Source/WebCore/bindings/scripts/test/JS/JSTestEventTarget.cpp

/*
    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 "JSTestEventTarget.h"

#include "ActiveDOMObject.h"
#include "DOMIsoSubspaces.h"
#include "JSDOMAbstractOperations.h"
#include "JSDOMBinding.h"
#include "JSDOMConstructorNotConstructable.h"
#include "JSDOMConvertInterface.h"
#include "JSDOMConvertNumbers.h"
#include "JSDOMExceptionHandling.h"
#include "JSDOMGlobalObject.h"
#include "JSDOMOperation.h"
#include "JSDOMWrapperCache.h"
#include "JSNode.h"
#include "ScriptExecutionContext.h"
#include "WebCoreJSClientData.h"
#include <JavaScriptCore/HeapAnalyzer.h>
#include <JavaScriptCore/JSCInlines.h>
#include <JavaScriptCore/JSDestructibleObjectHeapCellType.h>
#include <JavaScriptCore/PropertyNameArray.h>
#include <JavaScriptCore/SubspaceInlines.h>
#include <wtf/GetPtr.h>
#include <wtf/PointerPreparations.h>
#include <wtf/URL.h>


namespace WebCore {
using namespace JSC;

// Functions

JSC::EncodedJSValue JSC_HOST_CALL jsTestEventTargetPrototypeFunctionItem(JSC::JSGlobalObject*, JSC::CallFrame*);

// Attributes

JSC::EncodedJSValue jsTestEventTargetConstructor(JSC::JSGlobalObject*, JSC::EncodedJSValue, JSC::PropertyName);
bool setJSTestEventTargetConstructor(JSC::JSGlobalObject*, JSC::EncodedJSValue, JSC::EncodedJSValue);

class JSTestEventTargetPrototype final : public JSC::JSNonFinalObject {
public:
    using Base = JSC::JSNonFinalObject;
    static JSTestEventTargetPrototype* create(JSC::VM& vm, JSDOMGlobalObject* globalObject, JSC::Structure* structure)
    {
        JSTestEventTargetPrototype* ptr = new (NotNull, JSC::allocateCell<JSTestEventTargetPrototype>(vm.heap)) JSTestEventTargetPrototype(vm, globalObject, structure);
        ptr->finishCreation(vm);
        return ptr;
    }

    DECLARE_INFO;
    template<typename CellType, JSC::SubspaceAccess>
    static JSC::IsoSubspace* subspaceFor(JSC::VM& vm)
    {
        STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(JSTestEventTargetPrototype, 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:
    JSTestEventTargetPrototype(JSC::VM& vm, JSC::JSGlobalObject*, JSC::Structure* structure)
        : JSC::JSNonFinalObject(vm, structure)
    {
    }

    void finishCreation(JSC::VM&);
};
STATIC_ASSERT_ISO_SUBSPACE_SHARABLE(JSTestEventTargetPrototype, JSTestEventTargetPrototype::Base);

using JSTestEventTargetConstructor = JSDOMConstructorNotConstructable<JSTestEventTarget>;

template<> JSValue JSTestEventTargetConstructor::prototypeForStructure(JSC::VM& vm, const JSDOMGlobalObject& globalObject)
{
    return JSEventTarget::getConstructor(vm, &globalObject);
}

template<> void JSTestEventTargetConstructor::initializeProperties(VM& vm, JSDOMGlobalObject& globalObject)
{
    putDirect(vm, vm.propertyNames->prototype, JSTestEventTarget::prototype(vm, globalObject), JSC::PropertyAttribute::DontDelete | JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
    putDirect(vm, vm.propertyNames->name, jsNontrivialString(vm, String("TestEventTarget"_s)), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
    putDirect(vm, vm.propertyNames->length, jsNumber(0), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
}

template<> const ClassInfo JSTestEventTargetConstructor::s_info = { "TestEventTarget", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSTestEventTargetConstructor) };

/* Hash table for prototype */

static const HashTableValue JSTestEventTargetPrototypeTableValues[] =
{
    { "constructor", static_cast<unsigned>(JSC::PropertyAttribute::DontEnum), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsTestEventTargetConstructor), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSTestEventTargetConstructor) } },
    { "item", static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { (intptr_t)static_cast<RawNativeFunction>(jsTestEventTargetPrototypeFunctionItem), (intptr_t) (1) } },
};

const ClassInfo JSTestEventTargetPrototype::s_info = { "TestEventTargetPrototype", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSTestEventTargetPrototype) };

void JSTestEventTargetPrototype::finishCreation(VM& vm)
{
    Base::finishCreation(vm);
    reifyStaticProperties(vm, JSTestEventTarget::info(), JSTestEventTargetPrototypeTableValues, *this);
}

const ClassInfo JSTestEventTarget::s_info = { "TestEventTarget", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSTestEventTarget) };

JSTestEventTarget::JSTestEventTarget(Structure* structure, JSDOMGlobalObject& globalObject, Ref<TestEventTarget>&& impl)
    : JSEventTarget(structure, globalObject, WTFMove(impl))
{
}

void JSTestEventTarget::finishCreation(VM& vm)
{
    Base::finishCreation(vm);
    ASSERT(inherits(vm, info()));

    static_assert(!std::is_base_of<ActiveDOMObject, TestEventTarget>::value, "Interface is not marked as [ActiveDOMObject] even though implementation class subclasses ActiveDOMObject.");

}

JSObject* JSTestEventTarget::createPrototype(VM& vm, JSDOMGlobalObject& globalObject)
{
    return JSTestEventTargetPrototype::create(vm, &globalObject, JSTestEventTargetPrototype::createStructure(vm, &globalObject, JSEventTarget::prototype(vm, globalObject)));
}

JSObject* JSTestEventTarget::prototype(VM& vm, JSDOMGlobalObject& globalObject)
{
    return getDOMPrototype<JSTestEventTarget>(vm, globalObject);
}

JSValue JSTestEventTarget::getConstructor(VM& vm, const JSGlobalObject* globalObject)
{
    return getDOMConstructor<JSTestEventTargetConstructor>(vm, *jsCast<const JSDOMGlobalObject*>(globalObject));
}

bool JSTestEventTarget::getOwnPropertySlot(JSObject* object, JSGlobalObject* lexicalGlobalObject, PropertyName propertyName, PropertySlot& slot)
{
    auto* thisObject = jsCast<JSTestEventTarget*>(object);
    ASSERT_GC_OBJECT_INHERITS(thisObject, info());
    if (auto index = parseIndex(propertyName)) {
        if (index.value() < thisObject->wrapped().length()) {
            auto value = toJS<IDLInterface<Node>>(*lexicalGlobalObject, *thisObject->globalObject(), thisObject->wrapped().item(index.value()));
            slot.setValue(thisObject, static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly), value);
            return true;
        }
        return JSObject::getOwnPropertySlot(object, lexicalGlobalObject, propertyName, slot);
    }
    using GetterIDLType = IDLInterface<Node>;
    auto getterFunctor = [] (auto& thisObject, auto propertyName) -> Optional<typename GetterIDLType::ImplementationType> {
        auto result = thisObject.wrapped().namedItem(propertyNameToAtomString(propertyName));
        if (!GetterIDLType::isNullValue(result))
            return typename GetterIDLType::ImplementationType { GetterIDLType::extractValueFromNullable(result) };
        return WTF::nullopt;
    };
    if (auto namedProperty = accessVisibleNamedProperty<OverrideBuiltins::No>(*lexicalGlobalObject, *thisObject, propertyName, getterFunctor)) {
        auto value = toJS<IDLInterface<Node>>(*lexicalGlobalObject, *thisObject->globalObject(), WTFMove(namedProperty.value()));
        slot.setValue(thisObject, static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly), value);
        return true;
    }
    return JSObject::getOwnPropertySlot(object, lexicalGlobalObject, propertyName, slot);
}

bool JSTestEventTarget::getOwnPropertySlotByIndex(JSObject* object, JSGlobalObject* lexicalGlobalObject, unsigned index, PropertySlot& slot)
{
    VM& vm = JSC::getVM(lexicalGlobalObject);
    auto* thisObject = jsCast<JSTestEventTarget*>(object);
    ASSERT_GC_OBJECT_INHERITS(thisObject, info());
    if (LIKELY(index <= MAX_ARRAY_INDEX)) {
        if (index < thisObject->wrapped().length()) {
            auto value = toJS<IDLInterface<Node>>(*lexicalGlobalObject, *thisObject->globalObject(), thisObject->wrapped().item(index));
            slot.setValue(thisObject, static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly), value);
            return true;
        }
        return JSObject::getOwnPropertySlotByIndex(object, lexicalGlobalObject, index, slot);
    }
    auto propertyName = Identifier::from(vm, index);
    using GetterIDLType = IDLInterface<Node>;
    auto getterFunctor = [] (auto& thisObject, auto propertyName) -> Optional<typename GetterIDLType::ImplementationType> {
        auto result = thisObject.wrapped().namedItem(propertyNameToAtomString(propertyName));
        if (!GetterIDLType::isNullValue(result))
            return typename GetterIDLType::ImplementationType { GetterIDLType::extractValueFromNullable(result) };
        return WTF::nullopt;
    };
    if (auto namedProperty = accessVisibleNamedProperty<OverrideBuiltins::No>(*lexicalGlobalObject, *thisObject, propertyName, getterFunctor)) {
        auto value = toJS<IDLInterface<Node>>(*lexicalGlobalObject, *thisObject->globalObject(), WTFMove(namedProperty.value()));
        slot.setValue(thisObject, static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly), value);
        return true;
    }
    return JSObject::getOwnPropertySlotByIndex(object, lexicalGlobalObject, index, slot);
}

void JSTestEventTarget::getOwnPropertyNames(JSObject* object, JSGlobalObject* lexicalGlobalObject, PropertyNameArray& propertyNames, EnumerationMode mode)
{
    VM& vm = JSC::getVM(lexicalGlobalObject);
    auto* thisObject = jsCast<JSTestEventTarget*>(object);
    ASSERT_GC_OBJECT_INHERITS(object, info());
    for (unsigned i = 0, count = thisObject->wrapped().length(); i < count; ++i)
        propertyNames.add(Identifier::from(vm, i));
    for (auto& propertyName : thisObject->wrapped().supportedPropertyNames())
        propertyNames.add(Identifier::fromString(vm, propertyName));
    JSObject::getOwnPropertyNames(object, lexicalGlobalObject, propertyNames, mode);
}

template<> inline JSTestEventTarget* IDLOperation<JSTestEventTarget>::cast(JSGlobalObject& lexicalGlobalObject, CallFrame& callFrame)
{
    return jsDynamicCast<JSTestEventTarget*>(JSC::getVM(&lexicalGlobalObject), callFrame.thisValue());
}

EncodedJSValue jsTestEventTargetConstructor(JSGlobalObject* lexicalGlobalObject, EncodedJSValue thisValue, PropertyName)
{
    VM& vm = JSC::getVM(lexicalGlobalObject);
    auto throwScope = DECLARE_THROW_SCOPE(vm);
    auto* prototype = jsDynamicCast<JSTestEventTargetPrototype*>(vm, JSValue::decode(thisValue));
    if (UNLIKELY(!prototype))
        return throwVMTypeError(lexicalGlobalObject, throwScope);
    return JSValue::encode(JSTestEventTarget::getConstructor(JSC::getVM(lexicalGlobalObject), prototype->globalObject()));
}

bool setJSTestEventTargetConstructor(JSGlobalObject* lexicalGlobalObject, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
    VM& vm = JSC::getVM(lexicalGlobalObject);
    auto throwScope = DECLARE_THROW_SCOPE(vm);
    auto* prototype = jsDynamicCast<JSTestEventTargetPrototype*>(vm, JSValue::decode(thisValue));
    if (UNLIKELY(!prototype)) {
        throwVMTypeError(lexicalGlobalObject, throwScope);
        return false;
    }
    // Shadowing a built-in constructor
    return prototype->putDirect(vm, vm.propertyNames->constructor, JSValue::decode(encodedValue));
}

static inline JSC::EncodedJSValue jsTestEventTargetPrototypeFunctionItemBody(JSC::JSGlobalObject* lexicalGlobalObject, JSC::CallFrame* callFrame, typename IDLOperation<JSTestEventTarget>::ClassParameter castedThis, JSC::ThrowScope& throwScope)
{
    UNUSED_PARAM(lexicalGlobalObject);
    UNUSED_PARAM(callFrame);
    UNUSED_PARAM(throwScope);
    auto& impl = castedThis->wrapped();
    if (UNLIKELY(callFrame->argumentCount() < 1))
        return throwVMError(lexicalGlobalObject, throwScope, createNotEnoughArgumentsError(lexicalGlobalObject));
    EnsureStillAliveScope argument0 = callFrame->uncheckedArgument(0);
    auto index = convert<IDLUnsignedLong>(*lexicalGlobalObject, argument0.value());
    RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
    auto result = JSValue::encode(toJS<IDLInterface<Node>>(*lexicalGlobalObject, *castedThis->globalObject(), impl.item(WTFMove(index))));
    return result;
}

EncodedJSValue JSC_HOST_CALL jsTestEventTargetPrototypeFunctionItem(JSGlobalObject* lexicalGlobalObject, CallFrame* callFrame)
{
    return IDLOperation<JSTestEventTarget>::call<jsTestEventTargetPrototypeFunctionItemBody>(*lexicalGlobalObject, *callFrame, "item");
}

JSC::IsoSubspace* JSTestEventTarget::subspaceForImpl(JSC::VM& vm)
{
    auto& clientData = *static_cast<JSVMClientData*>(vm.clientData);
    auto& spaces = clientData.subspaces();
    if (auto* space = spaces.m_subspaceForTestEventTarget.get())
        return space;
    static_assert(std::is_base_of_v<JSC::JSDestructibleObject, JSTestEventTarget> || !JSTestEventTarget::needsDestruction);
    if constexpr (std::is_base_of_v<JSC::JSDestructibleObject, JSTestEventTarget>)
        spaces.m_subspaceForTestEventTarget = makeUnique<IsoSubspace> ISO_SUBSPACE_INIT(vm.heap, vm.destructibleObjectHeapCellType.get(), JSTestEventTarget);
    else
        spaces.m_subspaceForTestEventTarget = makeUnique<IsoSubspace> ISO_SUBSPACE_INIT(vm.heap, vm.cellHeapCellType.get(), JSTestEventTarget);
    auto* space = spaces.m_subspaceForTestEventTarget.get();
IGNORE_WARNINGS_BEGIN("unreachable-code")
IGNORE_WARNINGS_BEGIN("tautological-compare")
    if (&JSTestEventTarget::visitOutputConstraints != &JSC::JSCell::visitOutputConstraints)
        clientData.outputConstraintSpaces().append(space);
IGNORE_WARNINGS_END
IGNORE_WARNINGS_END
    return space;
}

void JSTestEventTarget::analyzeHeap(JSCell* cell, HeapAnalyzer& analyzer)
{
    auto* thisObject = jsCast<JSTestEventTarget*>(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("??_7TestEventTarget@WebCore@@6B@")[])(); }
#else
extern "C" { extern void* _ZTVN7WebCore15TestEventTargetE[]; }
#endif
#endif

JSC::JSValue toJSNewlyCreated(JSC::JSGlobalObject*, JSDOMGlobalObject* globalObject, Ref<TestEventTarget>&& impl)
{

#if ENABLE(BINDING_INTEGRITY)
    const void* actualVTablePointer = getVTablePointer(impl.ptr());
#if PLATFORM(WIN)
    void* expectedVTablePointer = __identifier("??_7TestEventTarget@WebCore@@6B@");
#else
    void* expectedVTablePointer = &_ZTVN7WebCore15TestEventTargetE[2];
#endif

    // If this fails TestEventTarget does not have a vtable, so you need to add the
    // ImplementationLacksVTable attribute to the interface definition
    static_assert(std::is_polymorphic<TestEventTarget>::value, "TestEventTarget is not polymorphic");

    // If you hit this assertion you either have a use after free bug, or
    // TestEventTarget has subclasses. If TestEventTarget has subclasses that get passed
    // to toJS() we currently require TestEventTarget you to opt out of binding hardening
    // by adding the SkipVTableValidation attribute to the interface IDL definition
    RELEASE_ASSERT(actualVTablePointer == expectedVTablePointer);
#endif
    return createWrapper<TestEventTarget>(globalObject, WTFMove(impl));
}

JSC::JSValue toJS(JSC::JSGlobalObject* lexicalGlobalObject, JSDOMGlobalObject* globalObject, TestEventTarget& impl)
{
    return wrap(lexicalGlobalObject, globalObject, impl);
}

TestEventTarget* JSTestEventTarget::toWrapped(JSC::VM& vm, JSC::JSValue value)
{
    if (auto* wrapper = jsDynamicCast<JSTestEventTarget*>(vm, value))
        return &wrapper->wrapped();
    return nullptr;
}

}