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/*
* Copyright (C) 2025 Samuel Weinig <sam@webkit.org>
*
* 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.
* 3. Neither the name of Apple Inc. ("Apple") nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "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 OR ITS CONTRIBUTORS BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR 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 "CSSValueKeywords.h"
#include <optional>
namespace WebCore {
enum class CSSWideKeyword : uint8_t {
Initial,
Inherit,
Unset,
Revert,
RevertLayer
};
inline bool isCSSWideKeyword(CSSValueID valueID)
{
switch (valueID) {
case CSSValueInitial:
case CSSValueInherit:
case CSSValueUnset:
case CSSValueRevert:
case CSSValueRevertLayer:
return true;
default:
return false;
};
}
inline std::optional<CSSWideKeyword> parseCSSWideKeyword(CSSValueID valueID)
{
switch (valueID) {
case CSSValueInitial:
return CSSWideKeyword::Initial;
case CSSValueInherit:
return CSSWideKeyword::Inherit;
case CSSValueUnset:
return CSSWideKeyword::Unset;
case CSSValueRevert:
return CSSWideKeyword::Revert;
case CSSValueRevertLayer:
return CSSWideKeyword::RevertLayer;
default:
return { };
}
}
inline CSSValueID toValueID(CSSWideKeyword keyword)
{
switch (keyword) {
case CSSWideKeyword::Initial:
return CSSValueInitial;
case CSSWideKeyword::Inherit:
return CSSValueInherit;
case CSSWideKeyword::Unset:
return CSSValueUnset;
case CSSWideKeyword::Revert:
return CSSValueRevert;
case CSSWideKeyword::RevertLayer:
return CSSValueRevertLayer;
}
RELEASE_ASSERT_NOT_REACHED();
}
} // namespace WebCore
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