ES6 Unscopables

src/objects-inl.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // Review notes:
 //
 // - The use of macros in these inline functions may seem superfluous
 // but it is absolutely needed to make sure gcc generates optimal
 // code. gcc is not happy when attempting to inline too deep.
 //
@@ skipping 1128 matching lines @@
   Handle<String> str = isolate->factory()->InternalizeUtf8String(name);
   ASSERT(!str.is_null());
 #ifdef DEBUG
   uint32_t index;  // Assert that the name is not an array index.
   ASSERT(!str->AsArrayIndex(&index));
 #endif  // DEBUG
   return GetProperty(object, str);
 }
 
 
+MaybeHandle<Object> Object::GetPropertyWithReceiver(Handle<JSReceiver> holder,

[rossberg, 2014/07/11 11:59:06]

I'd prefer to inline this function, it doesn't seem worth polluting the object
API with.

[arv (Not doing code reviews), 2014/07/11 21:47:28]

Done.

+                                                    Handle<Object> receiver,
+                                                    Handle<Name> name) {
+  LookupIterator it(receiver, name, holder);
+  return GetProperty(&it);
+}
+
+
 MaybeHandle<Object> JSProxy::GetElementWithHandler(Handle<JSProxy> proxy,
                                                    Handle<Object> receiver,
                                                    uint32_t index) {
   return GetPropertyWithHandler(
       proxy, receiver, proxy->GetIsolate()->factory()->Uint32ToString(index));
 }
 
 
 MaybeHandle<Object> JSProxy::SetElementWithHandler(Handle<JSProxy> proxy,
                                                    Handle<JSReceiver> receiver,
@@ skipping 6011 matching lines @@
 #undef READ_SHORT_FIELD
 #undef WRITE_SHORT_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 #undef NOBARRIER_READ_BYTE_FIELD
 #undef NOBARRIER_WRITE_BYTE_FIELD
 
 } }  // namespace v8::internal
 
 #endif  // V8_OBJECTS_INL_H_