Source/WebCore/bindings/js/ExceptionDetails.h

/*
* Copyright (C) 2019 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. ``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
* 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 CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/

#pragma once

#include <wtf/text/WTFString.h>

namespace WebCore {

struct ExceptionDetails {
    enum class Type : uint8_t {
        Script,
        InvalidTargetFrame,
    };

    String message;
    int lineNumber { 0 };
    int columnNumber { 0 };
    Type type { Type::Script };

    // This bizarre explicit initialization of String is because older compilers (like on High Sierra)
    // don't properly handle partial initialization lists unless every struct member has an explicit default value.
    // Once we stop building on those platforms we can remove this.
    String sourceURL { };
};

} // namespace WebCore

namespace WTF {
template<> struct EnumTraits<WebCore::ExceptionDetails::Type> {
    using values = EnumValues<
        WebCore::ExceptionDetails::Type,
        WebCore::ExceptionDetails::Type::Script,
        WebCore::ExceptionDetails::Type::InvalidTargetFrame
    >;
};
}