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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 */
#ifndef builtin_ParseRecordObject_h
#define builtin_ParseRecordObject_h
#include "js/HashTable.h"
#include "js/TracingAPI.h"
#include "vm/JSContext.h"
namespace js {
using JSONParseNode = JSString;
class ParseRecordObject {
using EntryMap = js::GCHashMap<PropertyKey, ParseRecordObject>;
// The source text that was parsed for this record. According to the spec, we
// don't track this for objects and arrays, so it will be a null pointer.
JSONParseNode* parseNode;
// For object members, the member key. For arrays, the index. For JSON
// primitives, it will be undefined.
JS::PropertyKey key;
// The original value corresponding to this record, used to determine if the
// reviver function has modified it.
Value value;
// For objects and arrays, the records for the members and elements
// (respectively). If there are none, or for JSON primitives, we won't
// allocate an EntryMap.
UniquePtr<EntryMap> entries;
ParseRecordObject(Handle<js::JSONParseNode*> parseNode, const Value& val);
ParseRecordObject(ParseRecordObject&& other)
: parseNode(std::move(other.parseNode)),
entries(std::move(other.entries)) {}
bool isEmpty() const { return value.isUndefined(); }
bool addEntries(JSContext* cx, EntryMap&& appendEntries);
// move assignment
ParseRecordObject& operator=(ParseRecordObject&& other) noexcept {
parseNode = other.parseNode;
key = other.key;
value = other.value;
entries = std::move(other.entries);
return *this;
void trace(JSTracer* trc);
} // namespace js