gcc/rust/util/rust-common.h

   1 // Copyright (C) 2021-2024 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 // Common definitions useful throughout the Rust frontend.
  20
  21 #ifndef RUST_COMMON
  22 #define RUST_COMMON
  23 #include "rust-system.h"
  24 #include <string>
  25
  26 namespace Rust {
  27
  28 enum class Mutability
  29 {
  30   Imm,
  31   Mut
  32 };
  33
  34 enum class Unsafety
  35 {
  36   Unsafe,
  37   Normal
  38 };
  39
  40 enum class Const
  41 {
  42   Yes,
  43   No,
  44 };
  45
  46 enum class Async
  47 {
  48   Yes,
  49   No
  50 };
  51
  52 enum BoundPolarity
  53 {
  54   RegularBound,
  55   NegativeBound,
  56   AntiBound,
  57 };
  58
  59 enum AsyncConstStatus
  60 {
  61   NONE,
  62   CONST_FN,
  63   ASYNC_FN
  64 };
  65
  66 inline std::string
  67 enum_to_str (Mutability mut)
  68 {
  69   std::string str;
  70   switch (mut)
  71     {
  72     case Mutability::Imm:
  73       return "Imm";
  74     case Mutability::Mut:
  75       return "Mut";
  76     }
  77   gcc_unreachable ();
  78 }
  79
  80 } // namespace Rust
  81
  82 #endif // RUST_COMMON