From 8d45b2e1be22cba3e4a0d223328d6cad4fc016d1 Mon Sep 17 00:00:00 2001
From: ulrichb <ulrich.b@gmx.at>
Date: Mon, 25 Mar 2019 21:44:15 +0100
Subject: [PATCH] Add `Model.createCollection()` (#34193)

---
 types/mongoose/index.d.ts        | 6 ++++++
 types/mongoose/mongoose-tests.ts | 3 +++
 2 files changed, 9 insertions(+)

diff --git a/types/mongoose/index.d.ts b/types/mongoose/index.d.ts
index ac01ba61bf..a56e14a086 100644
--- a/types/mongoose/index.d.ts
+++ b/types/mongoose/index.d.ts
@@ -2989,6 +2989,12 @@ declare module "mongoose" {
     create(...docs: any[]): Promise<T>;
     create(...docsWithCallback: any[]): Promise<T>;
 
+    /**
+     * Create the collection for this model. By default, if no indexes are specified, mongoose will not create the
+     * collection for the model until any documents are created. Use this method to create the collection explicitly.
+     */
+    createCollection(options?: mongodb.CollectionCreateOptions, cb?: (err: any) => void): Promise<void>;
+
     /**
      * Adds a discriminator type.
      * @param name discriminator model name
diff --git a/types/mongoose/mongoose-tests.ts b/types/mongoose/mongoose-tests.ts
index 6eda6d5eb0..5f2dd1bbc6 100644
--- a/types/mongoose/mongoose-tests.ts
+++ b/types/mongoose/mongoose-tests.ts
@@ -1648,6 +1648,9 @@ MongoModel.create([{ type: 'jelly bean' }, {
   arg[0].save();
   arg[1].save();
 });
+MongoModel.createCollection().then(() => {});
+MongoModel.createCollection({ capped: true, max: 42 }).then(() => {});
+MongoModel.createCollection({ capped: true, max: 42 }, err => {});
 MongoModel.distinct('url', { clicks: {$gt: 100}}, function (err, result) {
 });
 MongoModel.distinct('url').exec(cb);