conversions.h

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#ifndef CONVERSIONS_H
#define CONVERSIONS_H

#include <iostream>
#include <sstream>
#include <iomanip>
#include <string>
#include <limits>

template<typename T> inline std::string toString(const T &value) {
        std::ostringstream out;
        out << value;
        return out.str();
}

template<> inline std::string toString<bool>(const bool &value) {
        std::ostringstream out;
        out << std::boolalpha << value;
        return out.str();
}

template<> inline std::string toString<double>(const double &value) {
        const int sigDigits = std::numeric_limits<double>::digits10;
        std::ostringstream out;
        out << std::setprecision(sigDigits) << value;
        return out.str();
}

template<> inline std::string toString<float>(const float &value) {
        const int sigDigits = std::numeric_limits<float>::digits10;
        std::ostringstream out;
        out << std::setprecision(sigDigits) << value;
        return out.str();
}

template<> inline std::string toString<long double>(const long double &value) {
        const int sigDigits = std::numeric_limits<long double>::digits10;
        std::ostringstream out;
        out << std::setprecision(sigDigits) << value;
        return out.str();
}

// Only for optimalization reasons - if there is someone trying to
// convert std::string into std::string...
template<> inline std::string toString<std::string>(const std::string &value) {
        return std::string(value);
}

// Only for optimalization reasons - if there is someone trying to
// convert char * into std::string...
typedef char * PtrToChar;
template<> inline std::string toString<PtrToChar>(const PtrToChar &value) {
        return std::string(value);
}

// Only for optimalization reasons - if there is someone trying to
// convert char into std::string...
template<> inline std::string toString<char>(const char &value) {
        return std::string(1, value);
}

template<typename N> inline bool strToNum(const std::string &str,
        N &number, std::ios_base &(* format)(std::ios_base &) = std::dec) {
        return !(std::istringstream(str) >> format >> number).fail();
}

#endif // #ifndef CONVERSIONS_H

// End of file conversions.h