NestJS through the eyes of developer
Building NestJS API from scratch - episode #1
2023
@ValentinKononov
What we'll cover today
# plan
- Principles of building sustainable API
- NestJS modules
- Declarative approach
- Feature Modules Approach
- Dependency Injection
- Parameters handling
- Hands-on experience with module, controller, service
- Have fun with swagger
# repo
Samples added to repo
2023
@ValentinKononov
https://github.com/valentinkononov/nester
# idea
How Good API can look like
- Works as expected
- Convenient Layered Structure
- Documentation provided
- Secure
- Requests are validated
- Performance is acceptable
- Test coverage
- Logging and error handling
- Scalable
- CI/CD
# framework
NestJS parts
Modules
Controllers
Dependency Injection
Service, Provider
Routing
Request Pipeline...
# framework
NestJS Module
Feature Module
Service
Repository
Controller
Imports
Exports
# code
Let's code it!
2023
@ValentinKononov
