blob: e4c02e1bd2a96c3527340caa0e2bb8151f2827b4 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
* vim: set ts=8 sts=2 et sw=2 tw=80:
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef builtin_Boolean_inl_h
#define builtin_Boolean_inl_h
#include "builtin/Boolean.h"
#include "vm/JSContext.h"
#include "vm/WrapperObject.h"
namespace js {
inline bool EmulatesUndefined(JSObject* obj) {
// This may be called off the main thread. It's OK not to expose the object
// here as it doesn't escape.
AutoUnsafeCallWithABI unsafe(UnsafeABIStrictness::AllowPendingExceptions);
JSObject* actual = MOZ_LIKELY(!obj->is<WrapperObject>())
? obj
: UncheckedUnwrapWithoutExpose(obj);
return actual->getClass()->emulatesUndefined();
}
} /* namespace js */
#endif /* builtin_Boolean_inl_h */
|
