Line data    Source code

       1             : /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
       2             :  * vim: set ts=8 sts=4 et sw=4 tw=99:
       3             :  * This Source Code Form is subject to the terms of the Mozilla Public
       4             :  * License, v. 2.0. If a copy of the MPL was not distributed with this
       5             :  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
       6             : 
       7             : #ifndef jsboolinlines_h
       8             : #define jsboolinlines_h
       9             : 
      10             : #include "jsbool.h"
      11             : 
      12             : #include "vm/BooleanObject.h"
      13             : #include "vm/WrapperObject.h"
      14             : 
      15             : namespace js {
      16             : 
      17             : inline bool
      18       13788 : EmulatesUndefined(JSObject* obj)
      19             : {
      20             :     // This may be called off the main thread. It's OK not to expose the object
      21             :     // here as it doesn't escape.
      22       13788 :     JSObject* actual = MOZ_LIKELY(!obj->is<WrapperObject>()) ? obj : UncheckedUnwrapWithoutExpose(obj);
      23       13788 :     return actual->getClass()->emulatesUndefined();
      24             : }
      25             : 
      26             : } /* namespace js */
      27             : 
      28             : #endif /* jsboolinlines_h */