/* -*- 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 vm_DisposableRecord_h
#define vm_DisposableRecord_h
#include "NamespaceImports.h"
#include "js/Value.h"
#include "vm/NativeObject.h"
#include "vm/UsingHint.h"
namespace js {
/**
* Explicit Resource Management Proposal
* DisposableResource Records
* https://arai-a.github.io/ecma262-compare/?pr=3000&id=sec-disposableresource-records
*/
class DisposableRecordObject :
public NativeObject {
public:
static const JSClass class_;
static constexpr uint32_t VALUE_SLOT = 0;
static constexpr uint32_t METHOD_SLOT = 1;
static constexpr uint32_t HINT_SLOT = 2;
static constexpr uint32_t RESERVED_SLOTS = 3;
[[nodiscard]]
inline static DisposableRecordObject* create(
JSContext* cx, JS::Handle<JS::Value> value, JS::Handle<JS::Value> method,
UsingHint hint);
Value getObject() {
return getReservedSlot(VALUE_SLOT); }
Value getMethod() {
return getReservedSlot(METHOD_SLOT); }
UsingHint getHint() {
Value hint = getReservedSlot(HINT_SLOT);
UsingHint hintVal = UsingHint(hint.toInt32());
return hintVal;
}
static SharedShape* assignInitialShape(JSContext* cx,
Handle<DisposableRecordObject*> self);
};
}
// namespace js
#endif // vm_DisposableRecord_h
