49   StringPiece::const_iterator start = std::begin(str);  in SplitAndTransform()  local
52     current = std::find(start, end, sep);  in SplitAndTransform()
53     parts.emplace_back(start, current);  in SplitAndTransform()
58     start = current + 1;  in SplitAndTransform()
90   const char* start = str.data();  in TrimLeadingWhitespace()  local
91   const char* end = start + str.length();  in TrimLeadingWhitespace()
93   while (start != end && isspace(*start)) {  in TrimLeadingWhitespace()
94     start++;  in TrimLeadingWhitespace()
96   return StringPiece(start, end - start);  in TrimLeadingWhitespace()
104   const char* start = str.data();  in TrimTrailingWhitespace()  local
105   const char* end = start + str.length();  in TrimTrailingWhitespace()
107   while (end != start && isspace(*(end - 1))) {  in TrimTrailingWhitespace()
110   return StringPiece(start, end - start);  in TrimTrailingWhitespace()
118   const char* start = str.data();  in TrimWhitespace()  local
121   while (start != end && isspace(*start)) {  in TrimWhitespace()
122     start++;  in TrimWhitespace()
125   while (end != start && isspace(*(end - 1))) {  in TrimWhitespace()
129   return StringPiece(start, end - start);  in TrimWhitespace()
244 static size_t ConsumeDigits(const char* start, const char* end) {  in ConsumeDigits()  argument
245   const char* c = start;  in ConsumeDigits()
248   return static_cast<size_t>(c - start);  in ConsumeDigits()
377   const char* start = token_.end();  in operator ++()  local
379   if (start == end) {  in operator ++()
385   start += 1;  in operator ++()
386   const char* current = start;  in operator ++()
389       token_ = StringPiece(start, current - start);  in operator ++()
394   token_ = StringPiece(start, end - start);  in operator ++()