/* * Copyright (C) 2013 Apple, Inc. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #include "config.h" #include "WeakMapConstructor.h" #include "JSCJSValueInlines.h" #include "JSCellInlines.h" #include "JSGlobalObject.h" #include "JSWeakMap.h" #include "WeakMapPrototype.h" namespace JSC { const ClassInfo WeakMapConstructor::s_info = { "Function", &Base::s_info, 0, 0, CREATE_METHOD_TABLE(WeakMapConstructor) }; void WeakMapConstructor::finishCreation(VM& vm, WeakMapPrototype* prototype) { Base::finishCreation(vm, prototype->classInfo()->className); putDirectWithoutTransition(vm, vm.propertyNames->prototype, prototype, DontEnum | DontDelete | ReadOnly); putDirectWithoutTransition(vm, vm.propertyNames->length, jsNumber(0), ReadOnly | DontEnum | DontDelete); } static EncodedJSValue JSC_HOST_CALL constructWeakMap(ExecState* exec) { JSGlobalObject* globalObject = asInternalFunction(exec->callee())->globalObject(); Structure* structure = globalObject->weakMapStructure(); return JSValue::encode(JSWeakMap::create(exec, structure)); } ConstructType WeakMapConstructor::getConstructData(JSCell*, ConstructData& constructData) { constructData.native.function = constructWeakMap; return ConstructTypeHost; } CallType WeakMapConstructor::getCallData(JSCell*, CallData&) { return CallTypeNone; } }