code: function LogWatcher(dirpath, maxfiles, ignoreInitial) {
  		_classCallCheck(this, LogWatcher);
  
  		var _this = _possibleConstructorReturn(this, (LogWatcher.__proto__ || Object.getPrototypeOf(LogWatcher)).call(this));
  
  		_this._dirpath = dirpath || DEFAULT_SAVE_DIR;
  		_this._filter = isCommanderLog;
  		_this._maxfiles = maxfiles || 3;
  		_this._logDetailMap = {};
  		_this._ops = [];
  		_this._op = null;
  		_this._startTime = new Date();
  		_this._timer = null;
  		_this._die = false;
  		_this._ignoreInitial = ignoreInitial || false;
  		_this.stopped = false;
  		_this._loop();
  		_this.emit('Started');
  		return _this;
  	}
docs: Construct the log watcher.
  @param dirpath {string} The directory to watch.
  @param maxfiles {number} Maximum amount of files to process.
  @param ignoreInitial {boolean} Ignore initial read or not.