39 std::string StringHelper::Uppercase(const std::string &in) {  in Uppercase()  argument
40     std::string out{in};  in Uppercase()
49 std::string StringHelper::Lowercase(const std::string &in) {  in Lowercase()  argument
50     std::string out{in};  in Lowercase()
59 std::string StringHelper::Capitalize(const std::string &in) {  in Capitalize()  argument
60     std::string out{in};  in Capitalize()
94 void StringHelper::Tokenize(const std::string& in, std::vector<std::string>* vec) {  in Tokenize()  argument
96     if (in.empty()) return;  in Tokenize()
98     if (in.find('_') != std::string::npos) {  in Tokenize()
100         SplitString(in, '_', &snakeCaseComponents);  in Tokenize()
112     std::string copy(in);  in Tokenize()
129             LOG(WARNING) << "Could not stylize \"" << in << "\"";  in Tokenize()
138 std::string StringHelper::ToCamelCase(const std::string &in) {  in ToCamelCase()  argument
140     Tokenize(in, &components);  in ToCamelCase()
142         if (!in.empty())  in ToCamelCase()
143             LOG(WARNING) << "Could not stylize \"" << in << "\"";  in ToCamelCase()
144         return in;  in ToCamelCase()
153 std::string StringHelper::ToPascalCase(const std::string &in) {  in ToPascalCase()  argument
155     Tokenize(in, &components);  in ToPascalCase()
162 std::string StringHelper::ToUpperSnakeCase(const std::string &in) {  in ToUpperSnakeCase()  argument
164     Tokenize(in, &components);  in ToUpperSnakeCase()
171 std::string StringHelper::ToLowerSnakeCase(const std::string &in) {  in ToLowerSnakeCase()  argument
173     Tokenize(in, &components);  in ToLowerSnakeCase()
180 std::string StringHelper::ToCase(StringHelper::Case c, const std::string &in) {  in ToCase()  argument
183         return ToCamelCase(in);  in ToCase()
185         return ToPascalCase(in);  in ToCase()
187         return ToUpperSnakeCase(in);  in ToCase()
189         return ToLowerSnakeCase(in);  in ToCase()
191         return in;  in ToCase()
194     return in;  in ToCase()
197 bool StringHelper::EndsWith(const std::string &in, const std::string &suffix) {  in EndsWith()  argument
198     return in.size() >= suffix.size() &&  in EndsWith()
199            in.substr(in.size() - suffix.size()) == suffix;  in EndsWith()
202 bool StringHelper::StartsWith(const std::string &in, const std::string &prefix) {  in StartsWith()  argument
203     return in.size() >= prefix.size() &&  in StartsWith()
204            in.substr(0, prefix.size()) == prefix;  in StartsWith()
207 std::string StringHelper::RTrim(const std::string &in, const std::string &suffix) {  in RTrim()  argument
208     if (EndsWith(in, suffix)) {  in RTrim()
209         return in.substr(0, in.size() - suffix.size());  in RTrim()
212     return in;  in RTrim()
215 std::string StringHelper::LTrim(const std::string &in, const std::string &prefix) {  in LTrim()  argument
216     if (StartsWith(in, prefix)) {  in LTrim()
217         return in.substr(prefix.size());  in LTrim()
220     return in;  in LTrim()
223 std::string StringHelper::RTrimAll(const std::string &in, const std::string &suffix) {  in RTrimAll()  argument
225         return in;  in RTrimAll()
228     std::string copy(in);  in RTrimAll()
236 std::string StringHelper::LTrimAll(const std::string &in, const std::string &prefix) {  in LTrimAll()  argument
238         return in;  in LTrimAll()
241     std::string copy(in);  in LTrimAll()