gcc/rust/checks/errors/rust-feature.cc

   1 // Copyright (C) 2020-2024 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 #include "rust-feature.h"
  20 #include "rust-session-manager.h"
  21
  22 namespace Rust {
  23
  24 Feature
  25 Feature::create (Feature::Name name)
  26 {
  27   switch (name)
  28     {
  29     case Feature::Name::ASSOCIATED_TYPE_BOUNDS:
  30       return Feature (Feature::Name::ASSOCIATED_TYPE_BOUNDS,
  31                       Feature::State::ACCEPTED, "associated_type_bounds",
  32                       "1.34.0", 52662,
  33                       Optional<CompileOptions::Edition>::none (), "");
  34     case Feature::Name::INTRINSICS:
  35       return Feature (Feature::Name::INTRINSICS, Feature::State::ACCEPTED,
  36                       "intrinsics", "1.0.0", 0,
  37                       Optional<CompileOptions::Edition>::none (), "");
  38     case Feature::Name::RUSTC_ATTRS:
  39       return Feature (Feature::Name::RUSTC_ATTRS, Feature::State::ACCEPTED,
  40                       "rustc_attrs", "1.0.0", 0,
  41                       Optional<CompileOptions::Edition>::none (), "");
  42     case Feature::Name::DECL_MACRO:
  43       return Feature (Feature::Name::DECL_MACRO, Feature::State::ACCEPTED,
  44                       "decl_macro", "1.0.0", 0,
  45                       Optional<CompileOptions::Edition>::none (), "");
  46     default:
  47       gcc_unreachable ();
  48     }
  49 }
  50
  51 const std::map<std::string, Feature::Name> Feature::name_hash_map = {
  52   {"associated_type_bounds", Feature::Name::ASSOCIATED_TYPE_BOUNDS},
  53   {"intrinsics", Feature::Name::INTRINSICS},
  54   {"rustc_attrs", Feature::Name::RUSTC_ATTRS},
  55   {"decl_macro", Feature::Name::DECL_MACRO},
  56 };
  57
  58 Optional<Feature::Name>
  59 Feature::as_name (const std::string &name)
  60 {
  61   if (Feature::name_hash_map.count (name))
  62     return Optional<Feature::Name>::some (Feature::name_hash_map.at (name));
  63   return Optional<Feature::Name>::none ();
  64 }
  65
  66 } // namespace Rust