[mongodb] nested array/object support for PullOperator (#40056)

types/mongodb/index.d.ts

@@ -1208,7 +1208,7 @@ export type PushOperator<TSchema> = ({
 };
 
 export type PullOperator<TSchema> = ({
-    readonly [key in KeysOfAType<TSchema, any[]>]?: Unpacked<TSchema[key]> | QuerySelector<Unpacked<TSchema[key]>>;
+    readonly [key in KeysOfAType<TSchema, any[]>]?: Partial<Unpacked<TSchema[key]>> | ObjectQuerySelector<Unpacked<TSchema[key]>>;
 } &
     NotAcceptedFields<TSchema, any[]>) & {
     readonly [key: string]: QuerySelector<any> | any;
@@ -1365,6 +1365,8 @@ export type RootQuerySelector<T> = {
     [key: string]: any;
 };
 
+export type ObjectQuerySelector<T> = T extends object ? {[key in keyof T]?: QuerySelector<T[key]> } : QuerySelector<T>;
+
 export type Condition<T> = MongoAltQuery<T> | QuerySelector<MongoAltQuery<T>>;
 
 export type FilterQuery<T> = {

types/mongodb/test/collection/updateX.ts

@@ -7,7 +7,8 @@ async function run() {
     const db = client.db('test');
 
     interface SubTestModel {
-        field: string;
+        field1: string;
+        field2: string;
     }
 
     // test with collection type
@@ -106,6 +107,8 @@ async function run() {
     buildUpdateQuery({ $pull: { fruitTags: { $in: ['a'] } } });
     buildUpdateQuery({ $pull: { 'dot.notation': 1 } });
     buildUpdateQuery({ $pull: { 'subInterfaceArray.$[]': { $in: ['a'] } } });
+    buildUpdateQuery({ $pull: { subInterfaceArray: { field1: 'a' } }});
+    buildUpdateQuery({ $pull: { subInterfaceArray: { field1: { $in: ['a'] } }  }});
 
     buildUpdateQuery({ $push: { fruitTags: 'a' } });
     buildUpdateQuery({ $push: { fruitTags: { $each: ['a'] } } });