perf(types): remove extends Query in Schema.pre() and Schema.post(), loosen discriminator() generic

Re: #10349

Author: vkarpov15

types/index.d.ts

@@ -195,7 +195,7 @@ declare module 'mongoose' {
     /** Returns a copy of this schema */
     clone<T = this>(): T;
 
-    discriminator<T extends Schema = Schema>(name: string, schema: T): DiscriminatorSchema<DocType, M, TInstanceMethods, TQueryHelpers, TVirtuals, T>;
+    discriminator<T = Schema>(name: string, schema: T): DiscriminatorSchema<DocType, M, TInstanceMethods, TQueryHelpers, TVirtuals, T>;
 
     /** Returns a new schema that has the picked `paths` from this schema. */
     pick<T = this>(paths: string[], options?: SchemaOptions): T;
@@ -256,17 +256,17 @@ declare module 'mongoose' {
     /** Defines a post hook for the model. */
     post<T = HydratedDocument<DocType, TInstanceMethods>>(method: MongooseDocumentMiddleware | MongooseDocumentMiddleware[] | RegExp, fn: PostMiddlewareFunction<T, T>): this;
     post<T = HydratedDocument<DocType, TInstanceMethods>>(method: MongooseDocumentMiddleware | MongooseDocumentMiddleware[] | RegExp, options: SchemaPostOptions, fn: PostMiddlewareFunction<T, T>): this;
-    post<T extends Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | string | RegExp, fn: PostMiddlewareFunction<T, QueryResultType<T>>): this;
-    post<T extends Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | string | RegExp, options: SchemaPostOptions, fn: PostMiddlewareFunction<T, QueryResultType<T>>): this;
+    post<T = Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | RegExp, fn: PostMiddlewareFunction<T, QueryResultType<T>>): this;
+    post<T = Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | RegExp, options: SchemaPostOptions, fn: PostMiddlewareFunction<T, QueryResultType<T>>): this;
     post<T extends Aggregate<any>>(method: 'aggregate' | RegExp, fn: PostMiddlewareFunction<T, Array<AggregateExtract<T>>>): this;
     post<T extends Aggregate<any>>(method: 'aggregate' | RegExp, options: SchemaPostOptions, fn: PostMiddlewareFunction<T, Array<AggregateExtract<T>>>): this;
     post<T = M>(method: 'insertMany' | RegExp, fn: PostMiddlewareFunction<T, T>): this;
     post<T = M>(method: 'insertMany' | RegExp, options: SchemaPostOptions, fn: PostMiddlewareFunction<T, T>): this;
 
     post<T = HydratedDocument<DocType, TInstanceMethods>>(method: MongooseDocumentMiddleware | MongooseDocumentMiddleware[] | RegExp, fn: ErrorHandlingMiddlewareFunction<T>): this;
     post<T = HydratedDocument<DocType, TInstanceMethods>>(method: MongooseDocumentMiddleware | MongooseDocumentMiddleware[] | RegExp, options: SchemaPostOptions, fn: ErrorHandlingMiddlewareFunction<T>): this;
-    post<T extends Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | string | RegExp, fn: ErrorHandlingMiddlewareFunction<T>): this;
-    post<T extends Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | string | RegExp, options: SchemaPostOptions, fn: ErrorHandlingMiddlewareFunction<T>): this;
+    post<T = Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | RegExp, fn: ErrorHandlingMiddlewareFunction<T>): this;
+    post<T = Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | RegExp, options: SchemaPostOptions, fn: ErrorHandlingMiddlewareFunction<T>): this;
     post<T extends Aggregate<any>>(method: 'aggregate' | RegExp, fn: ErrorHandlingMiddlewareFunction<T, Array<any>>): this;
     post<T extends Aggregate<any>>(method: 'aggregate' | RegExp, options: SchemaPostOptions, fn: ErrorHandlingMiddlewareFunction<T, Array<any>>): this;
     post<T = M>(method: 'insertMany' | RegExp, fn: ErrorHandlingMiddlewareFunction<T>): this;
@@ -277,9 +277,8 @@ declare module 'mongoose' {
     pre<T = HydratedDocument<DocType, TInstanceMethods>>(method: 'save', options: SchemaPreOptions, fn: PreSaveMiddlewareFunction<T>): this;
     pre<T = HydratedDocument<DocType, TInstanceMethods>>(method: MongooseDocumentMiddleware | MongooseDocumentMiddleware[] | RegExp, fn: PreMiddlewareFunction<T>): this;
     pre<T = HydratedDocument<DocType, TInstanceMethods>>(method: MongooseDocumentMiddleware | MongooseDocumentMiddleware[] | RegExp, options: SchemaPreOptions, fn: PreMiddlewareFunction<T>): this;
-    pre<T extends Query<any, any>>(method: MongooseDocumentMiddleware | MongooseDocumentMiddleware[] | RegExp, options: SchemaPreOptions, fn: PreMiddlewareFunction<T>): this;
-    pre<T extends Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | string | RegExp, fn: PreMiddlewareFunction<T>): this;
-    pre<T extends Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | string | RegExp, options: SchemaPreOptions, fn: PreMiddlewareFunction<T>): this;
+    pre<T = Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | RegExp, fn: PreMiddlewareFunction<T>): this;
+    pre<T = Query<any, any>>(method: MongooseQueryMiddleware | MongooseQueryMiddleware[] | RegExp, options: SchemaPreOptions, fn: PreMiddlewareFunction<T>): this;
     pre<T extends Aggregate<any>>(method: 'aggregate' | RegExp, fn: PreMiddlewareFunction<T>): this;
     pre<T extends Aggregate<any>>(method: 'aggregate' | RegExp, options: SchemaPreOptions, fn: PreMiddlewareFunction<T>): this;
     pre<T = M>(method: 'insertMany' | RegExp, fn: (this: T, next: (err?: CallbackError) => void, docs: any | Array<any>) => void | Promise<void>): this;