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  #include "config.h"
27  #include "BytecodeCacheError.h"
28  
29  namespace JSC {
30  
31  bool BytecodeCacheError::StandardError::isValid() const
32  {
33      return true;
34  }
35  
36  String BytecodeCacheError::StandardError::message() const
37  {
38      return strerror(m_errno);
39  }
40  
41  bool BytecodeCacheError::WriteError::isValid() const
42  {
43      return true;
44  }
45  
46  String BytecodeCacheError::WriteError::message() const
47  {
48      return makeString("Could not write the full cache file to disk. Only wrote ", String::number(m_written), " of the expected ", String::number(m_expected), " bytes.");
49  }
50  
51  BytecodeCacheError& BytecodeCacheError::operator=(const ParserError& error)
52  {
53      m_error = error;
54      return *this;
55  }
56  
57  BytecodeCacheError& BytecodeCacheError::operator=(const StandardError& error)
58  {
59      m_error = error;
60      return *this;
61  }
62  
63  BytecodeCacheError& BytecodeCacheError::operator=(const WriteError& error)
64  {
65      m_error = error;
66      return *this;
67  }
68  
69  bool BytecodeCacheError::isValid() const
70  {
71      return WTF::switchOn(m_error, [](const auto& error) {
72          return error.isValid();
73      });
74  }
75  
76  String BytecodeCacheError::message() const
77  {
78      return WTF::switchOn(m_error, [](const auto& error) {
79          return error.message();
80      });
81  }
82  
83  } // namespace JSC