1  // Copyright (C) 2021-2023 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_TYPE_CHECK_UTIL_H
      20  #define RUST_HIR_TYPE_CHECK_UTIL_H
      21  
      22  #include "rust-system.h"
      23  #include "rust-hir-visitor.h"
      24  
      25  namespace Rust {
      26  namespace Resolver {
      27  
      28  class ImplTypeIterator : public HIR::HIRFullVisitorBase
      29  {
      30    using HIR::HIRFullVisitorBase::visit;
      31  
      32  public:
      33    ImplTypeIterator (HIR::ImplBlock &impl,
      34  		    std::function<void (HIR::TypeAlias &alias)> cb)
      35      : impl (impl), cb (cb)
      36    {}
      37  
      38    void go ();
      39  
      40    void visit (HIR::TypeAlias &alias) override;
      41  
      42  private:
      43    HIR::ImplBlock &impl;
      44    std::function<void (HIR::TypeAlias &alias)> cb;
      45  };
      46  
      47  } // namespace Resolver
      48  } // namespace Rust
      49  
      50  #endif // RUST_HIR_TYPE_CHECK_UTIL_H