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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.
*/
#pragma once
#include "CSSParserMode.h"
#include "CSSPropertyParserConsumer+RawTypes.h"
#include "Length.h"
#include <wtf/Ref.h>
namespace WebCore {
class CSSParserTokenRange;
namespace CSSPropertyParserHelpers {
enum class AnchorPolicy : bool { Forbid, Allow };
enum class NegativePercentagePolicy : bool { Forbid, Allow };
enum class UnitlessQuirk : bool { Allow, Forbid };
enum class UnitlessZeroQuirk : bool { Allow, Forbid };
struct CSSPropertyParserOptions {
CSSParserMode parserMode { HTMLStandardMode };
ValueRange valueRange { ValueRange::All };
AnchorPolicy anchorPolicy { AnchorPolicy::Forbid };
NegativePercentagePolicy negativePercentage { NegativePercentagePolicy::Forbid };
UnitlessQuirk unitless { UnitlessQuirk::Forbid };
UnitlessZeroQuirk unitlessZero { UnitlessZeroQuirk::Forbid };
};
// FIXME: Presentational HTML attributes shouldn't use the CSS parser for lengths.
bool shouldAcceptUnitlessValue(double, CSSPropertyParserOptions);
// MARK: - Comma
// FIXME: Rename to `consumeComma`.
bool consumeCommaIncludingWhitespace(CSSParserTokenRange&);
// MARK: - Slash
// FIXME: Rename to `consumeSlash`.
bool consumeSlashIncludingWhitespace(CSSParserTokenRange&);
// MARK: - Function
// NOTE: consumeFunction expects the range starts with a FunctionToken.
CSSParserTokenRange consumeFunction(CSSParserTokenRange&);
} // namespace CSSPropertyParserHelpers
} // namespace WebCore
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