DerivedSources/WebCore/JSCustomEvent.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 "JSCustomEvent.h"

#include "ExceptionCode.h"
#include "JSDOMBinding.h"
#include "JSDOMConstructor.h"
#include "JSDictionary.h"
#include <runtime/Error.h>
#include <wtf/GetPtr.h>

using namespace JSC;

namespace WebCore {

// Functions

JSC::EncodedJSValue JSC_HOST_CALL jsCustomEventPrototypeFunctionInitCustomEvent(JSC::ExecState*);

// Attributes

JSC::EncodedJSValue jsCustomEventDetail(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
JSC::EncodedJSValue jsCustomEventConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
bool setJSCustomEventConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::EncodedJSValue);

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

    DECLARE_INFO;
    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:
    JSCustomEventPrototype(JSC::VM& vm, JSC::JSGlobalObject*, JSC::Structure* structure)
        : JSC::JSNonFinalObject(vm, structure)
    {
    }

    void finishCreation(JSC::VM&);
};

typedef JSDOMConstructor<JSCustomEvent> JSCustomEventConstructor;

template<> EncodedJSValue JSC_HOST_CALL JSCustomEventConstructor::construct(ExecState* state)
{
    VM& vm = state->vm();
    auto throwScope = DECLARE_THROW_SCOPE(vm);
    auto* jsConstructor = jsCast<JSCustomEventConstructor*>(state->callee());
    ASSERT(jsConstructor);

    if (!jsConstructor->scriptExecutionContext())
        return throwConstructorScriptExecutionContextUnavailableError(*state, throwScope, "CustomEvent");

    if (UNLIKELY(state->argumentCount() < 1))
        return throwVMError(state, throwScope, createNotEnoughArgumentsError(state));

    AtomicString eventType = state->uncheckedArgument(0).toString(state)->toAtomicString(state);
    RETURN_IF_EXCEPTION(throwScope, encodedJSValue());

    CustomEventInit eventInit;

    JSValue initializerValue = state->argument(1);
    if (!initializerValue.isUndefinedOrNull()) {
        // Given the above test, this will always yield an object.
        JSObject* initializerObject = initializerValue.toObject(state);
        ASSERT(!throwScope.exception());

        // Create the dictionary wrapper from the initializer object.
        JSDictionary dictionary(state, initializerObject);

        // Attempt to fill in the EventInit.
        if (!fillCustomEventInit(eventInit, dictionary))
            return JSValue::encode(jsUndefined());
    }

    Ref<CustomEvent> event = CustomEvent::createForBindings(eventType, eventInit);
    return JSValue::encode(createWrapper<CustomEvent>(jsConstructor->globalObject(), WTFMove(event)));
}

bool fillCustomEventInit(CustomEventInit& eventInit, JSDictionary& dictionary)
{
    if (!fillEventInit(eventInit, dictionary))
        return false;

    if (!dictionary.tryGetProperty("detail", eventInit.detail))
        return false;
    return true;
}

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

template<> void JSCustomEventConstructor::initializeProperties(VM& vm, JSDOMGlobalObject& globalObject)
{
    putDirect(vm, vm.propertyNames->prototype, JSCustomEvent::prototype(vm, &globalObject), DontDelete | ReadOnly | DontEnum);
    putDirect(vm, vm.propertyNames->name, jsNontrivialString(&vm, String(ASCIILiteral("CustomEvent"))), ReadOnly | DontEnum);
    putDirect(vm, vm.propertyNames->length, jsNumber(1), ReadOnly | DontEnum);
}

template<> const ClassInfo JSCustomEventConstructor::s_info = { "CustomEvent", &Base::s_info, 0, CREATE_METHOD_TABLE(JSCustomEventConstructor) };

/* Hash table for prototype */

static const HashTableValue JSCustomEventPrototypeTableValues[] =
{
    { "constructor", DontEnum, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsCustomEventConstructor), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSCustomEventConstructor) } },
    { "detail", ReadOnly | CustomAccessor, NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsCustomEventDetail), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
    { "initCustomEvent", JSC::Function, NoIntrinsic, { (intptr_t)static_cast<NativeFunction>(jsCustomEventPrototypeFunctionInitCustomEvent), (intptr_t) (4) } },
};

const ClassInfo JSCustomEventPrototype::s_info = { "CustomEventPrototype", &Base::s_info, 0, CREATE_METHOD_TABLE(JSCustomEventPrototype) };

void JSCustomEventPrototype::finishCreation(VM& vm)
{
    Base::finishCreation(vm);
    reifyStaticProperties(vm, JSCustomEventPrototypeTableValues, *this);
}

const ClassInfo JSCustomEvent::s_info = { "CustomEvent", &Base::s_info, 0, CREATE_METHOD_TABLE(JSCustomEvent) };

JSCustomEvent::JSCustomEvent(Structure* structure, JSDOMGlobalObject& globalObject, Ref<CustomEvent>&& impl)
    : JSEvent(structure, globalObject, WTFMove(impl))
{
}

JSObject* JSCustomEvent::createPrototype(VM& vm, JSGlobalObject* globalObject)
{
    return JSCustomEventPrototype::create(vm, globalObject, JSCustomEventPrototype::createStructure(vm, globalObject, JSEvent::prototype(vm, globalObject)));
}

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

EncodedJSValue jsCustomEventDetail(ExecState* state, EncodedJSValue thisValue, PropertyName)
{
    VM& vm = state->vm();
    auto throwScope = DECLARE_THROW_SCOPE(vm);
    UNUSED_PARAM(throwScope);
    UNUSED_PARAM(thisValue);
    JSValue decodedThisValue = JSValue::decode(thisValue);
    auto* castedThis = jsDynamicCast<JSCustomEvent*>(decodedThisValue);
    if (UNLIKELY(!castedThis)) {
        return throwGetterTypeError(*state, throwScope, "CustomEvent", "detail");
    }
    return JSValue::encode(castedThis->detail(*state));
}


EncodedJSValue jsCustomEventConstructor(ExecState* state, EncodedJSValue thisValue, PropertyName)
{
    VM& vm = state->vm();
    auto throwScope = DECLARE_THROW_SCOPE(vm);
    JSCustomEventPrototype* domObject = jsDynamicCast<JSCustomEventPrototype*>(JSValue::decode(thisValue));
    if (UNLIKELY(!domObject))
        return throwVMTypeError(state, throwScope);
    return JSValue::encode(JSCustomEvent::getConstructor(state->vm(), domObject->globalObject()));
}

bool setJSCustomEventConstructor(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
{
    VM& vm = state->vm();
    auto throwScope = DECLARE_THROW_SCOPE(vm);
    JSValue value = JSValue::decode(encodedValue);
    JSCustomEventPrototype* domObject = jsDynamicCast<JSCustomEventPrototype*>(JSValue::decode(thisValue));
    if (UNLIKELY(!domObject)) {
        throwVMTypeError(state, throwScope);
        return false;
    }
    // Shadowing a built-in constructor
    return domObject->putDirect(state->vm(), state->propertyNames().constructor, value);
}

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

EncodedJSValue JSC_HOST_CALL jsCustomEventPrototypeFunctionInitCustomEvent(ExecState* state)
{
    VM& vm = state->vm();
    auto throwScope = DECLARE_THROW_SCOPE(vm);
    UNUSED_PARAM(throwScope);
    JSValue thisValue = state->thisValue();
    auto castedThis = jsDynamicCast<JSCustomEvent*>(thisValue);
    if (UNLIKELY(!castedThis))
        return throwThisTypeError(*state, throwScope, "CustomEvent", "initCustomEvent");
    ASSERT_GC_OBJECT_INHERITS(castedThis, JSCustomEvent::info());
    auto& impl = castedThis->wrapped();
    if (UNLIKELY(state->argumentCount() < 4))
        return throwVMError(state, throwScope, createNotEnoughArgumentsError(state));
    auto type = state->uncheckedArgument(0).toWTFString(state);
    RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
    auto bubbles = state->uncheckedArgument(1).toBoolean(state);
    RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
    auto cancelable = state->uncheckedArgument(2).toBoolean(state);
    RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
    auto detail = state->uncheckedArgument(3);
    impl.initCustomEvent(*state, WTFMove(type), WTFMove(bubbles), WTFMove(cancelable), WTFMove(detail));
    return JSValue::encode(jsUndefined());
}


}