/* * Copyright (C) 1999-2001 Harri Porten (porten@kde.org) * Copyright (C) 2001 Peter Kelly (pmk@post.com) * Copyright (C) 2003-2006, 2008, 2009, 2012-2015 Apple Inc. All rights reserved. * Copyright (C) 2007 Eric Seidel (eric@webkit.org) * * 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 JSObjectInlines_h #define JSObjectInlines_h #include "Error.h" #include "JSObject.h" #include "Lookup.h" namespace JSC { // ECMA 8.6.2.2 ALWAYS_INLINE void JSObject::putInline(JSCell* cell, ExecState* exec, PropertyName propertyName, JSValue value, PutPropertySlot& slot) { JSObject* thisObject = jsCast(cell); ASSERT(value); ASSERT(!Heap::heap(value) || Heap::heap(value) == Heap::heap(thisObject)); VM& vm = exec->vm(); // Try indexed put first. This is required for correctness, since loads on property names that appear like // valid indices will never look in the named property storage. if (Optional index = parseIndex(propertyName)) { putByIndex(thisObject, exec, index.value(), value, slot.isStrictMode()); return; } // Check if there are any setters or getters in the prototype chain JSValue prototype; if (propertyName != exec->propertyNames().underscoreProto) { for (JSObject* obj = thisObject; !obj->structure(vm)->hasReadOnlyOrGetterSetterPropertiesExcludingProto(); obj = asObject(prototype)) { prototype = obj->prototype(); if (prototype.isNull()) { ASSERT(!thisObject->structure(vm)->prototypeChainMayInterceptStoreTo(exec->vm(), propertyName)); if (!thisObject->putDirectInternal(vm, propertyName, value, 0, slot) && slot.isStrictMode()) throwTypeError(exec, ASCIILiteral(StrictModeReadonlyPropertyWriteError)); return; } } } thisObject->putInlineSlow(exec, propertyName, value, slot); } } // namespace JSC #endif // JSObjectInlines_h