mirror/fmt
1
0
Fork 0
mirror of https://github.com/fmtlib/fmt.git synced 2024-12-26 00:21:13 +00:00
Code Issues Packages Projects Releases Wiki Activity

Detemplatize code_point_length_impl

Browse Source
This commit is contained in:
Victor Zverovich 2022-08-26 15:45:00 -07:00
parent f98048b621
commit 91481f255c
1 changed files with 3 additions and 4 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

7
include/fmt/core.h
View File

@ -2297,16 +2297,15 @@ constexpr auto to_ascii(Char c) -> underlying_t<Char> {
return c;
}
template <typename Char>
FMT_CONSTEXPR auto code_point_length_impl(Char begin) -> int {
FMT_CONSTEXPR inline auto code_point_length_impl(char c) -> int {
return "\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\1\0\0\0\0\0\0\0\0\2\2\2\2\3\3\4"
[static_cast<unsigned char>(begin) >> 3];
[static_cast<unsigned char>(c) >> 3];
}
template <typename Char>
FMT_CONSTEXPR auto code_point_length(const Char* begin) -> int {
if (const_check(sizeof(Char) != 1)) return 1;
int len = code_point_length_impl(*begin);
int len = code_point_length_impl(static_cast<char>(*begin));
// Compute the pointer to the next character early so that the next
// iteration can start working on the next character. Neither Clang