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Update cx::string to be more level with string_view

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rexy712
2022-06-19 18:46:02 -07:00
parent e5d8c0f567
commit 00355a64c6
8 changed files with 269 additions and 137 deletions
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34
include/rexy/compat/cpp17/string_base.hpp
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@@ -201,6 +201,40 @@ namespace rexy{
return l = (l + r);
}
template<class T, class Char, std::enable_if_t<is_string<T>::value, int> = 0>
constexpr std::size_t find_first_of(T&& t, const Char* c, std::size_t start, std::size_t size){
if(start > t.length()){
return rexy::npos;
}
for(auto it = t.cbegin() + start;it != t.cend();++it){
for(std::size_t i = 0;i < size;++i){
if(*it == c[i]){
return it - t.cbegin();
}
}
}
return rexy::npos;
}
template<class T, class Char, std::enable_if_t<is_string<T>::value, int> = 0>
constexpr std::size_t find_last_of(T&& t, const Char* c, std::size_t start, std::size_t size){
if(start > t.length()){
return rexy::npos;
}
const auto b = t.cend() - 1;
const auto e = t.cbegin() - 1 - start;
for(auto it = b;it != e;--it){
for(std::size_t i = 0;i < size;++i){
if(*it == c[i]){
return it - t.cbegin();
}
}
}
return rexy::npos;
}
}
#endif