80 lines
3.0 KiB
C++
80 lines
3.0 KiB
C++
// Copyright (c) 2020-now by the Zeek Project. See LICENSE for details.
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#pragma once
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#include <memory>
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#include <utility>
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#include <hilti/ast/ctor.h>
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#include <hilti/ast/expression.h>
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#include <hilti/ast/types/auto.h>
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#include <hilti/ast/types/reference.h>
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namespace hilti::ctor {
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/** AST node for a `strong_ref<T>` constructor value (which can only be null). */
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class StrongReference : public Ctor {
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public:
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QualifiedType* dereferencedType() const { return type()->type()->as<type::StrongReference>()->dereferencedType(); }
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QualifiedType* type() const final { return child<QualifiedType>(0); }
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static auto create(ASTContext* ctx, QualifiedType* t, const Meta& meta = {}) {
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return ctx->make<StrongReference>(ctx,
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{QualifiedType::create(ctx, type::StrongReference::create(ctx, t, meta),
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Constness::Const)},
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meta);
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}
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protected:
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StrongReference(ASTContext* ctx, Nodes children, Meta meta)
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: Ctor(ctx, NodeTags, std::move(children), std::move(meta)) {}
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HILTI_NODE_1(ctor::StrongReference, Ctor, final);
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};
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/** AST node for a `weak_ref<T>` constructor value (which can only be null). */
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class WeakReference : public Ctor {
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public:
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QualifiedType* dereferencedType() const { return type()->type()->as<type::WeakReference>()->dereferencedType(); }
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QualifiedType* type() const final { return child<QualifiedType>(0); }
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static auto create(ASTContext* ctx, QualifiedType* t, const Meta& meta = {}) {
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return ctx->make<WeakReference>(ctx,
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{QualifiedType::create(ctx, type::WeakReference::create(ctx, t, meta),
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Constness::Const)},
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meta);
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}
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protected:
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WeakReference(ASTContext* ctx, Nodes children, Meta meta)
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: Ctor(ctx, NodeTags, std::move(children), std::move(meta)) {}
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HILTI_NODE_1(ctor::WeakReference, Ctor, final);
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};
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/** AST node for a `value_ref<T>` constructor value. */
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class ValueReference : public Ctor {
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public:
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QualifiedType* type() const final { return child<QualifiedType>(0); }
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Expression* expression() const { return child<Expression>(1); }
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QualifiedType* dereferencedType() const { return type()->type()->as<type::ValueReference>()->dereferencedType(); }
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void setType(ASTContext* ctx, QualifiedType* t) { setChild(ctx, 0, t); }
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static auto create(ASTContext* ctx, Expression* expr, Meta meta = {}) {
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auto auto_ = QualifiedType::create(ctx, hilti::type::Auto::create(ctx), hilti::Constness::Const, meta);
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return ctx->make<ValueReference>(ctx, {auto_, expr}, std::move(meta));
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}
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protected:
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ValueReference(ASTContext* ctx, Nodes children, Meta meta)
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: Ctor(ctx, NodeTags, std::move(children), std::move(meta)) {}
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HILTI_NODE_1(ctor::ValueReference, Ctor, final);
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};
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} // namespace hilti::ctor
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