NestJs | 依赖注入报错Nest can't resolve dependencies of the UsersController (?). Pleasemake sure that the

[ExceptionHandler] Nest can't resolve dependencies of the UsersController (?). Pleasemake sure that the argument at index [0] is available in the UsersModule context. +0ms
Error: Nest can't resolve dependencies of the UsersController (?). Please make sure that the argument at index [0] is available in the UsersModule context.

构造函数注入依赖时用了接口声明，而不是类声明，导致nestjs无法获取依赖项。

解决办法，注入依赖时使用装饰器解构

@Inject('UsersService') private UsersService: User.Service