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Add allow_leading_plus and skip_white_space in chars_format #280

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Merged
lemire merged 11 commits into from
Nov 21, 2024
Merged

Add allow_leading_plus and skip_white_space in chars_format #280

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0bbba96
move from feature macros to format flags
dalle Nov 20, 2024
48252a6
check feature macros in once place
dalle Nov 20, 2024
d80be1a
RFC 8259 obsoletes RFC 7159
dalle Nov 20, 2024
cd28b56
update rcppfastfloat_test
dalle Nov 20, 2024
43a428d
remove feature macro from tests
dalle Nov 20, 2024
1e188d9
add missing json test
dalle Nov 20, 2024
3e26cf4
add failing test for wide chars
dalle Nov 20, 2024
7ff885d
fix for is_space for wchar_t and larger char types
dalle Nov 20, 2024
50ee38a
fix for fastfloat_strncasecmp for wchar_t and larger char types
dalle Nov 20, 2024
dead62d
disable test if fast-math is enabled
dalle Nov 20, 2024
4ed0177
update and reformat README.md
dalle Nov 21, 2024
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fix for fastfloat_strncasecmp for wchar_t and larger char types
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@dalle
dalle committed Nov 20, 2024
commit 50ee38af65944a81e60649c29553062f7a383d47
11 changes: 7 additions & 4 deletions include/fast_float/float_common.h
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Original file line number Diff line number Diff line change
Expand Up @@ -222,12 +222,15 @@ fastfloat_really_inline constexpr bool is_supported_char_type() {
// Compares two ASCII strings in a case insensitive manner.
template <typename UC>
inline FASTFLOAT_CONSTEXPR14 bool
fastfloat_strncasecmp(UC const *input1, UC const *input2, size_t length) {
char running_diff{0};
fastfloat_strncasecmp(UC const *actual_mixedcase, UC const *expected_lowercase,
size_t length) {
for (size_t i = 0; i < length; ++i) {
running_diff |= (char(input1[i]) ^ char(input2[i]));
UC const actual = actual_mixedcase[i];
if ((actual < 256 ? actual | 32 : actual) != expected_lowercase[i]) {
return false;
}
}
return (running_diff == 0) || (running_diff == 32);
return true;
}

#ifndef FLT_EVAL_METHOD
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