ladybird/Userland/Libraries/LibWeb/CSS/Parser/ComponentValue.h
Andreas Kling f11899f885 LibWeb+LibIDL: Fix (or paper over) various const-correctness issues
There's definitely stuff to iterate on here, but this takes care of
making the libraries compile with stricter RP and NNRP.
2023-02-21 00:54:04 +01:00

51 lines
1.6 KiB
C++

/*
* Copyright (c) 2020-2021, the SerenityOS developers.
* Copyright (c) 2021-2023, Sam Atkins <atkinssj@serenityos.org>
* Copyright (c) 2023, Andreas Kling <kling@serenityos.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#pragma once
#include <AK/NonnullRefPtr.h>
#include <AK/RefPtr.h>
#include <LibWeb/CSS/Parser/Token.h>
#include <LibWeb/Forward.h>
namespace Web::CSS::Parser {
// https://www.w3.org/TR/css-syntax-3/#component-value
class ComponentValue {
public:
ComponentValue(Token);
explicit ComponentValue(NonnullRefPtr<Function>);
explicit ComponentValue(NonnullRefPtr<Block>);
~ComponentValue();
bool is_block() const { return m_value.has<NonnullRefPtr<Block>>(); }
Block& block() const { return m_value.get<NonnullRefPtr<Block>>(); }
bool is_function() const { return m_value.has<NonnullRefPtr<Function>>(); }
Function& function() const { return m_value.get<NonnullRefPtr<Function>>(); }
bool is_token() const { return m_value.has<Token>(); }
bool is(Token::Type type) const { return is_token() && token().is(type); }
Token const& token() const { return m_value.get<Token>(); }
operator Token() const { return m_value.get<Token>(); }
ErrorOr<String> to_string() const;
ErrorOr<String> to_debug_string() const;
private:
Variant<Token, NonnullRefPtr<Function>, NonnullRefPtr<Block>> m_value;
};
}
template<>
struct AK::Formatter<Web::CSS::Parser::ComponentValue> : Formatter<StringView> {
ErrorOr<void> format(FormatBuilder& builder, Web::CSS::Parser::ComponentValue const& component_value)
{
return Formatter<StringView>::format(builder, TRY(component_value.to_string()));
}
};