Source/WebCore/Modules/webgpu/WHLSL/AST/WHLSLNamedType.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
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 * 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
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 */

#pragma once

#if ENABLE(WEBGPU)

#include "WHLSLLexer.h"
#include "WHLSLType.h"
#include <wtf/text/WTFString.h>

namespace WebCore {

namespace WHLSL {

namespace AST {

class NamedType : public Type {
public:
    NamedType(CodeLocation location, String&& name)
        : m_codeLocation(location)
        , m_name(WTFMove(name))
    {
    }

    virtual ~NamedType() = default;

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

    CodeLocation codeLocation() const { return m_codeLocation; }
    void updateCodeLocation(CodeLocation location) { m_codeLocation = location; }

    String& name() { return m_name; }

    bool isNamedType() const override { return true; }
    virtual bool isTypeDefinition() const { return false; }
    virtual bool isStructureDefinition() const { return false; }
    virtual bool isEnumerationDefinition() const { return false; }
    virtual bool isNativeTypeDeclaration() const { return false; }

    virtual const Type& unifyNode() const { return *this; }
    virtual Type& unifyNode() { return *this; }

private:
    CodeLocation m_codeLocation;
    String m_name;
};

} // namespace AST

}

}

#define SPECIALIZE_TYPE_TRAITS_WHLSL_NAMED_TYPE(ToValueTypeName, predicate) \
SPECIALIZE_TYPE_TRAITS_BEGIN(WebCore::WHLSL::AST::ToValueTypeName) \
    static bool isType(const WebCore::WHLSL::AST::NamedType& type) { return type.predicate; } \
SPECIALIZE_TYPE_TRAITS_END()

SPECIALIZE_TYPE_TRAITS_WHLSL_TYPE(NamedType, isNamedType())

#endif