两个理由: 1. 更好的测试体验 >详见[声明式 Effects](https://redux-saga-in-chinese.js.org/docs/basics/DeclarativeEffects.html) 2. generator 比 async-await 能做的更多 >详见: >- [when will redux-saga migrate to async/await?](https://github.com/redux-saga/redux-saga/issues/1373) >- [Async/Await](https://github.com/redux-saga/redux-saga/issues/7) >- [Redux Saga vs Async/Await](http://thecodebarbarian.com/redux-saga-vs-async-await) >- [Is there any plan to rewrite redux-saga using async-await?](https://github.com/redux-saga/redux-saga/issues/987) >- [Saga ? Why not CSP ?](https://github.com/redux-saga/redux-saga/issues/6) 本质都是用户对 generator 的控制权相对 async-await 更大
两个理由:
本质都是用户对 generator 的控制权相对 async-await 更大