11 - Validation and Advanced Exceptions in NestJS

Today we'll work on wiring up or validation classes as well as defining custom exceptions for websockets, and converting unknown or HttpExceptions into Websockets exceptions.

0:00 - Intro
1:00 - Data Transfer Objects
3:00 - NestJS Pipes
7:00 - Examples of Existing Exception Handling
9:00 - Throwing WsException and Error in a Gateway
14:00 - Creating Custom WsExceptions
18:10 - Exception Filters
30:00 - Wrap up

[zanzebra]

I was having a hard time with the exceptions not being logged after calling the `test` socket. The exception only logs if you listen to the `exception` event.

[sunghyunlee]

Really helpful video of how to code with Nestjs in real world. Thanks a lot

[YaroslavBadikov]

Good decision! I use it in my project. Thank you!