JSTestLegacyOverrideBuiltIns.cpp   [plain text]

/*
    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 "JSTestLegacyOverrideBuiltIns.h"

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


namespace WebCore {
using namespace JSC;

// Functions

static JSC_DECLARE_HOST_FUNCTION(jsTestLegacyOverrideBuiltInsPrototypeFunction_namedItem);

// Attributes

static JSC_DECLARE_CUSTOM_GETTER(jsTestLegacyOverrideBuiltInsConstructor);

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

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

using JSTestLegacyOverrideBuiltInsDOMConstructor = JSDOMConstructorNotConstructable<JSTestLegacyOverrideBuiltIns>;

template<> JSValue JSTestLegacyOverrideBuiltInsDOMConstructor::prototypeForStructure(JSC::VM& vm, const JSDOMGlobalObject& globalObject)
{
    UNUSED_PARAM(vm);
    return globalObject.functionPrototype();
}

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

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

/* Hash table for prototype */

static const HashTableValue JSTestLegacyOverrideBuiltInsPrototypeTableValues[] =
{
    { "constructor", static_cast<unsigned>(JSC::PropertyAttribute::DontEnum), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsTestLegacyOverrideBuiltInsConstructor), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
    { "namedItem", static_cast<unsigned>(JSC::PropertyAttribute::Function), NoIntrinsic, { (intptr_t)static_cast<RawNativeFunction>(jsTestLegacyOverrideBuiltInsPrototypeFunction_namedItem), (intptr_t) (1) } },
};

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

void JSTestLegacyOverrideBuiltInsPrototype::finishCreation(VM& vm)
{
    Base::finishCreation(vm);
    reifyStaticProperties(vm, JSTestLegacyOverrideBuiltIns::info(), JSTestLegacyOverrideBuiltInsPrototypeTableValues, *this);
    JSC_TO_STRING_TAG_WITHOUT_TRANSITION();
}

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

JSTestLegacyOverrideBuiltIns::JSTestLegacyOverrideBuiltIns(Structure* structure, JSDOMGlobalObject& globalObject, Ref<TestLegacyOverrideBuiltIns>&& impl)
    : JSDOMWrapper<TestLegacyOverrideBuiltIns>(structure, globalObject, WTFMove(impl))
{
}

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

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

}

JSObject* JSTestLegacyOverrideBuiltIns::createPrototype(VM& vm, JSDOMGlobalObject& globalObject)
{
    return JSTestLegacyOverrideBuiltInsPrototype::create(vm, &globalObject, JSTestLegacyOverrideBuiltInsPrototype::createStructure(vm, &globalObject, globalObject.objectPrototype()));
}

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

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

void JSTestLegacyOverrideBuiltIns::destroy(JSC::JSCell* cell)
{
    JSTestLegacyOverrideBuiltIns* thisObject = static_cast<JSTestLegacyOverrideBuiltIns*>(cell);
    thisObject->JSTestLegacyOverrideBuiltIns::~JSTestLegacyOverrideBuiltIns();
}

bool JSTestLegacyOverrideBuiltIns::getOwnPropertySlot(JSObject* object, JSGlobalObject* lexicalGlobalObject, PropertyName propertyName, PropertySlot& slot)
{
    auto* thisObject = jsCast<JSTestLegacyOverrideBuiltIns*>(object);
    ASSERT_GC_OBJECT_INHERITS(thisObject, info());
    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<LegacyOverrideBuiltIns::Yes>(*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 JSTestLegacyOverrideBuiltIns::getOwnPropertySlotByIndex(JSObject* object, JSGlobalObject* lexicalGlobalObject, unsigned index, PropertySlot& slot)
{
    VM& vm = JSC::getVM(lexicalGlobalObject);
    auto* thisObject = jsCast<JSTestLegacyOverrideBuiltIns*>(object);
    ASSERT_GC_OBJECT_INHERITS(thisObject, info());
    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<LegacyOverrideBuiltIns::Yes>(*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 JSTestLegacyOverrideBuiltIns::getOwnPropertyNames(JSObject* object, JSGlobalObject* lexicalGlobalObject, PropertyNameArray& propertyNames, DontEnumPropertiesMode mode)
{
    VM& vm = JSC::getVM(lexicalGlobalObject);
    auto* thisObject = jsCast<JSTestLegacyOverrideBuiltIns*>(object);
    ASSERT_GC_OBJECT_INHERITS(object, info());
    for (auto& propertyName : thisObject->wrapped().supportedPropertyNames())
        propertyNames.add(Identifier::fromString(vm, propertyName));
    JSObject::getOwnPropertyNames(object, lexicalGlobalObject, propertyNames, mode);
}

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

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

static inline JSC::EncodedJSValue jsTestLegacyOverrideBuiltInsPrototypeFunction_namedItemBody(JSC::JSGlobalObject* lexicalGlobalObject, JSC::CallFrame* callFrame, typename IDLOperation<JSTestLegacyOverrideBuiltIns>::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 name = convert<IDLDOMString>(*lexicalGlobalObject, argument0.value());
    RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
    RELEASE_AND_RETURN(throwScope, JSValue::encode(toJS<IDLInterface<Node>>(*lexicalGlobalObject, *castedThis->globalObject(), impl.namedItem(WTFMove(name)))));
}

JSC_DEFINE_HOST_FUNCTION(jsTestLegacyOverrideBuiltInsPrototypeFunction_namedItem, (JSGlobalObject* lexicalGlobalObject, CallFrame* callFrame))
{
    return IDLOperation<JSTestLegacyOverrideBuiltIns>::call<jsTestLegacyOverrideBuiltInsPrototypeFunction_namedItemBody>(*lexicalGlobalObject, *callFrame, "namedItem");
}

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

void JSTestLegacyOverrideBuiltIns::analyzeHeap(JSCell* cell, HeapAnalyzer& analyzer)
{
    auto* thisObject = jsCast<JSTestLegacyOverrideBuiltIns*>(cell);
    analyzer.setWrappedObjectForCell(cell, &thisObject->wrapped());
    if (thisObject->scriptExecutionContext())
        analyzer.setLabelForCell(cell, "url " + thisObject->scriptExecutionContext()->url().string());
    Base::analyzeHeap(cell, analyzer);
}

bool JSTestLegacyOverrideBuiltInsOwner::isReachableFromOpaqueRoots(JSC::Handle<JSC::Unknown> handle, void*, SlotVisitor& visitor, const char** reason)
{
    UNUSED_PARAM(handle);
    UNUSED_PARAM(visitor);
    UNUSED_PARAM(reason);
    return false;
}

void JSTestLegacyOverrideBuiltInsOwner::finalize(JSC::Handle<JSC::Unknown> handle, void* context)
{
    auto* jsTestLegacyOverrideBuiltIns = static_cast<JSTestLegacyOverrideBuiltIns*>(handle.slot()->asCell());
    auto& world = *static_cast<DOMWrapperWorld*>(context);
    uncacheWrapper(world, &jsTestLegacyOverrideBuiltIns->wrapped(), jsTestLegacyOverrideBuiltIns);
}

#if ENABLE(BINDING_INTEGRITY)
#if PLATFORM(WIN)
#pragma warning(disable: 4483)
extern "C" { extern void (*const __identifier("??_7TestLegacyOverrideBuiltIns@WebCore@@6B@")[])(); }
#else
extern "C" { extern void* _ZTVN7WebCore26TestLegacyOverrideBuiltInsE[]; }
#endif
#endif

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

#if ENABLE(BINDING_INTEGRITY)
    const void* actualVTablePointer = getVTablePointer(impl.ptr());
#if PLATFORM(WIN)
    void* expectedVTablePointer = __identifier("??_7TestLegacyOverrideBuiltIns@WebCore@@6B@");
#else
    void* expectedVTablePointer = &_ZTVN7WebCore26TestLegacyOverrideBuiltInsE[2];
#endif

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

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

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

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

}