Function JoinStringT

src/butil/strings/string_util.cc:605–619

template<typename STR>
static STR JoinStringT(const std::vector<STR>& parts, const STR& sep) {
  if (parts.empty())
    return STR();

  STR result(parts[0]);
  typename std::vector<STR>::const_iterator iter = parts.begin();
  ++iter;

  for (; iter != parts.end(); ++iter) {
    result += sep;
    result += *iter;
  }

  return result;
}

std::string JoinString(const std::vector<std::string>& parts, char sep) {
  return JoinStringT(parts, std::string(1, sep));