1/*
2 * Copyright (C) 2010 Google Inc. All rights reserved.
3 * Copyright (C) 2016-2017 Apple Inc. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 *
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
16 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
17 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
18 * DISCLAIMED. IN NO EVENT SHALL APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
19 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
20 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
21 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
22 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#pragma once
28
29#if ENABLE(INDEXED_DATABASE)
30
31#include <wtf/Variant.h>
32#include <wtf/Vector.h>
33#include <wtf/text/WTFString.h>
34
35namespace WebCore {
36
37using IDBKeyPath = WTF::Variant<String, Vector<String>>;
38bool isIDBKeyPathValid(const IDBKeyPath&);
39
40enum class IDBKeyPathParseError {
41 None,
42 Start,
43 Identifier,
44 Dot,
45};
46
47void IDBParseKeyPath(const String&, Vector<String>&, IDBKeyPathParseError&);
48IDBKeyPath isolatedCopy(const IDBKeyPath&);
49inline Optional<IDBKeyPath> isolatedCopy(const Optional<IDBKeyPath>& variant)
50{
51 if (!variant)
52 return { };
53 return isolatedCopy(variant.value());
54}
55
56#if !LOG_DISABLED
57String loggingString(const IDBKeyPath&);
58#endif
59
60} // namespace WebCore
61
62#endif
63