A toolkit for working with phylogenetic data.
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char.hpp
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1 #ifndef GENESIS_UTILS_TEXT_CHAR_H_
2 #define GENESIS_UTILS_TEXT_CHAR_H_
3 
4 /*
5  Genesis - A toolkit for working with phylogenetic data.
6  Copyright (C) 2014-2017 Lucas Czech
7 
8  This program is free software: you can redistribute it and/or modify
9  it under the terms of the GNU General Public License as published by
10  the Free Software Foundation, either version 3 of the License, or
11  (at your option) any later version.
12 
13  This program is distributed in the hope that it will be useful,
14  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  GNU General Public License for more details.
17 
18  You should have received a copy of the GNU General Public License
19  along with this program. If not, see <http://www.gnu.org/licenses/>.
20 
21  Contact:
22  Lucas Czech <lucas.czech@h-its.org>
23  Exelixis Lab, Heidelberg Institute for Theoretical Studies
24  Schloss-Wolfsbrunnenweg 35, D-69118 Heidelberg, Germany
25 */
26 
34 #include <cctype>
35 
36 namespace genesis {
37 namespace utils {
38 
39 // =================================================================================================
40 // Chars Functions
41 // =================================================================================================
42 
46 inline bool char_is_digit (const char c)
47 {
48  return ('0' <= c) && (c <= '9');
49 }
50 
54 inline bool char_is_sign (const char c)
55 {
56  return ('+' == c) || ('-' == c);
57 }
58 
62 inline bool char_is_number_part( char const c )
63 {
64  return char_is_digit( c ) || char_is_sign( c ) || c == '.' || c == 'e' || c == 'E';
65 }
66 
70 inline bool char_match_ci(const char c1, const char c2)
71 {
72  return std::tolower(c1) == std::tolower(c2);
73 }
74 
75 } // namespace utils
76 } // namespace genesis
77 
78 #endif // include guard
bool char_is_number_part(char const c)
Return whether a char is valid in a number, i.e., a digit, a dot, plus, minus, or 'e'/'E'...
Definition: char.hpp:62
bool char_match_ci(const char c1, const char c2)
Return whether two chars are the same, case insensitive.
Definition: char.hpp:70
bool char_is_digit(const char c)
Return whether a char is a digit (0-9).
Definition: char.hpp:46
bool char_is_sign(const char c)
Return whether a char is a sign (+-).
Definition: char.hpp:54