coffee/etl
1
0
Fork 0
mirror of https://github.com/ETLCPP/etl.git synced 2026-10-28 18:07:10 +08:00
Code Issues Packages Projects Releases Wiki Activity

Optimisation of strings

Browse Source
This commit is contained in:
John Wellbelove 2025-06-01 13:49:14 +01:00
parent f178cde02d
commit 155050b816
2 changed files with 20 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

18
include/etl/char_traits.h
View File

@ -139,17 +139,19 @@ namespace etl
//*************************************************************************
static ETL_CONSTEXPR14 size_t length(const char_type* begin)
{
const char_type* end = begin;
if (end != 0)
if (begin == ETL_NULLPTR)
{
while (*end++ != 0)
{
// Do nothing.
}
return 0;
}
return size_t(end - begin);
const char_type* end = begin;
while (*end++ != 0)
{
// Do nothing.
}
return size_t(end - begin) - 1;
}
//*************************************************************************

10
test/test_char_traits.cpp
View File

@ -55,6 +55,16 @@ namespace
//*************************************************************************
TEST(test_strlen)
{
CHECK_EQUAL(0U, etl::strlen((const char*)0));
CHECK_EQUAL(0U, etl::strlen((const wchar_t*)0));
CHECK_EQUAL(0U, etl::strlen((const char16_t*)0));
CHECK_EQUAL(0U, etl::strlen((const char32_t*)0));
CHECK_EQUAL(0U, etl::strlen(""));
CHECK_EQUAL(0U, etl::strlen(L""));
CHECK_EQUAL(0U, etl::strlen(u""));
CHECK_EQUAL(0U, etl::strlen(U""));
CHECK_EQUAL(6U, etl::strlen("qwerty"));
CHECK_EQUAL(6U, etl::strlen(L"qwerty"));
CHECK_EQUAL(6U, etl::strlen(u"qwerty"));