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       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                 :             : #ifndef RUST_AST_LOWER_PATTERN
      20                 :             : #define RUST_AST_LOWER_PATTERN
      21                 :             : 
      22                 :             : #include "rust-ast-lower-base.h"
      23                 :             : 
      24                 :             : namespace Rust {
      25                 :             : namespace HIR {
      26                 :             : 
      27                 :       14398 : class ASTLoweringPattern : public ASTLoweringBase
      28                 :             : {
      29                 :             :   using Rust::HIR::ASTLoweringBase::visit;
      30                 :             : 
      31                 :             : public:
      32                 :             :   static HIR::Pattern *translate (AST::Pattern *pattern,
      33                 :             :                                   bool is_let_top_level = false);
      34                 :             : 
      35                 :             :   void visit (AST::IdentifierPattern &pattern) override;
      36                 :             :   void visit (AST::PathInExpression &pattern) override;
      37                 :             :   void visit (AST::StructPattern &pattern) override;
      38                 :             :   void visit (AST::TupleStructPattern &pattern) override;
      39                 :             :   void visit (AST::WildcardPattern &pattern) override;
      40                 :             :   void visit (AST::TuplePattern &pattern) override;
      41                 :             :   void visit (AST::LiteralPattern &pattern) override;
      42                 :             :   void visit (AST::RangePattern &pattern) override;
      43                 :             :   void visit (AST::GroupedPattern &pattern) override;
      44                 :             :   void visit (AST::ReferencePattern &pattern) override;
      45                 :             :   void visit (AST::SlicePattern &pattern) override;
      46                 :             :   void visit (AST::AltPattern &pattern) override;
      47                 :             : 
      48                 :             : private:
      49                 :             :   ASTLoweringPattern ();
      50                 :             : 
      51                 :             :   HIR::Pattern *translated;
      52                 :             :   bool is_let_top_level;
      53                 :             : };
      54                 :             : 
      55                 :             : } // namespace HIR
      56                 :             : } // namespace Rust
      57                 :             : 
      58                 :             : #endif // RUST_AST_LOWER_PATTERN