Source/WebCore/bindings/js/JSPaymentMethodChangeEventCustom.cpp

/*
 * Copyright (C) 2018 Apple Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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 */

#include "config.h"
#include "JSPaymentMethodChangeEvent.h"

#if ENABLE(PAYMENT_REQUEST)

namespace WebCore {

JSC::JSValue JSPaymentMethodChangeEvent::methodDetails(JSC::ExecState& state) const
{
    return cachedPropertyValue(state, *this, wrapped().cachedMethodDetails(), [this, &state] {
        return WTF::switchOn(wrapped().methodDetails(), [](JSC::JSValue methodDetails) {
            return methodDetails ? methodDetails : JSC::jsNull();
        }, [&state](const PaymentMethodChangeEvent::MethodDetailsFunction& function) {
            return function(state).get();
        });
    });
}

void JSPaymentMethodChangeEvent::visitAdditionalChildren(JSC::SlotVisitor& visitor)
{
    WTF::switchOn(wrapped().methodDetails(), [&visitor](const JSValueInWrappedObject& methodDetails) {
        methodDetails.visit(visitor);
    }, [](const PaymentMethodChangeEvent::MethodDetailsFunction&) {
    });

    wrapped().cachedMethodDetails().visit(visitor);
}

} // namespace WebCore

#endif // ENABLE(PAYMENT_REQUEST)