From 1c6f54499402cff5ac0108d3fd3f3f18297c74bd Mon Sep 17 00:00:00 2001
From: Durran Jordan <durran@gmail.com>
Date: Mon, 22 Mar 2021 15:38:01 +0100
Subject: [PATCH] fix: always close gridfs upload stream on finish (#2759)

---
 src/gridfs-stream/upload.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/gridfs-stream/upload.ts b/src/gridfs-stream/upload.ts
index c605b8226e..c9b29ed928 100644
--- a/src/gridfs-stream/upload.ts
+++ b/src/gridfs-stream/upload.ts
@@ -67,6 +67,8 @@ export class GridFSBucketWriteStream extends Writable {
   };
   writeConcern?: WriteConcern;
 
+  /** @event */
+  static readonly CLOSE = 'close';
   /** @event */
   static readonly ERROR = 'error';
   /**
@@ -325,6 +327,7 @@ function checkDone(stream: GridFSBucketWriteStream, callback?: Callback): boolea
         return __handleError(stream, error, callback);
       }
       stream.emit(GridFSBucketWriteStream.FINISH, filesDoc);
+      stream.emit(GridFSBucketWriteStream.CLOSE);
     });
 
     return true;