Method close

lib/winston/logger.js:435–441

* Cleans up resources (streams, event listeners) for all transports * associated with this instance (if necessary). * @returns {Logger} - TODO: add return description.

()

   * @returns {Logger} - TODO: add return description.
   */
  close() {
    this.exceptions.unhandle();
    this.rejections.unhandle();
    this.clear();
    this.emit('close');
    return this;
  }

  /**
   * Sets the `target` levels specified on this instance.