code: function exposeAPI(log){
      return {
          emerg: log(_loglevel.EMERGENCY),
          emergency: log(_loglevel.EMERGENCY),
  
          alert: log(_loglevel.ALERT),
  
          crit: log(_loglevel.CRITICAL),
          critical: log(_loglevel.CRITICAL),
  
          error: log(_loglevel.ERROR),
          err: log(_loglevel.ERROR),
  
          warning: log(_loglevel.WARNING),
          warn: log(_loglevel.WARNING),
  
          notice: log(_loglevel.NOTICE),
  
          log: log(_loglevel.INFO),
          info: log(_loglevel.INFO),
  
          debug: log(_loglevel.DEBUG)
      };
  }
docs: utility function to expose logging api