Method convertUTF8To16

src/utils/stringutil.cc:419–431

std::basic_string<char16_t> StringUtil::convertUTF8To16(
    const std::basic_string<char>& str) {
  std::basic_string<char16_t> out;

  const char* cur = str.data();
  const char* end = cur + str.length();
  char16_t chr;
  while ((chr = UTF8::nextCodepoint(&cur, end)) > 0) {
    out += chr;
  }

  return out;
}

std::basic_string<char> StringUtil::convertUTF32To8(
    const std::basic_string<char32_t>& str) {