Source code

Revision control

Copy as Markdown

Other Tools

/* -*- 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 vm_WellKnownAtom_h
#define vm_WellKnownAtom_h
#include "mozilla/HashFunctions.h" // mozilla::HashNumber, mozilla::HashStringKnownLength
#include <stdint.h> // uint32_t
#include "js/ProtoKey.h" // JS_FOR_EACH_PROTOTYPE
#include "js/Symbol.h" // JS_FOR_EACH_WELL_KNOWN_SYMBOL
#include "vm/CommonPropertyNames.h" // FOR_EACH_COMMON_PROPERTYNAME
namespace js {
// An index for well-known atoms.
// GetWellKnownAtom in ParserAtom.cpp relies on the fact that
// JSAtomState fields and this enum variants use the same order.
enum class WellKnownAtomId : uint32_t {
#define ENUM_ENTRY_(NAME, _) NAME,
#undef ENUM_ENTRY_
#define ENUM_ENTRY_(NAME, _) NAME,
#undef ENUM_ENTRY_
#undef ENUM_ENTRY_
struct WellKnownAtomInfo {
uint32_t length;
mozilla::HashNumber hash;
const char* content;
extern WellKnownAtomInfo wellKnownAtomInfos[];
inline const WellKnownAtomInfo& GetWellKnownAtomInfo(WellKnownAtomId atomId) {
return wellKnownAtomInfos[uint32_t(atomId)];
} /* namespace js */
#endif // vm_WellKnownAtom_h