From 9128dbd28f2e29c4c22a789dce0ab569a505e1ae Mon Sep 17 00:00:00 2001
From: mohammad0-0ahmad <kurtular.vadisi@gmail.com>
Date: Mon, 4 Jul 2022 02:51:44 +0200
Subject: [PATCH] Infer nested schema array to Types.DocumentArray instead of
 normal array.

---
 test/types/schema.test.ts  | 11 ++++++++---
 types/inferschematype.d.ts |  2 +-
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/test/types/schema.test.ts b/test/types/schema.test.ts
index f99251a641b..6843e12cfaa 100644
--- a/test/types/schema.test.ts
+++ b/test/types/schema.test.ts
@@ -540,7 +540,7 @@ export type AutoTypedSchemaType = {
     favoritDrink?: 'Tea' | 'Coffee',
     favoritColorMode: 'dark' | 'light'
     friendID?: Types.ObjectId;
-    nestedArray: Array<{
+    nestedArray: Types.DocumentArray<{
       date: Date;
       messages?: number;
     }>
@@ -661,7 +661,12 @@ function gh12030() {
     ]
   });
 
-  // expectType<{ users: Types.DocumentArray<{ userName?: string, credit: number }> }>({} as InferSchemaType<typeof Schema3>);
+  expectType<{
+    users: Types.DocumentArray<{
+      credit: number;
+      username?: string;
+    }>;
+  }>({} as InferSchemaType<typeof Schema3>);
 
 
   const Schema4 = new Schema({
@@ -674,7 +679,7 @@ function gh12030() {
     data: { type: { role: Object }, default: {} }
   });
 
-  expectType<{ data: { role?: string } }>({} as InferSchemaType<typeof Schema5>);
+  expectType<{ data: { role?: any } }>({} as InferSchemaType<typeof Schema5>);
 
   const Schema6 = new Schema({
     track: {
diff --git a/types/inferschematype.d.ts b/types/inferschematype.d.ts
index 1cf0cf91bae..b32a97b9ef7 100644
--- a/types/inferschematype.d.ts
+++ b/types/inferschematype.d.ts
@@ -171,7 +171,7 @@ type PathEnumOrString<T extends SchemaTypeOptions<string>['enum']> = T extends (
  */
 type ResolvePathType<PathValueType, Options extends SchemaTypeOptions<PathValueType> = {}, TypeKey extends TypeKeyBaseType = DefaultTypeKey> =
   PathValueType extends Schema ? InferSchemaType<PathValueType> :
-    PathValueType extends (infer Item)[] ? IfEquals<Item, never, any, ResolvePathType<Item>>[] :
+    PathValueType extends (infer Item)[] ? IfEquals<Item, never, any[], Item extends Schema ? Types.DocumentArray<ResolvePathType<Item>> : ResolvePathType<Item>[]> :
       PathValueType extends StringSchemaDefinition ? PathEnumOrString<Options['enum']> :
         PathValueType extends NumberSchemaDefinition ? number :
           PathValueType extends DateSchemaDefinition ? Date :