blob: df0529af017d54cbd6e31c40a915a74899ab3711 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
|
#ifndef MYGRATE_SUPPORT_FIXEDSTRING_H
#define MYGRATE_SUPPORT_FIXEDSTRING_H
#include <array>
#include <cstddef>
#include <string_view>
namespace MyGrate::Support {
template<typename CharT, std::size_t N> class basic_fixed_string {
public:
// cppcheck-suppress noExplicitConstructor
constexpr basic_fixed_string(const CharT (&str)[N + 1])
{
for (decltype(N) x = 0; x < N; x++) {
arr.at(x) = str[x];
}
arr.at(N) = '\0';
}
constexpr basic_fixed_string(const CharT * str, decltype(N) len)
{
for (decltype(N) x = 0; x < len; x++) {
arr.at(x) = str[x];
}
arr.at(N) = '\0';
}
constexpr const char *
s() const
{
return arr.data();
}
constexpr operator const char *() const
{
return s();
}
constexpr std::string_view
v() const
{
return {arr.data(), arr.size() - 1};
}
constexpr auto &
operator[](std::size_t n) const
{
return arr[n];
}
constexpr auto
size() const
{
return arr.size() - 1;
}
std::array<CharT, N + 1> arr;
};
template<typename CharT, std::size_t N>
basic_fixed_string(const CharT (&str)[N]) -> basic_fixed_string<CharT, N - 1>;
}
#endif
|
