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/*
* Copyright (C) 2025 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. 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 INC. 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.
*/
#include "config.h"
#include "CSSFunctionRule.h"
#include "CSSMarkup.h"
#include "StyleRuleFunction.h"
namespace WebCore {
Ref<CSSFunctionRule> CSSFunctionRule::create(StyleRuleFunction& rule, CSSStyleSheet* parent)
{
return adoptRef(*new CSSFunctionRule(rule, parent));
}
CSSFunctionRule::CSSFunctionRule(StyleRuleFunction& rule, CSSStyleSheet* parent)
: CSSGroupingRule(rule, parent)
{
}
String CSSFunctionRule::name() const
{
return styleRuleFunction().name();
}
auto CSSFunctionRule::getParameters() const -> Vector<FunctionParameter>
{
Vector<FunctionParameter> result;
for (auto& parameter : styleRuleFunction().parameters()) {
RefPtr defaultValue = parameter.defaultValue;
result.append({
.name = parameter.name,
.type = "*"_s, // FIXME: Implement.
.defaultValue = defaultValue ? defaultValue->serialize() : nullString()
});
}
return result;
}
String CSSFunctionRule::returnType() const
{
return "*"_s;
}
String CSSFunctionRule::cssText() const
{
StringBuilder builder;
builder.append("@function "_s);
serializeIdentifier(name(), builder);
builder.append('(');
auto separator = ""_s;
for (auto& parameter : styleRuleFunction().parameters()) {
builder.append(separator);
serializeIdentifier(parameter.name, builder);
// FIMXE: Serialize the type.
if (RefPtr defaultValue = parameter.defaultValue)
builder.append(": "_s, defaultValue->serialize());
separator = ", "_s;
}
builder.append(") { "_s);
for (unsigned index = 0; index < length(); ++index) {
Ref rule = *item(index);
auto ruleText = rule->cssText();
builder.append(ruleText, ' ');
}
builder.append('}');
return builder.toString();
}
const StyleRuleFunction& CSSFunctionRule::styleRuleFunction() const
{
return downcast<StyleRuleFunction>(groupRule());
}
}
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