/* * Copyright (C) 2003,2007 Apple Computer, Inc * * This library is free software; you can redistribute it and/or * modify it under the terms of the GNU Library General Public * License as published by the Free Software Foundation; either * version 2 of the License, or (at your option) any later version. * * This library is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU * Library General Public License for more details. * * You should have received a copy of the GNU Library General Public License * along with this library; see the file COPYING.LIB. If not, write to * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, * Boston, MA 02110-1301, USA. * */ #ifndef KJS_COMMON_IDENTIFIERS_H #define KJS_COMMON_IDENTIFIERS_H #include "identifier.h" #include // List of property names, passed to a macro so we can do set them up various // ways without repeating the list. #define KJS_COMMON_IDENTIFIERS_EACH_PROPERTY_NAME(macro) \ macro(arguments) \ macro(callee) \ macro(caller) \ macro(constructor) \ macro(fromCharCode) \ macro(global) \ macro(ignoreCase) \ macro(index) \ macro(input) \ macro(lastIndex) \ macro(length) \ macro(message) \ macro(multiline) \ macro(name) \ macro(prototype) \ macro(source) \ macro(toExponential) \ macro(toFixed) \ macro(toLocaleString) \ macro(toPrecision) \ macro(toString) \ macro(valueOf) \ macro(toJSON) \ macro(configurable) \ macro(value) \ macro(writable) \ macro(enumerable) \ macro(get) \ macro(set) \ macro(toISOString) namespace KJS { class KJS_EXPORT CommonIdentifiers : Noncopyable { private: CommonIdentifiers(); public: static CommonIdentifiers* shared(); const Identifier nullIdentifier; const Identifier underscoreProto; #define KJS_IDENTIFIER_DECLARE_PROPERTY_NAME_GLOBAL(name) const Identifier name; KJS_COMMON_IDENTIFIERS_EACH_PROPERTY_NAME(KJS_IDENTIFIER_DECLARE_PROPERTY_NAME_GLOBAL) #undef KJS_IDENTIFIER_DECLARE_PROPERTY_NAME_GLOBAL }; } // namespace KJS // ### better place in identifier.h. only here because of the shared null namespace WTF { // Provide hashing of Identifiers --- using the rep ptr struct IdentHash { static unsigned hash(const KJS::Identifier& key) { return PtrHash::hash(key.ustring().rep()); } static bool equal(const KJS::Identifier& a, const KJS::Identifier& b) { return a == b; } static const bool safeToCompareToEmptyOrDeleted = false; }; template<> struct DefaultHash { typedef IdentHash Hash; }; template<> struct HashTraits : GenericHashTraits { static const bool emptyValueIsZero = false; static const bool needsDestruction = true; static void constructDeletedValue(KJS::Identifier* slot) { new (slot) KJS::Identifier(); } static bool isDeletedValue(const KJS::Identifier& value) { return value.isNull(); } }; } // namespace WTF #endif // KJS_COMMON_IDENTIFIERS_H