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fix for the parse_number_string

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This commit is contained in:
IRainman 2025-05-07 20:18:57 +03:00
parent f7d5037a4f
commit 6b22957188
1 changed files with 6 additions and 9 deletions
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15
include/fast_float/ascii_number.h
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@ -396,8 +396,8 @@ parse_number_string(UC const *p, UC const *pend,
} }
} }
#endif #endif
} else if (digit_count == } else if (digit_count == 0) {
0) { // we must have encountered at least one integer! // We must have encountered at least one integer!
return report_parse_error<UC>(p, parse_error::no_digits_in_mantissa); return report_parse_error<UC>(p, parse_error::no_digits_in_mantissa);
} }
// We have now parsed the integer and the fraction part of the mantissa. // We have now parsed the integer and the fraction part of the mantissa.
@ -407,8 +407,7 @@ parse_number_string(UC const *p, UC const *pend,
bool neg_exp = false; bool neg_exp = false;
if (p != pend) { if (p != pend) {
UC const *location_of_e; UC const *location_of_e;
if (chars_format_t(options.format & chars_format::scientific) || if (chars_format_t(options.format & chars_format::scientific)) {
chars_format_t(options.format & chars_format::fixed)) {
switch (*p) { switch (*p) {
case UC('e'): case UC('e'):
case UC('E'): case UC('E'):
@ -485,13 +484,11 @@ parse_number_string(UC const *p, UC const *pend,
exp_number = -exp_number; exp_number = -exp_number;
} }
answer.exponent += exp_number; answer.exponent += exp_number;
} } else if (chars_format_t(options.format & chars_format::scientific) &&
#ifndef FASTFLOAT_ONLY_POSITIVE_C_NUMBER_WO_INF_NAN !chars_format_t(options.format & chars_format::fixed)) {
else if (chars_format_t(options.format & detail::basic_fortran_fmt)) { // If it scientific and not fixed, we have to bail out.
// In Fortran the number in exponent part is mandatory.
return report_parse_error<UC>(p, parse_error::missing_exponential_part); return report_parse_error<UC>(p, parse_error::missing_exponential_part);
} }
#endif
} }
// We parsed all parts of the number, let's save progress. // We parsed all parts of the number, let's save progress.