/* * Copyright (C) 2016 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. AND ITS 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 APPLE INC. OR ITS 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. */ #pragma once #include "IDLTypes.h" #include "JSDOMConvertBase.h" namespace WebCore { // Specialized by generated code for IDL enumeration conversion. template<typename T> std::optional<T> parseEnumeration(JSC::ExecState&, JSC::JSValue); template<typename T> const char* expectedEnumerationValues(); // Specialized by generated code for IDL enumeration conversion. template<typename T> JSC::JSString* convertEnumerationToJS(JSC::ExecState&, T); template<typename T> struct Converter<IDLEnumeration<T>> : DefaultConverter<IDLEnumeration<T>> { template<typename ExceptionThrower = DefaultExceptionThrower> static T convert(JSC::ExecState& state, JSC::JSValue value, ExceptionThrower&& exceptionThrower = ExceptionThrower()) { auto& vm = state.vm(); auto throwScope = DECLARE_THROW_SCOPE(vm); auto result = parseEnumeration<T>(state, value); RETURN_IF_EXCEPTION(throwScope, { }); if (UNLIKELY(!result)) { exceptionThrower(state, throwScope); return { }; } return result.value(); } }; template<typename T> struct JSConverter<IDLEnumeration<T>> { static constexpr bool needsState = true; static constexpr bool needsGlobalObject = false; static JSC::JSValue convert(JSC::ExecState& exec, T value) { return convertEnumerationToJS(exec, value); } }; } // namespace WebCore