Files
opm-common/opm/common/utility/String.hpp
2020-04-04 17:10:13 +02:00

109 lines
2.6 KiB
C++

#ifndef OPM_UTILITY_STRING_HPP
#define OPM_UTILITY_STRING_HPP
#include <algorithm>
#include <cctype>
#include <sstream>
#include <string>
#include <vector>
namespace Opm {
template< typename T, typename U >
U& uppercase( const T& src, U& dst ) {
const auto up = []( char c ) { return std::toupper( c ); };
std::transform( std::begin( src ), std::end( src ), std::begin( dst ), up );
return dst;
}
template< typename T >
typename std::decay< T >::type uppercase( T&& x ) {
typename std::decay< T >::type t( std::forward< T >( x ) );
return uppercase( t, t );
}
template<typename T>
std::string ltrim_copy(const T& s)
{
auto ret = std::string(s.c_str());
const auto start = ret.find_first_not_of(" \t\n\r\f\v");
if (start == std::string::npos)
return "";
return ret.substr(start);
}
template<typename T>
std::string rtrim_copy(const T& s)
{
auto ret = std::string(s.c_str());
const auto end = ret.find_last_not_of(" \t\n\r\f\v");
if (end == std::string::npos)
return "";
return ret.substr(0, end + 1);
}
template<typename T>
std::string trim_copy(const T& s)
{
return ltrim_copy( rtrim_copy(s) );
}
template<typename T>
void replaceAll(T& data, const T& toSearch, const T& replace)
{
// Get the first occurrence
size_t pos = data.find(toSearch);
// Repeat till end is reached
while (pos != std::string::npos)
{
// Replace this occurrence of Sub String
data.replace(pos, toSearch.size(), replace);
// Get the next occurrence from the current position
pos = data.find(toSearch, pos + replace.size());
}
}
inline std::vector<std::string> split_string(const std::string& input,
char delimiter)
{
std::vector<std::string> result;
std::string token;
std::istringstream tokenStream(input);
while (std::getline(tokenStream, token, delimiter))
result.push_back(token);
return result;
}
inline std::vector<std::string> split_string(const std::string& input,
const std::string& delimiters)
{
std::vector<std::string> result;
std::string::size_type start = 0;
while (start < input.size()) {
auto end = input.find_first_of(delimiters, start);
if (end == std::string::npos) {
result.push_back(input.substr(start));
end = input.size() - 1;
} else if (end != start)
result.push_back(input.substr(start, end-start));
start = end + 1;
}
return result;
}
}
#endif //OPM_UTILITY_STRING_HPP