- void warning (String) const; // should use member func?
- void non_fatal_error (String) const;
- void error (String) const;
- void message (String) const;
+ void warning (std::string) const; // should use member func?
+ void non_fatal_error (std::string) const;
+ void error (std::string) const;
+ void message (std::string) const;