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adding a few utility methods to blah string

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Noel Berry
2022-12-05 19:18:03 -08:00
parent 1e2a009778
commit 916ddc2020
2 changed files with 64 additions and 41 deletions
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22
src/blah_string.cpp
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@ -20,30 +20,36 @@ namespace
constexpr bool blah_compare_ignore_case(char a, char b) { return blah_to_lower(a) == blah_to_lower(b); };
constexpr bool blah_compare_with_case(char a, char b) { return a == b; };
#define BLAH_ASSERT_INPUT_STRING(input) \
BLAH_ASSERT(!(input >= cstr() && input < cstr() + length()), "Assigning string to itself is bad news!")
}
void BaseString::assign(const char* cstr, const char* cstr_end)
void BaseString::assign(const char* cstr_start, const char* cstr_end)
{
BLAH_ASSERT_INPUT_STRING(cstr_start);
s_clear();
append(cstr, cstr_end);
append(cstr_start, cstr_end);
}
void BaseString::append(const char* cstr, const char* cstr_end)
void BaseString::append(const char* cstr_start, const char* cstr_end)
{
BLAH_ASSERT_INPUT_STRING(cstr_start);
// make sure values are valid
if (cstr == nullptr || *cstr == '\0')
if (cstr_start == nullptr || *cstr_start == '\0')
return;
if (cstr_end == nullptr)
cstr_end = cstr + blah_strlen(cstr);
cstr_end = cstr_start + blah_strlen(cstr_start);
// reserve (+1 for null-terminator)
auto len = length();
s_ensure(len + (cstr_end - cstr) + 1);
s_ensure(len + (cstr_end - cstr_start) + 1);
// copy value over to our buffer
char* dst = s_ptr() + len;
while (cstr < cstr_end)
*(dst++) = *(cstr++);
while (cstr_start < cstr_end)
*(dst++) = *(cstr_start++);
}
void BaseString::append(const u16* u16_cstr, const u16* u16_cstr_end, bool swap_endian)