Bug 771027 - for-of semantics: convert the result of obj.iterator() to an object. r=bhackett.

2012-07-19 17:03:20 -05:00
parent d808a87fb9
commit 062327a786
3 changed files with 32 additions and 1 deletions
--- a/js/src/jsiter.cpp
+++ b/js/src/jsiter.cpp
@@ -610,6 +610,9 @@ GetIterator(JSContext *cx, HandleObject obj, unsigned flags, Value *vp)

        if (!Invoke(cx, ObjectOrNullValue(obj), method, 0, NULL, vp))
            return false;
+
+        if (!ToObject(cx, vp))
+            return false;
        return true;
    }