ClassName.h

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#ifndef UTILITIES_GENERAL_CLASSNAME_H
#define UTILITIES_GENERAL_CLASSNAME_H
//
#include <typeinfo>
#include <string>
#include <cstdlib>

inline std::string firstNonNumeric(const char* sc) {
  std::string s(sc);
  size_t pos = s.find_first_not_of("0123456789");
  s.erase(0, pos);
  return s;
}

class Demangle {
public:
  Demangle(const char* sc);

  const char* operator()() const { return demangle; }

  ~Demangle() {
    if (demangle)
      free((void*)demangle);
  }

private:
  char* demangle;
};

template <class T>
inline std::string className(const T& t) {
  return std::string(Demangle(typeid(t).name())());
}

template <class T>
class ClassName {
public:
  static const std::string& name() {
    static const std::string ln(Demangle(typeid(T).name())());
    return ln;
  }
};

#endif  // UTILITIES_GENERAL_CLASSNAME_H