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/* -*- 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();
}
inline bool EmulatesUndefinedCheckFuse(JSObject* obj,
size_t fuseValue) {
// 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);
bool emulatesUndefined = actual->getClass()->emulatesUndefined();
if (emulatesUndefined) {
MOZ_RELEASE_ASSERT(fuseValue != 0);
}
return emulatesUndefined;
}
} /* namespace js */
#endif /* builtin_Boolean_inl_h */
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