39 std::string StringHelper::Uppercase(const std::string &in) {  in Uppercase()
40     std::string out{in};  in Uppercase()
49 std::string StringHelper::Lowercase(const std::string &in) {  in Lowercase()
50     std::string out{in};  in Lowercase()
59 std::string StringHelper::Capitalize(const std::string &in) {  in Capitalize()
60     std::string out{in};  in Capitalize()
71 static void combineSingleCharTokens(const std::vector<std::string>& from,  in combineSingleCharTokens()
72                                     std::vector<std::string>* to) {  in combineSingleCharTokens()
73     std::string current;  in combineSingleCharTokens()
74     for (const std::string& str : from) {  in combineSingleCharTokens()
94 void StringHelper::Tokenize(const std::string& in, std::vector<std::string>* vec) {  in Tokenize()
98     if (in.find('_') != std::string::npos) {  in Tokenize()
99         std::vector<std::string> snakeCaseComponents;  in Tokenize()
101         for (const std::string& comp : snakeCaseComponents) {  in Tokenize()
102             std::vector<std::string> tokens;  in Tokenize()
112     std::string copy(in);  in Tokenize()
113     std::vector<std::string> matches;  in Tokenize()
114     std::vector<std::string> tmpVec;  in Tokenize()
122             std::string& maxmatch = matches[0];  in Tokenize()
123             for (std::string& match : matches)  in Tokenize()
138 std::string StringHelper::ToCamelCase(const std::string &in) {  in ToCamelCase()
139     std::vector<std::string> components;  in ToCamelCase()
153 std::string StringHelper::ToPascalCase(const std::string &in) {  in ToPascalCase()
154     std::vector<std::string> components;  in ToPascalCase()
162 std::string StringHelper::ToUpperSnakeCase(const std::string &in) {  in ToUpperSnakeCase()
163     std::vector<std::string> components;  in ToUpperSnakeCase()
171 std::string StringHelper::ToLowerSnakeCase(const std::string &in) {  in ToLowerSnakeCase()
172     std::vector<std::string> components;  in ToLowerSnakeCase()
180 std::string StringHelper::ToCase(StringHelper::Case c, const std::string &in) {  in ToCase()
197 bool StringHelper::EndsWith(const std::string &in, const std::string &suffix) {  in EndsWith()
202 bool StringHelper::StartsWith(const std::string &in, const std::string &prefix) {  in StartsWith()
207 std::string StringHelper::RTrim(const std::string &in, const std::string &suffix) {  in RTrim()
215 std::string StringHelper::LTrim(const std::string &in, const std::string &prefix) {  in LTrim()
223 std::string StringHelper::RTrimAll(const std::string &in, const std::string &suffix) {  in RTrimAll()
228     std::string copy(in);  in RTrimAll()
236 std::string StringHelper::LTrimAll(const std::string &in, const std::string &prefix) {  in LTrimAll()
241     std::string copy(in);  in LTrimAll()
250         const std::string &s, char c, std::vector<std::string> *components) {  in SplitString()
255     while ((matchPos = s.find(c, startPos)) != std::string::npos) {  in SplitString()
265 std::string StringHelper::JoinStrings(  in JoinStrings()
266         const std::vector<std::string> &components,  in JoinStrings()
267         const std::string &separator) {  in JoinStrings()
268     std::string out;  in JoinStrings()