021 - NestJS pipes

import {ValidationPipe} from "@nestjs/common";

const myPipe = new ValidationPipe({
                    transform: true,
                    whitelist: true
                });

// In app bootstrap (global for the entire app)
app.useGlobalPipes(myPipe);

// In your module (global for that module)
import {APP_PIPE} from "@nestjs/core";
import {Module} from "@nestjs/common";

// ...
 providers: [
    {
        provide: APP_PIPE,
        useFactory: function () {
            return myPipe
        }
    }
]
// ...

// In your controllers (specific for that controller)
@UsePipes(myPipe)
@Controller()
export class MyFooController {

}