chore(@nestjs) publish v7.4.4 release

fix(deps): update dependency mongoose to v5.10.2

.circleci/config.yml

@@ -70,10 +70,10 @@ jobs:
     docker:
       - image: circleci/node:10
 
-  test_node_8:
+  test_node_14:
     <<: *unit-tests-template
     docker:
-      - image: circleci/node:8
+      - image: circleci/node:14
 
   lint:
     working_directory: ~/nest
@@ -160,15 +160,15 @@ workflows:
   build-and-test:
     jobs:
       - build
+      - test_node_14:
+          requires:
+            - build
       - test_node_12:
           requires:
             - build
       - test_node_10:
           requires:
             - build
-      - test_node_8:
-          requires:
-            - build
       - lint:
           requires:
             - build

.github/workflows/codeql-analysis.yml

@@ -0,0 +1,54 @@
+name: "CodeQL"
+
+on:
+  push:
+    branches: [master, ]
+  pull_request:
+    # The branches below must be a subset of the branches above
+    branches: [master]
+  schedule:
+    - cron: '0 17 * * 4'
+
+jobs:
+  analyse:
+    name: Analyse
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v2
+      with:
+        # We must fetch at least the immediate parents so that if this is
+        # a pull request then we can checkout the head.
+        fetch-depth: 2
+
+    # If this run was triggered by a pull request event, then checkout
+    # the head of the pull request instead of the merge commit.
+    - run: git checkout HEAD^2
+      if: ${{ github.event_name == 'pull_request' }}
+
+    # Initializes the CodeQL tools for scanning.
+    - name: Initialize CodeQL
+      uses: github/codeql-action/init@v1
+      # Override language selection by uncommenting this and choosing your languages
+      # with:
+      #   languages: go, javascript, csharp, python, cpp, java
+
+    # Autobuild attempts to build any compiled languages  (C/C++, C#, or Java).
+    # If this step fails, then you should remove it and run the build manually (see below)
+    - name: Autobuild
+      uses: github/codeql-action/autobuild@v1
+
+    # ℹ️ Command-line programs to run using the OS shell.
+    # 📚 https://git.io/JvXDl
+
+    # ✏️ If the Autobuild fails above, remove it and uncomment the following three lines
+    #    and modify them (or add more) to build your code if your project
+    #    uses a compiled language
+
+    #- run: |
+    #   make bootstrap
+    #   make release
+
+    - name: Perform CodeQL Analysis
+      uses: github/codeql-action/analyze@v1

Readme.md

@@ -54,9 +54,11 @@ With official support, you can get expert help straight from Nest core team. We
 
 Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
 
-#### Principal Sponsor
-
-<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="220" /></a>
+#### Principal Sponsors
+<table style="text-align:center;"><tr><td>
+<a href="https://github.com/Sanofi-IADC" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/sanofi.png" width="180" valign="middle" /></a></td><td>
+<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="180" valign="middle" /></a></td>
+</tr></table>
 
 #### Silver Sponsors
 
@@ -84,7 +86,11 @@ Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
 <a href="https://www.codeguesser.co.uk" target="_blank"><img src="https://nestjs.com/img/codeguesser-logo.svg" width="120" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://tekhattan.com" target="_blank"><img src="https://nestjs.com/img/tekhattan-logo.png" width="110" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://f-a.nz/" target="_blank"><img src="https://nestjs.com/img/franz.svg" width="80" valign="middle" /></a> </td><td align="center" valign="middle">
-<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td></tr></table>
+<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td>
+  <td align="center" valign="middle">
+  <a href="https://genuinebee.com/" target="_blank"><img src="https://nestjs.com/img/genuinebee.svg" width="97" valign="middle" /></a> </td></tr>
+<tr><td align="center" valign="middle"><a href="https://sanyodigital.com/" target="_blank"><img src="https://nestjs.com/img/sanyo-digital.png" width="130" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://vpn-review.com/vpn-for-torrenting" target="_blank"><img src="https://nestjs.com/img/vpn-review-logo.png" width="85" valign="middle" /></a></td>
+  </tr></table>
 
 ## Backers
 

integration/docker-compose.yml

@@ -23,7 +23,7 @@ services:
       - "9001:9001"
     restart: always
   mysql:
-    image: mysql:5.7.30
+    image: mysql:5.7.31
     environment:
       MYSQL_ROOT_PASSWORD: root
       MYSQL_DATABASE: test
@@ -57,7 +57,7 @@ services:
   kafka:
     container_name: test-kafka
     hostname: kafka
-    image: confluentinc/cp-kafka:5.3.2
+    image: confluentinc/cp-kafka:5.5.1
     depends_on:
       - zookeeper
     ports:

integration/hello-world/e2e/fastify-adapter.spec.ts

@@ -3,7 +3,6 @@ import {
   NestFastifyApplication,
 } from '@nestjs/platform-fastify';
 import { Test } from '@nestjs/testing';
-import { fail } from 'assert';
 import { expect } from 'chai';
 import { ApplicationModule } from '../src/app.module';
 
@@ -54,19 +53,14 @@ describe('Hello world (fastify adapter)', () => {
         method: 'GET',
         url: '/host',
       })
-      .then(
-        ({ payload }) => {
-          fail(`Unexpected success: ${payload}`);
-        },
-        err => {
-          expect(err.getResponse()).to.be.eql({
-            error: 'Internal Server Error',
-            message:
-              'HTTP adapter does not support filtering on host: ":tenant.example.com"',
-            statusCode: 500,
-          });
-        },
-      );
+      .then(({ payload }) => {
+        expect(JSON.parse(payload)).to.be.eql({
+          error: 'Internal Server Error',
+          message:
+            'HTTP adapter does not support filtering on host: ":tenant.example.com"',
+          statusCode: 500,
+        });
+      });
   });
 
   afterEach(async () => {

integration/injector/e2e/introspection.spec.ts

@@ -0,0 +1,34 @@
+import { Scope } from '@nestjs/common';
+import { ModuleRef } from '@nestjs/core';
+import { Test, TestingModule } from '@nestjs/testing';
+import { expect } from 'chai';
+import { ScopedModule, STATIC_FACTORY } from '../src/scoped/scoped.module';
+import { ScopedService } from '../src/scoped/scoped.service';
+import { TransientService } from '../src/scoped/transient.service';
+
+describe('Providers introspection', () => {
+  let testingModule: TestingModule;
+  let moduleRef: ModuleRef;
+
+  beforeEach(async () => {
+    testingModule = await Test.createTestingModule({
+      imports: [ScopedModule],
+    }).compile();
+    moduleRef = testingModule.get(ModuleRef);
+  });
+
+  it('should properly introspect a transient provider', async () => {
+    const introspectionResult = moduleRef.introspect(TransientService);
+    expect(introspectionResult.scope).to.be.equal(Scope.TRANSIENT);
+  });
+
+  it('should properly introspect a singleton provider', async () => {
+    const introspectionResult = moduleRef.introspect(STATIC_FACTORY);
+    expect(introspectionResult.scope).to.be.equal(Scope.DEFAULT);
+  });
+
+  it('should properly introspect a request-scoped provider', async () => {
+    const introspectionResult = moduleRef.introspect(ScopedService);
+    expect(introspectionResult.scope).to.be.equal(Scope.REQUEST);
+  });
+});

integration/injector/e2e/scoped-instances.spec.ts

@@ -54,13 +54,19 @@ describe('Scoped Instances', () => {
   it('should dynamically resolve request-scoped provider', async () => {
     const request1 = await testingModule.resolve(ScopedService);
     const request2 = await testingModule.resolve(ScopedService);
-    const request3 = await testingModule.resolve(ScopedService, { id: 1 });
+
+    const ctxId = { id: 1 };
+    const requestProvider = { host: 'localhost' };
+    testingModule.registerRequestByContextId(requestProvider, ctxId);
+
+    const request3 = await testingModule.resolve(ScopedService, ctxId);
     const requestFactory = await testingModule.resolve(REQUEST_SCOPED_FACTORY);
 
     expect(request1).to.be.instanceOf(ScopedService);
     expect(request2).to.be.instanceOf(ScopedService);
     expect(request3).to.not.be.equal(request2);
     expect(requestFactory).to.be.true;
+    expect(request3.request).to.be.equal(requestProvider);
   });
 
   it('should dynamically resolve request-scoped controller', async () => {

integration/injector/src/scoped/scoped.service.ts

@@ -1,4 +1,7 @@
-import { Injectable, Scope } from '@nestjs/common';
+import { Inject, Injectable, Scope } from '@nestjs/common';
+import { REQUEST } from '@nestjs/core';
 
 @Injectable({ scope: Scope.REQUEST })
-export class ScopedService {}
+export class ScopedService {
+  constructor(@Inject(REQUEST) public readonly request) {}
+}

integration/microservices/e2e/sum-rpc.spec.ts

@@ -50,6 +50,20 @@ describe('RPC transport', () => {
       .expect(200, '15');
   });
 
+  it(`/POST (useFactory client)`, () => {
+    return request(server)
+      .post('/useFactory?command=sum')
+      .send([1, 2, 3, 4, 5])
+      .expect(200, '15');
+  });
+
+  it(`/POST (useClass client)`, () => {
+    return request(server)
+      .post('/useClass?command=sum')
+      .send([1, 2, 3, 4, 5])
+      .expect(200, '15');
+  });
+
   it(`/POST (concurrent)`, () => {
     return request(server)
       .post('/concurrent')

integration/microservices/src/app.controller.ts

@@ -1,4 +1,11 @@
-import { Body, Controller, HttpCode, Post, Query } from '@nestjs/common';
+import {
+  Body,
+  Controller,
+  HttpCode,
+  Inject,
+  Post,
+  Query,
+} from '@nestjs/common';
 import {
   Client,
   ClientProxy,
@@ -11,6 +18,10 @@ import { scan } from 'rxjs/operators';
 
 @Controller()
 export class AppController {
+  constructor(
+    @Inject('USE_CLASS_CLIENT') private useClassClient: ClientProxy,
+    @Inject('USE_FACTORY_CLIENT') private useFactoryClient: ClientProxy,
+  ) {}
   static IS_NOTIFIED = false;
 
   @Client({ transport: Transport.TCP })
@@ -22,6 +33,24 @@ export class AppController {
     return this.client.send<number>({ cmd }, data);
   }
 
+  @Post('useFactory')
+  @HttpCode(200)
+  callWithClientUseFactory(
+    @Query('command') cmd,
+    @Body() data: number[],
+  ): Observable<number> {
+    return this.useFactoryClient.send<number>({ cmd }, data);
+  }
+
+  @Post('useClass')
+  @HttpCode(200)
+  callWithClientUseClass(
+    @Query('command') cmd,
+    @Body() data: number[],
+  ): Observable<number> {
+    return this.useClassClient.send<number>({ cmd }, data);
+  }
+
   @Post('stream')
   @HttpCode(200)
   stream(@Body() data: number[]): Observable<number> {

integration/microservices/src/app.module.ts

@@ -1,7 +1,59 @@
-import { Module } from '@nestjs/common';
+import { Module, Injectable } from '@nestjs/common';
 import { AppController } from './app.controller';
+import {
+  ClientsModule,
+  Transport,
+  ClientsModuleOptionsFactory,
+  ClientOptions,
+} from '@nestjs/microservices';
+
+@Injectable()
+class ConfigService {
+  private readonly config = {
+    transport: Transport.TCP,
+  };
+  get(key: string) {
+    return this.config[key];
+  }
+}
 
 @Module({
+  providers: [ConfigService],
+  exports: [ConfigService],
+})
+class ConfigModule {}
+
+@Injectable()
+class ClientOptionService implements ClientsModuleOptionsFactory {
+  constructor(private readonly configService: ConfigService) {}
+  createClientOptions(): Promise<ClientOptions> | ClientOptions {
+    return {
+      transport: this.configService.get('transport'),
+      options: {},
+    };
+  }
+}
+
+@Module({
+  imports: [
+    ClientsModule.registerAsync([
+      {
+        imports: [ConfigModule],
+        name: 'USE_FACTORY_CLIENT',
+        useFactory: (configService: ConfigService) => ({
+          transport: configService.get('transport'),
+          options: {},
+        }),
+        inject: [ConfigService],
+      },
+      {
+        imports: [ConfigModule],
+        name: 'USE_CLASS_CLIENT',
+        useClass: ClientOptionService,
+        inject: [ConfigService],
+      },
+    ]),
+  ],
   controllers: [AppController],
 })
 export class ApplicationModule {}

lerna.json

@@ -3,5 +3,5 @@
   "packages": [
     "packages/*"
   ],
-  "version": "7.2.0"
+  "version": "7.4.4"
 }

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/core",
-  "version": "7.0.11",
+  "version": "7.4.0",
   "description": "Modern, fast, powerful node.js web framework",
   "homepage": "https://nestjs.com",
   "repository": {
@@ -52,54 +52,53 @@
   },
   "dependencies": {
     "@nuxtjs/opencollective": "0.2.2",
-    "axios": "0.19.2",
-    "class-transformer": "0.2.3",
+    "axios": "0.20.0",
+    "class-transformer": "0.3.1",
     "class-validator": "0.12.2",
     "cli-color": "2.0.0",
     "cors": "2.8.5",
     "express": "4.17.1",
-    "fast-json-stringify": "2.1.0",
+    "fast-json-stringify": "2.2.3",
     "fast-safe-stringify": "2.0.7",
     "iterare": "1.2.1",
     "object-hash": "2.0.3",
     "path-to-regexp": "3.2.0",
     "reflect-metadata": "0.1.13",
-    "rxjs": "6.5.5",
+    "rxjs": "6.6.2",
     "socket.io": "2.3.0",
-    "uuid": "8.1.0",
-    "tslib": "2.0.0"
+    "uuid": "8.3.0",
+    "tslib": "2.0.1"
   },
   "devDependencies": {
     "@codechecks/client": "0.1.10",
-    "@commitlint/cli": "8.3.5",
-    "@commitlint/config-angular": "8.3.4",
-    "@grpc/proto-loader": "0.5.4",
-    "@nestjs/graphql": "7.4.1",
-    "@nestjs/mongoose": "7.0.1",
-    "@nestjs/typeorm": "7.1.0",
+    "@commitlint/cli": "9.1.2",
+    "@commitlint/config-angular": "9.1.2",
+    "@grpc/proto-loader": "0.5.5",
+    "@nestjs/graphql": "7.6.0",
+    "@nestjs/mongoose": "7.0.2",
+    "@nestjs/typeorm": "7.1.1",
     "@types/amqplib": "0.5.13",
     "@types/bytes": "3.1.0",
     "@types/cache-manager": "2.10.3",
-    "@types/chai": "4.2.11",
-    "@types/chai-as-promised": "7.1.2",
-    "@types/cors": "2.8.6",
-    "@types/express": "4.17.6",
-    "@types/fastify-cors": "2.1.0",
+    "@types/chai": "4.2.12",
+    "@types/chai-as-promised": "7.1.3",
+    "@types/cors": "2.8.7",
+    "@types/express": "4.17.7",
     "@types/gulp": "4.0.6",
-    "@types/mocha": "7.0.2",
-    "@types/mongoose": "5.7.26",
+    "@types/mocha": "8.0.3",
+    "@types/mongoose": "5.7.36",
     "@types/node": "10.17.3",
-    "@types/redis": "2.8.22",
+    "@types/redis": "2.8.26",
     "@types/reflect-metadata": "0.0.5",
-    "@types/sinon": "9.0.4",
-    "@types/socket.io": "2.1.8",
-    "@types/ws": "7.2.5",
-    "@typescript-eslint/eslint-plugin": "3.3.0",
-    "@typescript-eslint/parser": "3.3.0",
+    "@types/sinon": "9.0.5",
+    "@types/socket.io": "2.1.11",
+    "@types/ws": "7.2.6",
+    "@typescript-eslint/eslint-plugin": "3.10.1",
+    "@typescript-eslint/parser": "3.10.1",
     "amqp-connection-manager": "3.2.0",
-    "amqplib": "0.5.6",
-    "apollo-server-express": "2.15.0",
-    "artillery": "1.6.0",
+    "amqplib": "0.6.0",
+    "apollo-server-express": "2.17.0",
+    "artillery": "1.6.1",
     "awesome-typescript-loader": "5.2.1",
     "body-parser": "1.19.0",
     "bytes": "3.1.0",
@@ -108,23 +107,23 @@
     "chai-as-promised": "7.1.1",
     "clang-format": "1.4.0",
     "commitlint-circle": "1.0.0",
-    "concurrently": "5.2.0",
-    "conventional-changelog": "3.1.21",
+    "concurrently": "5.3.0",
+    "conventional-changelog": "3.1.23",
     "core-js": "3.6.5",
     "coveralls": "3.1.0",
     "delete-empty": "3.0.0",
     "engine.io-client": "3.4.3",
-    "eslint": "7.2.0",
+    "eslint": "7.7.0",
     "eslint-config-prettier": "6.11.0",
-    "eslint-plugin-import": "2.21.2",
+    "eslint-plugin-import": "2.22.0",
     "fancy-log": "1.3.3",
-    "fastify": "2.14.1",
-    "fastify-cors": "3.0.3",
-    "fastify-formbody": "3.2.0",
-    "fastify-multipart": "1.0.6",
-    "fastify-static": "2.7.0",
-    "graphql": "15.1.0",
-    "graphql-tools": "6.0.10",
+    "fastify": "3.3.0",
+    "fastify-cors": "4.1.0",
+    "fastify-formbody": "5.0.0",
+    "fastify-multipart": "3.1.0",
+    "fastify-static": "3.2.0",
+    "graphql": "15.3.0",
+    "graphql-tools": "6.1.0",
     "grpc": "1.24.3",
     "gulp": "4.0.2",
     "gulp-clang-format": "1.0.27",
@@ -133,35 +132,38 @@
     "gulp-typescript": "5.0.1",
     "gulp-watch": "5.0.1",
     "husky": "4.2.5",
-    "imports-loader": "1.0.0",
+    "imports-loader": "1.1.0",
     "json-loader": "0.5.7",
     "kafkajs": "1.12.0",
     "lerna": "2.11.0",
-    "lint-staged": "10.2.11",
+    "light-my-request": "4.0.2",
+    "lint-staged": "10.2.13",
     "markdown-table": "2.0.0",
     "merge-graphql-schemas": "1.7.8",
-    "mocha": "7.1.2",
-    "mongoose": "5.9.19",
-    "mqtt": "4.1.0",
+    "middie": "5.1.0",
+    "mocha": "8.1.3",
+    "mongoose": "5.10.2",
+    "mqtt": "4.2.1",
     "multer": "1.4.2",
     "mysql": "2.18.1",
-    "nats": "1.4.9",
+    "nats": "1.4.12",
     "nodemon": "2.0.4",
     "nyc": "15.1.0",
-    "prettier": "2.0.5",
+    "point-of-view": "4.4.0",
+    "prettier": "2.1.1",
     "redis": "3.0.2",
-    "rxjs-compat": "6.5.5",
-    "sinon": "9.0.2",
+    "rxjs-compat": "6.6.2",
+    "sinon": "9.0.3",
     "sinon-chai": "3.5.0",
     "socket.io-client": "2.3.0",
-    "subscriptions-transport-ws": "0.9.16",
+    "subscriptions-transport-ws": "0.9.18",
     "supertest": "4.0.2",
-    "ts-morph": "7.1.1",
-    "ts-node": "8.10.2",
+    "ts-morph": "8.1.0",
+    "ts-node": "9.0.0",
     "typeorm": "0.2.25",
-    "typescript": "3.9.5",
+    "typescript": "4.0.2",
     "wrk": "1.2.0",
-    "ws": "7.3.0"
+    "ws": "7.3.1"
   },
   "engines": {
     "node": ">= 10.13.0"
@@ -192,7 +194,7 @@
       "packages/microservices/microservices-module.ts",
       "packages/core/middleware/middleware-module.ts",
       "packages/core/injector/module-ref.ts",
-      "packages/core/injector/container-scanner.ts",
+      "packages/core/injector/instance-links-host.ts",
       "packages/common/cache/**/*",
       "packages/common/serializer/**/*",
       "packages/common/services/logger.service.ts"

packages/common/Readme.md

@@ -54,9 +54,11 @@ With official support, you can get expert help straight from Nest core team. We
 
 Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
 
-#### Principal Sponsor
-
-<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="220" /></a>
+#### Principal Sponsors
+<table style="text-align:center;"><tr><td>
+<a href="https://github.com/Sanofi-IADC" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/sanofi.png" width="180" valign="middle" /></a></td><td>
+<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="180" valign="middle" /></a></td>
+</tr></table>
 
 #### Silver Sponsors
 
@@ -84,7 +86,11 @@ Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
 <a href="https://www.codeguesser.co.uk" target="_blank"><img src="https://nestjs.com/img/codeguesser-logo.svg" width="120" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://tekhattan.com" target="_blank"><img src="https://nestjs.com/img/tekhattan-logo.png" width="110" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://f-a.nz/" target="_blank"><img src="https://nestjs.com/img/franz.svg" width="80" valign="middle" /></a> </td><td align="center" valign="middle">
-<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td></tr></table>
+<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td>
+  <td align="center" valign="middle">
+  <a href="https://genuinebee.com/" target="_blank"><img src="https://nestjs.com/img/genuinebee.svg" width="97" valign="middle" /></a> </td></tr>
+<tr><td align="center" valign="middle"><a href="https://sanyodigital.com/" target="_blank"><img src="https://nestjs.com/img/sanyo-digital.png" width="130" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://vpn-review.com/vpn-for-torrenting" target="_blank"><img src="https://nestjs.com/img/vpn-review-logo.png" width="85" valign="middle" /></a></td>
+  </tr></table>
 
 ## Backers
 

packages/common/cache/interceptors/cache.interceptor.ts

@@ -45,7 +45,7 @@ export class CacheInterceptor implements NestInterceptor {
     }
     try {
       const value = await this.cacheManager.get(key);
-      if (value) {
+      if (!isNil(value)) {
         return of(value);
       }
 

packages/common/exceptions/index.ts

@@ -13,7 +13,9 @@ export * from './unsupported-media-type.exception';
 export * from './unprocessable-entity.exception';
 export * from './internal-server-error.exception';
 export * from './not-implemented.exception';
+export * from './http-version-not-supported.exception';
 export * from './bad-gateway.exception';
 export * from './service-unavailable.exception';
 export * from './gateway-timeout.exception';
 export * from './im-a-teapot.exception';
+export * from './precondition-failed.exception';

packages/common/exceptions/precondition-failed.exception.ts

@@ -0,0 +1,49 @@
+import { HttpStatus } from '../enums/http-status.enum';
+import { HttpException } from './http.exception';
+
+/**
+ * Defines an HTTP exception for *Precondition Failed* type errors.
+ *
+ * @see [Base Exceptions](https://docs.nestjs.com/exception-filters#base-exceptions)
+ *
+ * @publicApi
+ */
+export class PreconditionFailedException extends HttpException {
+  /**
+   * Instantiate a `PreconditionFailedException` Exception.
+   *
+   * @example
+   * `throw new PreconditionFailedException()`
+   *
+   * @usageNotes
+   * The HTTP response status code will be 412.
+   * - The `objectOrError` argument defines the JSON response body or the message string.
+   * - The `description` argument contains a short description of the HTTP error.
+   *
+   * By default, the JSON response body contains two properties:
+   * - `statusCode`: this will be the value 412.
+   * - `message`: the string `'Precondition Failed'` by default; override this by supplying
+   * a string in the `objectOrError` parameter.
+   *
+   * If the parameter `objectOrError` is a string, the response body will contain an
+   * additional property, `error`, with a short description of the HTTP error. To override the
+   * entire JSON response body, pass an object instead. Nest will serialize the object
+   * and return it as the JSON response body.
+   *
+   * @param objectOrError string or object describing the error condition.
+   * @param description a short description of the HTTP error.
+   */
+  constructor(
+    objectOrError?: string | object | any,
+    description = 'Precondition Failed',
+  ) {
+    super(
+      HttpException.createBody(
+        objectOrError,
+        description,
+        HttpStatus.PRECONDITION_FAILED,
+      ),
+      HttpStatus.PRECONDITION_FAILED,
+    );
+  }
+}

packages/common/index.ts

@@ -30,12 +30,14 @@ export {
   INestApplication,
   INestApplicationContext,
   INestMicroservice,
+  IntrospectionResult,
   MiddlewareConsumer,
+  ModuleMetadata,
   NestApplicationOptions,
+  NestHybridApplicationOptions,
   NestInterceptor,
   NestMiddleware,
   NestModule,
-  NestHybridApplicationOptions,
   OnApplicationBootstrap,
   OnApplicationShutdown,
   OnModuleDestroy,

packages/common/interfaces/http/http-server.interface.ts

@@ -54,7 +54,9 @@ export interface HttpServer<TRequest = any, TResponse = any> {
   setViewEngine?(engineOrOptions: any): this;
   createMiddlewareFactory(
     method: RequestMethod,
-  ): (path: string, callback: Function) => any;
+  ):
+    | ((path: string, callback: Function) => any)
+    | Promise<(path: string, callback: Function) => any>;
   getRequestHostname?(request: TRequest): string;
   getRequestMethod?(request: TRequest): string;
   getRequestUrl?(request: TResponse): string;
@@ -65,4 +67,5 @@ export interface HttpServer<TRequest = any, TResponse = any> {
   initHttpServer(options: NestApplicationOptions): void;
   close(): any;
   getType(): string;
+  init?(): Promise<void>;
 }

packages/common/interfaces/index.ts

@@ -15,12 +15,9 @@ export * from './features/pipe-transform.interface';
 export * from './hooks';
 export * from './http/http-server.interface';
 export * from './injectable.interface';
+export * from './microservices/nest-hybrid-application-options.interface';
 export * from './middleware';
-export * from './modules/dynamic-module.interface';
-export * from './modules/forward-reference.interface';
-export * from './modules/module-metadata.interface';
-export * from './modules/nest-module.interface';
-export * from './modules/provider.interface';
+export * from './modules';
 export * from './nest-application-context.interface';
 export * from './nest-application-options.interface';
 export * from './nest-application.interface';
@@ -28,4 +25,3 @@ export * from './nest-microservice.interface';
 export * from './scope-options.interface';
 export * from './type.interface';
 export * from './websockets/web-socket-adapter.interface';
-export * from './microservices/nest-hybrid-application-options.interface';

packages/common/interfaces/modules/index.ts

@@ -1,5 +1,6 @@
 export * from './dynamic-module.interface';
 export * from './forward-reference.interface';
+export * from './introspection-result.interface';
 export * from './module-metadata.interface';
 export * from './nest-module.interface';
 export * from './provider.interface';

packages/common/interfaces/modules/introspection-result.interface.ts

@@ -0,0 +1,11 @@
+import { Scope } from '../scope-options.interface';
+
+/**
+ * @publicApi
+ */
+export interface IntrospectionResult {
+  /**
+   * Enum defining lifetime of host class or factory.
+   */
+  scope: Scope;
+}

packages/common/interfaces/nest-application-context.interface.ts

@@ -34,6 +34,15 @@ export interface INestApplicationContext {
     options?: { strict: boolean },
   ): Promise<TResult>;
 
+  /**
+   * Registers the request/context object for a given context ID (DI container sub-tree).
+   * @returns {void}
+   */
+  registerRequestByContextId<T = any>(
+    request: T,
+    contextId: { id: number },
+  ): void;
+
   /**
    * Terminates the application
    * @returns {Promise<void>}

packages/common/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/common",
-  "version": "7.2.0",
+  "version": "7.4.4",
   "description": "Nest - modern, fast, powerful node.js web framework (@common)",
   "author": "Kamil Mysliwiec",
   "homepage": "https://nestjs.com",
@@ -17,11 +17,11 @@
   },
   "license": "MIT",
   "dependencies": {
-    "axios": "0.19.2",
+    "axios": "0.20.0",
     "cli-color": "2.0.0",
     "iterare": "1.2.1",
-    "tslib": "2.0.0",
-    "uuid": "8.1.0"
+    "tslib": "2.0.1",
+    "uuid": "8.3.0"
   },
   "peerDependencies": {
     "reflect-metadata": "^0.1.12",

packages/common/pipes/default-value.pipe.ts

@@ -14,7 +14,10 @@ export class DefaultValuePipe<T = any, R = any>
   constructor(private readonly defaultValue: R) {}
 
   transform(value?: T, _metadata?: ArgumentMetadata): T | R {
-    if (isNil(value)) {
+    if (
+      isNil(value) ||
+      (typeof value === 'number' && isNaN((value as unknown) as number))
+    ) {
       return this.defaultValue;
     }
     return value;

packages/common/pipes/validation.pipe.ts

@@ -6,6 +6,7 @@ import { ArgumentMetadata, ValidationError } from '../index';
 import { ClassTransformOptions } from '../interfaces/external/class-transform-options.interface';
 import { ValidatorOptions } from '../interfaces/external/validator-options.interface';
 import { PipeTransform } from '../interfaces/features/pipe-transform.interface';
+import { Type } from '../interfaces/type.interface';
 import {
   ErrorHttpStatusCode,
   HttpErrorByCode,
@@ -20,6 +21,7 @@ export interface ValidationPipeOptions extends ValidatorOptions {
   errorHttpStatusCode?: ErrorHttpStatusCode;
   exceptionFactory?: (errors: ValidationError[]) => any;
   validateCustomDecorators?: boolean;
+  expectedType?: Type<any>;
 }
 
 let classValidator: any = {};
@@ -32,6 +34,7 @@ export class ValidationPipe implements PipeTransform<any> {
   protected validatorOptions: ValidatorOptions;
   protected transformOptions: ClassTransformOptions;
   protected errorHttpStatusCode: ErrorHttpStatusCode;
+  protected expectedType: Type<any>;
   protected exceptionFactory: (errors: ValidationError[]) => any;
   protected validateCustomDecorators: boolean;
 
@@ -41,6 +44,7 @@ export class ValidationPipe implements PipeTransform<any> {
       transform,
       disableErrorMessages,
       errorHttpStatusCode,
+      expectedType,
       transformOptions,
       validateCustomDecorators,
       ...validatorOptions
@@ -52,6 +56,7 @@ export class ValidationPipe implements PipeTransform<any> {
     this.isDetailedOutputDisabled = disableErrorMessages;
     this.validateCustomDecorators = validateCustomDecorators || false;
     this.errorHttpStatusCode = errorHttpStatusCode || HttpStatus.BAD_REQUEST;
+    this.expectedType = expectedType;
     this.exceptionFactory =
       options.exceptionFactory || this.createExceptionFactory();
 
@@ -64,7 +69,7 @@ export class ValidationPipe implements PipeTransform<any> {
   }
 
   public async transform(value: any, metadata: ArgumentMetadata) {
-    const { metatype } = metadata;
+    const metatype = this.expectedType || metadata.metatype;
     if (!metatype || !this.toValidate(metadata)) {
       return this.isTransformEnabled
         ? this.transformPrimitive(value, metadata)

packages/common/test/pipes/validation.pipe.spec.ts

@@ -396,4 +396,31 @@ describe('ValidationPipe', () => {
       });
     });
   });
+
+  describe('option: "expectedType"', () => {
+    class TestModel2 {
+      @IsString()
+      public prop1: string;
+
+      @IsBoolean()
+      public prop2: string;
+
+      @IsOptional()
+      @IsString()
+      public optionalProp: string;
+    }
+
+    it('should validate against the expected type if presented', async () => {
+      const m: ArgumentMetadata = {
+        type: 'body',
+        metatype: TestModel2,
+        data: '',
+      };
+
+      target = new ValidationPipe({ expectedType: TestModel });
+      const testObj = { prop1: 'value1', prop2: 'value2' };
+
+      expect(await target.transform(testObj, m)).to.equal(testObj);
+    });
+  });
 });

packages/common/utils/http-error-by-code.util.ts

@@ -13,6 +13,7 @@ import {
   NotFoundException,
   NotImplementedException,
   PayloadTooLargeException,
+  PreconditionFailedException,
   RequestTimeoutException,
   ServiceUnavailableException,
   UnauthorizedException,
@@ -35,6 +36,7 @@ export type ErrorHttpStatusCode =
   | HttpStatus.NOT_FOUND
   | HttpStatus.NOT_IMPLEMENTED
   | HttpStatus.PAYLOAD_TOO_LARGE
+  | HttpStatus.PRECONDITION_FAILED
   | HttpStatus.REQUEST_TIMEOUT
   | HttpStatus.SERVICE_UNAVAILABLE
   | HttpStatus.UNAUTHORIZED
@@ -55,6 +57,7 @@ export const HttpErrorByCode: Record<ErrorHttpStatusCode, Type<unknown>> = {
   [HttpStatus.NOT_FOUND]: NotFoundException,
   [HttpStatus.NOT_IMPLEMENTED]: NotImplementedException,
   [HttpStatus.PAYLOAD_TOO_LARGE]: PayloadTooLargeException,
+  [HttpStatus.PRECONDITION_FAILED]: PreconditionFailedException,
   [HttpStatus.REQUEST_TIMEOUT]: RequestTimeoutException,
   [HttpStatus.SERVICE_UNAVAILABLE]: ServiceUnavailableException,
   [HttpStatus.UNAUTHORIZED]: UnauthorizedException,

packages/core/Readme.md

@@ -54,9 +54,11 @@ With official support, you can get expert help straight from Nest core team. We
 
 Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
 
-#### Principal Sponsor
-
-<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="220" /></a>
+#### Principal Sponsors
+<table style="text-align:center;"><tr><td>
+<a href="https://github.com/Sanofi-IADC" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/sanofi.png" width="180" valign="middle" /></a></td><td>
+<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="180" valign="middle" /></a></td>
+</tr></table>
 
 #### Silver Sponsors
 
@@ -84,7 +86,11 @@ Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
 <a href="https://www.codeguesser.co.uk" target="_blank"><img src="https://nestjs.com/img/codeguesser-logo.svg" width="120" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://tekhattan.com" target="_blank"><img src="https://nestjs.com/img/tekhattan-logo.png" width="110" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://f-a.nz/" target="_blank"><img src="https://nestjs.com/img/franz.svg" width="80" valign="middle" /></a> </td><td align="center" valign="middle">
-<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td></tr></table>
+<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td>
+  <td align="center" valign="middle">
+  <a href="https://genuinebee.com/" target="_blank"><img src="https://nestjs.com/img/genuinebee.svg" width="97" valign="middle" /></a> </td></tr>
+<tr><td align="center" valign="middle"><a href="https://sanyodigital.com/" target="_blank"><img src="https://nestjs.com/img/sanyo-digital.png" width="130" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://vpn-review.com/vpn-for-torrenting" target="_blank"><img src="https://nestjs.com/img/vpn-review-logo.png" width="85" valign="middle" /></a></td>
+  </tr></table>
 
 ## Backers
 

packages/core/adapters/http-adapter.ts

@@ -15,6 +15,9 @@ export abstract class AbstractHttpAdapter<
 
   constructor(protected readonly instance: any) {}
 
+  // eslint-disable-next-line @typescript-eslint/no-empty-function
+  public async init() {}
+
   public use(...args: any[]) {
     return this.instance.use(...args);
   }
@@ -97,6 +100,8 @@ export abstract class AbstractHttpAdapter<
   abstract enableCors(options: CorsOptions, prefix?: string);
   abstract createMiddlewareFactory(
     requestMethod: RequestMethod,
-  ): (path: string, callback: Function) => any;
+  ):
+    | ((path: string, callback: Function) => any)
+    | Promise<(path: string, callback: Function) => any>;
   abstract getType(): string;
 }

packages/core/errors/exceptions/unknown-element.exception.ts

@@ -1,7 +1,8 @@
 import { RuntimeException } from './runtime.exception';
 
 export class UnknownElementException extends RuntimeException {
-  constructor(name?: string) {
+  constructor(name?: string | symbol) {
+    name = name && name.toString();
     super(
       `Nest could not find ${
         name || 'given'

packages/core/hooks/before-app-shutdown.hook.ts

@@ -1,12 +1,12 @@
 import { BeforeApplicationShutdown } from '@nestjs/common';
 import { isNil } from '@nestjs/common/utils/shared.utils';
 import { iterate } from 'iterare';
-import { InstanceWrapper } from '../injector/instance-wrapper';
-import { Module } from '../injector/module';
 import {
   getNonTransientInstances,
   getTransientInstances,
-} from '../injector/transient-instances';
+} from '../injector/helpers/transient-instances';
+import { InstanceWrapper } from '../injector/instance-wrapper';
+import { Module } from '../injector/module';
 
 /**
  * Checks if the given instance has the `beforeApplicationShutdown` function

packages/core/hooks/on-app-bootstrap.hook.ts

@@ -1,12 +1,12 @@
 import { OnApplicationBootstrap } from '@nestjs/common';
 import { isNil } from '@nestjs/common/utils/shared.utils';
 import { iterate } from 'iterare';
-import { InstanceWrapper } from '../injector/instance-wrapper';
-import { Module } from '../injector/module';
 import {
   getNonTransientInstances,
   getTransientInstances,
-} from '../injector/transient-instances';
+} from '../injector/helpers/transient-instances';
+import { InstanceWrapper } from '../injector/instance-wrapper';
+import { Module } from '../injector/module';
 
 /**
  * Checks if the given instance has the `onApplicationBootstrap` function

packages/core/hooks/on-app-shutdown.hook.ts

@@ -1,12 +1,12 @@
 import { OnApplicationShutdown } from '@nestjs/common';
 import { isNil } from '@nestjs/common/utils/shared.utils';
 import { iterate } from 'iterare';
-import { InstanceWrapper } from '../injector/instance-wrapper';
-import { Module } from '../injector/module';
 import {
   getNonTransientInstances,
   getTransientInstances,
-} from '../injector/transient-instances';
+} from '../injector/helpers/transient-instances';
+import { InstanceWrapper } from '../injector/instance-wrapper';
+import { Module } from '../injector/module';
 
 /**
  * Checks if the given instance has the `onApplicationShutdown` function

packages/core/hooks/on-module-destroy.hook.ts

@@ -1,12 +1,12 @@
 import { OnModuleDestroy } from '@nestjs/common';
 import { isNil } from '@nestjs/common/utils/shared.utils';
 import { iterate } from 'iterare';
-import { InstanceWrapper } from '../injector/instance-wrapper';
-import { Module } from '../injector/module';
 import {
   getNonTransientInstances,
   getTransientInstances,
-} from '../injector/transient-instances';
+} from '../injector/helpers/transient-instances';
+import { InstanceWrapper } from '../injector/instance-wrapper';
+import { Module } from '../injector/module';
 
 /**
  * Returns true or false if the given instance has a `onModuleDestroy` function

packages/core/hooks/on-module-init.hook.ts

@@ -1,12 +1,12 @@
 import { OnModuleInit } from '@nestjs/common';
 import { isNil } from '@nestjs/common/utils/shared.utils';
 import { iterate } from 'iterare';
-import { InstanceWrapper } from '../injector/instance-wrapper';
-import { Module } from '../injector/module';
 import {
   getNonTransientInstances,
   getTransientInstances,
-} from '../injector/transient-instances';
+} from '../injector/helpers/transient-instances';
+import { InstanceWrapper } from '../injector/instance-wrapper';
+import { Module } from '../injector/module';
 
 /**
  * Returns true or false if the given instance has a `onModuleInit` function

packages/core/injector/container-scanner.ts

@@ -1,118 +0,0 @@
-import { Type } from '@nestjs/common';
-import { Abstract, Scope } from '@nestjs/common/interfaces';
-import { isFunction } from '@nestjs/common/utils/shared.utils';
-import { InvalidClassScopeException } from '../errors/exceptions/invalid-class-scope.exception';
-import { UnknownElementException } from '../errors/exceptions/unknown-element.exception';
-import { NestContainer } from './container';
-import { InstanceWrapper } from './instance-wrapper';
-import { Module } from './module';
-
-type HostCollection = 'providers' | 'controllers' | 'injectables';
-
-export class ContainerScanner {
-  private flatContainer: Partial<Module>;
-
-  constructor(private readonly container: NestContainer) {}
-
-  public find<TInput = any, TResult = TInput>(
-    typeOrToken: Type<TInput> | Abstract<TInput> | string | symbol,
-  ): TResult {
-    this.initFlatContainer();
-    return this.findInstanceByToken<TInput, TResult>(
-      typeOrToken,
-      this.flatContainer,
-    );
-  }
-
-  public getWrapperCollectionPair<TInput = any, TResult = TInput>(
-    typeOrToken: Type<TInput> | Abstract<TInput> | string | symbol,
-  ): [InstanceWrapper<TResult>, Map<string, InstanceWrapper>] {
-    this.initFlatContainer();
-    return this.getWrapperCollectionPairByHost<TInput, TResult>(
-      typeOrToken,
-      this.flatContainer,
-    );
-  }
-
-  public findInstanceByToken<TInput = any, TResult = TInput>(
-    metatypeOrToken: Type<TInput> | Abstract<TInput> | string | symbol,
-    contextModule: Partial<Module>,
-  ): TResult {
-    const [instanceWrapper] = this.getWrapperCollectionPairByHost(
-      metatypeOrToken,
-      contextModule,
-    );
-    if (
-      instanceWrapper.scope === Scope.REQUEST ||
-      instanceWrapper.scope === Scope.TRANSIENT
-    ) {
-      throw new InvalidClassScopeException(metatypeOrToken);
-    }
-    return (instanceWrapper.instance as unknown) as TResult;
-  }
-
-  public getWrapperCollectionPairByHost<TInput = any, TResult = TInput>(
-    metatypeOrToken: Type<TInput> | Abstract<TInput> | string | symbol,
-    contextModule: Partial<Module>,
-  ): [InstanceWrapper<TResult>, Map<string, InstanceWrapper>] {
-    const name = isFunction(metatypeOrToken)
-      ? (metatypeOrToken as Function).name
-      : metatypeOrToken;
-    const collectionName = this.getHostCollection(
-      name as string,
-      contextModule,
-    );
-    const instanceWrapper = contextModule[collectionName].get(name as string);
-    if (!instanceWrapper) {
-      throw new UnknownElementException(name && name.toString());
-    }
-    return [
-      instanceWrapper as InstanceWrapper<TResult>,
-      contextModule[collectionName],
-    ];
-  }
-
-  private initFlatContainer() {
-    if (this.flatContainer) {
-      return;
-    }
-    const modules = this.container.getModules();
-    const initialValue: Record<string, any[]> = {
-      providers: [],
-      controllers: [],
-      injectables: [],
-    };
-    const merge = <T = unknown>(
-      initial: Map<string, T> | T[],
-      arr: Map<string, T>,
-    ) => [...initial, ...arr];
-
-    const partialModule = ([...modules.values()].reduce(
-      (current, next) => ({
-        providers: merge(current.providers, next.providers),
-        controllers: merge(current.controllers, next.controllers),
-        injectables: merge(current.injectables, next.injectables),
-      }),
-      initialValue,
-    ) as any) as Partial<Module>;
-
-    this.flatContainer = {
-      providers: new Map(partialModule.providers),
-      controllers: new Map(partialModule.controllers),
-      injectables: new Map(partialModule.injectables),
-    };
-  }
-
-  private getHostCollection(
-    token: string,
-    { providers, controllers }: Partial<Module>,
-  ): HostCollection {
-    if (providers.has(token)) {
-      return 'providers';
-    }
-    if (controllers.has(token)) {
-      return 'controllers';
-    }
-    return 'injectables';
-  }
-}

packages/core/injector/container.ts

@@ -68,7 +68,12 @@ export class NestContainer {
     }
     const moduleRef = new Module(type, this);
     this.modules.set(token, moduleRef);
-    this.addDynamicMetadata(token, dynamicMetadata, [].concat(scope, type));
+
+    await this.addDynamicMetadata(
+      token,
+      dynamicMetadata,
+      [].concat(scope, type),
+    );
 
     if (this.isGlobalModule(type, dynamicMetadata)) {
       this.addGlobalModule(moduleRef);
@@ -76,7 +81,7 @@ export class NestContainer {
     return moduleRef;
   }
 
-  public addDynamicMetadata(
+  public async addDynamicMetadata(
     token: string,
     dynamicModuleMetadata: Partial<DynamicModule>,
     scope: Type<any>[],
@@ -87,14 +92,14 @@ export class NestContainer {
     this.dynamicModulesMetadata.set(token, dynamicModuleMetadata);
 
     const { imports } = dynamicModuleMetadata;
-    this.addDynamicModules(imports, scope);
+    await this.addDynamicModules(imports, scope);
   }
 
-  public addDynamicModules(modules: any[], scope: Type<any>[]) {
+  public async addDynamicModules(modules: any[], scope: Type<any>[]) {
     if (!modules) {
       return;
     }
-    modules.forEach(module => this.addModule(module, scope));
+    await Promise.all(modules.map(module => this.addModule(module, scope)));
   }
 
   public isGlobalModule(
@@ -196,7 +201,7 @@ export class NestContainer {
   }
 
   public bindGlobalModuleToModule(target: Module, globalModule: Module) {
-    if (target === globalModule) {
+    if (target === globalModule || target === this.internalCoreModule) {
       return;
     }
     target.addRelatedModule(globalModule);
@@ -205,7 +210,7 @@ export class NestContainer {
   public getDynamicMetadataByToken(
     token: string,
     metadataKey: keyof DynamicModule,
-  ): any[] {
+  ) {
     const metadata = this.dynamicModulesMetadata.get(token);
     if (metadata && metadata[metadataKey]) {
       return metadata[metadataKey] as any[];

packages/core/injector/helpers/transient-instances.ts

@@ -1,6 +1,5 @@
 import { iterate } from 'iterare';
-
-import { InstanceWrapper } from './instance-wrapper';
+import { InstanceWrapper } from '../instance-wrapper';
 
 /**
  * Returns the instances which are transient

packages/core/injector/instance-links-host.ts

@@ -0,0 +1,79 @@
+import { Abstract, Type } from '@nestjs/common';
+import { isFunction } from '@nestjs/common/utils/shared.utils';
+import { UnknownElementException } from '../errors/exceptions/unknown-element.exception';
+import { NestContainer } from './container';
+import { InstanceWrapper } from './instance-wrapper';
+import { Module } from './module';
+
+type InstanceToken = string | symbol | Type<any> | Abstract<any> | Function;
+type HostCollection = 'providers' | 'controllers' | 'injectables';
+
+export interface InstanceLink<T = any> {
+  token: InstanceToken;
+  wrapperRef: InstanceWrapper<T>;
+  collection: Map<any, InstanceWrapper>;
+  moduleId: string;
+}
+
+export class InstanceLinksHost {
+  private readonly instanceLinks = new Map<InstanceToken, InstanceLink[]>();
+
+  constructor(private readonly container: NestContainer) {
+    this.initialize();
+  }
+
+  get<T = any>(token: InstanceToken, moduleId?: string): InstanceLink<T> {
+    const name = isFunction(token)
+      ? (token as Function).name
+      : (token as string | symbol);
+    const modulesMap = this.instanceLinks.get(name);
+
+    if (!modulesMap) {
+      throw new UnknownElementException(name);
+    }
+    const instanceLink = moduleId
+      ? modulesMap.find(item => item.moduleId === moduleId)
+      : modulesMap[modulesMap.length - 1];
+
+    if (!instanceLink) {
+      throw new UnknownElementException(name);
+    }
+    return instanceLink;
+  }
+
+  private initialize() {
+    const modules = this.container.getModules();
+    modules.forEach(moduleRef => {
+      const { providers, injectables, controllers } = moduleRef;
+      providers.forEach((wrapper, token) =>
+        this.addLink(wrapper, token, moduleRef, 'providers'),
+      );
+      injectables.forEach((wrapper, token) =>
+        this.addLink(wrapper, token, moduleRef, 'injectables'),
+      );
+      controllers.forEach((wrapper, token) =>
+        this.addLink(wrapper, token, moduleRef, 'controllers'),
+      );
+    });
+  }
+
+  private addLink(
+    wrapper: InstanceWrapper,
+    token: InstanceToken,
+    moduleRef: Module,
+    collectionName: HostCollection,
+  ) {
+    const instanceLink: InstanceLink = {
+      moduleId: moduleRef.id,
+      wrapperRef: wrapper,
+      collection: moduleRef[collectionName],
+      token,
+    };
+    const existingLinks = this.instanceLinks.get(token);
+    if (!existingLinks) {
+      this.instanceLinks.set(token, [instanceLink]);
+    } else {
+      existingLinks.push(instanceLink);
+    }
+  }
+}

packages/core/injector/module-ref.ts

@@ -1,20 +1,26 @@
-import { Type } from '@nestjs/common';
+import { IntrospectionResult, Scope, Type } from '@nestjs/common';
+import { InvalidClassScopeException } from '../errors/exceptions/invalid-class-scope.exception';
 import { UnknownElementException } from '../errors/exceptions/unknown-element.exception';
 import { getClassScope } from '../helpers/get-class-scope';
 import { NestContainer } from './container';
-import { ContainerScanner } from './container-scanner';
 import { Injector } from './injector';
+import { InstanceLinksHost } from './instance-links-host';
 import { ContextId, InstanceWrapper } from './instance-wrapper';
 import { Module } from './module';
 
 export abstract class ModuleRef {
   private readonly injector = new Injector();
-  private readonly containerScanner: ContainerScanner;
+  private _instanceLinksHost: InstanceLinksHost;
 
-  constructor(protected readonly container: NestContainer) {
-    this.containerScanner = new ContainerScanner(container);
+  private get instanceLinksHost() {
+    if (!this._instanceLinksHost) {
+      this._instanceLinksHost = new InstanceLinksHost(this.container);
+    }
+    return this._instanceLinksHost;
   }
 
+  constructor(protected readonly container: NestContainer) {}
+
   public abstract get<TInput = any, TResult = TInput>(
     typeOrToken: Type<TInput> | string | symbol,
     options?: { strict: boolean },
@@ -26,10 +32,70 @@ export abstract class ModuleRef {
   ): Promise<TResult>;
   public abstract create<T = any>(type: Type<T>): Promise<T>;
 
+  public introspect<T = any>(
+    token: Type<T> | string | symbol,
+  ): IntrospectionResult {
+    const { wrapperRef } = this.instanceLinksHost.get(token);
+
+    let scope = Scope.DEFAULT;
+    if (!wrapperRef.isDependencyTreeStatic()) {
+      scope = Scope.REQUEST;
+    } else if (wrapperRef.isTransient) {
+      scope = Scope.TRANSIENT;
+    }
+    return { scope };
+  }
+
+  public registerRequestByContextId<T = any>(request: T, contextId: ContextId) {
+    this.container.registerRequestProvider(request, contextId);
+  }
+
   protected find<TInput = any, TResult = TInput>(
     typeOrToken: Type<TInput> | string | symbol,
+    contextModule?: Module,
   ): TResult {
-    return this.containerScanner.find<TInput, TResult>(typeOrToken);
+    const moduleId = contextModule && contextModule.id;
+    const { wrapperRef } = this.instanceLinksHost.get<TResult>(
+      typeOrToken,
+      moduleId,
+    );
+    if (
+      wrapperRef.scope === Scope.REQUEST ||
+      wrapperRef.scope === Scope.TRANSIENT
+    ) {
+      throw new InvalidClassScopeException(typeOrToken);
+    }
+    return wrapperRef.instance;
+  }
+
+  protected async resolvePerContext<TInput = any, TResult = TInput>(
+    typeOrToken: Type<TInput> | string | symbol,
+    contextModule: Module,
+    contextId: ContextId,
+    options?: { strict: boolean },
+  ): Promise<TResult> {
+    const isStrictModeEnabled = options && options.strict;
+    const instanceLink = isStrictModeEnabled
+      ? this.instanceLinksHost.get(typeOrToken, contextModule.id)
+      : this.instanceLinksHost.get(typeOrToken);
+
+    const { wrapperRef, collection } = instanceLink;
+    if (wrapperRef.isDependencyTreeStatic() && !wrapperRef.isTransient) {
+      return this.get(typeOrToken);
+    }
+
+    const ctorHost = wrapperRef.instance || { constructor: typeOrToken };
+    const instance = await this.injector.loadPerContext(
+      ctorHost,
+      wrapperRef.host,
+      collection,
+      contextId,
+      wrapperRef,
+    );
+    if (!instance) {
+      throw new UnknownElementException();
+    }
+    return instance;
   }
 
   protected async instantiateClass<T = any>(
@@ -65,54 +131,4 @@ export abstract class ModuleRef {
       }
     });
   }
-
-  protected findInstanceByToken<TInput = any, TResult = TInput>(
-    metatypeOrToken: Type<TInput> | string | symbol,
-    contextModule: Module,
-  ): TResult {
-    return this.containerScanner.findInstanceByToken<TInput, TResult>(
-      metatypeOrToken,
-      contextModule,
-    );
-  }
-
-  protected async resolvePerContext<TInput = any, TResult = TInput>(
-    typeOrToken: Type<TInput> | string | symbol,
-    contextModule: Module,
-    contextId: ContextId,
-    options?: { strict: boolean },
-  ): Promise<TResult> {
-    let wrapper: InstanceWrapper, collection: Map<string, InstanceWrapper>;
-
-    const isStrictModeEnabled = options && options.strict;
-    if (!isStrictModeEnabled) {
-      [wrapper, collection] = this.containerScanner.getWrapperCollectionPair(
-        typeOrToken,
-      );
-    } else {
-      [
-        wrapper,
-        collection,
-      ] = this.containerScanner.getWrapperCollectionPairByHost(
-        typeOrToken,
-        contextModule,
-      );
-    }
-    if (wrapper.isDependencyTreeStatic() && !wrapper.isTransient) {
-      return this.get(typeOrToken);
-    }
-
-    const ctorHost = wrapper.instance || { constructor: typeOrToken };
-    const instance = await this.injector.loadPerContext(
-      ctorHost,
-      wrapper.host,
-      collection,
-      contextId,
-      wrapper,
-    );
-    if (!instance) {
-      throw new UnknownElementException();
-    }
-    return instance;
-  }
 }

packages/core/injector/module.ts

@@ -479,7 +479,7 @@ export class Module {
     return [...this._providers].filter(([_, wrapper]) => !wrapper.isAlias);
   }
 
-  public createModuleReferenceType(): any {
+  public createModuleReferenceType(): Type<ModuleRef> {
     // eslint-disable-next-line @typescript-eslint/no-this-alias
     const self = this;
     return class extends ModuleRef {
@@ -491,10 +491,9 @@ export class Module {
         typeOrToken: Type<TInput> | string | symbol,
         options: { strict: boolean } = { strict: true },
       ): TResult {
-        if (!(options && options.strict)) {
-          return this.find<TInput, TResult>(typeOrToken);
-        }
-        return this.findInstanceByToken<TInput, TResult>(typeOrToken, self);
+        return !(options && options.strict)
+          ? this.find<TInput, TResult>(typeOrToken)
+          : this.find<TInput, TResult>(typeOrToken, self);
       }
 
       public resolve<TInput = any, TResult = TInput>(

packages/core/middleware/middleware-module.ts

@@ -196,7 +196,7 @@ export class MiddlewareModule {
     if (isUndefined(instance.use)) {
       throw new InvalidMiddlewareException(metatype.name);
     }
-    const router = applicationRef.createMiddlewareFactory(method);
+    const router = await applicationRef.createMiddlewareFactory(method);
     const isStatic = wrapper.isDependencyTreeStatic();
     if (isStatic) {
       const proxy = await this.createProxy(instance);

packages/core/nest-application-context.ts

@@ -4,11 +4,12 @@ import {
   LoggerService,
   ShutdownSignal,
 } from '@nestjs/common';
-import { Abstract } from '@nestjs/common/interfaces';
+import { Abstract, Scope } from '@nestjs/common/interfaces';
 import { Type } from '@nestjs/common/interfaces/type.interface';
 import { isEmpty } from '@nestjs/common/utils/shared.utils';
 import { iterate } from 'iterare';
 import { MESSAGES } from './constants';
+import { InvalidClassScopeException } from './errors/exceptions/invalid-class-scope.exception';
 import { UnknownElementException } from './errors/exceptions/unknown-element.exception';
 import { UnknownModuleException } from './errors/exceptions/unknown-module.exception';
 import { createContextId } from './helpers';
@@ -21,9 +22,8 @@ import {
 } from './hooks';
 import { ContextId } from './injector';
 import { NestContainer } from './injector/container';
-import { ContainerScanner } from './injector/container-scanner';
 import { Injector } from './injector/injector';
-import { InstanceWrapper } from './injector/instance-wrapper';
+import { InstanceLinksHost } from './injector/instance-links-host';
 import { Module } from './injector/module';
 
 /**
@@ -34,15 +34,20 @@ export class NestApplicationContext implements INestApplicationContext {
   protected readonly injector = new Injector();
   private shutdownCleanupRef?: (...args: unknown[]) => unknown;
   private readonly activeShutdownSignals = new Array<string>();
-  private readonly containerScanner: ContainerScanner;
+  private _instanceLinksHost: InstanceLinksHost;
+
+  private get instanceLinksHost() {
+    if (!this._instanceLinksHost) {
+      this._instanceLinksHost = new InstanceLinksHost(this.container);
+    }
+    return this._instanceLinksHost;
+  }
 
   constructor(
     protected readonly container: NestContainer,
     private readonly scope = new Array<Type<any>>(),
     private contextModule: Module = null,
-  ) {
-    this.containerScanner = new ContainerScanner(container);
-  }
+  ) {}
 
   public selectContextModule() {
     const modules = this.container.getModules().values();
@@ -67,13 +72,9 @@ export class NestApplicationContext implements INestApplicationContext {
     typeOrToken: Type<TInput> | Abstract<TInput> | string | symbol,
     options: { strict: boolean } = { strict: false },
   ): TResult {
-    if (!(options && options.strict)) {
-      return this.find<TInput, TResult>(typeOrToken);
-    }
-    return this.findInstanceByToken<TInput, TResult>(
-      typeOrToken,
-      this.contextModule,
-    );
+    return !(options && options.strict)
+      ? this.find<TInput, TResult>(typeOrToken)
+      : this.find<TInput, TResult>(typeOrToken, this.contextModule);
   }
 
   public resolve<TInput = any, TResult = TInput>(
@@ -89,6 +90,10 @@ export class NestApplicationContext implements INestApplicationContext {
     );
   }
 
+  public registerRequestByContextId<T = any>(request: T, contextId: ContextId) {
+    this.container.registerRequestProvider(request, contextId);
+  }
+
   /**
    * Initalizes the Nest application.
    * Calls the Nest lifecycle events.
@@ -111,7 +116,7 @@ export class NestApplicationContext implements INestApplicationContext {
     await this.callBeforeShutdownHook();
     await this.dispose();
     await this.callShutdownHook();
-    await this.unsubscribeFromProcessSignals();
+    this.unsubscribeFromProcessSignals();
   }
 
   public useLogger(logger: LoggerService) {
@@ -255,18 +260,20 @@ export class NestApplicationContext implements INestApplicationContext {
 
   protected find<TInput = any, TResult = TInput>(
     typeOrToken: Type<TInput> | Abstract<TInput> | string | symbol,
+    contextModule?: Module,
   ): TResult {
-    return this.containerScanner.find<TInput, TResult>(typeOrToken);
-  }
-
-  protected findInstanceByToken<TInput = any, TResult = TInput>(
-    metatypeOrToken: Type<TInput> | Abstract<TInput> | string | symbol,
-    contextModule: Partial<Module>,
-  ): TResult {
-    return this.containerScanner.findInstanceByToken<TInput, TResult>(
-      metatypeOrToken,
-      contextModule,
+    const moduleId = contextModule && contextModule.id;
+    const { wrapperRef } = this.instanceLinksHost.get<TResult>(
+      typeOrToken,
+      moduleId,
     );
+    if (
+      wrapperRef.scope === Scope.REQUEST ||
+      wrapperRef.scope === Scope.TRANSIENT
+    ) {
+      throw new InvalidClassScopeException(typeOrToken);
+    }
+    return wrapperRef.instance;
   }
 
   protected async resolvePerContext<TInput = any, TResult = TInput>(
@@ -275,30 +282,20 @@ export class NestApplicationContext implements INestApplicationContext {
     contextId: ContextId,
     options?: { strict: boolean },
   ): Promise<TResult> {
-    let wrapper: InstanceWrapper, collection: Map<string, InstanceWrapper>;
-
     const isStrictModeEnabled = options && options.strict;
-    if (!isStrictModeEnabled) {
-      [wrapper, collection] = this.containerScanner.getWrapperCollectionPair(
-        typeOrToken,
-      );
-    } else {
-      [
-        wrapper,
-        collection,
-      ] = this.containerScanner.getWrapperCollectionPairByHost(
-        typeOrToken,
-        contextModule,
-      );
-    }
-    if (wrapper.isDependencyTreeStatic() && !wrapper.isTransient) {
+    const instanceLink = isStrictModeEnabled
+      ? this.instanceLinksHost.get(typeOrToken, contextModule.id)
+      : this.instanceLinksHost.get(typeOrToken);
+
+    const { wrapperRef, collection } = instanceLink;
+    if (wrapperRef.isDependencyTreeStatic() && !wrapperRef.isTransient) {
       return this.get(typeOrToken);
     }
 
-    const ctorHost = wrapper.instance || { constructor: typeOrToken };
+    const ctorHost = wrapperRef.instance || { constructor: typeOrToken };
     const instance = await this.injector.loadPerContext(
       ctorHost,
-      wrapper.host,
+      wrapperRef.host,
       collection,
       contextId,
     );

packages/core/nest-application.ts

@@ -138,6 +138,7 @@ export class NestApplication extends NestApplicationContext
 
   public async init(): Promise<this> {
     this.applyOptions();
+    await this.httpAdapter?.init();
 
     const useBodyParser =
       this.appOptions && this.appOptions.bodyParser !== false;

packages/core/nest-factory.ts

@@ -147,12 +147,15 @@ export class NestFactoryStatic {
     httpServer: HttpServer = null,
   ) {
     const instanceLoader = new InstanceLoader(container);
+    const metadataScanner = new MetadataScanner();
     const dependenciesScanner = new DependenciesScanner(
       container,
-      new MetadataScanner(),
+      metadataScanner,
       config,
     );
     container.setHttpAdapter(httpServer);
+
+    await httpServer?.init();
     try {
       this.logger.log(MESSAGES.APPLICATION_START);
       await ExceptionsZone.asyncRun(async () => {

packages/core/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/core",
-  "version": "7.2.0",
+  "version": "7.4.4",
   "description": "Nest - modern, fast, powerful node.js web framework (@core)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",
@@ -32,11 +32,11 @@
     "iterare": "1.2.1",
     "object-hash": "2.0.3",
     "path-to-regexp": "3.2.0",
-    "tslib": "2.0.0",
-    "uuid": "8.1.0"
+    "tslib": "2.0.1",
+    "uuid": "8.3.0"
   },
   "devDependencies": {
-    "@nestjs/common": "7.2.0"
+    "@nestjs/common": "7.4.4"
   },
   "peerDependencies": {
     "@nestjs/common": "^7.0.0",

packages/core/router/route-params-factory.ts

@@ -28,7 +28,7 @@ export class RouteParamsFactory implements IRouteParamsFactory {
       case RouteParamtypes.QUERY:
         return data ? req.query[data] : req.query;
       case RouteParamtypes.HEADERS:
-        return data ? req.headers[data] : req.headers;
+        return data ? req.headers[data.toLowerCase()] : req.headers;
       case RouteParamtypes.SESSION:
         return req.session;
       case RouteParamtypes.FILE:

packages/microservices/Readme.md

@@ -54,9 +54,11 @@ With official support, you can get expert help straight from Nest core team. We
 
 Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
 
-#### Principal Sponsor
-
-<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="220" /></a>
+#### Principal Sponsors
+<table style="text-align:center;"><tr><td>
+<a href="https://github.com/Sanofi-IADC" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/sanofi.png" width="180" valign="middle" /></a></td><td>
+<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="180" valign="middle" /></a></td>
+</tr></table>
 
 #### Silver Sponsors
 
@@ -84,7 +86,11 @@ Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
 <a href="https://www.codeguesser.co.uk" target="_blank"><img src="https://nestjs.com/img/codeguesser-logo.svg" width="120" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://tekhattan.com" target="_blank"><img src="https://nestjs.com/img/tekhattan-logo.png" width="110" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://f-a.nz/" target="_blank"><img src="https://nestjs.com/img/franz.svg" width="80" valign="middle" /></a> </td><td align="center" valign="middle">
-<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td></tr></table>
+<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td>
+  <td align="center" valign="middle">
+  <a href="https://genuinebee.com/" target="_blank"><img src="https://nestjs.com/img/genuinebee.svg" width="97" valign="middle" /></a> </td></tr>
+<tr><td align="center" valign="middle"><a href="https://sanyodigital.com/" target="_blank"><img src="https://nestjs.com/img/sanyo-digital.png" width="130" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://vpn-review.com/vpn-for-torrenting" target="_blank"><img src="https://nestjs.com/img/vpn-review-logo.png" width="85" valign="middle" /></a></td>
+  </tr></table>
 
 ## Backers
 

packages/microservices/client/client-kafka.ts

@@ -43,13 +43,13 @@ export class ClientKafka extends ClientProxy {
   protected client: Kafka = null;
   protected consumer: Consumer = null;
   protected producer: Producer = null;
-  protected readonly logger = new Logger(ClientKafka.name);
-  protected readonly responsePatterns: string[] = [];
+  protected logger = new Logger(ClientKafka.name);
+  protected responsePatterns: string[] = [];
   protected consumerAssignments: { [key: string]: number[] } = {};
 
-  private readonly brokers: string[];
-  private readonly clientId: string;
-  private readonly groupId: string;
+  protected brokers: string[];
+  protected clientId: string;
+  protected groupId: string;
 
   constructor(protected readonly options: KafkaOptions['options']) {
     super();

packages/microservices/client/client-rmq.ts

@@ -31,6 +31,7 @@ export class ClientRMQ extends ClientProxy {
   protected queue: string;
   protected queueOptions: any;
   protected responseEmitter: EventEmitter;
+  protected replyQueue: string;
 
   constructor(protected readonly options: RmqOptions['options']) {
     super();
@@ -40,7 +41,8 @@ export class ClientRMQ extends ClientProxy {
     this.queueOptions =
       this.getOptionsProp(this.options, 'queueOptions') ||
       RQM_DEFAULT_QUEUE_OPTIONS;
-
+    this.replyQueue =
+      this.getOptionsProp(this.options, 'replyQueue') || REPLY_QUEUE;
     loadPackage('amqplib', ClientRMQ.name, () => require('amqplib'));
     rqmPackage = loadPackage('amqp-connection-manager', ClientRMQ.name, () =>
       require('amqp-connection-manager'),
@@ -61,7 +63,7 @@ export class ClientRMQ extends ClientProxy {
     const noAck = this.getOptionsProp(this.options, 'noAck', RQM_DEFAULT_NOACK);
     this.channel.addSetup((channel: any) =>
       channel.consume(
-        REPLY_QUEUE,
+        this.replyQueue,
         (msg: any) =>
           this.responseEmitter.emit(msg.properties.correlationId, msg),
         {
@@ -183,7 +185,7 @@ export class ClientRMQ extends ClientProxy {
         this.queue,
         Buffer.from(JSON.stringify(serializedPacket)),
         {
-          replyTo: REPLY_QUEUE,
+          replyTo: this.replyQueue,
           correlationId,
         },
       );

packages/microservices/errors/invalid-kafka-client-topic-partition.exception.ts

@@ -3,7 +3,7 @@ import { RuntimeException } from '@nestjs/core/errors/exceptions/runtime.excepti
 export class InvalidKafkaClientTopicPartitionException extends RuntimeException {
   constructor(topic?: string) {
     super(
-      `The client consumer subscribed to the topic (${topic}) whcih is not assigned to any partitions.`,
+      `The client consumer subscribed to the topic (${topic}) which is not assigned to any partitions.`,
     );
   }
 }

packages/microservices/interfaces/microservice-configuration.interface.ts

@@ -128,6 +128,7 @@ export interface RmqOptions {
     noAck?: boolean;
     serializer?: Serializer;
     deserializer?: Deserializer;
+    replyQueue?: string;
   };
 }
 

packages/microservices/module/clients.module.ts

@@ -1,6 +1,11 @@
-import { DynamicModule, Module } from '@nestjs/common';
+import { DynamicModule, Module, Provider } from '@nestjs/common';
 import { ClientProxyFactory } from '../client';
-import { ClientsModuleOptions } from './interfaces/clients-module.interface';
+import {
+  ClientsModuleAsyncOptions,
+  ClientsModuleOptions,
+  ClientsModuleOptionsFactory,
+  ClientsProviderAsyncOptions,
+} from './interfaces';
 
 @Module({})
 export class ClientsModule {
@@ -15,4 +20,71 @@ export class ClientsModule {
       exports: clients,
     };
   }
+
+  static registerAsync(options: ClientsModuleAsyncOptions): DynamicModule {
+    const providers: Provider[] = options.reduce(
+      (accProviders: Provider[], item) =>
+        accProviders
+          .concat(this.createAsyncProviders(item))
+          .concat(item.extraProviders || []),
+      [],
+    );
+    const imports = options.reduce(
+      (accImports, option) =>
+        option.imports && !accImports.includes(option.imports)
+          ? accImports.concat(option.imports)
+          : accImports,
+      [],
+    );
+    return {
+      module: ClientsModule,
+      imports,
+      providers: providers,
+      exports: providers,
+    };
+  }
+
+  private static createAsyncProviders(
+    options: ClientsProviderAsyncOptions,
+  ): Provider[] {
+    if (options.useExisting || options.useFactory) {
+      return [this.createAsyncOptionsProvider(options)];
+    }
+    return [
+      this.createAsyncOptionsProvider(options),
+      {
+        provide: options.useClass,
+        useClass: options.useClass,
+      },
+    ];
+  }
+
+  private static createAsyncOptionsProvider(
+    options: ClientsProviderAsyncOptions,
+  ): Provider {
+    if (options.useFactory) {
+      return {
+        provide: options.name,
+        useFactory: this.createFactoryWrapper(options.useFactory),
+        inject: options.inject || [],
+      };
+    }
+    return {
+      provide: options.name,
+      useFactory: this.createFactoryWrapper(
+        (optionsFactory: ClientsModuleOptionsFactory) =>
+          optionsFactory.createClientOptions(),
+      ),
+      inject: [options.useExisting || options.useClass],
+    };
+  }
+
+  private static createFactoryWrapper(
+    useFactory: ClientsProviderAsyncOptions['useFactory'],
+  ) {
+    return async (...args: any[]) => {
+      const clientOptions = await useFactory(...args);
+      return ClientProxyFactory.create(clientOptions);
+    };
+  }
 }

packages/microservices/module/index.ts

@@ -1 +1,2 @@
 export * from './clients.module';
+export * from './interfaces';

packages/microservices/module/interfaces/clients-module.interface.ts

@@ -1,7 +1,24 @@
 import { ClientOptions } from '../../interfaces';
+import { Type, Provider, ModuleMetadata } from '@nestjs/common/interfaces';
 
 export type ClientProviderOptions = ClientOptions & {
-  name: string;
+  name: string | symbol;
 };
 
 export type ClientsModuleOptions = Array<ClientProviderOptions>;
+
+export interface ClientsModuleOptionsFactory {
+  createClientOptions(): Promise<ClientOptions> | ClientOptions;
+}
+
+export interface ClientsProviderAsyncOptions
+  extends Pick<ModuleMetadata, 'imports'> {
+  useExisting?: Type<ClientsModuleOptionsFactory>;
+  useClass?: Type<ClientsModuleOptionsFactory>;
+  useFactory?: (...args: any[]) => Promise<ClientOptions> | ClientOptions;
+  inject?: any[];
+  extraProviders?: Provider[];
+  name: string | symbol;
+}
+
+export type ClientsModuleAsyncOptions = Array<ClientsProviderAsyncOptions>;

packages/microservices/module/interfaces/index.ts

@@ -0,0 +1 @@
+export * from './clients-module.interface';

packages/microservices/nest-microservice.ts

@@ -115,14 +115,14 @@ export class NestMicroservice extends NestApplicationContext
   }
 
   public listen(callback: () => void) {
-    !this.isInitialized && this.registerModules();
-
-    this.logger.log(MESSAGES.MICROSERVICE_READY);
-    this.server.listen(callback);
+    this.listenAsync().then(callback);
   }
 
   public async listenAsync(): Promise<any> {
-    return new Promise(resolve => this.listen(resolve));
+    !this.isInitialized && (await this.registerModules());
+
+    this.logger.log(MESSAGES.MICROSERVICE_READY);
+    return new Promise(resolve => this.server.listen(resolve));
   }
 
   public async close(): Promise<any> {
@@ -151,4 +151,12 @@ export class NestMicroservice extends NestApplicationContext
     await super.close();
     this.setIsTerminated(true);
   }
+
+  protected async dispose(): Promise<void> {
+    await this.server.close();
+    if (this.isTerminated) {
+      return;
+    }
+    this.socketModule && (await this.socketModule.close());
+  }
 }

packages/microservices/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/microservices",
-  "version": "7.2.0",
+  "version": "7.4.4",
   "description": "Nest - modern, fast, powerful node.js web framework (@microservices)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",
@@ -19,11 +19,11 @@
   "dependencies": {
     "iterare": "1.2.1",
     "json-socket": "0.3.0",
-    "tslib": "2.0.0"
+    "tslib": "2.0.1"
   },
   "devDependencies": {
-    "@nestjs/common": "7.2.0",
-    "@nestjs/core": "7.2.0"
+    "@nestjs/common": "7.4.4",
+    "@nestjs/core": "7.4.4"
   },
   "peerDependencies": {
     "@nestjs/common": "^7.0.0",

packages/microservices/server/server-kafka.ts

@@ -33,13 +33,14 @@ let kafkaPackage: any = {};
 export class ServerKafka extends Server implements CustomTransportStrategy {
   public readonly transportId = Transport.KAFKA;
 
-  protected readonly logger = new Logger(ServerKafka.name);
+  protected logger = new Logger(ServerKafka.name);
   protected client: Kafka = null;
   protected consumer: Consumer = null;
   protected producer: Producer = null;
-  private readonly brokers: string[];
-  private readonly clientId: string;
-  private readonly groupId: string;
+
+  protected brokers: string[];
+  protected clientId: string;
+  protected groupId: string;
 
   constructor(private readonly options: KafkaOptions['options']) {
     super();

packages/microservices/test/module/clients.module.spec.ts

@@ -1,27 +1,118 @@
-import { DynamicModule } from '@nestjs/common';
+import { DynamicModule, FactoryProvider, Injectable } from '@nestjs/common';
 import { expect } from 'chai';
+import * as sinon from 'sinon';
 import { ClientProxyFactory } from '../../client';
-import { ClientsModule } from '../../module';
+import { ClientsModule, ClientsModuleOptionsFactory } from '../../module';
+import { ClientOptions } from '../../interfaces';
+import { Transport } from '../../enums';
 
 describe('ClientsModule', () => {
   let dynamicModule: DynamicModule;
-  beforeEach(() => {
-    dynamicModule = ClientsModule.register([
-      {
-        name: 'test',
-        options: {},
-      },
-    ]);
+  describe('register', () => {
+    beforeEach(() => {
+      dynamicModule = ClientsModule.register([
+        {
+          name: 'test',
+          options: {},
+        },
+      ]);
+    });
+    it('should return an expected module ref', () => {
+      expect(dynamicModule.module).to.be.eql(ClientsModule);
+    });
+    it('should return an expected providers array', () => {
+      expect(dynamicModule.providers).to.be.deep.eq([
+        {
+          provide: 'test',
+          useValue: ClientProxyFactory.create({}),
+        },
+      ]);
+    });
   });
-  it('should return an expected module ref', () => {
-    expect(dynamicModule.module).to.be.eql(ClientsModule);
-  });
-  it('should return an expected providers array', () => {
-    expect(dynamicModule.providers).to.be.deep.eq([
-      {
-        provide: 'test',
-        useValue: ClientProxyFactory.create({}),
-      },
-    ]);
+  describe('registerAsync', () => {
+    const useFactory = () => ({
+      options: {},
+    });
+    const registerOption = {
+      name: 'test',
+      useFactory,
+    };
+
+    it('should return an expected module ref', () => {
+      dynamicModule = ClientsModule.registerAsync([registerOption]);
+      expect(dynamicModule.module).to.be.eql(ClientsModule);
+    });
+
+    describe('when useFactory', () => {
+      it('should return an expected providers array with useFactory', () => {
+        dynamicModule = ClientsModule.registerAsync([registerOption]);
+        expect(dynamicModule.imports).to.be.deep.eq([]);
+        expect(dynamicModule.exports).to.be.eq(dynamicModule.providers);
+        expect(dynamicModule.providers).to.be.have.length(1);
+
+        const provider = dynamicModule.providers[0] as FactoryProvider;
+        expect(provider.provide).to.be.eql('test');
+        expect(provider.inject).to.be.deep.eq([]);
+        expect(provider.useFactory).to.be.an.instanceOf(Function);
+      });
+    });
+
+    describe('when useClass', () => {
+      it('should return an expected providers array with useClass', () => {
+        @Injectable()
+        class ClientOptionService implements ClientsModuleOptionsFactory {
+          createClientOptions(): Promise<ClientOptions> | ClientOptions {
+            return {
+              transport: Transport.TCP,
+              options: {},
+            };
+          }
+        }
+        const useClassOption = {
+          name: 'classTest',
+          useClass: ClientOptionService,
+        };
+        dynamicModule = ClientsModule.registerAsync([useClassOption]);
+        expect(dynamicModule.imports).to.be.deep.eq([]);
+        expect(dynamicModule.providers).to.be.have.length(2);
+
+        const classTestProvider = dynamicModule.providers[0] as FactoryProvider;
+        expect(classTestProvider.provide).to.be.eql('classTest');
+        expect(classTestProvider.inject).to.be.deep.eq([ClientOptionService]);
+        expect(classTestProvider.useFactory).to.be.an.instanceOf(Function);
+      });
+      it('provider should call "createClientOptions"', async () => {
+        const asyncOptions = {
+          useClass: Object,
+        };
+        const dynamicModule = ClientsModule.registerAsync([
+          asyncOptions as any,
+        ]);
+        const optionsFactory = {
+          createClientOptions: sinon.spy(),
+        };
+        try {
+          await ((dynamicModule.providers[0] as any).useFactory as any)(
+            optionsFactory,
+          );
+        } catch (e) {
+          console.log(e);
+        }
+        expect(optionsFactory.createClientOptions.called).to.be.true;
+      });
+    });
+
+    describe('when useExisting', () => {
+      it('should provide an options', () => {
+        const asyncOptions = {
+          useExisting: Object,
+        };
+        dynamicModule = ClientsModule.registerAsync([asyncOptions as any]);
+        expect(dynamicModule.providers).to.have.length(1);
+        expect(dynamicModule.imports).to.be.deep.eq([]);
+        const classTestProvider = dynamicModule.providers[0] as FactoryProvider;
+        expect(classTestProvider.useFactory).to.be.an.instanceOf(Function);
+      });
+    });
   });
 });

packages/platform-express/Readme.md

@@ -54,9 +54,11 @@ With official support, you can get expert help straight from Nest core team. We
 
 Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
 
-#### Principal Sponsor
-
-<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="220" /></a>
+#### Principal Sponsors
+<table style="text-align:center;"><tr><td>
+<a href="https://github.com/Sanofi-IADC" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/sanofi.png" width="180" valign="middle" /></a></td><td>
+<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="180" valign="middle" /></a></td>
+</tr></table>
 
 #### Silver Sponsors
 
@@ -84,7 +86,11 @@ Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
 <a href="https://www.codeguesser.co.uk" target="_blank"><img src="https://nestjs.com/img/codeguesser-logo.svg" width="120" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://tekhattan.com" target="_blank"><img src="https://nestjs.com/img/tekhattan-logo.png" width="110" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://f-a.nz/" target="_blank"><img src="https://nestjs.com/img/franz.svg" width="80" valign="middle" /></a> </td><td align="center" valign="middle">
-<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td></tr></table>
+<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td>
+  <td align="center" valign="middle">
+  <a href="https://genuinebee.com/" target="_blank"><img src="https://nestjs.com/img/genuinebee.svg" width="97" valign="middle" /></a> </td></tr>
+<tr><td align="center" valign="middle"><a href="https://sanyodigital.com/" target="_blank"><img src="https://nestjs.com/img/sanyo-digital.png" width="130" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://vpn-review.com/vpn-for-torrenting" target="_blank"><img src="https://nestjs.com/img/vpn-review-logo.png" width="85" valign="middle" /></a></td>
+  </tr></table>
 
 ## Backers
 

packages/platform-express/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/platform-express",
-  "version": "7.2.0",
+  "version": "7.4.4",
   "description": "Nest - modern, fast, powerful node.js web framework (@platform-express)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",
@@ -21,11 +21,11 @@
     "cors": "2.8.5",
     "express": "4.17.1",
     "multer": "1.4.2",
-    "tslib": "2.0.0"
+    "tslib": "2.0.1"
   },
   "devDependencies": {
-    "@nestjs/common": "7.2.0",
-    "@nestjs/core": "7.2.0"
+    "@nestjs/common": "7.4.4",
+    "@nestjs/core": "7.4.4"
   },
   "peerDependencies": {
     "@nestjs/common": "^7.0.0",

packages/platform-fastify/Readme.md

@@ -54,9 +54,11 @@ With official support, you can get expert help straight from Nest core team. We
 
 Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
 
-#### Principal Sponsor
-
-<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="220" /></a>
+#### Principal Sponsors
+<table style="text-align:center;"><tr><td>
+<a href="https://github.com/Sanofi-IADC" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/sanofi.png" width="180" valign="middle" /></a></td><td>
+<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="180" valign="middle" /></a></td>
+</tr></table>
 
 #### Silver Sponsors
 
@@ -84,7 +86,11 @@ Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
 <a href="https://www.codeguesser.co.uk" target="_blank"><img src="https://nestjs.com/img/codeguesser-logo.svg" width="120" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://tekhattan.com" target="_blank"><img src="https://nestjs.com/img/tekhattan-logo.png" width="110" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://f-a.nz/" target="_blank"><img src="https://nestjs.com/img/franz.svg" width="80" valign="middle" /></a> </td><td align="center" valign="middle">
-<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td></tr></table>
+<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td>
+  <td align="center" valign="middle">
+  <a href="https://genuinebee.com/" target="_blank"><img src="https://nestjs.com/img/genuinebee.svg" width="97" valign="middle" /></a> </td></tr>
+<tr><td align="center" valign="middle"><a href="https://sanyodigital.com/" target="_blank"><img src="https://nestjs.com/img/sanyo-digital.png" width="130" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://vpn-review.com/vpn-for-torrenting" target="_blank"><img src="https://nestjs.com/img/vpn-review-logo.png" width="85" valign="middle" /></a></td>
+  </tr></table>
 
 ## Backers
 

packages/platform-fastify/adapters/fastify-adapter.ts

@@ -1,163 +1,265 @@
-import { HttpStatus, RequestMethod } from '@nestjs/common';
+/* eslint-disable @typescript-eslint/no-var-requires */
+import { HttpStatus, Logger, RequestMethod } from '@nestjs/common';
 import { CorsOptions } from '@nestjs/common/interfaces/external/cors-options.interface';
-import { NestApplicationOptions } from '@nestjs/common/interfaces/nest-application-options.interface';
 import { loadPackage } from '@nestjs/common/utils/load-package.util';
 import { AbstractHttpAdapter } from '@nestjs/core/adapters/http-adapter';
-import * as fastify from 'fastify';
-import * as cors from 'fastify-cors';
-import * as formBody from 'fastify-formbody';
+import {
+  fastify,
+  FastifyInstance,
+  FastifyLoggerInstance,
+  FastifyPlugin,
+  FastifyPluginOptions,
+  FastifyRegisterOptions,
+  FastifyReply,
+  FastifyRequest,
+  FastifyServerOptions,
+  RawReplyDefaultExpression,
+  RawRequestDefaultExpression,
+  RawServerBase,
+  RawServerDefault,
+  RequestGenericInterface,
+} from 'fastify';
 import * as Reply from 'fastify/lib/reply';
+import * as http2 from 'http2';
+import * as https from 'https';
+import { InjectOptions } from 'light-my-request';
 import * as pathToRegexp from 'path-to-regexp';
+import {
+  FastifyStaticOptions,
+  PointOfViewOptions,
+} from '../interfaces/external';
+
+type FastifyHttp2SecureOptions<
+  Server extends http2.Http2SecureServer,
+  Logger extends FastifyLoggerInstance = FastifyLoggerInstance
+> = FastifyServerOptions<Server, Logger> & {
+  http2: true;
+  https: http2.SecureServerOptions;
+};
+
+type FastifyHttp2Options<
+  Server extends http2.Http2Server,
+  Logger extends FastifyLoggerInstance = FastifyLoggerInstance
+> = FastifyServerOptions<Server, Logger> & {
+  http2: true;
+  http2SessionTimeout?: number;
+};
+
+type FastifyHttpsOptions<
+  Server extends https.Server,
+  Logger extends FastifyLoggerInstance = FastifyLoggerInstance
+> = FastifyServerOptions<Server, Logger> & {
+  https: https.ServerOptions;
+};
+
+export class FastifyAdapter<
+  TServer extends RawServerBase = RawServerDefault,
+  TRawRequest extends RawRequestDefaultExpression<
+    TServer
+  > = RawRequestDefaultExpression<TServer>,
+  TRawResponse extends RawReplyDefaultExpression<
+    TServer
+  > = RawReplyDefaultExpression<TServer>
+> extends AbstractHttpAdapter<
+  TServer,
+  FastifyRequest<RequestGenericInterface, TServer, TRawRequest>,
+  FastifyReply<TServer, TRawRequest, TRawResponse>
+> {
+  protected readonly instance: FastifyInstance<
+    TServer,
+    TRawRequest,
+    TRawResponse
+  >;
+  private isMiddieRegistered: boolean;
 
-export class FastifyAdapter<TInstance = any> extends AbstractHttpAdapter {
   constructor(
     instanceOrOptions:
-      | TInstance
-      | fastify.ServerOptions
-      | fastify.ServerOptionsAsHttp
-      | fastify.ServerOptionsAsHttp2
-      | fastify.ServerOptionsAsSecure
-      | fastify.ServerOptionsAsSecureHttp
-      | fastify.ServerOptionsAsSecureHttp2 = fastify() as any,
+      | FastifyInstance<TServer>
+      | FastifyHttp2Options<TServer>
+      | FastifyHttp2SecureOptions<any>
+      | FastifyHttpsOptions<any>
+      | FastifyServerOptions<TServer> = fastify() as any,
   ) {
     const instance =
       instanceOrOptions &&
-      (instanceOrOptions as fastify.FastifyInstance<any, any, any>).server
+      (instanceOrOptions as FastifyInstance<TServer>).server
         ? instanceOrOptions
-        : fastify((instanceOrOptions as any) as fastify.ServerOptions);
+        : fastify(instanceOrOptions as FastifyServerOptions);
 
     super(instance);
   }
 
-  public listen(port: string | number, callback?: () => void);
-  public listen(port: string | number, hostname: string, callback?: () => void);
-  public listen(port: any, ...args: any[]) {
+  public async init() {
+    if (this.isMiddieRegistered) {
+      return;
+    }
+    await this.registerMiddie();
+  }
+
+  public listen(port: string | number, callback?: () => void): void;
+  public listen(
+    port: string | number,
+    hostname: string,
+    callback?: () => void,
+  ): void;
+  public listen(port: string | number, ...args: any[]): Promise<string> {
+    if (typeof port === 'string') {
+      port = parseInt(port);
+    }
     return this.instance.listen(port, ...args);
   }
 
-  public reply(response: any, body: any, statusCode?: number) {
-    const isNativeResponse = typeof response.status !== 'function';
-    if (isNativeResponse) {
-      const fastifyContext = {
-        preSerialization: null,
-        preValidation: [],
-        preHandler: [],
-        onSend: [],
-        onError: [],
-      };
-      response = new Reply(response, fastifyContext, {});
-    }
+  public reply(
+    response: TRawResponse | FastifyReply,
+    body: any,
+    statusCode?: number,
+  ) {
+    const fastifyReply: FastifyReply = this.isNativeResponse(response)
+      ? new Reply(
+          response,
+          {
+            context: {
+              preSerialization: null,
+              preValidation: [],
+              preHandler: [],
+              onSend: [],
+              onError: [],
+            },
+          },
+          {},
+        )
+      : response;
+
     if (statusCode) {
-      response.status(statusCode);
+      fastifyReply.status(statusCode);
     }
-    return response.send(body);
+    return fastifyReply.send(body);
   }
 
-  public status(response: any, statusCode: number) {
-    const isNativeResponse = typeof response.code !== 'function';
-    if (isNativeResponse) {
+  public status(response: TRawResponse | FastifyReply, statusCode: number) {
+    if (this.isNativeResponse(response)) {
       response.statusCode = statusCode;
       return response;
     }
     return response.code(statusCode);
   }
 
-  public render(response: any, view: string, options: any) {
-    return response.view(view, options);
+  public render(
+    response: FastifyReply & { view: Function },
+    view: string,
+    options: any,
+  ) {
+    return response && response.view(view, options);
   }
 
-  public redirect(response: any, statusCode: number, url: string) {
-    const code = statusCode ? statusCode : HttpStatus.FOUND;
+  public redirect(response: FastifyReply, statusCode: number, url: string) {
+    const code = statusCode ?? HttpStatus.FOUND;
     return response.status(code).redirect(url);
   }
 
   public setErrorHandler(
-    handler: Parameters<fastify.FastifyInstance['setErrorHandler']>[0],
-    prefix?: string,
+    handler: Parameters<
+      FastifyInstance<TServer, TRawRequest, TRawResponse>['setErrorHandler']
+    >[0],
   ) {
     return this.instance.setErrorHandler(handler);
   }
 
   public setNotFoundHandler(
-    handler: Parameters<fastify.FastifyInstance['setNotFoundHandler']>[0],
-    prefix?: string,
+    handler: Parameters<
+      FastifyInstance<TServer, TRawRequest, TRawResponse>['setNotFoundHandler']
+    >[0],
   ) {
     return this.instance.setNotFoundHandler(handler);
   }
 
-  public getHttpServer<TServer = any>(): TServer {
-    return this.instance.server as TServer;
+  public getHttpServer<T = TServer>(): T {
+    return (this.instance.server as unknown) as T;
   }
 
-  public getInstance<TServer = any>(): TServer {
-    return this.instance as TServer;
+  public getInstance<
+    T = FastifyInstance<TServer, TRawRequest, TRawResponse>
+  >(): T {
+    return (this.instance as unknown) as T;
   }
 
-  public register(...args: any[]) {
-    return this.instance.register(...args);
+  public register<Options extends FastifyPluginOptions>(
+    plugin: FastifyPlugin<Options>,
+    opts?: FastifyRegisterOptions<Options>,
+  ) {
+    return this.instance.register(plugin, opts);
   }
 
-  public inject(...args: any[]) {
-    return this.instance.inject(...args);
+  public async inject(opts: InjectOptions | string) {
+    return await this.instance.inject(opts);
   }
 
-  public close() {
-    return this.instance.close();
+  public async close() {
+    try {
+      return await this.instance.close();
+    } catch (err) {
+      // Check if server is still running
+      if (err.code !== 'ERR_SERVER_NOT_RUNNING') {
+        throw err;
+      }
+      return;
+    }
   }
 
-  public initHttpServer(options: NestApplicationOptions) {
+  public initHttpServer() {
     this.httpServer = this.instance.server;
   }
 
-  public useStaticAssets(options: {
-    root: string;
-    prefix?: string;
-    setHeaders?: Function;
-    send?: any;
-  }) {
+  public useStaticAssets(options: FastifyStaticOptions) {
     return this.register(
-      loadPackage('fastify-static', 'FastifyAdapter.useStaticAssets()', () =>
-        require('fastify-static'),
-      ),
+      loadPackage('fastify-static', 'FastifyAdapter.useStaticAssets()'),
       options,
     );
   }
 
-  public setViewEngine(options: any) {
+  public setViewEngine(options: PointOfViewOptions | string) {
+    if (typeof options === 'string') {
+      new Logger('FastifyAdapter').error(
+        "setViewEngine() doesn't support a string argument.",
+      );
+      process.exit(1);
+    }
     return this.register(
       loadPackage('point-of-view', 'FastifyAdapter.setViewEngine()'),
       options,
-      () => require('point-of-view'),
     );
   }
 
-  public setHeader(response: any, name: string, value: string) {
+  public setHeader(response: FastifyReply, name: string, value: string) {
     return response.header(name, value);
   }
 
-  public getRequestHostname(request: any): string {
+  public getRequestHostname(request: FastifyRequest): string {
     return request.hostname;
   }
 
-  public getRequestMethod(request: any): string {
+  public getRequestMethod(request: FastifyRequest): string {
     return request.raw ? request.raw.method : request.method;
   }
 
-  public getRequestUrl(request: any): string {
+  public getRequestUrl(request: FastifyRequest): string {
     return request.raw ? request.raw.url : request.url;
   }
 
   public enableCors(options: CorsOptions) {
-    this.register(cors, options);
+    this.register(require('fastify-cors'), options);
   }
 
   public registerParserMiddleware() {
-    this.register(formBody);
+    this.register(require('fastify-formbody'));
   }
 
-  public createMiddlewareFactory(
+  public async createMiddlewareFactory(
     requestMethod: RequestMethod,
-  ): (path: string, callback: Function) => any {
+  ): Promise<(path: string, callback: Function) => any> {
+    if (!this.isMiddieRegistered) {
+      await this.registerMiddie();
+    }
     return (path: string, callback: Function) => {
       const re = pathToRegexp(path);
       const normalizedPath = path === '/*' ? '' : path;
@@ -190,10 +292,18 @@ export class FastifyAdapter<TInstance = any> extends AbstractHttpAdapter {
     return 'fastify';
   }
 
-  protected registerWithPrefix<T extends fastify.Plugin<any, any, any, any>>(
-    factory: T,
-    prefix = '/',
-  ): ReturnType<fastify.FastifyInstance['register']> {
+  protected registerWithPrefix(factory: FastifyPlugin, prefix = '/') {
     return this.instance.register(factory, { prefix });
   }
+
+  private isNativeResponse(
+    response: TRawResponse | FastifyReply,
+  ): response is TRawResponse {
+    return !('status' in response);
+  }
+
+  private async registerMiddie() {
+    this.isMiddieRegistered = true;
+    await this.register(require('middie'));
+  }
 }

packages/platform-fastify/interfaces/external/fastify-static-options.interface.ts

@@ -0,0 +1,48 @@
+/**
+ * "fastify-static" interfaces
+ * @see https://github.com/fastify/fastify-static/blob/master/index.d.ts
+ */
+
+interface ListDir {
+  href: string;
+  name: string;
+}
+
+interface ListFile {
+  href: string;
+  name: string;
+}
+
+interface ListRender {
+  (dirs: ListDir[], files: ListFile[]): string;
+}
+
+interface ListOptions {
+  format: 'json' | 'html';
+  names: string[];
+  render: ListRender;
+}
+
+export interface FastifyStaticOptions {
+  root: string;
+  prefix?: string;
+  prefixAvoidTrailingSlash?: boolean;
+  serve?: boolean;
+  decorateReply?: boolean;
+  schemaHide?: boolean;
+  setHeaders?: (...args: any[]) => void;
+  redirect?: boolean;
+  wildcard?: boolean | string;
+  list?: boolean | ListOptions;
+
+  // Passed on to `send`
+  acceptRanges?: boolean;
+  cacheControl?: boolean;
+  dotfiles?: boolean;
+  etag?: boolean;
+  extensions?: string[];
+  immutable?: boolean;
+  index?: string[];
+  lastModified?: boolean;
+  maxAge?: string | number;
+}

packages/platform-fastify/interfaces/external/index.ts

@@ -0,0 +1,2 @@
+export * from './fastify-static-options.interface';
+export * from './point-of-view-options.interface';

packages/platform-fastify/interfaces/external/point-of-view-options.interface.ts

@@ -0,0 +1,26 @@
+/**
+ * @see https://github.com/fastify/point-of-view/blob/master/index.d.ts
+ */
+
+export interface PointOfViewOptions {
+  engine: {
+    ejs?: any;
+    nunjucks?: any;
+    pug?: any;
+    handlebars?: any;
+    marko?: any;
+    mustache?: any;
+    'art-template'?: any;
+    twig?: any;
+  };
+  templates?: string;
+  includeViewExtension?: boolean;
+  options?: object;
+  charset?: string;
+  maxCache?: number;
+  production?: boolean;
+  defaultContext?: object;
+  layout?: string;
+  root?: string;
+  viewExt?: string;
+}

packages/platform-fastify/interfaces/nest-fastify-application.interface.ts

@@ -1,5 +1,14 @@
 import { INestApplication } from '@nestjs/common';
-import { HTTPInjectOptions, HTTPInjectResponse } from 'fastify';
+import {
+  FastifyPlugin,
+  FastifyPluginOptions,
+  FastifyRegisterOptions,
+} from 'fastify';
+import {
+  InjectOptions,
+  Response as LightMyRequestResponse,
+} from 'light-my-request';
+import { FastifyStaticOptions, PointOfViewOptions } from './external';
 
 export interface NestFastifyApplication extends INestApplication {
   /**
@@ -8,7 +17,10 @@ export interface NestFastifyApplication extends INestApplication {
    *
    * @returns {this}
    */
-  register(...args: any[]): this;
+  register<Options extends FastifyPluginOptions>(
+    plugin: FastifyPlugin<Options>,
+    opts?: FastifyRegisterOptions<Options>,
+  ): this;
 
   /**
    * Sets a base directory for public assets.
@@ -16,25 +28,21 @@ export interface NestFastifyApplication extends INestApplication {
    *
    * @returns {this}
    */
-  useStaticAssets(options: {
-    root: string;
-    prefix?: string;
-    setHeaders?: Function;
-    send?: any;
-  }): this;
+  useStaticAssets(options: FastifyStaticOptions): this;
 
   /**
    * Sets a view engine for templates (views), for example: `pug`, `handlebars`, or `ejs`.
    *
+   * Don't pass in a string. The string type in the argument is for compatibilility reason and will cause an exception.
    * @returns {this}
    */
-  setViewEngine(options: any): this;
+  setViewEngine(options: PointOfViewOptions | string): this;
 
   /**
    * A wrapper function around native `fastify.inject()` method.
    * @returns {void}
    */
-  inject(opts: HTTPInjectOptions | string): Promise<HTTPInjectResponse>;
+  inject(opts: InjectOptions | string): Promise<LightMyRequestResponse>;
 
   /**
    * Starts the application.

packages/platform-fastify/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/platform-fastify",
-  "version": "7.2.0",
+  "version": "7.4.4",
   "description": "Nest - modern, fast, powerful node.js web framework (@platform-fastify)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",
@@ -17,11 +17,13 @@
     "access": "public"
   },
   "dependencies": {
-    "fastify": "2.14.1",
-    "fastify-cors": "3.0.3",
-    "fastify-formbody": "3.2.0",
+    "fastify": "3.3.0",
+    "fastify-cors": "4.1.0",
+    "fastify-formbody": "5.0.0",
+    "light-my-request": "4.0.2",
+    "middie": "5.1.0",
     "path-to-regexp": "3.2.0",
-    "tslib": "2.0.0"
+    "tslib": "2.0.1"
   },
   "peerDependencies": {
     "@nestjs/common": "^7.0.0",

packages/platform-socket.io/Readme.md

@@ -54,9 +54,11 @@ With official support, you can get expert help straight from Nest core team. We
 
 Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
 
-#### Principal Sponsor
-
-<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="220" /></a>
+#### Principal Sponsors
+<table style="text-align:center;"><tr><td>
+<a href="https://github.com/Sanofi-IADC" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/sanofi.png" width="180" valign="middle" /></a></td><td>
+<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="180" valign="middle" /></a></td>
+</tr></table>
 
 #### Silver Sponsors
 
@@ -84,7 +86,11 @@ Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
 <a href="https://www.codeguesser.co.uk" target="_blank"><img src="https://nestjs.com/img/codeguesser-logo.svg" width="120" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://tekhattan.com" target="_blank"><img src="https://nestjs.com/img/tekhattan-logo.png" width="110" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://f-a.nz/" target="_blank"><img src="https://nestjs.com/img/franz.svg" width="80" valign="middle" /></a> </td><td align="center" valign="middle">
-<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td></tr></table>
+<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td>
+  <td align="center" valign="middle">
+  <a href="https://genuinebee.com/" target="_blank"><img src="https://nestjs.com/img/genuinebee.svg" width="97" valign="middle" /></a> </td></tr>
+<tr><td align="center" valign="middle"><a href="https://sanyodigital.com/" target="_blank"><img src="https://nestjs.com/img/sanyo-digital.png" width="130" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://vpn-review.com/vpn-for-torrenting" target="_blank"><img src="https://nestjs.com/img/vpn-review-logo.png" width="85" valign="middle" /></a></td>
+  </tr></table>
 
 ## Backers
 

packages/platform-socket.io/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/platform-socket.io",
-  "version": "7.2.0",
+  "version": "7.4.4",
   "description": "Nest - modern, fast, powerful node.js web framework (@platform-socket.io)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",
@@ -18,7 +18,7 @@
   },
   "dependencies": {
     "socket.io": "2.3.0",
-    "tslib": "2.0.0"
+    "tslib": "2.0.1"
   },
   "peerDependencies": {
     "@nestjs/common": "^7.0.0",

packages/platform-ws/Readme.md

@@ -54,9 +54,11 @@ With official support, you can get expert help straight from Nest core team. We
 
 Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
 
-#### Principal Sponsor
-
-<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="220" /></a>
+#### Principal Sponsors
+<table style="text-align:center;"><tr><td>
+<a href="https://github.com/Sanofi-IADC" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/sanofi.png" width="180" valign="middle" /></a></td><td>
+<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="180" valign="middle" /></a></td>
+</tr></table>
 
 #### Silver Sponsors
 
@@ -84,7 +86,11 @@ Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
 <a href="https://www.codeguesser.co.uk" target="_blank"><img src="https://nestjs.com/img/codeguesser-logo.svg" width="120" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://tekhattan.com" target="_blank"><img src="https://nestjs.com/img/tekhattan-logo.png" width="110" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://f-a.nz/" target="_blank"><img src="https://nestjs.com/img/franz.svg" width="80" valign="middle" /></a> </td><td align="center" valign="middle">
-<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td></tr></table>
+<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td>
+  <td align="center" valign="middle">
+  <a href="https://genuinebee.com/" target="_blank"><img src="https://nestjs.com/img/genuinebee.svg" width="97" valign="middle" /></a> </td></tr>
+<tr><td align="center" valign="middle"><a href="https://sanyodigital.com/" target="_blank"><img src="https://nestjs.com/img/sanyo-digital.png" width="130" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://vpn-review.com/vpn-for-torrenting" target="_blank"><img src="https://nestjs.com/img/vpn-review-logo.png" width="85" valign="middle" /></a></td>
+  </tr></table>
 
 ## Backers
 

packages/platform-ws/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/platform-ws",
-  "version": "7.2.0",
+  "version": "7.4.4",
   "description": "Nest - modern, fast, powerful node.js web framework (@platform-ws)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",
@@ -17,8 +17,8 @@
     "access": "public"
   },
   "dependencies": {
-    "tslib": "2.0.0",
-    "ws": "7.3.0"
+    "tslib": "2.0.1",
+    "ws": "7.3.1"
   },
   "peerDependencies": {
     "@nestjs/common": "^7.0.0",

packages/testing/Readme.md

@@ -54,9 +54,11 @@ With official support, you can get expert help straight from Nest core team. We
 
 Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
 
-#### Principal Sponsor
-
-<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="220" /></a>
+#### Principal Sponsors
+<table style="text-align:center;"><tr><td>
+<a href="https://github.com/Sanofi-IADC" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/sanofi.png" width="180" valign="middle" /></a></td><td>
+<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="180" valign="middle" /></a></td>
+</tr></table>
 
 #### Silver Sponsors
 
@@ -84,7 +86,11 @@ Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
 <a href="https://www.codeguesser.co.uk" target="_blank"><img src="https://nestjs.com/img/codeguesser-logo.svg" width="120" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://tekhattan.com" target="_blank"><img src="https://nestjs.com/img/tekhattan-logo.png" width="110" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://f-a.nz/" target="_blank"><img src="https://nestjs.com/img/franz.svg" width="80" valign="middle" /></a> </td><td align="center" valign="middle">
-<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td></tr></table>
+<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td>
+  <td align="center" valign="middle">
+  <a href="https://genuinebee.com/" target="_blank"><img src="https://nestjs.com/img/genuinebee.svg" width="97" valign="middle" /></a> </td></tr>
+<tr><td align="center" valign="middle"><a href="https://sanyodigital.com/" target="_blank"><img src="https://nestjs.com/img/sanyo-digital.png" width="130" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://vpn-review.com/vpn-for-torrenting" target="_blank"><img src="https://nestjs.com/img/vpn-review-logo.png" width="85" valign="middle" /></a></td>
+  </tr></table>
 
 ## Backers
 

packages/testing/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/testing",
-  "version": "7.2.0",
+  "version": "7.4.4",
   "description": "Nest - modern, fast, powerful node.js web framework (@testing)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",
@@ -18,7 +18,7 @@
   },
   "dependencies": {
     "optional": "0.1.4",
-    "tslib": "2.0.0"
+    "tslib": "2.0.1"
   },
   "peerDependencies": {
     "@nestjs/common": "^7.0.0",

packages/testing/testing-module.ts

@@ -3,13 +3,17 @@ import {
   INestApplication,
   INestMicroservice,
   Logger,
+  NestApplicationOptions,
+  Type,
 } from '@nestjs/common';
 import { NestMicroserviceOptions } from '@nestjs/common/interfaces/microservices/nest-microservice-options.interface';
 import { NestApplicationContextOptions } from '@nestjs/common/interfaces/nest-application-context-options.interface';
-import { NestApplicationOptions } from '@nestjs/common/interfaces/nest-application-options.interface';
-import { Type } from '@nestjs/common/interfaces/type.interface';
 import { loadPackage } from '@nestjs/common/utils/load-package.util';
-import { NestApplication, NestApplicationContext } from '@nestjs/core';
+import {
+  AbstractHttpAdapter,
+  NestApplication,
+  NestApplicationContext,
+} from '@nestjs/core';
 import { ApplicationConfig } from '@nestjs/core/application-config';
 import { NestContainer } from '@nestjs/core/injector/container';
 import { Module } from '@nestjs/core/injector/module';
@@ -25,7 +29,7 @@ export class TestingModule extends NestApplicationContext {
   }
 
   public createNestApplication<T extends INestApplication = INestApplication>(
-    httpAdapter?: HttpServer,
+    httpAdapter?: HttpServer | AbstractHttpAdapter,
     options?: NestApplicationOptions,
   ): T {
     httpAdapter = httpAdapter || this.createHttpAdapter();
@@ -58,7 +62,7 @@ export class TestingModule extends NestApplicationContext {
     );
   }
 
-  private createHttpAdapter<T = any>(httpServer?: T): HttpServer {
+  private createHttpAdapter<T = any>(httpServer?: T): AbstractHttpAdapter {
     const { ExpressAdapter } = loadPackage(
       '@nestjs/platform-express',
       'NestFactory',

packages/websockets/Readme.md

@@ -54,9 +54,11 @@ With official support, you can get expert help straight from Nest core team. We
 
 Nest is an MIT-licensed open source project. It can grow thanks to the sponsors and support by the amazing backers. If you'd like to join them, please [read more here](https://docs.nestjs.com/support).
 
-#### Principal Sponsor
-
-<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="220" /></a>
+#### Principal Sponsors
+<table style="text-align:center;"><tr><td>
+<a href="https://github.com/Sanofi-IADC" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/sanofi.png" width="180" valign="middle" /></a></td><td>
+<a href="https://valor-software.com/" target="_blank"><img src="https://docs.nestjs.com/assets/sponsors/valor-software.png" width="180" valign="middle" /></a></td>
+</tr></table>
 
 #### Silver Sponsors
 
@@ -84,7 +86,11 @@ Nest is an MIT-licensed open source project. It can grow thanks to the sponsors
 <a href="https://www.codeguesser.co.uk" target="_blank"><img src="https://nestjs.com/img/codeguesser-logo.svg" width="120" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://tekhattan.com" target="_blank"><img src="https://nestjs.com/img/tekhattan-logo.png" width="110" valign="middle" /></a> </td><td align="center" valign="middle">
 <a href="https://f-a.nz/" target="_blank"><img src="https://nestjs.com/img/franz.svg" width="80" valign="middle" /></a> </td><td align="center" valign="middle">
-<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td></tr></table>
+<a href="https://sparkfabrik.com/" target="_blank"><img src="https://nestjs.com/img/sparkfabrik-logo.png" width="120" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://www.thebigphonestore.co.uk/" target="_blank"><img src="https://nestjs.com/img/the-big-phone-store-logo.png" width="65" valign="middle" /></a></td>
+  <td align="center" valign="middle">
+  <a href="https://genuinebee.com/" target="_blank"><img src="https://nestjs.com/img/genuinebee.svg" width="97" valign="middle" /></a> </td></tr>
+<tr><td align="center" valign="middle"><a href="https://sanyodigital.com/" target="_blank"><img src="https://nestjs.com/img/sanyo-digital.png" width="130" valign="middle" /></a></td><td align="center" valign="middle"><a href="https://vpn-review.com/vpn-for-torrenting" target="_blank"><img src="https://nestjs.com/img/vpn-review-logo.png" width="85" valign="middle" /></a></td>
+  </tr></table>
 
 ## Backers
 

packages/websockets/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@nestjs/websockets",
-  "version": "7.2.0",
+  "version": "7.4.4",
   "description": "Nest - modern, fast, powerful node.js web framework (@websockets)",
   "author": "Kamil Mysliwiec",
   "license": "MIT",
@@ -13,11 +13,11 @@
   },
   "dependencies": {
     "iterare": "1.2.1",
-    "tslib": "2.0.0"
+    "tslib": "2.0.1"
   },
   "devDependencies": {
-    "@nestjs/common": "7.2.0",
-    "@nestjs/core": "7.2.0"
+    "@nestjs/common": "7.4.4",
+    "@nestjs/core": "7.4.4"
   },
   "peerDependencies": {
     "@nestjs/common": "^7.0.0",

sample/01-cats-app/package.json

@@ -19,36 +19,36 @@
     "test:e2e": "jest --config ./e2e/jest-e2e.json"
   },
   "dependencies": {
-    "@nestjs/common": "7.1.3",
-    "@nestjs/core": "7.1.3",
-    "@nestjs/platform-express": "7.1.3",
-    "class-transformer": "0.2.3",
+    "@nestjs/common": "7.4.3",
+    "@nestjs/core": "7.4.3",
+    "@nestjs/platform-express": "7.4.3",
+    "class-transformer": "0.3.1",
     "class-validator": "0.12.2",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",
-    "rxjs": "6.5.5"
+    "rxjs": "6.6.2"
   },
   "devDependencies": {
-    "@nestjs/cli": "7.2.0",
-    "@nestjs/schematics": "7.0.1",
-    "@nestjs/testing": "7.1.3",
-    "@types/express": "4.17.6",
-    "@types/jest": "25.2.1",
+    "@nestjs/cli": "7.5.1",
+    "@nestjs/schematics": "7.1.1",
+    "@nestjs/testing": "7.4.3",
+    "@types/express": "4.17.7",
+    "@types/jest": "26.0.10",
     "@types/node": "10.17.3",
-    "@types/supertest": "2.0.9",
-    "jest": "26.0.1",
-    "prettier": "2.0.5",
+    "@types/supertest": "2.0.10",
+    "jest": "26.4.2",
+    "prettier": "2.1.1",
     "supertest": "4.0.2",
-    "ts-jest": "26.1.0",
-    "ts-loader": "7.0.5",
-    "ts-node": "8.10.2",
+    "ts-jest": "26.3.0",
+    "ts-loader": "8.0.3",
+    "ts-node": "9.0.0",
     "tsconfig-paths": "3.9.0",
-    "@typescript-eslint/eslint-plugin": "3.3.0",
-    "@typescript-eslint/parser": "3.3.0",
-    "eslint": "7.2.0",
+    "@typescript-eslint/eslint-plugin": "3.10.1",
+    "@typescript-eslint/parser": "3.10.1",
+    "eslint": "7.7.0",
     "eslint-config-prettier": "6.11.0",
-    "eslint-plugin-import": "2.21.2",
-    "typescript": "3.9.5"
+    "eslint-plugin-import": "2.22.0",
+    "typescript": "4.0.2"
   },
   "jest": {
     "moduleFileExtensions": [

sample/02-gateways/package.json

@@ -19,40 +19,40 @@
     "test:e2e": "echo 'No e2e tests implemented yet.'"
   },
   "dependencies": {
-    "@nestjs/common": "7.1.3",
-    "@nestjs/core": "7.1.3",
-    "@nestjs/platform-express": "7.1.3",
-    "@nestjs/platform-socket.io": "7.1.3",
-    "@nestjs/websockets": "7.1.3",
-    "class-transformer": "0.2.3",
+    "@nestjs/common": "7.4.3",
+    "@nestjs/core": "7.4.3",
+    "@nestjs/platform-express": "7.4.3",
+    "@nestjs/platform-socket.io": "7.4.3",
+    "@nestjs/websockets": "7.4.3",
+    "class-transformer": "0.3.1",
     "class-validator": "0.12.2",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",
-    "rxjs": "6.5.5",
+    "rxjs": "6.6.2",
     "socket.io-redis": "5.3.0"
   },
   "devDependencies": {
-    "@types/socket.io": "2.1.8",
+    "@types/socket.io": "2.1.11",
     "@types/socket.io-redis": "1.0.26",
-    "@types/ws": "7.2.5",
-    "@nestjs/cli": "7.2.0",
-    "@nestjs/schematics": "7.0.1",
-    "@nestjs/testing": "7.1.3",
-    "@types/express": "4.17.6",
+    "@types/ws": "7.2.6",
+    "@nestjs/cli": "7.5.1",
+    "@nestjs/schematics": "7.1.1",
+    "@nestjs/testing": "7.4.3",
+    "@types/express": "4.17.7",
     "@types/node": "7.10.9",
-    "@types/supertest": "2.0.9",
-    "jest": "26.0.1",
-    "prettier": "2.0.5",
+    "@types/supertest": "2.0.10",
+    "jest": "26.4.2",
+    "prettier": "2.1.1",
     "supertest": "4.0.2",
-    "ts-jest": "26.1.0",
-    "ts-loader": "7.0.5",
-    "ts-node": "8.10.2",
+    "ts-jest": "26.3.0",
+    "ts-loader": "8.0.3",
+    "ts-node": "9.0.0",
     "tsconfig-paths": "3.9.0",
-    "@typescript-eslint/eslint-plugin": "3.3.0",
-    "@typescript-eslint/parser": "3.3.0",
-    "eslint": "7.2.0",
+    "@typescript-eslint/eslint-plugin": "3.10.1",
+    "@typescript-eslint/parser": "3.10.1",
+    "eslint": "7.7.0",
     "eslint-config-prettier": "6.11.0",
-    "eslint-plugin-import": "2.21.2",
-    "typescript": "3.9.5"
+    "eslint-plugin-import": "2.22.0",
+    "typescript": "4.0.2"
   }
 }

sample/03-microservices/package.json

@@ -19,36 +19,36 @@
     "test:e2e": "echo 'No e2e tests implemented yet.'"
   },
   "dependencies": {
-    "@nestjs/common": "7.1.3",
-    "@nestjs/core": "7.1.3",
-    "@nestjs/microservices": "7.1.3",
-    "@nestjs/platform-express": "7.1.3",
-    "class-transformer": "0.2.3",
+    "@nestjs/common": "7.4.3",
+    "@nestjs/core": "7.4.3",
+    "@nestjs/microservices": "7.4.3",
+    "@nestjs/platform-express": "7.4.3",
+    "class-transformer": "0.3.1",
     "class-validator": "0.12.2",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",
-    "rxjs": "6.5.5"
+    "rxjs": "6.6.2"
   },
   "devDependencies": {
-    "@nestjs/cli": "7.2.0",
-    "@nestjs/schematics": "7.0.1",
-    "@nestjs/testing": "7.1.3",
+    "@nestjs/cli": "7.5.1",
+    "@nestjs/schematics": "7.1.1",
+    "@nestjs/testing": "7.4.3",
     "@types/amqplib": "0.5.13",
-    "@types/express": "4.17.6",
+    "@types/express": "4.17.7",
     "@types/node": "12.12.31",
-    "@types/supertest": "2.0.9",
-    "jest": "26.0.1",
-    "prettier": "2.0.5",
+    "@types/supertest": "2.0.10",
+    "jest": "26.4.2",
+    "prettier": "2.1.1",
     "supertest": "4.0.2",
-    "ts-jest": "26.1.0",
-    "ts-loader": "7.0.5",
-    "ts-node": "8.10.2",
+    "ts-jest": "26.3.0",
+    "ts-loader": "8.0.3",
+    "ts-node": "9.0.0",
     "tsconfig-paths": "3.9.0",
-    "@typescript-eslint/eslint-plugin": "3.3.0",
-    "@typescript-eslint/parser": "3.3.0",
-    "eslint": "7.2.0",
+    "@typescript-eslint/eslint-plugin": "3.10.1",
+    "@typescript-eslint/parser": "3.10.1",
+    "eslint": "7.7.0",
     "eslint-config-prettier": "6.11.0",
-    "eslint-plugin-import": "2.21.2",
-    "typescript": "3.9.5"
+    "eslint-plugin-import": "2.22.0",
+    "typescript": "4.0.2"
   }
 }

sample/04-grpc/package.json

@@ -19,37 +19,37 @@
     "test:e2e": "echo 'No e2e tests implemented yet.'"
   },
   "dependencies": {
-    "@grpc/proto-loader": "0.5.4",
-    "@nestjs/common": "7.1.3",
-    "@nestjs/core": "7.1.3",
-    "@nestjs/microservices": "7.1.3",
-    "class-transformer": "0.2.3",
+    "@grpc/proto-loader": "0.5.5",
+    "@nestjs/common": "7.4.3",
+    "@nestjs/core": "7.4.3",
+    "@nestjs/microservices": "7.4.3",
+    "class-transformer": "0.3.1",
     "class-validator": "0.12.2",
     "grpc": "1.24.3",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",
-    "rxjs": "6.5.5"
+    "rxjs": "6.6.2"
   },
   "devDependencies": {
-    "@nestjs/cli": "7.2.0",
-    "@nestjs/schematics": "7.0.1",
-    "@nestjs/testing": "7.1.3",
-    "@types/express": "4.17.6",
+    "@nestjs/cli": "7.5.1",
+    "@nestjs/schematics": "7.1.1",
+    "@nestjs/testing": "7.4.3",
+    "@types/express": "4.17.7",
     "@types/node": "10.17.3",
-    "@types/supertest": "2.0.9",
-    "@types/ws": "7.2.5",
-    "jest": "26.0.1",
-    "prettier": "2.0.5",
+    "@types/supertest": "2.0.10",
+    "@types/ws": "7.2.6",
+    "jest": "26.4.2",
+    "prettier": "2.1.1",
     "supertest": "4.0.2",
-    "ts-jest": "26.1.0",
-    "ts-loader": "7.0.5",
-    "ts-node": "8.10.2",
+    "ts-jest": "26.3.0",
+    "ts-loader": "8.0.3",
+    "ts-node": "9.0.0",
     "tsconfig-paths": "3.9.0",
-    "@typescript-eslint/eslint-plugin": "3.3.0",
-    "@typescript-eslint/parser": "3.3.0",
-    "eslint": "7.2.0",
+    "@typescript-eslint/eslint-plugin": "3.10.1",
+    "@typescript-eslint/parser": "3.10.1",
+    "eslint": "7.7.0",
     "eslint-config-prettier": "6.11.0",
-    "eslint-plugin-import": "2.21.2",
-    "typescript": "3.9.5"
+    "eslint-plugin-import": "2.22.0",
+    "typescript": "4.0.2"
   }
 }

sample/05-sql-typeorm/package.json

@@ -19,36 +19,36 @@
     "test:e2e": "echo 'No e2e tests implemented yet.'"
   },
   "dependencies": {
-    "@nestjs/common": "7.1.3",
-    "@nestjs/core": "7.1.3",
-    "@nestjs/platform-express": "7.1.3",
-    "@nestjs/typeorm": "7.1.0",
+    "@nestjs/common": "7.4.3",
+    "@nestjs/core": "7.4.3",
+    "@nestjs/platform-express": "7.4.3",
+    "@nestjs/typeorm": "7.1.1",
     "mysql": "2.18.1",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",
-    "rxjs": "6.5.5",
+    "rxjs": "6.6.2",
     "typeorm": "0.2.25"
   },
   "devDependencies": {
-    "@nestjs/cli": "7.2.0",
-    "@nestjs/schematics": "7.0.1",
-    "@nestjs/testing": "7.1.3",
-    "@types/express": "4.17.6",
+    "@nestjs/cli": "7.5.1",
+    "@nestjs/schematics": "7.1.1",
+    "@nestjs/testing": "7.4.3",
+    "@types/express": "4.17.7",
     "@types/node": "7.10.9",
-    "@types/supertest": "2.0.9",
-    "@types/ws": "7.2.5",
-    "jest": "26.0.1",
-    "prettier": "2.0.5",
+    "@types/supertest": "2.0.10",
+    "@types/ws": "7.2.6",
+    "jest": "26.4.2",
+    "prettier": "2.1.1",
     "supertest": "4.0.2",
-    "ts-jest": "26.1.0",
-    "ts-loader": "7.0.5",
-    "ts-node": "8.10.2",
+    "ts-jest": "26.3.0",
+    "ts-loader": "8.0.3",
+    "ts-node": "9.0.0",
     "tsconfig-paths": "3.9.0",
-    "@typescript-eslint/eslint-plugin": "3.3.0",
-    "@typescript-eslint/parser": "3.3.0",
-    "eslint": "7.2.0",
+    "@typescript-eslint/eslint-plugin": "3.10.1",
+    "@typescript-eslint/parser": "3.10.1",
+    "eslint": "7.7.0",
     "eslint-config-prettier": "6.11.0",
-    "eslint-plugin-import": "2.21.2",
-    "typescript": "3.9.5"
+    "eslint-plugin-import": "2.22.0",
+    "typescript": "4.0.2"
   }
 }

sample/06-mongoose/package.json

@@ -19,36 +19,36 @@
     "test:e2e": "echo 'No e2e tests implemented yet.'"
   },
   "dependencies": {
-    "@nestjs/common": "7.1.3",
-    "@nestjs/core": "7.1.3",
-    "@nestjs/mongoose": "7.0.1",
-    "@nestjs/platform-express": "7.1.3",
-    "mongoose": "5.9.19",
+    "@nestjs/common": "7.4.3",
+    "@nestjs/core": "7.4.3",
+    "@nestjs/mongoose": "7.0.2",
+    "@nestjs/platform-express": "7.4.3",
+    "mongoose": "5.10.2",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",
-    "rxjs": "6.5.5"
+    "rxjs": "6.6.2"
   },
   "devDependencies": {
-    "@types/mongoose": "5.7.26",
-    "@nestjs/cli": "7.2.0",
-    "@nestjs/schematics": "7.0.1",
-    "@nestjs/testing": "7.1.3",
-    "@types/express": "4.17.6",
+    "@types/mongoose": "5.7.36",
+    "@nestjs/cli": "7.5.1",
+    "@nestjs/schematics": "7.1.1",
+    "@nestjs/testing": "7.4.3",
+    "@types/express": "4.17.7",
     "@types/node": "12.12.31",
-    "@types/supertest": "2.0.9",
-    "@types/ws": "7.2.5",
-    "jest": "26.0.1",
-    "prettier": "2.0.5",
+    "@types/supertest": "2.0.10",
+    "@types/ws": "7.2.6",
+    "jest": "26.4.2",
+    "prettier": "2.1.1",
     "supertest": "4.0.2",
-    "ts-jest": "26.1.0",
-    "ts-loader": "7.0.5",
-    "ts-node": "8.10.2",
+    "ts-jest": "26.3.0",
+    "ts-loader": "8.0.3",
+    "ts-node": "9.0.0",
     "tsconfig-paths": "3.9.0",
-    "@typescript-eslint/eslint-plugin": "3.3.0",
-    "@typescript-eslint/parser": "3.3.0",
-    "eslint": "7.2.0",
+    "@typescript-eslint/eslint-plugin": "3.10.1",
+    "@typescript-eslint/parser": "3.10.1",
+    "eslint": "7.7.0",
     "eslint-config-prettier": "6.11.0",
-    "eslint-plugin-import": "2.21.2",
-    "typescript": "3.9.5"
+    "eslint-plugin-import": "2.22.0",
+    "typescript": "4.0.2"
   }
 }

sample/07-sequelize/package.json

@@ -19,39 +19,39 @@
     "test:e2e": "echo 'No e2e tests implemented yet.'"
   },
   "dependencies": {
-    "@nestjs/common": "7.1.3",
-    "@nestjs/core": "7.1.3",
-    "@nestjs/platform-express": "7.1.3",
-    "@nestjs/sequelize": "0.1.0",
+    "@nestjs/common": "7.4.3",
+    "@nestjs/core": "7.4.3",
+    "@nestjs/platform-express": "7.4.3",
+    "@nestjs/sequelize": "0.1.1",
     "mysql2": "2.1.0",
     "reflect-metadata": "0.1.13",
     "rimraf": "3.0.2",
-    "rxjs": "6.5.5",
-    "sequelize": "5.21.13",
+    "rxjs": "6.6.2",
+    "sequelize": "5.22.3",
     "sequelize-typescript": "1.1.0",
-    "typescript": "3.9.5"
+    "typescript": "4.0.2"
   },
   "devDependencies": {
     "@types/sequelize": "4.28.9",
-    "@nestjs/cli": "7.2.0",
-    "@nestjs/schematics": "7.0.1",
-    "@nestjs/testing": "7.1.3",
-    "@types/express": "4.17.6",
+    "@nestjs/cli": "7.5.1",
+    "@nestjs/schematics": "7.1.1",
+    "@nestjs/testing": "7.4.3",
+    "@types/express": "4.17.7",
     "@types/node": "12.12.31",
-    "@types/supertest": "2.0.9",
-    "@types/ws": "7.2.5",
-    "jest": "26.0.1",
-    "prettier": "2.0.5",
+    "@types/supertest": "2.0.10",
+    "@types/ws": "7.2.6",
+    "jest": "26.4.2",
+    "prettier": "2.1.1",
     "supertest": "4.0.2",
-    "ts-jest": "26.1.0",
-    "ts-loader": "7.0.5",
-    "ts-node": "8.10.2",
+    "ts-jest": "26.3.0",
+    "ts-loader": "8.0.3",
+    "ts-node": "9.0.0",
     "tsconfig-paths": "3.9.0",
-    "@typescript-eslint/eslint-plugin": "3.3.0",
-    "@typescript-eslint/parser": "3.3.0",
-    "eslint": "7.2.0",
+    "@typescript-eslint/eslint-plugin": "3.10.1",
+    "@typescript-eslint/parser": "3.10.1",
+    "eslint": "7.7.0",
     "eslint-config-prettier": "6.11.0",
-    "eslint-plugin-import": "2.21.2",
-    "typescript": "3.9.5"
+    "eslint-plugin-import": "2.22.0",
+    "typescript": "4.0.2"
   }
 }

sample/08-webpack/package.json

@@ -11,25 +11,25 @@
     "test:e2e": "echo 'No e2e tests implemented yet.'"
   },
   "dependencies": {
-    "@nestjs/common": "7.1.3",
-    "@nestjs/core": "7.1.3",
-    "@nestjs/platform-express": "7.1.3",
+    "@nestjs/common": "7.4.3",
+    "@nestjs/core": "7.4.3",
+    "@nestjs/platform-express": "7.4.3",
     "reflect-metadata": "0.1.13",
-    "rxjs": "6.5.5",
-    "typescript": "3.9.5"
+    "rxjs": "6.6.2",
+    "typescript": "4.0.2"
   },
   "devDependencies": {
     "@types/node": "12.12.31",
-    "@typescript-eslint/eslint-plugin": "3.3.0",
-    "@typescript-eslint/parser": "3.3.0",
-    "eslint": "7.2.0",
+    "@typescript-eslint/eslint-plugin": "3.10.1",
+    "@typescript-eslint/parser": "3.10.1",
+    "eslint": "7.7.0",
     "eslint-config-prettier": "6.11.0",
-    "eslint-plugin-import": "2.21.2",
+    "eslint-plugin-import": "2.22.0",
     "start-server-webpack-plugin": "2.2.5",
-    "ts-loader": "7.0.5",
-    "ts-node": "8.10.2",
-    "webpack": "4.43.0",
-    "webpack-cli": "3.3.11",
+    "ts-loader": "8.0.3",
+    "ts-node": "9.0.0",
+    "webpack": "4.44.1",
+    "webpack-cli": "3.3.12",
     "webpack-node-externals": "1.7.2"
   }
 }

sample/08-webpack/webpack-hmr.config.js

@@ -9,7 +9,7 @@ module.exports = function(options) {
     watch: true,
     externals: [
       nodeExternals({
-        whitelist: ['webpack/hot/poll?100'],
+        allowlist: ['webpack/hot/poll?100'],
       }),
     ],
     plugins: [

sample/09-babel-example/package.json

@@ -13,27 +13,27 @@
     "test:e2e": "echo 'No e2e tests implemented yet.'"
   },
   "dependencies": {
-    "@nestjs/common": "7.1.3",
-    "@nestjs/core": "7.1.3",
-    "@nestjs/platform-express": "7.1.3",
-    "@nestjs/microservices": "7.1.3",
-    "@nestjs/websockets": "7.1.3",
+    "@nestjs/common": "7.4.3",
+    "@nestjs/core": "7.4.3",
+    "@nestjs/platform-express": "7.4.3",
+    "@nestjs/microservices": "7.4.3",
+    "@nestjs/websockets": "7.4.3",
     "reflect-metadata": "0.1.13",
-    "rxjs": "6.5.5"
+    "rxjs": "6.6.2"
   },
   "devDependencies": {
-    "@babel/cli": "7.10.1",
-    "@babel/core": "7.10.2",
-    "@babel/node": "7.10.1",
-    "@babel/plugin-proposal-decorators": "7.10.1",
-    "@babel/plugin-transform-runtime": "7.10.1",
-    "@babel/preset-env": "7.10.2",
-    "@babel/register": "7.10.1",
-    "@babel/runtime": "7.10.2",
-    "@nestjs/testing": "7.1.3",
-    "jest": "26.0.1",
+    "@babel/cli": "7.10.5",
+    "@babel/core": "7.11.4",
+    "@babel/node": "7.10.5",
+    "@babel/plugin-proposal-decorators": "7.10.5",
+    "@babel/plugin-transform-runtime": "7.11.0",
+    "@babel/preset-env": "7.11.0",
+    "@babel/register": "7.10.5",
+    "@babel/runtime": "7.11.2",
+    "@nestjs/testing": "7.4.3",
+    "jest": "26.4.2",
     "nodemon": "2.0.4",
-    "prettier": "2.0.5",
+    "prettier": "2.1.1",
     "supertest": "4.0.2"
   },
   "jest": {