196   auto iter = std::find_if(std::begin(convert_map), std::end(convert_map),  in UnescapeChar()
199   if (iter == std::end(convert_map)) {  in UnescapeChar()
208   auto iter = std::find_if(std::begin(convert_map), std::end(convert_map),  in EscapeChar()
211   if (iter == std::end(convert_map)) {  in EscapeChar()
253   size_t end = str.size() - 1;  in trim()  local
254   while (isspace(str[start]) != 0 && start < end) {  in trim()
257   while (isspace(str[end]) != 0 && start < end) {  in trim()
258     --end;  in trim()
260   if (start <= end) {  in trim()
261     return str.substr(start, end - start + 1);  in trim()
386     size_t end = value.find(':', start);  in ParseVectorInt()  local
387     if (end == std::string::npos) {  in ParseVectorInt()
391       result.push_back(ParseInt(value.substr(start, end - start)));  in ParseVectorInt()
392       start = end + 1;  in ParseVectorInt()