Source/WebGPU/WGSL/AST/ASTStructure.h

/*
 * Copyright (C) 2022 Apple Inc. All rights reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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#pragma once

#include "ASTAttribute.h"
#include "ASTDeclaration.h"
#include "ASTIdentifier.h"
#include "ASTStructureMember.h"

namespace WGSL::AST {

enum class StructureRole : uint8_t {
    UserDefined,
    VertexInput,
    FragmentInput,
    ComputeInput,
    VertexOutput,
    BindGroup,
};

class Structure final : public Declaration {
    WTF_MAKE_FAST_ALLOCATED;
public:
    using Ref = UniqueRef<Structure>;
    using List = UniqueRefVector<Structure>;

    Structure(SourceSpan span, Identifier&& name, StructureMember::List&& members, Attribute::List&& attributes, StructureRole role)
        : Declaration(span)
        , m_name(WTFMove(name))
        , m_attributes(WTFMove(attributes))
        , m_members(WTFMove(members))
        , m_role(role)
    { }

    NodeKind kind() const override;
    StructureRole role() const { return m_role; }
    StructureRole& role() { return m_role; }
    Identifier& name() { return m_name; }
    Attribute::List& attributes() { return m_attributes; }
    StructureMember::List& members() { return m_members; }

    void setRole(StructureRole role) { m_role = role; }

private:
    Identifier m_name;
    Attribute::List m_attributes;
    StructureMember::List m_members;
    StructureRole m_role;
};

} // namespace WGSL::AST

SPECIALIZE_TYPE_TRAITS_WGSL_AST(Structure)