#ifndef DATASTORE_H
#define DATASTORE_H
// DataStore.h - ....

#include <vector>

class DataStore
{
public:
  using iterator = std::vector<std::string>::iterator;
  void save(const std::string& filespec) { store.push_back(filespec);  }
  void save(const std::string& filename, const std::string& path) {}
  iterator begin() { return store.begin(); }
  iterator end() { return store.end(); }
private:
  std::vector<std::string> store;
};
#endif