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http-schemas is a library for defining an API schema. It comes with utilities to help you use and enforce this schema in both your client and server codebases. What's wrong with the way we write web apps normally? API boundary is poorly defined in c...
return !!someVar ? ( someArr.length ? someArr[0].someProperty : somethingElse || 'cheese' ) : foo ? getFooBar(foo) : setAndGetBar(foo); This horribly contrived nested ternary statement could be the best way of expressing the solution to your probl...
Publishing a package is a rite of passage for JavaScript and TypeScript developers these days. It's incredibly easy to do, but hard to do well. It can be daunting, putting our work out there for the world to see, for people to use. But there's more t...
Years ago, I used to work almost exclusively with a Python web framework called Django. It heavily borrowed from Ruby on Rails, and one of the things I liked about it was how easily it allowed you to setup test data in a database for your tests. All ...
There is one thing in TypeScript that will undermine all your work and sabotage every benefit you might get from TypeScript. It's a very simple, insidious tsconfig.json value, noImplicitAny: false. Once you have code with implicit any’s, it is very h...
Discriminated Unions are a powerful TypeScript feature that can lead to some very robust code that scales well on large teams. However it is a rather underrated & under utilised pattern. I'm going to give a real world example for using discriminated ...