BibTexHelper.h

#pragma once
#include <string>
#include <unordered_set>
#include <unordered_map>
 
namespace prism
{
 
class BibTexHelper
{
public:
  static BibTexHelper & instance();
  void clear();
  void checkCiteKey(const std::string & file, const std::string & citekey);
 
#ifdef TESTING
  void collectReferences(const std::string & bibfile);
#endif
 
private:
  friend class NetworkParser;
  BibTexHelper() {}
 
  BibTexHelper(const BibTexHelper &) = delete;
  BibTexHelper & operator=(const BibTexHelper &) = delete;
 
  static BibTexHelper * _instance;
 
  std::unordered_map<std::string, std::unordered_set<std::string>> _refs;
#ifndef TESTING
  void collectReferences(const std::string & bibfile);
#endif
};
}