v_list;