#ifndef EXCEPTIONS
#define EXCEPTIONS

#include <string>

/**
 * Generic Exception class
 */
class RuntimeException {  
private:
  std::string errorMsg;
public:
  RuntimeException(const std::string& err) { errorMsg = err; }
  std::string getMessage() const { return errorMsg; }
};


inline std::ostream& operator<<(std::ostream& out, const RuntimeException& e)
{ return out << e.getMessage(); }

/**
 * Exception thrown on performing min operations on empty priority queue.
 */
class EmptyContainerException : public RuntimeException {  
 public:
  EmptyContainerException(const std::string& err) : RuntimeException(err) {}
};

#endif