From 5e71d148f229f9a5ee6824902366844178026966 Mon Sep 17 00:00:00 2001
From: Fabrice Bellard <fabrice@bellard.org>
Date: Tue, 22 Apr 2025 18:53:48 +0200
Subject: [PATCH] setters cannot have rest arguments

---
 quickjs.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/quickjs.c b/quickjs.c
index ba021b7..e3e3074 100644
--- a/quickjs.c
+++ b/quickjs.c
@@ -34126,6 +34126,8 @@ static __exception int js_parse_function_decl2(JSParseState *s,
             int idx, has_initializer;
 
             if (s->token.val == TOK_ELLIPSIS) {
+                if (func_type == JS_PARSE_FUNC_SETTER)
+                    goto fail_accessor;
                 fd->has_simple_parameter_list = FALSE;
                 rest = TRUE;
                 if (next_token(s))
@@ -34239,6 +34241,7 @@ static __exception int js_parse_function_decl2(JSParseState *s,
         }
         if ((func_type == JS_PARSE_FUNC_GETTER && fd->arg_count != 0) ||
             (func_type == JS_PARSE_FUNC_SETTER && fd->arg_count != 1)) {
+        fail_accessor:
             js_parse_error(s, "invalid number of arguments for getter or setter");
             goto fail;
         }