November 2019
Beginner
804 pages
20h 1m
English
Content preview from Learn TypeScript 3 by Building Web Applications
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Music service
To make the HTTP requests, our music service will use Axios (https://github.com/axios/axios), a popular and easy-to-use Promise-based HTTP client library.
Our service will also use the io-ts library to validate the payloads and ensure that the responses match our expectations.
Since we prefer Observable instances to Promise instances for reasons explained in Chapter 7, Discovering Angular, Angular Material, and RxJS, we will use RxJS (https://rxjs-dev.firebaseapp.com) to convert from Promise to Observable instances.
Instead of Axios, we could've used rx-http-request (https://www.npmjs.com/package/@akanass/rx-http-request), a TypeScript and RxJS-based rewrite of a popular HTTP client called request (https://github.com/request/request ...
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