cpp-logger/include/logger/logger.h

//
//  logger.hpp
//  logger
//
//  Created by Sam Jaffe on 9/3/16.
//

#pragma once

//
//  Logger.hpp
//  DanmakuRPG
//
//  Created by Sam Jaffe on 7/18/15.
//  Copyright (c) 2015 Sam Jaffe. All rights reserved.
//

#pragma once

#include <cstdarg>
#include <cstdlib>
#include <cstring>
#include <memory>
#include <string>

#include "message.h"

#define log_message(logger, lvl, ...)                                          \
  logger.log(level::lvl, log_here, __VA_ARGS__)

namespace logging {
  enum class level : int;
  struct location_info;
  class logger_impl;
  struct logpacket;

  class logger {
  private:
    friend class manager;
    std::string const logger_name_;
    std::shared_ptr<logger_impl> impl_;

  public:
    ~logger();

    template <typename... Args>
    inline void log(level ll, std::string const & interp, Args &&... args) {
      log(ll, message(interp, std::forward<Args>(args)...));
    }

    template <typename... Args>
    inline void log(level ll, location_info const & info,
                    std::string const & interp, Args &&... args) {
      log(ll, info, message(interp, std::forward<Args>(args)...));
    }

    void log(level ll, message const &);

    void flush();

  protected:
    logger(std::string const & name, std::shared_ptr<logger_impl> impl);

  private:
    void log(level ll, location_info const & info, message const &);
  };
}