88 lines
2.4 KiB
C++
88 lines
2.4 KiB
C++
// Copyright (C) 2021-2022 Free Software Foundation, Inc.
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// This file is part of GCC.
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// GCC is free software; you can redistribute it and/or modify it under
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// the terms of the GNU General Public License as published by the Free
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// Software Foundation; either version 3, or (at your option) any later
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// version.
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// GCC is distributed in the hope that it will be useful, but WITHOUT ANY
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// WARRANTY; without even the implied warranty of MERCHANTABILITY or
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// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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// for more details.
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// You should have received a copy of the GNU General Public License
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// along with GCC; see the file COPYING3. If not see
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// <http://www.gnu.org/licenses/>.
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#ifndef RUST_HIR_TRAIT_RESOLVE_H
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#define RUST_HIR_TRAIT_RESOLVE_H
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#include "rust-hir-type-check-base.h"
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#include "rust-hir-type-check-type.h"
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#include "rust-hir-trait-ref.h"
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namespace Rust {
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namespace Resolver {
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class ResolveTraitItemToRef : public TypeCheckBase,
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private HIR::HIRTraitItemVisitor
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{
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public:
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static TraitItemReference
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Resolve (HIR::TraitItem &item, TyTy::BaseType *self,
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std::vector<TyTy::SubstitutionParamMapping> substitutions)
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{
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ResolveTraitItemToRef resolver (self, std::move (substitutions));
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item.accept_vis (resolver);
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return std::move (resolver.resolved);
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}
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void visit (HIR::TraitItemType &type) override;
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void visit (HIR::TraitItemConst &cst) override;
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void visit (HIR::TraitItemFunc &fn) override;
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private:
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ResolveTraitItemToRef (
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TyTy::BaseType *self,
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std::vector<TyTy::SubstitutionParamMapping> &&substitutions);
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TraitItemReference resolved;
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TyTy::BaseType *self;
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std::vector<TyTy::SubstitutionParamMapping> substitutions;
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};
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class TraitResolver : public TypeCheckBase, private HIR::HIRFullVisitorBase
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{
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using HIR::HIRFullVisitorBase::visit;
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public:
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static TraitReference *Resolve (HIR::TypePath &path);
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static TraitReference *Resolve (HIR::Trait &trait);
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static TraitReference *Lookup (HIR::TypePath &path);
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private:
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TraitResolver ();
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TraitReference *resolve_path (HIR::TypePath &path);
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TraitReference *resolve_trait (HIR::Trait *trait_reference);
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TraitReference *lookup_path (HIR::TypePath &path);
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HIR::Trait *resolved_trait_reference;
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public:
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void visit (HIR::Trait &trait) override { resolved_trait_reference = &trait; }
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};
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} // namespace Resolver
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} // namespace Rust
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#endif // RUST_HIR_TRAIT_RESOLVE_H
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