Line data    Source code

       1              : // Copyright (C) 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              : #include "rust-identifier-path.h"
      21              : #include "rust-pattern.h"
      22              : 
      23              : namespace Rust {
      24              : namespace Resolver2_0 {
      25              : 
      26        11200 : IdentifierPathPass::IdentifierPathPass (NameResolutionContext &ctx,
      27              :                                         std::set<NodeId> ident_path_to_convert)
      28        11200 :   : ctx (&ctx), ident_path_to_convert (std::move (ident_path_to_convert))
      29        11200 : {}
      30              : 
      31              : void
      32        11200 : IdentifierPathPass::go (AST::Crate &crate, NameResolutionContext &ctx,
      33              :                         std::set<NodeId> ident_path_to_convert)
      34              : {
      35        11200 :   IdentifierPathPass pass (ctx, std::move (ident_path_to_convert));
      36        11200 :   pass.visit (crate);
      37        11200 : }
      38              : 
      39              : void
      40      2550524 : IdentifierPathPass::reseat (std::unique_ptr<AST::Pattern> &ptr)
      41              : {
      42      2550524 :   if (ptr->get_pattern_kind () != AST::Pattern::Kind::Identifier)
      43              :     {
      44              :       // bail out, but make sure to still visit
      45      1814085 :       visit (ptr);
      46      1814085 :       return;
      47              :     }
      48              : 
      49       736439 :   auto ident_pat = static_cast<AST::IdentifierPattern *> (ptr.get ());
      50              : 
      51       736439 :   if (ident_path_to_convert.find (ident_pat->get_node_id ())
      52       736439 :       != ident_path_to_convert.end ())
      53              :     {
      54          514 :       std::vector<AST::PathExprSegment> segments;
      55          514 :       segments.emplace_back (ident_pat->get_ident ().as_string (),
      56          514 :                              ident_pat->get_locus ());
      57         1028 :       ptr = std::make_unique<AST::PathInExpression> (
      58          514 :         std::move (segments), std::vector<AST::Attribute> (),
      59          514 :         ident_pat->get_locus ());
      60          514 :     }
      61              :   else
      62              :     {
      63       735925 :       visit (ptr);
      64              :     }
      65              : }
      66              : 
      67              : } // namespace Resolver2_0
      68              : } // namespace Rust