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Diffstat (limited to 'src/javascript/jsc/bindings/webcore/JSMessageEvent.cpp')
| -rw-r--r-- | src/javascript/jsc/bindings/webcore/JSMessageEvent.cpp | 515 |
1 files changed, 515 insertions, 0 deletions
diff --git a/src/javascript/jsc/bindings/webcore/JSMessageEvent.cpp b/src/javascript/jsc/bindings/webcore/JSMessageEvent.cpp new file mode 100644 index 000000000..cb50ac507 --- /dev/null +++ b/src/javascript/jsc/bindings/webcore/JSMessageEvent.cpp @@ -0,0 +1,515 @@ +/* + This file is part of the WebKit open source project. + This file has been generated by generate-bindings.pl. DO NOT MODIFY! + + 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. +*/ + +#include "config.h" +#include "JSMessageEvent.h" + +#include "ActiveDOMObject.h" +#include "ExtendedDOMClientIsoSubspaces.h" +#include "ExtendedDOMIsoSubspaces.h" +#include "IDLTypes.h" +#include "JSDOMAttribute.h" +#include "JSDOMBinding.h" +#include "JSDOMConstructor.h" +#include "JSDOMConvertAny.h" +#include "JSDOMConvertBase.h" +#include "JSDOMConvertBoolean.h" +#include "JSDOMConvertInterface.h" +#include "JSDOMConvertNullable.h" +#include "JSDOMConvertSequences.h" +#include "JSDOMConvertStrings.h" +#include "JSDOMConvertUnion.h" +#include "JSDOMExceptionHandling.h" +#include "JSDOMGlobalObject.h" +#include "JSDOMGlobalObjectInlines.h" +#include "JSDOMOperation.h" +#include "JSDOMWrapperCache.h" +#include "JSMessagePort.h" +#include "JSServiceWorker.h" +#include "JSWindowProxy.h" +#include "ScriptExecutionContext.h" +#include "WebCoreJSClientData.h" +#include <JavaScriptCore/HeapAnalyzer.h> +#include <JavaScriptCore/JSArray.h> +#include <JavaScriptCore/JSCInlines.h> +#include <JavaScriptCore/JSDestructibleObjectHeapCellType.h> +#include <JavaScriptCore/SlotVisitorMacros.h> +#include <JavaScriptCore/SubspaceInlines.h> +#include <variant> +#include <wtf/GetPtr.h> +#include <wtf/PointerPreparations.h> +#include <wtf/URL.h> + + +namespace WebCore { +using namespace JSC; + +template<> MessageEvent::Init convertDictionary<MessageEvent::Init>(JSGlobalObject& lexicalGlobalObject, JSValue value) +{ + VM& vm = JSC::getVM(&lexicalGlobalObject); + auto throwScope = DECLARE_THROW_SCOPE(vm); + bool isNullOrUndefined = value.isUndefinedOrNull(); + auto* object = isNullOrUndefined ? nullptr : value.getObject(); + if (UNLIKELY(!isNullOrUndefined && !object)) { + throwTypeError(&lexicalGlobalObject, throwScope); + return { }; + } + MessageEvent::Init result; + JSValue bubblesValue; + if (isNullOrUndefined) + bubblesValue = jsUndefined(); + else { + bubblesValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "bubbles")); + RETURN_IF_EXCEPTION(throwScope, { }); + } + if (!bubblesValue.isUndefined()) { + result.bubbles = convert<IDLBoolean>(lexicalGlobalObject, bubblesValue); + RETURN_IF_EXCEPTION(throwScope, { }); + } else + result.bubbles = false; + JSValue cancelableValue; + if (isNullOrUndefined) + cancelableValue = jsUndefined(); + else { + cancelableValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "cancelable")); + RETURN_IF_EXCEPTION(throwScope, { }); + } + if (!cancelableValue.isUndefined()) { + result.cancelable = convert<IDLBoolean>(lexicalGlobalObject, cancelableValue); + RETURN_IF_EXCEPTION(throwScope, { }); + } else + result.cancelable = false; + JSValue composedValue; + if (isNullOrUndefined) + composedValue = jsUndefined(); + else { + composedValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "composed")); + RETURN_IF_EXCEPTION(throwScope, { }); + } + if (!composedValue.isUndefined()) { + result.composed = convert<IDLBoolean>(lexicalGlobalObject, composedValue); + RETURN_IF_EXCEPTION(throwScope, { }); + } else + result.composed = false; + JSValue dataValue; + if (isNullOrUndefined) + dataValue = jsUndefined(); + else { + dataValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "data")); + RETURN_IF_EXCEPTION(throwScope, { }); + } + if (!dataValue.isUndefined()) { + result.data = convert<IDLAny>(lexicalGlobalObject, dataValue); + RETURN_IF_EXCEPTION(throwScope, { }); + } else + result.data = jsNull(); + JSValue lastEventIdValue; + if (isNullOrUndefined) + lastEventIdValue = jsUndefined(); + else { + lastEventIdValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "lastEventId")); + RETURN_IF_EXCEPTION(throwScope, { }); + } + if (!lastEventIdValue.isUndefined()) { + result.lastEventId = convert<IDLDOMString>(lexicalGlobalObject, lastEventIdValue); + RETURN_IF_EXCEPTION(throwScope, { }); + } else + result.lastEventId = emptyString(); + JSValue originValue; + if (isNullOrUndefined) + originValue = jsUndefined(); + else { + originValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "origin")); + RETURN_IF_EXCEPTION(throwScope, { }); + } + if (!originValue.isUndefined()) { + result.origin = convert<IDLUSVString>(lexicalGlobalObject, originValue); + RETURN_IF_EXCEPTION(throwScope, { }); + } else + result.origin = emptyString(); + JSValue portsValue; + if (isNullOrUndefined) + portsValue = jsUndefined(); + else { + portsValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "ports")); + RETURN_IF_EXCEPTION(throwScope, { }); + } + if (!portsValue.isUndefined()) { + result.ports = convert<IDLSequence<IDLInterface<MessagePort>>>(lexicalGlobalObject, portsValue); + RETURN_IF_EXCEPTION(throwScope, { }); + } else + result.ports = Converter<IDLSequence<IDLInterface<MessagePort>>>::ReturnType{ }; + JSValue sourceValue; + if (isNullOrUndefined) + sourceValue = jsUndefined(); + else { + sourceValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "source")); + RETURN_IF_EXCEPTION(throwScope, { }); + } + if (!sourceValue.isUndefined()) { + result.source = convert<IDLNullable<IDLUnion<IDLInterface<WindowProxy>, IDLInterface<MessagePort>, IDLInterface<ServiceWorker>>>>(lexicalGlobalObject, sourceValue); + RETURN_IF_EXCEPTION(throwScope, { }); + } else + result.source = std::nullopt; + return result; +} + +// Functions + +static JSC_DECLARE_HOST_FUNCTION(jsMessageEventPrototypeFunction_initMessageEvent); + +// Attributes + +static JSC_DECLARE_CUSTOM_GETTER(jsMessageEventConstructor); +static JSC_DECLARE_CUSTOM_GETTER(jsMessageEvent_origin); +static JSC_DECLARE_CUSTOM_GETTER(jsMessageEvent_lastEventId); +static JSC_DECLARE_CUSTOM_GETTER(jsMessageEvent_source); +static JSC_DECLARE_CUSTOM_GETTER(jsMessageEvent_data); +static JSC_DECLARE_CUSTOM_GETTER(jsMessageEvent_ports); + +class JSMessageEventPrototype final : public JSC::JSNonFinalObject { +public: + using Base = JSC::JSNonFinalObject; + static JSMessageEventPrototype* create(JSC::VM& vm, JSDOMGlobalObject* globalObject, JSC::Structure* structure) + { + JSMessageEventPrototype* ptr = new (NotNull, JSC::allocateCell<JSMessageEventPrototype>(vm)) JSMessageEventPrototype(vm, globalObject, structure); + ptr->finishCreation(vm); + return ptr; + } + + DECLARE_INFO; + template<typename CellType, JSC::SubspaceAccess> + static JSC::GCClient::IsoSubspace* subspaceFor(JSC::VM& vm) + { + STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(JSMessageEventPrototype, Base); + return &vm.plainObjectSpace(); + } + static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::JSValue prototype) + { + return JSC::Structure::create(vm, globalObject, prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), info()); + } + +private: + JSMessageEventPrototype(JSC::VM& vm, JSC::JSGlobalObject*, JSC::Structure* structure) + : JSC::JSNonFinalObject(vm, structure) + { + } + + void finishCreation(JSC::VM&); +}; +STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(JSMessageEventPrototype, JSMessageEventPrototype::Base); + +using JSMessageEventDOMConstructor = JSDOMConstructor<JSMessageEvent>; + +template<> EncodedJSValue JSC_HOST_CALL_ATTRIBUTES JSMessageEventDOMConstructor::construct(JSGlobalObject* lexicalGlobalObject, CallFrame* callFrame) +{ + VM& vm = lexicalGlobalObject->vm(); + auto throwScope = DECLARE_THROW_SCOPE(vm); + auto* castedThis = jsCast<JSMessageEventDOMConstructor*>(callFrame->jsCallee()); + ASSERT(castedThis); + if (UNLIKELY(callFrame->argumentCount() < 1)) + return throwVMError(lexicalGlobalObject, throwScope, createNotEnoughArgumentsError(lexicalGlobalObject)); + EnsureStillAliveScope argument0 = callFrame->uncheckedArgument(0); + auto type = convert<IDLDOMString>(*lexicalGlobalObject, argument0.value()); + RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); + EnsureStillAliveScope argument1 = callFrame->argument(1); + auto eventInitDict = convert<IDLDictionary<MessageEvent::Init>>(*lexicalGlobalObject, argument1.value()); + RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); + auto object = MessageEvent::create(WTFMove(type), WTFMove(eventInitDict)); + if constexpr (IsExceptionOr<decltype(object)>) + RETURN_IF_EXCEPTION(throwScope, { }); + static_assert(TypeOrExceptionOrUnderlyingType<decltype(object)>::isRef); + auto jsValue = toJSNewlyCreated<IDLInterface<MessageEvent>>(*lexicalGlobalObject, *castedThis->globalObject(), throwScope, WTFMove(object)); + if constexpr (IsExceptionOr<decltype(object)>) + RETURN_IF_EXCEPTION(throwScope, { }); + setSubclassStructureIfNeeded<MessageEvent>(lexicalGlobalObject, callFrame, asObject(jsValue)); + RETURN_IF_EXCEPTION(throwScope, { }); + return JSValue::encode(jsValue); +} +JSC_ANNOTATE_HOST_FUNCTION(JSMessageEventDOMConstructorConstruct, JSMessageEventDOMConstructor::construct); + +template<> const ClassInfo JSMessageEventDOMConstructor::s_info = { "MessageEvent"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSMessageEventDOMConstructor) }; + +template<> JSValue JSMessageEventDOMConstructor::prototypeForStructure(JSC::VM& vm, const JSDOMGlobalObject& globalObject) +{ + return JSEvent::getConstructor(vm, &globalObject); +} + +template<> void JSMessageEventDOMConstructor::initializeProperties(VM& vm, JSDOMGlobalObject& globalObject) +{ + putDirect(vm, vm.propertyNames->length, jsNumber(1), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum); + JSString* nameString = jsNontrivialString(vm, "MessageEvent"_s); + m_originalName.set(vm, this, nameString); + putDirect(vm, vm.propertyNames->name, nameString, JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum); + putDirect(vm, vm.propertyNames->prototype, JSMessageEvent::prototype(vm, globalObject), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::DontDelete); +} + +/* Hash table for prototype */ + +static const HashTableValue JSMessageEventPrototypeTableValues[] = +{ + { "constructor", static_cast<unsigned>(JSC::PropertyAttribute::DontEnum), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsMessageEventConstructor), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } }, + { "origin", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsMessageEvent_origin), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } }, + { "lastEventId", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsMessageEvent_lastEventId), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } }, + { "source", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsMessageEvent_source), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } }, + { "data", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsMessageEvent_data), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } }, + { "ports", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsMessageEvent_ports), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } }, + { "initMessageEvent", static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { (intptr_t)static_cast<RawNativeFunction>(jsMessageEventPrototypeFunction_initMessageEvent), (intptr_t) (1) } }, +}; + +const ClassInfo JSMessageEventPrototype::s_info = { "MessageEvent"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSMessageEventPrototype) }; + +void JSMessageEventPrototype::finishCreation(VM& vm) +{ + Base::finishCreation(vm); + reifyStaticProperties(vm, JSMessageEvent::info(), JSMessageEventPrototypeTableValues, *this); + JSC_TO_STRING_TAG_WITHOUT_TRANSITION(); +} + +const ClassInfo JSMessageEvent::s_info = { "MessageEvent"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSMessageEvent) }; + +JSMessageEvent::JSMessageEvent(Structure* structure, JSDOMGlobalObject& globalObject, Ref<MessageEvent>&& impl) + : JSEvent(structure, globalObject, WTFMove(impl)) +{ +} + +void JSMessageEvent::finishCreation(VM& vm) +{ + Base::finishCreation(vm); + ASSERT(inherits(vm, info())); + + static_assert(!std::is_base_of<ActiveDOMObject, MessageEvent>::value, "Interface is not marked as [ActiveDOMObject] even though implementation class subclasses ActiveDOMObject."); + + vm.heap.reportExtraMemoryAllocated(wrapped().memoryCost()); +} + +JSObject* JSMessageEvent::createPrototype(VM& vm, JSDOMGlobalObject& globalObject) +{ + return JSMessageEventPrototype::create(vm, &globalObject, JSMessageEventPrototype::createStructure(vm, &globalObject, JSEvent::prototype(vm, globalObject))); +} + +JSObject* JSMessageEvent::prototype(VM& vm, JSDOMGlobalObject& globalObject) +{ + return getDOMPrototype<JSMessageEvent>(vm, globalObject); +} + +JSValue JSMessageEvent::getConstructor(VM& vm, const JSGlobalObject* globalObject) +{ + return getDOMConstructor<JSMessageEventDOMConstructor, DOMConstructorID::MessageEvent>(vm, *jsCast<const JSDOMGlobalObject*>(globalObject)); +} + +JSC_DEFINE_CUSTOM_GETTER(jsMessageEventConstructor, (JSGlobalObject* lexicalGlobalObject, EncodedJSValue thisValue, PropertyName)) +{ + VM& vm = JSC::getVM(lexicalGlobalObject); + auto throwScope = DECLARE_THROW_SCOPE(vm); + auto* prototype = jsDynamicCast<JSMessageEventPrototype*>(vm, JSValue::decode(thisValue)); + if (UNLIKELY(!prototype)) + return throwVMTypeError(lexicalGlobalObject, throwScope); + return JSValue::encode(JSMessageEvent::getConstructor(JSC::getVM(lexicalGlobalObject), prototype->globalObject())); +} + +static inline JSValue jsMessageEvent_originGetter(JSGlobalObject& lexicalGlobalObject, JSMessageEvent& thisObject) +{ + auto& vm = JSC::getVM(&lexicalGlobalObject); + auto throwScope = DECLARE_THROW_SCOPE(vm); + auto& impl = thisObject.wrapped(); + RELEASE_AND_RETURN(throwScope, (toJS<IDLUSVString>(lexicalGlobalObject, throwScope, impl.origin()))); +} + +JSC_DEFINE_CUSTOM_GETTER(jsMessageEvent_origin, (JSGlobalObject* lexicalGlobalObject, EncodedJSValue thisValue, PropertyName attributeName)) +{ + return IDLAttribute<JSMessageEvent>::get<jsMessageEvent_originGetter, CastedThisErrorBehavior::Assert>(*lexicalGlobalObject, thisValue, attributeName); +} + +static inline JSValue jsMessageEvent_lastEventIdGetter(JSGlobalObject& lexicalGlobalObject, JSMessageEvent& thisObject) +{ + auto& vm = JSC::getVM(&lexicalGlobalObject); + auto throwScope = DECLARE_THROW_SCOPE(vm); + auto& impl = thisObject.wrapped(); + RELEASE_AND_RETURN(throwScope, (toJS<IDLDOMString>(lexicalGlobalObject, throwScope, impl.lastEventId()))); +} + +JSC_DEFINE_CUSTOM_GETTER(jsMessageEvent_lastEventId, (JSGlobalObject* lexicalGlobalObject, EncodedJSValue thisValue, PropertyName attributeName)) +{ + return IDLAttribute<JSMessageEvent>::get<jsMessageEvent_lastEventIdGetter, CastedThisErrorBehavior::Assert>(*lexicalGlobalObject, thisValue, attributeName); +} + +static inline JSValue jsMessageEvent_sourceGetter(JSGlobalObject& lexicalGlobalObject, JSMessageEvent& thisObject) +{ + auto& vm = JSC::getVM(&lexicalGlobalObject); + auto throwScope = DECLARE_THROW_SCOPE(vm); + auto& impl = thisObject.wrapped(); + RELEASE_AND_RETURN(throwScope, (toJS<IDLNullable<IDLUnion<IDLInterface<WindowProxy>, IDLInterface<MessagePort>, IDLInterface<ServiceWorker>>>>(lexicalGlobalObject, *thisObject.globalObject(), throwScope, impl.source()))); +} + +JSC_DEFINE_CUSTOM_GETTER(jsMessageEvent_source, (JSGlobalObject* lexicalGlobalObject, EncodedJSValue thisValue, PropertyName attributeName)) +{ + return IDLAttribute<JSMessageEvent>::get<jsMessageEvent_sourceGetter, CastedThisErrorBehavior::Assert>(*lexicalGlobalObject, thisValue, attributeName); +} + +static inline JSValue jsMessageEvent_dataGetter(JSGlobalObject& lexicalGlobalObject, JSMessageEvent& thisObject) +{ + UNUSED_PARAM(lexicalGlobalObject); + return thisObject.data(lexicalGlobalObject); +} + +JSC_DEFINE_CUSTOM_GETTER(jsMessageEvent_data, (JSGlobalObject* lexicalGlobalObject, EncodedJSValue thisValue, PropertyName attributeName)) +{ + return IDLAttribute<JSMessageEvent>::get<jsMessageEvent_dataGetter, CastedThisErrorBehavior::Assert>(*lexicalGlobalObject, thisValue, attributeName); +} + +static inline JSValue jsMessageEvent_portsGetter(JSGlobalObject& lexicalGlobalObject, JSMessageEvent& thisObject) +{ + UNUSED_PARAM(lexicalGlobalObject); + return thisObject.ports(lexicalGlobalObject); +} + +JSC_DEFINE_CUSTOM_GETTER(jsMessageEvent_ports, (JSGlobalObject* lexicalGlobalObject, EncodedJSValue thisValue, PropertyName attributeName)) +{ + return IDLAttribute<JSMessageEvent>::get<jsMessageEvent_portsGetter, CastedThisErrorBehavior::Assert>(*lexicalGlobalObject, thisValue, attributeName); +} + +static inline JSC::EncodedJSValue jsMessageEventPrototypeFunction_initMessageEventBody(JSC::JSGlobalObject* lexicalGlobalObject, JSC::CallFrame* callFrame, typename IDLOperation<JSMessageEvent>::ClassParameter castedThis) +{ + auto& vm = JSC::getVM(lexicalGlobalObject); + auto throwScope = DECLARE_THROW_SCOPE(vm); + UNUSED_PARAM(throwScope); + UNUSED_PARAM(callFrame); + auto& impl = castedThis->wrapped(); + if (UNLIKELY(callFrame->argumentCount() < 1)) + return throwVMError(lexicalGlobalObject, throwScope, createNotEnoughArgumentsError(lexicalGlobalObject)); + EnsureStillAliveScope argument0 = callFrame->uncheckedArgument(0); + auto type = convert<IDLDOMString>(*lexicalGlobalObject, argument0.value()); + RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); + EnsureStillAliveScope argument1 = callFrame->argument(1); + auto bubbles = convert<IDLBoolean>(*lexicalGlobalObject, argument1.value()); + RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); + EnsureStillAliveScope argument2 = callFrame->argument(2); + auto cancelable = convert<IDLBoolean>(*lexicalGlobalObject, argument2.value()); + RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); + EnsureStillAliveScope argument3 = callFrame->argument(3); + auto data = argument3.value().isUndefined() ? jsNull() : convert<IDLAny>(*lexicalGlobalObject, argument3.value()); + RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); + EnsureStillAliveScope argument4 = callFrame->argument(4); + auto originArg = argument4.value().isUndefined() ? emptyString() : convert<IDLUSVString>(*lexicalGlobalObject, argument4.value()); + RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); + EnsureStillAliveScope argument5 = callFrame->argument(5); + auto lastEventId = argument5.value().isUndefined() ? emptyString() : convert<IDLDOMString>(*lexicalGlobalObject, argument5.value()); + RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); + EnsureStillAliveScope argument6 = callFrame->argument(6); + auto source = argument6.value().isUndefined() ? std::nullopt : convert<IDLNullable<IDLUnion<IDLInterface<WindowProxy>, IDLInterface<MessagePort>, IDLInterface<ServiceWorker>>>>(*lexicalGlobalObject, argument6.value()); + RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); + EnsureStillAliveScope argument7 = callFrame->argument(7); + auto messagePorts = argument7.value().isUndefined() ? Converter<IDLSequence<IDLInterface<MessagePort>>>::ReturnType{ } : convert<IDLSequence<IDLInterface<MessagePort>>>(*lexicalGlobalObject, argument7.value()); + RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); + RELEASE_AND_RETURN(throwScope, JSValue::encode(toJS<IDLUndefined>(*lexicalGlobalObject, throwScope, [&]() -> decltype(auto) { return impl.initMessageEvent(WTFMove(type), WTFMove(bubbles), WTFMove(cancelable), WTFMove(data), WTFMove(originArg), WTFMove(lastEventId), WTFMove(source), WTFMove(messagePorts)); }))); +} + +JSC_DEFINE_HOST_FUNCTION(jsMessageEventPrototypeFunction_initMessageEvent, (JSGlobalObject* lexicalGlobalObject, CallFrame* callFrame)) +{ + return IDLOperation<JSMessageEvent>::call<jsMessageEventPrototypeFunction_initMessageEventBody>(*lexicalGlobalObject, *callFrame, "initMessageEvent"); +} + +JSC::GCClient::IsoSubspace* JSMessageEvent::subspaceForImpl(JSC::VM& vm) +{ + return WebCore::subspaceForImpl<JSMessageEvent, UseCustomHeapCellType::No>(vm, + [] (auto& spaces) { return spaces.m_clientSubspaceForMessageEvent.get(); }, + [] (auto& spaces, auto&& space) { spaces.m_clientSubspaceForMessageEvent = WTFMove(space); }, + [] (auto& spaces) { return spaces.m_subspaceForMessageEvent.get(); }, + [] (auto& spaces, auto&& space) { spaces.m_subspaceForMessageEvent = WTFMove(space); } + ); +} + +template<typename Visitor> +void JSMessageEvent::visitChildrenImpl(JSCell* cell, Visitor& visitor) +{ + auto* thisObject = jsCast<JSMessageEvent*>(cell); + ASSERT_GC_OBJECT_INHERITS(thisObject, info()); + Base::visitChildren(thisObject, visitor); + thisObject->visitAdditionalChildren(visitor); + visitor.reportExtraMemoryVisited(thisObject->wrapped().memoryCost()); +} + +DEFINE_VISIT_CHILDREN(JSMessageEvent); + +template<typename Visitor> +void JSMessageEvent::visitOutputConstraints(JSCell* cell, Visitor& visitor) +{ + auto* thisObject = jsCast<JSMessageEvent*>(cell); + ASSERT_GC_OBJECT_INHERITS(thisObject, info()); + Base::visitOutputConstraints(thisObject, visitor); + thisObject->visitAdditionalChildren(visitor); +} + +template void JSMessageEvent::visitOutputConstraints(JSCell*, AbstractSlotVisitor&); +template void JSMessageEvent::visitOutputConstraints(JSCell*, SlotVisitor&); +size_t JSMessageEvent::estimatedSize(JSCell* cell, VM& vm) +{ + auto* thisObject = jsCast<JSMessageEvent*>(cell); + return Base::estimatedSize(thisObject, vm) + thisObject->wrapped().memoryCost(); +} + +void JSMessageEvent::analyzeHeap(JSCell* cell, HeapAnalyzer& analyzer) +{ + auto* thisObject = jsCast<JSMessageEvent*>(cell); + analyzer.setWrappedObjectForCell(cell, &thisObject->wrapped()); + if (thisObject->scriptExecutionContext()) + analyzer.setLabelForCell(cell, "url " + thisObject->scriptExecutionContext()->url().string()); + Base::analyzeHeap(cell, analyzer); +} + +#if ENABLE(BINDING_INTEGRITY) +#if PLATFORM(WIN) +#pragma warning(disable: 4483) +extern "C" { extern void (*const __identifier("??_7MessageEvent@WebCore@@6B@")[])(); } +#else +extern "C" { extern void* _ZTVN7WebCore12MessageEventE[]; } +#endif +#endif + +JSC::JSValue toJSNewlyCreated(JSC::JSGlobalObject*, JSDOMGlobalObject* globalObject, Ref<MessageEvent>&& impl) +{ + + if constexpr (std::is_polymorphic_v<MessageEvent>) { +#if ENABLE(BINDING_INTEGRITY) + const void* actualVTablePointer = getVTablePointer(impl.ptr()); +#if PLATFORM(WIN) + void* expectedVTablePointer = __identifier("??_7MessageEvent@WebCore@@6B@"); +#else + void* expectedVTablePointer = &_ZTVN7WebCore12MessageEventE[2]; +#endif + + // If you hit this assertion you either have a use after free bug, or + // MessageEvent has subclasses. If MessageEvent has subclasses that get passed + // to toJS() we currently require MessageEvent you to opt out of binding hardening + // by adding the SkipVTableValidation attribute to the interface IDL definition + RELEASE_ASSERT(actualVTablePointer == expectedVTablePointer); +#endif + } + return createWrapper<MessageEvent>(globalObject, WTFMove(impl)); +} + +JSC::JSValue toJS(JSC::JSGlobalObject* lexicalGlobalObject, JSDOMGlobalObject* globalObject, MessageEvent& impl) +{ + return wrap(lexicalGlobalObject, globalObject, impl); +} + + +} |