fix(): return a typed schema from create for class method

Author: kamilmysliwiec

lib/factories/schema.factory.ts

@@ -4,12 +4,14 @@ import { TypeMetadataStorage } from '../storages/type-metadata.storage';
 import { DefinitionsFactory } from './definitions.factory';
 
 export class SchemaFactory {
-  static createForClass<T = any>(target: Type<unknown>) {
+  static createForClass<T extends Type<unknown> = any>(
+    target: T,
+  ): mongoose.Schema<mongoose.Document<InstanceType<T>>> {
     const schemaDefinition = DefinitionsFactory.createForClass(target);
     const schemaMetadata = TypeMetadataStorage.getSchemaMetadataByTarget(
       target,
     );
-    return new mongoose.Schema(
+    return new mongoose.Schema<mongoose.Document<InstanceType<T>>>(
       schemaDefinition,
       schemaMetadata && schemaMetadata.options,
     );

package-lock.json

@@ -36,7 +36,7 @@
     "husky": "4.3.5",
     "jest": "26.6.3",
     "lint-staged": "10.5.3",
-    "mongoose": "5.11.5",
+    "mongoose": "^5.11.10",
     "prettier": "2.2.1",
     "reflect-metadata": "0.1.13",
     "release-it": "14.2.2",