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1 : : /* Find near-matches for identifiers.
2 : : Copyright (C) 2015-2024 Free Software Foundation, Inc.
3 : :
4 : : This file is part of GCC.
5 : :
6 : : GCC is free software; you can redistribute it and/or modify it under
7 : : the terms of the GNU General Public License as published by the Free
8 : : Software Foundation; either version 3, or (at your option) any later
9 : : version.
10 : :
11 : : GCC is distributed in the hope that it will be useful, but WITHOUT ANY
12 : : WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 : : FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 : : for more details.
15 : :
16 : : You should have received a copy of the GNU General Public License
17 : : along with GCC; see the file COPYING3. If not see
18 : : <http://www.gnu.org/licenses/>. */
19 : :
20 : : #ifndef GCC_SPELLCHECK_TREE_H
21 : : #define GCC_SPELLCHECK_TREE_H
22 : :
23 : : #include "spellcheck.h"
24 : :
25 : : /* spellcheck-tree.cc */
26 : :
27 : : extern edit_distance_t
28 : : get_edit_distance (tree ident_s, tree ident_t);
29 : :
30 : : extern tree
31 : : find_closest_identifier (tree target, const auto_vec<tree> *candidates);
32 : :
33 : : /* Specialization of edit_distance_traits for identifiers. */
34 : :
35 : : template <>
36 : : struct edit_distance_traits<tree>
37 : : {
38 : 3014666 : static size_t get_length (tree id)
39 : : {
40 : 3014666 : gcc_assert (TREE_CODE (id) == IDENTIFIER_NODE);
41 : 3014666 : return IDENTIFIER_LENGTH (id);
42 : : }
43 : :
44 : 2510577 : static const char *get_string (tree id)
45 : : {
46 : 2510577 : gcc_assert (TREE_CODE (id) == IDENTIFIER_NODE);
47 : 2510577 : return IDENTIFIER_POINTER (id);
48 : : }
49 : : };
50 : :
51 : : #endif /* GCC_SPELLCHECK_TREE_H */
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