Source/WebCore/Modules/webgpu/WHLSL/AST/WHLSLEnumerationMember.h

/*
 * Copyright (C) 2019 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.
 */

#pragma once

#if ENABLE(WEBGPU)

#include "WHLSLConstantExpression.h"
#include "WHLSLLexer.h"
#include <wtf/Optional.h>
#include <wtf/Vector.h>
#include <wtf/text/WTFString.h>

namespace WebCore {

namespace WHLSL {

namespace AST {

class EnumerationMember {
public:
    EnumerationMember(CodeLocation location, String&& name, Optional<ConstantExpression>&& value = WTF::nullopt)
        : m_codeLocation(location)
        , m_name(WTFMove(name))
        , m_value(WTFMove(value))
    {
    }

    virtual ~EnumerationMember() = default;

    EnumerationMember(const EnumerationMember&) = delete;
    EnumerationMember(EnumerationMember&&) = default;

    const CodeLocation& codeLocation() const { return m_codeLocation; }
    String name() { return m_name; }
    Optional<ConstantExpression>& value() { return m_value; }

    void setValue(ConstantExpression&& value)
    {
        ASSERT(!m_value);
        m_value = WTFMove(value);
    }

private:
    CodeLocation m_codeLocation;
    String m_name;
    Optional<ConstantExpression> m_value;
};

using EnumerationMembers = Vector<EnumerationMember>;

} // namespace AST

}

}

#endif