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/*
* Copyright (C) 2024 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "CSSPropertyParserConsumer+Primitives.h"
#include "CSSParserTokenRange.h"
namespace WebCore {
namespace CSSPropertyParserHelpers {
bool shouldAcceptUnitlessValue(double value, CSSPropertyParserOptions options)
{
// FIXME: Presentational HTML attributes shouldn't use the CSS parser for lengths.
if (!value && options.unitlessZero == UnitlessZeroQuirk::Allow)
return true;
if (isUnitlessValueParsingEnabledForMode(options.parserMode))
return true;
return options.parserMode == HTMLQuirksMode && options.unitless == UnitlessQuirk::Allow;
}
bool consumeCommaIncludingWhitespace(CSSParserTokenRange& range)
{
CSSParserToken value = range.peek();
if (value.type() != CommaToken)
return false;
range.consumeIncludingWhitespace();
return true;
}
bool consumeSlashIncludingWhitespace(CSSParserTokenRange& range)
{
CSSParserToken value = range.peek();
if (value.type() != DelimiterToken || value.delimiter() != '/')
return false;
range.consumeIncludingWhitespace();
return true;
}
CSSParserTokenRange consumeFunction(CSSParserTokenRange& range)
{
ASSERT(range.peek().type() == FunctionToken);
CSSParserTokenRange contents = range.consumeBlock();
range.consumeWhitespace();
contents.consumeWhitespace();
return contents;
}
} // namespace CSSPropertyParserHelpers
} // namespace WebCore
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