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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.
*
* 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 "CSSPropertyParserResult.h"
#include "CSSPrimitiveValue.h"
#include "CSSPropertyParserState.h"
#include "StylePropertyShorthand.h"
#include <wtf/Vector.h>
namespace WebCore {
namespace CSS {
void PropertyParserResult::addProperty([[maybe_unused]] CSS::PropertyParserState& state, CSSPropertyID property, CSSPropertyID currentShorthand, RefPtr<CSSValue>&& value, IsImportant important, IsImplicit implicit)
{
int shorthandIndex = 0;
bool setFromShorthand = false;
if (currentShorthand) {
auto shorthands = matchingShorthandsForLonghand(property);
setFromShorthand = true;
if (shorthands.size() > 1)
shorthandIndex = indexOfShorthandForLonghand(currentShorthand, shorthands);
}
// Allow anything to be set from a shorthand (e.g. the CSS all property always sets everything,
// regardless of whether the longhands are enabled), and allow internal properties as we use
// them to handle certain DOM-exposed values (e.g. -webkit-font-size-delta from
// execCommand('FontSizeDelta')).
ASSERT(isExposed(property, &state.context.propertySettings) || setFromShorthand || isInternal(property));
if (value && !value->isImplicitInitialValue())
parsedProperties.append(CSSProperty(property, value.releaseNonNull(), important, setFromShorthand, shorthandIndex, implicit));
else {
ASSERT(setFromShorthand);
parsedProperties.append(CSSProperty(property, Ref { CSSPrimitiveValue::implicitInitialValue() }, important, setFromShorthand, shorthandIndex, IsImplicit::Yes));
}
}
void PropertyParserResult::addPropertyForCurrentShorthand(CSS::PropertyParserState& state, CSSPropertyID longhand, RefPtr<CSSValue>&& value, IsImplicit implicit)
{
addProperty(state, longhand, state.currentProperty, WTFMove(value), state.important, implicit);
}
void PropertyParserResult::addPropertyForAllLonghandsOfShorthand(CSS::PropertyParserState& state, CSSPropertyID shorthand, RefPtr<CSSValue>&& value, IsImportant important, IsImplicit implicit)
{
for (auto longhand : shorthandForProperty(shorthand))
addProperty(state, longhand, shorthand, value.copyRef(), important, implicit);
}
void PropertyParserResult::addPropertyForAllLonghandsOfCurrentShorthand(CSS::PropertyParserState& state, RefPtr<CSSValue>&& value, IsImplicit implicit)
{
addPropertyForAllLonghandsOfShorthand(state, state.currentProperty, WTFMove(value), state.important, implicit);
}
} // namespace CSS
} // namespace WebCore
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