2019年2月19日
[React] Ensure all React useEffect Effects Run Synchronously in Tests with react-testing-library
摘要： Thanks to react-testing-library our tests are free of implementation details, so when we refactor components to hooks we generally don't need to make 阅读全文
posted @ 2019-02-19 22:53 Zhentiw 阅读(1222) 评论(0) 推荐(0)
[Functional Programming] Write a simple version of Maybe
摘要： Maybe has two types: Just / Nothing. Just() will just return the value that passed in. Nothing returns nothing... Just/ Nothing are both functors, the 阅读全文
posted @ 2019-02-19 16:45 Zhentiw 阅读(220) 评论(0) 推荐(0)
[JS Compose] 3. Use chain for composable error handling with nested Eithers (flatMap)
摘要： We refactor a function that uses try/catch to a single composed expression using Either. We then introduce the chain function to deal with nested Eith 阅读全文
posted @ 2019-02-19 01:40 Zhentiw 阅读(369) 评论(0) 推荐(0)