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1 // Copyright (C) 2020-2023 Free Software Foundation, Inc.
3 // This file is part of GCC.
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
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
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/>.
19 #ifndef RUST_CODEPOINT_H
20 #define RUST_CODEPOINT_H
22 #include "rust-system.h"
29 // Creates a zero codepoint.
30 Codepoint () : value (0) {}
32 // Creates a codepoint from an encoded UTF-8 value.
33 Codepoint (uint32_t value
) : value (value
) {}
35 static Codepoint
eof () { return Codepoint (UINT32_MAX
); }
36 bool is_eof () const { return value
== UINT32_MAX
; }
38 // Returns a C++ string containing string value of codepoint.
39 std::string
as_string ();
41 bool operator== (Codepoint other
) const { return value
== other
.value
; }
42 bool operator!= (Codepoint other
) const { return !operator== (other
); }