| /* |
| * Copyright (C) 2019 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. |
| */ |
| |
| #pragma once |
| |
| #include "JSDOMBinding.h" |
| #include "JSDOMConvert.h" |
| #include "JSDOMGlobalObject.h" |
| #include <JavaScriptCore/BuiltinNames.h> |
| #include <JavaScriptCore/CommonIdentifiers.h> |
| #include <JavaScriptCore/JSSet.h> |
| |
| namespace WebCore { |
| |
| WEBCORE_EXPORT std::pair<bool, std::reference_wrapper<JSC::JSObject>> getBackingSet(JSC::JSGlobalObject&, JSC::JSObject& setLike); |
| WEBCORE_EXPORT JSC::JSValue forwardAttributeGetterToBackingSet(JSC::JSGlobalObject&, JSC::JSObject&, const JSC::Identifier&); |
| WEBCORE_EXPORT JSC::JSValue forwardFunctionCallToBackingSet(JSC::JSGlobalObject&, JSC::CallFrame&, JSC::JSObject&, const JSC::Identifier&); |
| WEBCORE_EXPORT void clearBackingSet(JSC::JSGlobalObject&, JSC::JSObject&); |
| WEBCORE_EXPORT void addToBackingSet(JSC::JSGlobalObject&, JSC::JSObject&, JSC::JSValue item); |
| |
| template<typename WrapperClass> JSC::JSObject& getAndInitializeBackingSet(JSC::JSGlobalObject&, WrapperClass&); |
| template<typename WrapperClass> JSC::JSValue forwardSizeToSetLike(JSC::JSGlobalObject&, WrapperClass&); |
| template<typename WrapperClass> JSC::JSValue forwardEntriesToSetLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&); |
| template<typename WrapperClass> JSC::JSValue forwardKeysToSetLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&); |
| template<typename WrapperClass> JSC::JSValue forwardValuesToSetLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&); |
| template<typename WrapperClass> JSC::JSValue forwardClearToSetLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&); |
| template<typename WrapperClass, typename ItemType> JSC::JSValue forwardHasToSetLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&, ItemType&&); |
| template<typename WrapperClass, typename ItemType> JSC::JSValue forwardAddToSetLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&, ItemType&&); |
| template<typename WrapperClass, typename ItemType> JSC::JSValue forwardDeleteToSetLike(JSC::JSGlobalObject&, JSC::CallFrame&, WrapperClass&, ItemType&&); |
| |
| class DOMSetAdapter { |
| public: |
| DOMSetAdapter(JSC::JSGlobalObject&, JSC::JSObject&); |
| template<class IDLType> void add(typename IDLType::ParameterType value); |
| void clear(); |
| |
| private: |
| JSC::JSGlobalObject& m_lexicalGlobalObject; |
| JSC::JSObject& m_backingSet; |
| }; |
| |
| inline DOMSetAdapter::DOMSetAdapter(JSC::JSGlobalObject& lexicalGlobalObject, JSC::JSObject& backingSet) |
| : m_lexicalGlobalObject(lexicalGlobalObject) |
| , m_backingSet(backingSet) |
| { |
| } |
| |
| template<class IDLType> |
| inline void DOMSetAdapter::add(typename IDLType::ParameterType value) |
| { |
| JSC::JSLockHolder locker(&m_lexicalGlobalObject); |
| auto item = toJS<IDLType>(m_lexicalGlobalObject, *JSC::jsCast<JSDOMGlobalObject*>(&m_lexicalGlobalObject), std::forward<typename IDLType::ParameterType>(value)); |
| addToBackingSet(m_lexicalGlobalObject, m_backingSet, item); |
| } |
| |
| inline void DOMSetAdapter::clear() |
| { |
| clearBackingSet(m_lexicalGlobalObject, m_backingSet); |
| } |
| |
| template<typename WrapperClass> inline JSC::JSObject& getAndInitializeBackingSet(JSC::JSGlobalObject& lexicalGlobalObject, WrapperClass& setLike) |
| { |
| auto pair = getBackingSet(lexicalGlobalObject, setLike); |
| if (pair.first) { |
| DOMSetAdapter adapter { lexicalGlobalObject, pair.second.get() }; |
| setLike.wrapped().initializeSetLike(adapter); |
| } |
| return pair.second.get(); |
| } |
| |
| template<typename WrapperClass> inline JSC::JSValue forwardSizeToSetLike(JSC::JSGlobalObject& lexicalGlobalObject, WrapperClass& setLike) |
| { |
| auto& vm = JSC::getVM(&lexicalGlobalObject); |
| return forwardAttributeGetterToBackingSet(lexicalGlobalObject, getAndInitializeBackingSet(lexicalGlobalObject, setLike), vm.propertyNames->size); |
| } |
| |
| template<typename WrapperClass> inline JSC::JSValue forwardEntriesToSetLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& setLike) |
| { |
| auto& vm = JSC::getVM(&lexicalGlobalObject); |
| return forwardFunctionCallToBackingSet(lexicalGlobalObject, callFrame, getAndInitializeBackingSet(lexicalGlobalObject, setLike), vm.propertyNames->builtinNames().entriesPublicName()); |
| } |
| |
| template<typename WrapperClass> inline JSC::JSValue forwardKeysToSetLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& setLike) |
| { |
| auto& vm = JSC::getVM(&lexicalGlobalObject); |
| return forwardFunctionCallToBackingSet(lexicalGlobalObject, callFrame, getAndInitializeBackingSet(lexicalGlobalObject, setLike), vm.propertyNames->builtinNames().keysPublicName()); |
| } |
| |
| template<typename WrapperClass> inline JSC::JSValue forwardValuesToSetLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& setLike) |
| { |
| auto& vm = JSC::getVM(&lexicalGlobalObject); |
| return forwardFunctionCallToBackingSet(lexicalGlobalObject, callFrame, getAndInitializeBackingSet(lexicalGlobalObject, setLike), vm.propertyNames->builtinNames().valuesPublicName()); |
| } |
| |
| template<typename WrapperClass, typename ItemType> inline JSC::JSValue forwardHasToSetLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& setLike, ItemType&&) |
| { |
| auto& vm = JSC::getVM(&lexicalGlobalObject); |
| return forwardFunctionCallToBackingSet(lexicalGlobalObject, callFrame, getAndInitializeBackingSet(lexicalGlobalObject, setLike), vm.propertyNames->builtinNames().hasPublicName()); |
| } |
| |
| template<typename WrapperClass> inline JSC::JSValue forwardClearToSetLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& setLike) |
| { |
| setLike.wrapped().clearFromSetLike(); |
| |
| auto& vm = JSC::getVM(&lexicalGlobalObject); |
| return forwardFunctionCallToBackingSet(lexicalGlobalObject, callFrame, getAndInitializeBackingSet(lexicalGlobalObject, setLike), vm.propertyNames->clear); |
| } |
| |
| template<typename WrapperClass, typename ItemType> inline JSC::JSValue forwardAddToSetLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& setLike, ItemType&& item) |
| { |
| setLike.wrapped().addToSetLike(std::forward<ItemType>(item)); |
| |
| auto& vm = JSC::getVM(&lexicalGlobalObject); |
| forwardFunctionCallToBackingSet(lexicalGlobalObject, callFrame, getAndInitializeBackingSet(lexicalGlobalObject, setLike), vm.propertyNames->add); |
| return &setLike; |
| } |
| |
| template<typename WrapperClass, typename ItemType> inline JSC::JSValue forwardDeleteToSetLike(JSC::JSGlobalObject& lexicalGlobalObject, JSC::CallFrame& callFrame, WrapperClass& setLike, ItemType&& item) |
| { |
| auto isDeleted = setLike.wrapped().removeFromSetLike(std::forward<ItemType>(item)); |
| UNUSED_PARAM(isDeleted); |
| |
| auto& vm = JSC::getVM(&lexicalGlobalObject); |
| auto result = forwardFunctionCallToBackingSet(lexicalGlobalObject, callFrame, getAndInitializeBackingSet(lexicalGlobalObject, setLike), vm.propertyNames->deleteKeyword); |
| ASSERT_UNUSED(result, result.asBoolean() == isDeleted); |
| return result; |
| } |
| |
| } |