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       1              : // Copyright (C) 2021-2026 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              : #include "rust-system.h"
      20              : 
      21              : // Common definitions useful for textual dump of IRs (AST and HIR).
      22              : 
      23              : #ifndef RUST_DUMP_H
      24              : #define RUST_DUMP_H
      25              : 
      26              : namespace Rust {
      27              : 
      28              : class Indent
      29              : {
      30              : public:
      31            0 :   Indent () = default;
      32              : 
      33            0 :   friend std::ostream &operator<< (std::ostream &stream, const Indent &indent)
      34              :   {
      35            0 :     return stream << std::string (indent.tabs, '\t');
      36              :   };
      37              : 
      38            0 :   void increment () { tabs++; };
      39              : 
      40            0 :   void decrement ()
      41              :   {
      42            0 :     rust_assert (tabs != 0);
      43            0 :     tabs--;
      44            0 :   };
      45              : 
      46              : private:
      47              :   size_t tabs = 0;
      48              : };
      49              : } // namespace Rust
      50              : 
      51              : #endif