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// Copyright (C) 2020 Free Software Foundation, Inc.
// This file is part of GCC.
// GCC is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 3, or (at your option) any later
// version.
// GCC is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
// You should have received a copy of the GNU General Public License
// along with GCC; see the file COPYING3. If not see
// <http://www.gnu.org/licenses/>.
#ifndef RUST_AST_LOWER_PATTERN
#define RUST_AST_LOWER_PATTERN
#include "rust-ast-lower-base.h"
#include "rust-diagnostics.h"
namespace Rust {
namespace HIR {
class ASTLoweringPattern : public ASTLoweringBase
{
using Rust::HIR::ASTLoweringBase::visit;
public:
static HIR::Pattern *translate (AST::Pattern *pattern)
{
ASTLoweringPattern resolver;
pattern->accept_vis (resolver);
return resolver.translated;
}
virtual ~ASTLoweringPattern () override {}
void visit (AST::IdentifierPattern &pattern)
{
std::unique_ptr<Pattern> to_bind;
translated
= new HIR::IdentifierPattern (pattern.get_ident (), pattern.get_locus (),
pattern.get_is_ref (),
pattern.get_is_mut () ? Mutability::Mut
: Mutability::Imm,
std::move (to_bind));
}
private:
ASTLoweringPattern () : translated (nullptr) {}
HIR::Pattern *translated;
};
} // namespace HIR
} // namespace Rust
#endif // RUST_AST_LOWER_PATTERN
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