139     std::vector<std::string> components;  in ToCamelCase()  local
140     Tokenize(in, &components);  in ToCamelCase()
141     if (components.empty()) {  in ToCamelCase()
146     components[0] = Lowercase(components[0]);  in ToCamelCase()
147     for (size_t i = 1; i < components.size(); i++) {  in ToCamelCase()
148         components[i] = Capitalize(components[i]);  in ToCamelCase()
150     return JoinStrings(components, "");  in ToCamelCase()
154     std::vector<std::string> components;  in ToPascalCase()  local
155     Tokenize(in, &components);  in ToPascalCase()
156     for (size_t i = 0; i < components.size(); i++) {  in ToPascalCase()
157         components[i] = Capitalize(components[i]);  in ToPascalCase()
159     return JoinStrings(components, "");  in ToPascalCase()
163     std::vector<std::string> components;  in ToUpperSnakeCase()  local
164     Tokenize(in, &components);  in ToUpperSnakeCase()
165     for (size_t i = 0; i < components.size(); i++) {  in ToUpperSnakeCase()
166         components[i] = Uppercase(components[i]);  in ToUpperSnakeCase()
168     return JoinStrings(components, "_");  in ToUpperSnakeCase()
172     std::vector<std::string> components;  in ToLowerSnakeCase()  local
173     Tokenize(in, &components);  in ToLowerSnakeCase()
174     for (size_t i = 0; i < components.size(); i++) {  in ToLowerSnakeCase()
175         components[i] = Lowercase(components[i]);  in ToLowerSnakeCase()
177     return JoinStrings(components, "_");  in ToLowerSnakeCase()
250         const std::string &s, char c, std::vector<std::string> *components) {  in SplitString()  argument
251     components->clear();  in SplitString()
256         components->push_back(s.substr(startPos, matchPos - startPos));  in SplitString()
261         components->push_back(s.substr(startPos));  in SplitString()
266         const std::vector<std::string> &components,  in JoinStrings()  argument
270     for (const auto &component : components) {  in JoinStrings()