qtrocket/Logger.h

63 lines
1.2 KiB
C++

#ifndef UTILS_LOGGER_H
#define UTILS_LOGGER_H
/// \cond
// C headers
// C++ headers
#include <fstream>
#include <mutex>
#include <string_view>
// 3rd party headers
/// \endcond
namespace utils
{
/**
* @todo write docs
*/
class Logger
{
public:
enum LogLevel
{
ERROR_,
WARN_,
INFO_,
DEBUG_,
PERF_
};
static Logger* getInstance();
~Logger();
Logger(Logger const&) = delete;
Logger(Logger&&) = delete;
Logger& operator=(Logger const&) = delete;
Logger& operator=(Logger&&) = delete;
void setLogLevel(const LogLevel& lvl);
inline void error(std::string_view msg) { log(msg, ERROR_); }
inline void warn(std::string_view msg) { log(msg, WARN_); }
inline void info(std::string_view msg) { log(msg, INFO_); }
inline void debug(std::string_view msg) { log(msg, DEBUG_); }
inline void perf(std::string_view msg) { log(msg, PERF_); }
void log(std::ostream& o, const std::string& msg);
private:
void log(std::string_view msg, const LogLevel& lvl);
LogLevel currentLevel;
std::ofstream outFile;
static Logger* instance;
std::mutex mtx;
Logger();
};
} // namespace utils
#endif // UTILS_LOGGER_H