07_Response_Normalization_Strategies.md

[Stephen Grider] Microservices with Node JS and React [ENG, 2020]

07. Response Normalization Strategies

01. Creating Route Handlers

02. Scaffolding Routes

03. Adding Validation

$ cd app/auth
$ npm install --save express-validator

04. Handling Validation Errors

$ curl \
--data '{"email":"notValidEmail", "password":"1"}' \
--header "Content-Type: application/json" \
--request POST http://ticketing.dev/api/users/signup \
| python -m json.tool

response:

[
    {
        "location": "body",
        "msg": "Email must be valid",
        "param": "email",
        "value": "notValidEmail"
    },
    {
        "location": "body",
        "msg": "Password must be between 4 and 20 characters",
        "param": "password",
        "value": "1"
    }
]

06. Surprising Complexity Around Errors

07. Other Sources of Errors

08. Solution for Error Handling

09. Building an Error Handling Middleware

10. Communicating More Info to the Error Handler

11. Encoding More Information In an Error

12. Subclassing for Custom Errors

13. Determining Error Type

14. Converting Errors to Responses

15. Moving Logic Into Errors

16. Verifying Our Custom Errors

17. Final Error Related Code

18. How to Define New Custom Errors

19. Uh Oh... Async Error Handling

$ cd app/auth
$ npm install --save express-async-errors

---

Marley

Any questions in english: Telegram Chat
Любые вопросы на русском: Телеграм чат