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// Copyright (C) 2020-2023 Free Software Foundation, Inc.
// This file is part of GCC.
// GCC is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 3, or (at your option) any later
// version.
// GCC is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
// You should have received a copy of the GNU General Public License
// along with GCC; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
#ifndef RUST_DERIVE_CLONE_H
#define RUST_DERIVE_CLONE_H
#include "rust-derive.h"
namespace Rust {
namespace AST {
class DeriveClone : DeriveVisitor
{
public:
DeriveClone (location_t loc);
std::unique_ptr<AST::Item> go (Item &item);
private:
std::unique_ptr<Item> expanded;
/**
* Create a call to "clone". For now, this creates a call to
* `Clone::clone`, but should ultimately call into
* `::core::clone::Clone::clone`
*
* Clone::clone(<to_clone>)
*/
std::unique_ptr<Expr> clone_call (std::unique_ptr<Expr> &&to_clone);
/**
* Create the actual "clone" function of the implementation, so
*
* fn clone(&self) -> Self { <clone_expr> }
*
*/
std::unique_ptr<AssociatedItem> clone_fn (std::unique_ptr<Expr> &&clone_expr);
/**
* Create the Clone trait implementation for a type
*
* impl Clone for <type> {
* <clone_fn>
* }
*
*/
std::unique_ptr<Item> clone_impl (std::unique_ptr<AssociatedItem> &&clone_fn,
std::string name);
virtual void visit_struct (StructStruct &item);
virtual void visit_tuple (TupleStruct &item);
virtual void visit_enum (Enum &item);
virtual void visit_union (Union &item);
};
} // namespace AST
} // namespace Rust
#endif // ! RUST_DERIVE_CLONE_H
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