1/*
2 * Copyright (C) 2013 Google Inc. All rights reserved.
3 * Copyright (C) 2016 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 are
7 * met:
8 *
9 * * Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * * Redistributions in binary form must reproduce the above
12 * copyright notice, this list of conditions and the following disclaimer
13 * in the documentation and/or other materials provided with the
14 * distribution.
15 * * Neither the name of Google Inc. nor the names of its
16 * contributors may be used to endorse or promote products derived from
17 * this software without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30 */
31
32#pragma once
33
34#include "CSSParserContext.h"
35#include <wtf/ASCIICType.h>
36
37namespace WebCore {
38
39// Space characters as defined by the CSS specification.
40// http://www.w3.org/TR/css3-syntax/#whitespace
41inline bool isCSSSpace(UChar c)
42{
43 return c == ' ' || c == '\t' || c == '\n';
44}
45
46// http://dev.w3.org/csswg/css-syntax/#name-start-code-point
47template <typename CharacterType>
48bool isNameStartCodePoint(CharacterType c)
49{
50 return isASCIIAlpha(c) || c == '_' || !isASCII(c);
51}
52
53// http://dev.w3.org/csswg/css-syntax/#name-code-point
54template <typename CharacterType>
55bool isNameCodePoint(CharacterType c)
56{
57 return isNameStartCodePoint(c) || isASCIIDigit(c) || c == '-';
58}
59
60bool isValueAllowedInMode(unsigned short, CSSParserMode);
61
62URL completeURL(const CSSParserContext&, const String& url);
63
64} // namespace WebCore
65