1/*
2 * Copyright (C) 2019 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. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#include "JSGlobalObject.h"
29#include "JSSourceCode.h"
30#include "ParserError.h"
31#include <wtf/Variant.h>
32#include <wtf/text/WTFString.h>
33
34namespace JSC {
35
36class BytecodeCacheError {
37public:
38 class StandardError {
39 public:
40 StandardError(int error)
41 : m_errno(error)
42 {
43 }
44
45 bool isValid() const;
46 String message() const;
47
48 private:
49 int m_errno;
50 };
51
52 class WriteError {
53 public:
54 WriteError(size_t written, size_t expected)
55 : m_written(written)
56 , m_expected(expected)
57 {
58 }
59
60 bool isValid() const;
61 String message() const;
62
63 private:
64 size_t m_written;
65 size_t m_expected;
66 };
67
68 JS_EXPORT_PRIVATE BytecodeCacheError& operator=(const ParserError&);
69 JS_EXPORT_PRIVATE BytecodeCacheError& operator=(const StandardError&);
70 JS_EXPORT_PRIVATE BytecodeCacheError& operator=(const WriteError&);
71
72 JS_EXPORT_PRIVATE bool isValid() const;
73 JS_EXPORT_PRIVATE String message() const;
74
75private:
76 Variant<ParserError, StandardError, WriteError> m_error;
77};
78
79} // namespace JSC
80