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Don't treat empty strings as numbers

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This commit is contained in:
Andrzej Rybczak
2024-07-24 19:38:30 +02:00
parent 6f8d12da8c
commit b2c8ca91c4
1 changed files with 2 additions and 1 deletions
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src/utility/comparators.cpp
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@@ -47,7 +47,8 @@ long long strToLL(const char *s, size_t len)
int LocaleStringComparison::compare(const char *a, size_t a_len, const char *b, size_t b_len) const int LocaleStringComparison::compare(const char *a, size_t a_len, const char *b, size_t b_len) const
{ {
// If both strings are numbers, compare them as such. // If both strings are numbers, compare them as such.
if (std::all_of(a, a + a_len, isdigit) && std::all_of(b, b + b_len, isdigit)) if ( a_len > 0 && std::all_of(a, a + a_len, isdigit)
&& b_len > 0 && std::all_of(b, b + b_len, isdigit))
return strToLL(a, a_len) - strToLL(b, b_len); return strToLL(a, a_len) - strToLL(b, b_len);
size_t ac_off = 0, bc_off = 0; size_t ac_off = 0, bc_off = 0;