更優雅的 node.js 框架 ：nestjs 5.1 發佈 ，支持異步動態 modules 。

Nest是構建高效，可擴展的 Node.js Web 應用程序的框架。 它使用現代的 JavaScript 或 TypeScript（保留與純 JavaScript 的兼容性），並結合 OOP（面向對象編程），FP（函數式編程）和FRP（函數響應式編程）的元素。

在底層，Nest 使用了 Express，但也提供了與其餘各類庫的兼容，例如Fastify，能夠方便地使用各類可用的第三方插件。

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

文檔

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