From 6d85a30ecac8d72d269b6f7643c5a57fd2eee0fa Mon Sep 17 00:00:00 2001
From: Chathu Vishwaijith <4evercreations@gmail.com>
Date: Wed, 25 Sep 2019 04:39:29 +0530
Subject: [PATCH] Add omitUndefined to QueryFindOneAndUpdateOptions  #36437
 (#38115)

---
 types/mongoose/index.d.ts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/types/mongoose/index.d.ts b/types/mongoose/index.d.ts
index 191a90549a..c14b5641c4 100644
--- a/types/mongoose/index.d.ts
+++ b/types/mongoose/index.d.ts
@@ -30,6 +30,7 @@
 //                 Boris Figovsky <https://github.com/borfig>
 //                 Simon Driscoll <https://github.com/dinodeSimon>
 //                 Anton Kenikh <https://github.com/anthony-kenikh>
+//                 Chathu Vishwajith <https://github.com/iamchathu>
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.8
 
@@ -2276,6 +2277,10 @@ declare module "mongoose" {
       multipleCastError?: boolean;
     /** Field selection. Equivalent to .select(fields).findOneAndUpdate() */
     fields?: any | string;
+    /** If true, delete any properties whose value is undefined when casting an update. In other words, 
+    if this is set, Mongoose will delete baz from the update in Model.updateOne({}, { foo: 'bar', baz: undefined }) 
+    before sending the update to the server.**/
+    omitUndefined?: boolean;                       
   }
 
   interface QueryUpdateOptions extends ModelUpdateOptions {