1  // Copyright (C) 2020-2023 Free Software Foundation, Inc.
       2  
       3  // This file is part of GCC.
       4  
       5  // GCC is free software; you can redistribute it and/or modify it under
       6  // the terms of the GNU General Public License as published by the Free
       7  // Software Foundation; either version 3, or (at your option) any later
       8  // version.
       9  
      10  // GCC is distributed in the hope that it will be useful, but WITHOUT ANY
      11  // WARRANTY; without even the implied warranty of MERCHANTABILITY or
      12  // FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
      13  // for more details.
      14  
      15  // You should have received a copy of the GNU General Public License
      16  // along with GCC; see the file COPYING3.  If not see
      17  // <http://www.gnu.org/licenses/>.
      18  
      19  #ifndef RUST_HIR_LOWER
      20  #define RUST_HIR_LOWER
      21  
      22  #include "rust-system.h"
      23  #include "rust-ast-full.h"
      24  #include "rust-ast-visitor.h"
      25  #include "rust-hir-full.h"
      26  
      27  namespace Rust {
      28  namespace HIR {
      29  
      30  /* Checks whether the name of a field already exists.  Returns true
      31     and produces an error if so.  */
      32  bool
      33  struct_field_name_exists (std::vector<HIR::StructField> &fields,
      34  			  HIR::StructField &new_field);
      35  
      36  /**
      37   * Lowers a Visibility from the AST into an HIR Visibility, desugaring it in
      38   * the process
      39   */
      40  Visibility
      41  translate_visibility (const AST::Visibility &vis);
      42  
      43  class ASTLowering
      44  {
      45  public:
      46    static std::unique_ptr<HIR::Crate> Resolve (AST::Crate &astCrate);
      47    ~ASTLowering ();
      48  
      49  private:
      50    ASTLowering (AST::Crate &astCrate);
      51    std::unique_ptr<HIR::Crate> go ();
      52  
      53    AST::Crate &astCrate;
      54  };
      55  
      56  } // namespace HIR
      57  } // namespace Rust
      58  
      59  #endif // RUST_HIR_LOWER