Bug Fixes

• microservices: fix microservices pattern regression (add quotes and commas)

Features

• platform-express: add AnyFilesInterceptor #2496

Bug Fixes

• core: make errors serializable by default #2512
• core: fix globa, request-scoped enhancers (pipes, interceptors, filters, and guards) #1916

Features

• core: add ApplicationConfig to injectable providers #2412
• core: add getNext() to HttpArgumentsHost #2369

Bug Fixes

• core: add error message if recursive injection happens #2481
• core: run static exception filters when request-scoped provider throws an error #2290
• core: fix invalid token created by ModuleTokenFactory when useClass is being used #2457
• microservices: fix Redis reconnection strategy (recover from disconnect) #2246
• microservices: sort microservices patterns (JS object keys) #2428

Bug Fixes

• common: add missing user property to NatsOptions #2426
• common: add type guard to isNil utility function #2418
• microservices: remove credentials property from options argument (gRPC) #2381

Bug Fixes

• core: invalid scopes resolution on module re-export #2341

Bug Fixes

• common: strip prototype keys in ValidationPipe

Bug Fixes

• core: fix override factory provider in e2e tests #2229

Features

• core: customizable ExternalContextCreator (pass options object that determines which enhancers should be applied - interceptors, guards, or filters respectively)

Bug Fixes

• common: fix HttpException breaking change on message property #1970
• core: invalid context in request-scoped interceptors #1987

Features

• core: allow setting headers and status code from interceptors/guards #1869
• microservices: allow setting socketOptions in both ClientRMQ and ServerRMQ #1549

Bug Fixes

• microservices: ServerTCP fix host property usage #1967
• microservices: export ClientRMQ and ServerRMQ classes #1891
• platform-fastify: fix http2 property delegation (constructor options) #1950

Bug Fixes

• microservices: fix Scope.REQUEST in microservices #1886
• platform-fastify: fix cors options delegation #1867

Bug Fixes

• core: fix ExternalExceptionFilterContext (ApplicationConfig) #1805
• core: execute callback passed in to the listen() method when hostname is missing #1820
• microservices: fix dispatchEvent in the TCP strategy #1840
• microservices: allow Unicode characters in the TCP strategy #1795

Bug Fixes

• core: invalid proxy configuration #1690
• testing: dependency injection in TestingModule #1689
• platform-fastify: fix invalid routes mapping #1703

Features

• core: extract platforms (express/fastify/socket.io/ws) #1329
• core: HTTP request based (and Transient) DI #1376
• core: new lifecycle hooks #1416
• microservices: event-based communication feature (read more)

Improvements

• common: simplify reflection metadata API (@SetMetadata())
• common: generic Provider types #1574
• core: simplify Middleware API #1474

Bug Fixes

• all: dynamic require() issues (webpack build) #1386
• core: global and local interceptor execution #1016
• testing: deprecated warning when initializing TestingModule #1320

Bug Fixes

• common: error response with ValidationPipe is incorrect #1622
• core: base path issue (incompatibility with module path) #1594
• core: FastifyAdapter wasn't triggering middleware when query parameter was present #1474

Bug Fixes

• core: display symbol in UnknownDependencyException #1563
• microservices: fix RabbitMQ reply-to queue #1571

Bug Fixes

• core: fastify middleware bug (query parameters break wildcards) #972

Features

• common: allow array in request mapping decorators (@Get([]), @Post([]), etc) #1343
• core: allow for multiple view dirs in Express adapter #1514

Bug Fixes

• microservices: fix load proto definition file (deep definition issue) #1469

Features

• common: add options support to ValidationPipe in the transformation phase #1374
• core: support abstract classes in INestApplicationContext #1452
• websockets: support RegExp in namespaces #1431
• websockets: pass down more options to the underlying gRPC instance #1388

Bug Fixes

• common: fix configurable axios instance in async HttpModule #1257
• core: fix error message in case of circular dependency (wrong url) #1441
• microservices: support proto namespaces in gRPC #1371

Features

• common: add registerAsync to HttpModule #1257
• common: add exceptionFactory option to ValidationPipe #1267
• microservices: add protoLoader option for gRPC transport #1269

Bug Fixes

• core: custom HTTP exceptions body #1339
• core: invalid injection metadata inheritance #1338
• websockets: catch stream (throwError) exceptions #1285
• microservices: catch stream (throwError) exceptions #1285

Bug Fixes

• core: e2e tests are failing due to HTTP_SERVER_REF #1160
• core: support using direct injectable instance #928
• core: symbol in the module exports array causes fatal error #1246

Features

• common: update axios to latest version #1152
• core: add module context name to UnknownDependenciesMessage #1143
• core: property-based injection support #1172
• core: dynamical providers feature ModuleRef.create() #1172
• microservices: RabbitMQ support #1170
• microservices: support queues in Nats transport #1175

Bug Fixes

• core: allow exporting abstract providers #1208

Features

• common: FileFieldsInterceptor upload multiple files with different names (multer.fields) #741
• core: support async dynamic modules #800
• core: exclude routes in the MiddlewareBuilder #790
• core: support RouteInfo in the MiddlewareBuilder (restrict middleware to certain request method)

forRoutes(
   { path: 'cats', method: RequestMethod.GET },
   { path: 'cats', method: RequestMethod.POST },
)

Bug Fixes

• common: empty body ends up with 500 error (ValidationPipe) #734
• core: the last one of APP_ providers get registered #812
• core: middleware runs more than once #779
• core: custom decorators not being treated as default ones #765
• microservices: allow gRPC stream cancellation #773

Improvements

• common: expose axiosRef from HttpService#842
• common: make MiddlewareFunction generic #778
• microservices: propagate internal gRPC error #844
• testing: type signature for TestModule.get() is too restrictive #772

Bug Fixes

• common: add missing forbidUnknownValues property (ValidationPipe) #706
• core: support circular structures in the dynamic module #678
• core: global prefix and middleware incompatibility #718
• core: exceptions are not handled in cascade way #729
• core: validate route path passed in forRoutes() #692
• websockets: @WebSocketGateway and @SubscribeMessage do not properly handle errors #683
• testing: fix misssing logger

Features

• core: support async lifecycle hooks (OnModuleInit and OnModuleDestroy) #569
• core: HTTP server independence, fastify integration (FastifyAdapter)
• core: allow binding global interceptors, filters, pipes, and guards from any module. Example:

{
  provide: APP_INTERCEPTOR,
  useClass: LoggerInterceptor,
}

• core: @UseGuards(), @UsePipes(), @UseFilters(), and @UseInterceptors() extend metadata, instead of overriding existing one
• core: dependency injection everywhere (pipes, filters, interceptors, and guards)
• core: pass ArgumentsHost to exception filters (ability to access each argument)
• core: pass enhanced ExecutionContext to both interceptors and guards (ability to access each argument and execution context)
• microservices: rewrite existing transporters (TCP, Redis), provide new strategies: Nats, MQTT, gRPC
• all: improve execution context performance (http, ws, microservices)

Bug Fixes

• common: incorrent multer dependency #532
• core: hanging NestApplicationContext process #503
• microservices: concurrency issues (both TCP and Redis transporters) #505

Improvements

• all: remove reflect-metadata peer dependency #563
• all: upgrade RxJS to 6.0.0
• all: move to Node.js >= 8.9.0 (TypeScript target es2017)
• core: more descriptive exceptions (circular dependency) #493
• core: Nest container compatible with useContainer() (class-validator and typeorm packages) #528
• core: remove static dependencies (webpack compatibility)
• websockets: @WebSocketGateway() takes options argument that is passed to socket.io instance #508

Deprecations

• common: deprecate @Component(), @Middleware(), @Interceptor(), @Pipe(), and @Guard() decorators (use @Injectable() instead)
• common: removed ExpressMiddleware (use MiddlewareFunction)
• core: deprecate modules: [] property (use imports: [] instead)
• core: deprecate components: [] property (use providers: [] instead)
• core: removed MiddlewaresConsumer (use MiddlewareConsumer)

Notes

• move from traditional express middleware model: each middleware is solely bounded to a particular path, regardless of the request method

Migration guide: https://docs.nestjs.com/migration-guide

5.0.0-beta.4

Bug Fixes

• core: param pipes aren't working correctly #592
• microservices: unnecessary modules required #594

Improvements

• all: upgrade RxJS version (v6.0.0)

5.0.0-beta.3

Bug Fixes

• core: incorrect ExpressAdapter method wrappers #585
• core: the fastify-formbody is no longer a required dependency #575
• core: incorrect createApplication() typings (unable to pass express instance directly) #575

Bug Fixes:

• common: File(s)Interceptor throws http status code 500 #465
• core: e2e testing, EXPRESS_REF injector issue #484
• microservices: NO_PATTERN_MESSAGE bugfix #491

Improvements:

• common: class-transformer update #483
• common: HttpService improvements, remove duplicated axios interfaces #470
• core: far more meaningful exception when not available component is exported (module inconsistency) #479

Bug Fixes

• common: File(s)Interceptor does not populate thrown exception #437
• core: NestFactory.create() returns any
• core: use ApplicationConfig within ExternalContextCreator #434

Improvements

• common: HttpException extends Error
• core: make cors middleware customizable (enableCors(), { cors }) #457
• microservices: RpcException extends Error
• websockets: WsException extends Error

Bug Fixes

• common: logger overrides custom logger scope #435
• common: FileInterceptor supports only one options at once #429
• common: support symbol as a token (NestApplicationContext)
• core: fix exception handler (exceception thrown in the done() callback) #431
• core: incorrect HTTP response on SyntaxError #430
• microservices: can't select/get from context when using NestFactory.createMicroservice #398