Merge pull request #129 from stopal-r7/graceful_exit

documentation and code fix for graceful exit

README.md

@@ -194,7 +194,13 @@ to be sure any pending logs have finished writing.
 ```javascript
 process.on('SIGINT', () => {
    logger.notice({ type: 'server', event: 'shutdown' });
-   logger.once('buffer drain', () => process.exit());
+   logger.once('buffer drain', () => {
+        logger.end(() => {
+            setTimeout(() => {
+                process.exit(0);
+            }, 2000); // this delay gives sometime for the underlying connection to flush its queue
+        });
+   });
 });
 ```
 

src/logger.js

@@ -197,16 +197,6 @@ class Logger extends Writable {
     });
   }
 
-  /**
-   * Stop reconnection along with its running connection(if any) and end the writable stream.
-   */
-  end() {
-    // invoke disconnect of reconnection so any running connection
-    // will be destroyed and we will stop reconnecting.
-    this.reconnection.disconnect();
-    super.end(...arguments);
-  }
-
   setDefaultEncoding() { /* no. */
   }