Bug 686582 - Begin to specialize ObjectOps::deleteElement to not just delegate to ObjectOps::deleteProperty. r=dvander

2011-08-10 14:54:52 -07:00
parent 2d2130f6a4
commit 583a0ae21c
7 changed files with 73 additions and 15 deletions
--- a/js/src/jsiter.cpp
+++ b/js/src/jsiter.cpp
@@ -920,6 +920,16 @@ js_SuppressDeletedProperty(JSContext *cx, JSObject *obj, jsid id)
    return SuppressDeletedPropertyHelper(cx, obj, SingleIdPredicate(id));
 }

+bool
+js_SuppressDeletedElement(JSContext *cx, JSObject *obj, uint32 index)
+{
+    jsid id;
+    if (!IndexToId(cx, index, &id))
+        return false;
+    JS_ASSERT(id == js_CheckForStringIndex(id));
+    return SuppressDeletedPropertyHelper(cx, obj, SingleIdPredicate(id));
+}
+
 class IndexRangePredicate {
    jsint begin, end;
 public: