⭐ Add Swagger UI and Data Validation from OpenAPI Contract with Node.js + Express.js + TypeScript

This video shows you how to create a solid API contract and enforce it in a REST API. Starting with an OpenAPI document, you can create a Swagger UI and perform data validation automatically without writing custom data validation functions.

00:00 Intro
2:00 Install Libraries
3:10 Create OpenAPI Document with swagger-jsdoc
8:11 Create TypeScript Types with openapi-typescript
10:25 Update API with Data Transfer Object
15:58 Test API
16:16 Validate Requests and Responses with express-openapi-validator
19:15 Create Development Script
21:00 Create Swagger UI with swagger-ui-express
23:04 Summary

Related videos:

GitHub:

[liquidthought]

Thank you so much for sharing this video. You are very talented. I look forward to more videos from you. Great job!

[yes]

very useful video, but i came here for swagger-jsdocs, so try adding some milestones in the video, describing which length belongs to which topic to save the user's time. Thank You!

[serhiy]

This video and the associated repository is extremely useful, thank you very much.

I have follow up questions related to the "Paths" auto generated Interface and JWT authentication. Both are important to my university project. Are you open to doing consulting?