33   void FindShortestSeparator(std::string* start,  in FindShortestSeparator()  argument
36     size_t min_length = std::min(start->size(), limit.size());  in FindShortestSeparator()
39            ((*start)[diff_index] == limit[diff_index])) {  in FindShortestSeparator()
46       uint8_t start_byte = static_cast<uint8_t>((*start)[diff_index]);  in FindShortestSeparator()
56         (*start)[diff_index]++;  in FindShortestSeparator()
57         start->resize(diff_index + 1);  in FindShortestSeparator()
68         while (diff_index < start->size()) {  in FindShortestSeparator()
71           if (static_cast<uint8_t>((*start)[diff_index]) <  in FindShortestSeparator()
73             (*start)[diff_index]++;  in FindShortestSeparator()
74             start->resize(diff_index + 1);  in FindShortestSeparator()
80       assert(Compare(*start, limit) < 0);  in FindShortestSeparator()
147   void FindShortestSeparator(std::string* start,  in FindShortestSeparator()  argument
150     size_t min_length = std::min(start->size(), limit.size());  in FindShortestSeparator()
153            ((*start)[diff_index] == limit[diff_index])) {  in FindShortestSeparator()
169       uint8_t start_byte = static_cast<uint8_t>((*start)[diff_index]);  in FindShortestSeparator()
171       if (start_byte > limit_byte && diff_index < start->size() - 1) {  in FindShortestSeparator()
183         std::string old_start = *start;  in FindShortestSeparator()
185         start->resize(diff_index + 1);  in FindShortestSeparator()
187         assert(old_start >= *start);  in FindShortestSeparator()
189         assert(Slice(*start).compare(limit) > 0);  in FindShortestSeparator()