1/*
2 * Copyright (C) 2017 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
14 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
15 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
17 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
18 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
19 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
20 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
21 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
22 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
23 * THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include "Exception.h"
29#include <wtf/text/WTFString.h>
30
31namespace WebCore {
32
33struct ExceptionData {
34 ExceptionCode code;
35 String message;
36
37 WEBCORE_EXPORT ExceptionData isolatedCopy() const;
38
39 template<class Encoder> void encode(Encoder&) const;
40 template<class Decoder> static bool decode(Decoder&, ExceptionData&);
41
42 Exception toException() const
43 {
44 return Exception { code, String { message } };
45 }
46};
47
48template<class Encoder>
49void ExceptionData::encode(Encoder& encoder) const
50{
51 encoder.encodeEnum(code);
52 encoder << message;
53}
54
55template<class Decoder>
56bool ExceptionData::decode(Decoder& decoder, ExceptionData& data)
57{
58 if (!decoder.decodeEnum(data.code))
59 return false;
60
61 if (!decoder.decode(data.message))
62 return false;
63
64 return true;
65}
66
67} // namespace WebCore
68