Interface ErrDecorator

Callable

• __call(): any

• Injects the optional error from a middleware into controller handler

  example

  
  class ExampleController {
    @Post('/login')
    @Use((_req, _res, next) => next(Math.random() < .5 ? new Error('err') : null))
    index(@Err() err : any, @Res() res : Express.Response) {
    }
  }
  

  Returns any