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Bug 1326453 - Part 4: Return @@toStringTag in [[OwnPropertyKeys]] trap for module namespace objects

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janekptacijarabaci 2018-04-14 08:52:37 +02:00 • committed by Roy Tam
commit 184438aa10
2 changed files with 20 additions and 3 deletions
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4
js/src/builtin/ModuleObject.cpp
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@ -500,7 +500,7 @@ ModuleNamespaceObject::ProxyHandler::ownPropertyKeys(JSContext* cx, HandleObject
Rooted<ModuleNamespaceObject*> ns(cx, &proxy->as<ModuleNamespaceObject>());
RootedObject exports(cx, &ns->exports());
uint32_t count;
if (!GetLengthProperty(cx, exports, &count) || !props.reserve(props.length() + count))
if (!GetLengthProperty(cx, exports, &count) || !props.reserve(props.length() + count + 1))
return false;
Rooted<ValueVector> names(cx, ValueVector(cx));
@ -510,6 +510,8 @@ ModuleNamespaceObject::ProxyHandler::ownPropertyKeys(JSContext* cx, HandleObject
for (uint32_t i = 0; i < count; i++)
props.infallibleAppend(AtomToId(&names[i].toString()->asAtom()));
props.infallibleAppend(SYMBOL_TO_JSID(cx->wellKnownSymbols().toStringTag));
return true;
}