Function CountChar

libs/base/string_utils.hpp:117–126

template <std::convertible_to<std::string_view> Utf8>
size_t CountChar(Utf8 const & utf8)
{
  size_t codePoints = 0;

  for (auto const c : utf8)
    if ((c & 0xC0) != 0x80)
      ++codePoints;

  return codePoints;
}

bool Truncate(std::string & utf8, size_t const maxTextLengthPlus1);