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/*
* Copyright (C) 2024-2025 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 "CSSCalcTree+Copy.h"
#include "CSSCalcTree.h"
namespace WebCore {
namespace CSSCalc {
static auto copy(const MQ::MediaProgressProviding*) -> const MQ::MediaProgressProviding*;
static auto copy(const CQ::ContainerProgressProviding*) -> const CQ::ContainerProgressProviding*;
static auto copy(const Random::CachingOptions&) -> Random::CachingOptions;
static auto copy(const CSSValueID&) -> CSSValueID;
static auto copy(const AtomString&) -> AtomString;
static auto copy(const CSS::Keyword::None&) -> CSS::Keyword::None;
static auto copy(const std::optional<Child>& root) -> std::optional<Child>;
static auto copy(const ChildOrNone&) -> ChildOrNone;
static auto copy(const Children&) -> Children;
static auto copy(const Child&) -> Child;
template<Leaf Op> Child copy(const Op&);
template<typename Op> static auto copy(const IndirectNode<Op>&) -> Child;
static auto copy(const IndirectNode<Anchor>&) -> Child;
static auto copy(const IndirectNode<AnchorSize>&) -> Child;
// MARK: Copying
const MQ::MediaProgressProviding* copy(const MQ::MediaProgressProviding* root)
{
return root;
}
const CQ::ContainerProgressProviding* copy(const CQ::ContainerProgressProviding* root)
{
return root;
}
Random::CachingOptions copy(const Random::CachingOptions& root)
{
return root;
}
CSSValueID copy(const CSSValueID& root)
{
return root;
}
AtomString copy(const AtomString& root)
{
return root;
}
CSS::Keyword::None copy(const CSS::Keyword::None& root)
{
return root;
}
std::optional<Child> copy(const std::optional<Child>& root)
{
if (root)
return copy(*root);
return std::nullopt;
}
ChildOrNone copy(const ChildOrNone& root)
{
return WTF::switchOn(root, [&](const auto& root) { return ChildOrNone { copy(root) }; });
}
Children copy(const Children& children)
{
return WTF::map(children, [&](const auto& child) { return copy(child); });
}
Child copy(const Child& root)
{
return WTF::switchOn(root, [&](const auto& root) { return copy(root); });
}
template<Leaf Op> Child copy(const Op& root)
{
return { root };
}
template<typename Op> Child copy(const IndirectNode<Op>& root)
{
return makeChild(WTF::apply([](const auto& ...x) { return Op { copy(x)... }; } , *root), root.type);
}
AnchorSide copy(const AnchorSide& root)
{
return WTF::switchOn(root, [&](const auto& root) { return AnchorSide { copy(root) }; });
}
Child copy(const IndirectNode<Anchor>& anchor)
{
return makeChild(Anchor { .elementName = anchor->elementName, .side = copy(anchor->side), .fallback = copy(anchor->fallback) }, anchor.type);
}
Child copy(const IndirectNode<AnchorSize>& anchorSize)
{
AnchorSize copyAnchorSize {
.elementName = anchorSize->elementName,
.dimension = anchorSize->dimension,
.fallback = copy(anchorSize->fallback)
};
return makeChild(WTFMove(copyAnchorSize), anchorSize.type);
}
// MARK: Exposed functions
Tree copy(const Tree& tree)
{
return Tree {
.root = copy(tree.root),
.type = tree.type,
.stage = tree.stage,
.requiresConversionData = tree.requiresConversionData
};
}
} // namespace CSSCalc
} // namespace WebCore
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