ladybird/Userland/Libraries/LibWeb/CSS/StyleValues/UnsetStyleValue.h
Sam Atkins d16600a48b LibWeb: Propagate errors from StyleValue construction
Turns out we create a lot of these, mostly from places that don't return
ErrorOr. The yak stack grows.
2023-05-06 08:07:28 +02:00

36 lines
1,022 B
C++

/*
* Copyright (c) 2018-2020, Andreas Kling <kling@serenityos.org>
* Copyright (c) 2021, Tobias Christiansen <tobyase@serenityos.org>
* Copyright (c) 2021-2023, Sam Atkins <atkinssj@serenityos.org>
* Copyright (c) 2022-2023, MacDue <macdue@dueutil.tech>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <LibWeb/CSS/StyleValue.h>
namespace Web::CSS {
class UnsetStyleValue final : public StyleValueWithDefaultOperators<UnsetStyleValue> {
public:
static ErrorOr<ValueComparingNonnullRefPtr<UnsetStyleValue>> the()
{
static ValueComparingNonnullRefPtr<UnsetStyleValue> instance = TRY(adopt_nonnull_ref_or_enomem(new (nothrow) UnsetStyleValue));
return instance;
}
virtual ~UnsetStyleValue() override = default;
ErrorOr<String> to_string() const override { return "unset"_string; }
bool properties_equal(UnsetStyleValue const&) const { return true; }
private:
UnsetStyleValue()
: StyleValueWithDefaultOperators(Type::Unset)
{
}
};
}