/* * Copyright (C) 2012 Google 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: * * * Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * * 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. * * Neither the name of Google Inc. nor the names of its * contributors may be used to endorse or promote products derived from * this software without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS * "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 THE COPYRIGHT * OWNER 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. */ #ifndef SafeAllocation_h #define SafeAllocation_h #include "V8Binding.h" #include "V8RecursionScope.h" #include <v8.h> namespace WebCore { class SafeAllocation { public: static inline v8::Local<v8::Object> newInstance(v8::Handle<v8::Function>); static inline v8::Local<v8::Object> newInstance(v8::Handle<v8::ObjectTemplate>); static inline v8::Local<v8::Object> newInstance(v8::Handle<v8::Function>, int argc, v8::Handle<v8::Value> argv[]); }; v8::Local<v8::Object> SafeAllocation::newInstance(v8::Handle<v8::Function> function) { if (function.IsEmpty()) return v8::Local<v8::Object>(); ConstructorMode constructorMode; V8RecursionScope::MicrotaskSuppression scope; return function->NewInstance(); } v8::Local<v8::Object> SafeAllocation::newInstance(v8::Handle<v8::ObjectTemplate> objectTemplate) { if (objectTemplate.IsEmpty()) return v8::Local<v8::Object>(); ConstructorMode constructorMode; V8RecursionScope::MicrotaskSuppression scope; return objectTemplate->NewInstance(); } v8::Local<v8::Object> SafeAllocation::newInstance(v8::Handle<v8::Function> function, int argc, v8::Handle<v8::Value> argv[]) { if (function.IsEmpty()) return v8::Local<v8::Object>(); ConstructorMode constructorMode; V8RecursionScope::MicrotaskSuppression scope; return function->NewInstance(argc, argv); } } // namespace WebCore #endif // SafeAllocation_h