Don't allow setting a property when the prototype's property is read-only.

2026-02-05 17:29:43 +08:00 · 2018-09-04 16:30:50 +02:00
parent 90aca80865
commit 8c5f2f24c7
1 changed files with 2 additions and 0 deletions
--- a/jsrun.c
+++ b/jsrun.c
@@ -610,6 +610,8 @@ static void jsR_setproperty(js_State *J, js_Object *obj, const char *name)
 			if (J->strict)
 				if (ref->getter)
 					js_typeerror(J, "setting property '%s' that only has a getter", name);
+			if (ref->atts & JS_READONLY)
+				goto readonly;
 		}
 	}