/* 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 "JSErrorEvent.h" #include "ZigGlobalObject.h" #include "ActiveDOMObject.h" #include "ExtendedDOMClientIsoSubspaces.h" #include "ExtendedDOMIsoSubspaces.h" #include "JSDOMAttribute.h" #include "JSDOMBinding.h" #include "JSDOMConstructor.h" #include "JSDOMConvertAny.h" #include "JSDOMConvertBoolean.h" #include "JSDOMConvertInterface.h" #include "JSDOMConvertNumbers.h" #include "JSDOMConvertStrings.h" #include "JSDOMExceptionHandling.h" #include "JSDOMGlobalObjectInlines.h" #include "JSDOMWrapperCache.h" #include "ScriptExecutionContext.h" #include "WebCoreJSClientData.h" #include #include #include #include #include #include #include #include namespace WebCore { using namespace JSC; template<> ErrorEvent::Init convertDictionary(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 {}; } ErrorEvent::Init result; JSValue bubblesValue; if (isNullOrUndefined) bubblesValue = jsUndefined(); else { bubblesValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "bubbles"_s)); RETURN_IF_EXCEPTION(throwScope, {}); } if (!bubblesValue.isUndefined()) { result.bubbles = convert(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"_s)); RETURN_IF_EXCEPTION(throwScope, {}); } if (!cancelableValue.isUndefined()) { result.cancelable = convert(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"_s)); RETURN_IF_EXCEPTION(throwScope, {}); } if (!composedValue.isUndefined()) { result.composed = convert(lexicalGlobalObject, composedValue); RETURN_IF_EXCEPTION(throwScope, {}); } else result.composed = false; JSValue colnoValue; if (isNullOrUndefined) colnoValue = jsUndefined(); else { colnoValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "colno"_s)); RETURN_IF_EXCEPTION(throwScope, {}); } if (!colnoValue.isUndefined()) { result.colno = convert(lexicalGlobalObject, colnoValue); RETURN_IF_EXCEPTION(throwScope, {}); } else result.colno = 0; JSValue errorValue; if (isNullOrUndefined) errorValue = jsUndefined(); else { errorValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "error"_s)); RETURN_IF_EXCEPTION(throwScope, {}); } if (!errorValue.isUndefined()) { result.error = convert(lexicalGlobalObject, errorValue); RETURN_IF_EXCEPTION(throwScope, {}); } else result.error = jsNull(); JSValue filenameValue; if (isNullOrUndefined) filenameValue = jsUndefined(); else { filenameValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "filename"_s)); RETURN_IF_EXCEPTION(throwScope, {}); } if (!filenameValue.isUndefined()) { result.filename = convert(lexicalGlobalObject, filenameValue); RETURN_IF_EXCEPTION(throwScope, {}); } else result.filename = emptyString(); JSValue linenoValue; if (isNullOrUndefined) linenoValue = jsUndefined(); else { linenoValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "lineno"_s)); RETURN_IF_EXCEPTION(throwScope, {}); } if (!linenoValue.isUndefined()) { result.lineno = convert(lexicalGlobalObject, linenoValue); RETURN_IF_EXCEPTION(throwScope, {}); } else result.lineno = 0; JSValue messageValue; if (isNullOrUndefined) messageValue = jsUndefined(); else { messageValue = object->get(&lexicalGlobalObject, Identifier::fromString(vm, "message"_s)); RETURN_IF_EXCEPTION(throwScope, {}); } if (!messageValue.isUndefined()) { result.message = convert(lexicalGlobalObject, messageValue); RETURN_IF_EXCEPTION(throwScope, {}); } else result.message = emptyString(); return result; } // Attributes static JSC_DECLARE_CUSTOM_GETTER(jsErrorEventConstructor); static JSC_DECLARE_CUSTOM_GETTER(jsErrorEvent_message); static JSC_DECLARE_CUSTOM_GETTER(jsErrorEvent_filename); static JSC_DECLARE_CUSTOM_GETTER(jsErrorEvent_lineno); static JSC_DECLARE_CUSTOM_GETTER(jsErrorEvent_colno); static JSC_DECLARE_CUSTOM_GETTER(jsErrorEvent_error); class JSErrorEventPrototype final : public JSC::JSNonFinalObject { public: using Base = JSC::JSNonFinalObject; static JSErrorEventPrototype* create(JSC::VM& vm, JSDOMGlobalObject* globalObject, JSC::Structure* structure) { JSErrorEventPrototype* ptr = new (NotNull, JSC::allocateCell(vm)) JSErrorEventPrototype(vm, globalObject, structure); ptr->finishCreation(vm); return ptr; } DECLARE_INFO; template static JSC::GCClient::IsoSubspace* subspaceFor(JSC::VM& vm) { STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(JSErrorEventPrototype, 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: JSErrorEventPrototype(JSC::VM& vm, JSC::JSGlobalObject*, JSC::Structure* structure) : JSC::JSNonFinalObject(vm, structure) { } void finishCreation(JSC::VM&); }; STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(JSErrorEventPrototype, JSErrorEventPrototype::Base); using JSErrorEventDOMConstructor = JSDOMConstructor; template<> EncodedJSValue JSC_HOST_CALL_ATTRIBUTES JSErrorEventDOMConstructor::construct(JSGlobalObject* lexicalGlobalObject, CallFrame* callFrame) { VM& vm = lexicalGlobalObject->vm(); auto throwScope = DECLARE_THROW_SCOPE(vm); auto* castedThis = jsCast(callFrame->jsCallee()); ASSERT(castedThis); if (UNLIKELY(callFrame->argumentCount() < 1)) return throwVMError(lexicalGlobalObject, throwScope, createNotEnoughArgumentsError(lexicalGlobalObject)); EnsureStillAliveScope argument0 = callFrame->uncheckedArgument(0); auto type = convert>(*lexicalGlobalObject, argument0.value()); RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); EnsureStillAliveScope argument1 = callFrame->argument(1); auto eventInitDict = convert>(*lexicalGlobalObject, argument1.value()); RETURN_IF_EXCEPTION(throwScope, encodedJSValue()); auto object = ErrorEvent::create(type, WTFMove(eventInitDict)); if constexpr (IsExceptionOr) RETURN_IF_EXCEPTION(throwScope, {}); static_assert(TypeOrExceptionOrUnderlyingType::isRef); auto jsValue = toJSNewlyCreated>(*lexicalGlobalObject, *castedThis->globalObject(), throwScope, WTFMove(object)); if constexpr (IsExceptionOr) RETURN_IF_EXCEPTION(throwScope, {}); setSubclassStructureIfNeeded(lexicalGlobalObject, callFrame, asObject(jsValue)); RETURN_IF_EXCEPTION(throwScope, {}); return JSValue::encode(jsValue); } JSC_ANNOTATE_HOST_FUNCTION(JSErrorEventDOMConstructorConstruct, JSErrorEventDOMConstructor::construct); template<> const ClassInfo JSErrorEventDOMConstructor::s_info = { "ErrorEvent"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSErrorEventDOMConstructor) }; template<> JSValue JSErrorEventDOMConstructor::prototypeForStructure(JSC::VM& vm, const JSDOMGlobalObject& globalObject) { return JSEvent::getConstructor(vm, &globalObject); } template<> void JSErrorEventDOMConstructor::initializeProperties(VM& vm, JSDOMGlobalObject& globalObject) { putDirect(vm, vm.propertyNames->length, jsNumber(1), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum); JSString* nameString = jsNontrivialString(vm, "ErrorEvent"_s); m_originalName.set(vm, this, nameString); putDirect(vm, vm.propertyNames->name, nameString, JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum); putDirect(vm, vm.propertyNames->prototype, JSErrorEvent::prototype(vm, globalObject), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum | JSC::PropertyAttribute::DontDelete); } /* Hash table for prototype */ static const HashTableValue JSErrorEventPrototypeTableValues[] = { { "constructor"_s, static_cast(JSC::PropertyAttribute::DontEnum), NoIntrinsic, { (intptr_t) static_cast(jsErrorEventConstructor), (intptr_t) static_cast(0) } }, { "message"_s, static_cast(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t) static_cast(jsErrorEvent_message), (intptr_t) static_cast(0) } }, { "filename"_s, static_cast(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t) static_cast(jsErrorEvent_filename), (intptr_t) static_cast(0) } }, { "lineno"_s, static_cast(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t) static_cast(jsErrorEvent_lineno), (intptr_t) static_cast(0) } }, { "colno"_s, static_cast(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t) static_cast(jsErrorEvent_colno), (intptr_t) static_cast(0) } }, { "error"_s, static_cast(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t) static_cast(jsErrorEvent_error), (intptr_t) static_cast(0) } }, }; const ClassInfo JSErrorEventPrototype::s_info = { "ErrorEvent"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSErrorEventPrototype) }; void JSErrorEventPrototype::finishCreation(VM& vm) { Base::finishCreation(vm); reifyStaticProperties(vm, JSErrorEvent::info(), JSErrorEventPrototypeTableValues, *this); JSC_TO_STRING_TAG_WITHOUT_TRANSITION(); } const ClassInfo JSErrorEvent::s_info = { "ErrorEvent"_s, &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSErrorEvent) }; JSErrorEvent::JSErrorEvent(Structure* structure, JSDOMGlobalObject& globalObject, Ref&& impl) : JSEvent(structure, globalObject, WTFMove(impl)) { } void JSErrorEvent::finishCreation(VM& vm) { Base::finishCreation(vm); ASSERT(inherits(info())); // static_assert(!std::is_base_of::value, "Interface is not marked as [ActiveDOMObject] even though implementation class subclasses ActiveDOMObject."); } JSObject* JSErrorEvent::createPrototype(VM& vm, JSDOMGlobalObject& globalObject) { return JSErrorEventPrototype::create(vm, &globalObject, JSErrorEventPrototype::createStructure(vm, &globalObject, JSEvent::prototype(vm, globalObject))); } JSObject* JSErrorEvent::prototype(VM& vm, JSDOMGlobalObject& globalObject) { return getDOMPrototype(vm, globalObject); } JSValue JSErrorEvent::getConstructor(VM& vm, const JSGlobalObject* globalObject) { return getDOMConstructor(vm, *jsCast(globalObject)); } JSC_DEFINE_CUSTOM_GETTER(jsErrorEventConstructor, (JSGlobalObject * lexicalGlobalObject, EncodedJSValue thisValue, PropertyName)) { VM& vm = JSC::getVM(lexicalGlobalObject); auto throwScope = DECLARE_THROW_SCOPE(vm); auto* prototype = jsDynamicCast(JSValue::decode(thisValue)); if (UNLIKELY(!prototype)) return throwVMTypeError(lexicalGlobalObject, throwScope); return JSValue::encode(JSErrorEvent::getConstructor(JSC::getVM(lexicalGlobalObject), prototype->globalObject())); } static inline JSValue jsErrorEvent_messageGetter(JSGlobalObject& lexicalGlobalObject, JSErrorEvent& thisObject) { auto& vm = JSC::getVM(&lexicalGlobalObject); auto throwScope = DECLARE_THROW_SCOPE(vm); auto& impl = thisObject.wrapped(); RELEASE_AND_RETURN(throwScope, (toJS(lexicalGlobalObject, throwScope, impl.message()))); } JSC_DEFINE_CUSTOM_GETTER(jsErrorEvent_message, (JSGlobalObject * lexicalGlobalObject, EncodedJSValue thisValue, PropertyName attributeName)) { return IDLAttribute::get(*lexicalGlobalObject, thisValue, attributeName); } static inline JSValue jsErrorEvent_filenameGetter(JSGlobalObject& lexicalGlobalObject, JSErrorEvent& thisObject) { auto& vm = JSC::getVM(&lexicalGlobalObject); auto throwScope = DECLARE_THROW_SCOPE(vm); auto& impl = thisObject.wrapped(); RELEASE_AND_RETURN(throwScope, (toJS(lexicalGlobalObject, throwScope, impl.filename()))); } JSC_DEFINE_CUSTOM_GETTER(jsErrorEvent_filename, (JSGlobalObject * lexicalGlobalObject, EncodedJSValue thisValue, PropertyName attributeName)) { return IDLAttribute::get(*lexicalGlobalObject, thisValue, attributeName); } static inline JSValue jsErrorEvent_linenoGetter(JSGlobalObject& lexicalGlobalObject, JSErrorEvent& thisObject) { auto& vm = JSC::getVM(&lexicalGlobalObject); auto throwScope = DECLARE_THROW_SCOPE(vm); auto& impl = thisObject.wrapped(); RELEASE_AND_RETURN(throwScope, (toJS(lexicalGlobalObject, throwScope, impl.lineno()))); } JSC_DEFINE_CUSTOM_GETTER(jsErrorEvent_lineno, (JSGlobalObject * lexicalGlobalObject, EncodedJSValue thisValue, PropertyName attributeName)) { return IDLAttribute::get(*lexicalGlobalObject, thisValue, attributeName); } static inline JSValue jsErrorEvent_colnoGetter(JSGlobalObject& lexicalGlobalObject, JSErrorEvent& thisObject) { auto& vm = JSC::getVM(&lexicalGlobalObject); auto throwScope = DECLARE_THROW_SCOPE(vm); auto& impl = thisObject.wrapped(); RELEASE_AND_RETURN(throwScope, (toJS(lexicalGlobalObject, throwScope, impl.colno()))); } JSC_DEFINE_CUSTOM_GETTER(jsErrorEvent_colno, (JSGlobalObject * lexicalGlobalObject, EncodedJSValue thisValue, PropertyName attributeName)) { return IDLAttribute::get(*lexicalGlobalObject, thisValue, attributeName); } static inline JSValue jsErrorEvent_errorGetter(JSGlobalObject& lexicalGlobalObject, JSErrorEvent& thisObject) { auto& vm = JSC::getVM(&lexicalGlobalObject); auto throwScope = DECLARE_THROW_SCOPE(vm); auto& impl = thisObject.wrapped(); RELEASE_AND_RETURN(throwScope, (toJS(lexicalGlobalObject, throwScope, impl.error(*jsCast(&lexicalGlobalObject))))); } JSC_DEFINE_CUSTOM_GETTER(jsErrorEvent_error, (JSGlobalObject * lexicalGlobalObject, EncodedJSValue thisValue, PropertyName attributeName)) { return IDLAttribute::get(*lexicalGlobalObject, thisValue, attributeName); } JSC::GCClient::IsoSubspace* JSErrorEvent::subspaceForImpl(JSC::VM& vm) { return WebCore::subspaceForImpl( vm, [](auto& spaces) { return spaces.m_clientSubspaceForErrorEvent.get(); }, [](auto& spaces, auto&& space) { spaces.m_clientSubspaceForErrorEvent = WTFMove(space); }, [](auto& spaces) { return spaces.m_subspaceForErrorEvent.get(); }, [](auto& spaces, auto&& space) { spaces.m_subspaceForErrorEvent = WTFMove(space); }); } template void JSErrorEvent::visitChildrenImpl(JSCell* cell, Visitor& visitor) { auto* thisObject = jsCast(cell); ASSERT_GC_OBJECT_INHERITS(thisObject, info()); Base::visitChildren(thisObject, visitor); thisObject->visitAdditionalChildren(visitor); } DEFINE_VISIT_CHILDREN(JSErrorEvent); template void JSErrorEvent::visitOutputConstraints(JSCell* cell, Visitor& visitor) { auto* thisObject = jsCast(cell); ASSERT_GC_OBJECT_INHERITS(thisObject, info()); Base::visitOutputConstraints(thisObject, visitor); thisObject->visitAdditionalChildren(visitor); } template void JSErrorEvent::visitOutputConstraints(JSCell*, AbstractSlotVisitor&); template void JSErrorEvent::visitOutputConstraints(JSCell*, SlotVisitor&); void JSErrorEvent::analyzeHeap(JSCell* cell, HeapAnalyzer& analyzer) { auto* thisObject = jsCast(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("??_7ErrorEvent@WebCore@@6B@")[])(); // } // #else // extern "C" { // extern void* _ZTVN7WebCore10ErrorEventE[]; // } // #endif // #endif JSC::JSValue toJSNewlyCreated(JSC::JSGlobalObject*, JSDOMGlobalObject* globalObject, Ref&& impl) { // if constexpr (std::is_polymorphic_v) { // #if ENABLE(BINDING_INTEGRITY) // const void* actualVTablePointer = getVTablePointer(impl.ptr()); // #if PLATFORM(WIN) // void* expectedVTablePointer = __identifier("??_7ErrorEvent@WebCore@@6B@"); // #else // void* expectedVTablePointer = &_ZTVN7WebCore10ErrorEventE[2]; // #endif // // If you hit this assertion you either have a use after free bug, or // // ErrorEvent has subclasses. If ErrorEvent has subclasses that get passed // // to toJS() we currently require ErrorEvent you to opt out of binding hardening // // by adding the SkipVTableValidation attribute to the interface IDL definition // RELEASE_ASSERT(actualVTablePointer == expectedVTablePointer); // #endif return createWrapper(globalObject, WTFMove(impl)); } JSC::JSValue toJS(JSC::JSGlobalObject* lexicalGlobalObject, JSDOMGlobalObject* globalObject, ErrorEvent& impl) { return wrap(lexicalGlobalObject, globalObject, impl); } }