class usage_error: public std::runtime_error
{
private:
- std::string help_;
+ std::string m_help;
public:
- usage_error(const std::string &w, const std::string &h = std::string()): std::runtime_error(w), help_(h) { }
+ usage_error(const std::string &w, const std::string &h = std::string()): std::runtime_error(w), m_help(h) { }
virtual ~usage_error() throw() = default;
- const char *help() const throw() { return help_.c_str(); }
+ const char *help() const throw() { return m_help.c_str(); }
};