Manual Typing is No Fun: Introducing TypeWiz!

I’m a big fan of TypeScript. The first time I heard about it was around 2013 (release 0.8), but back then, it wasn’t very mature: after trying it out in one or two smaller projects, I abandoned it. I started using it again around release 1.6 (2015) along with Angular 2, and have had such a great experience with it that I’ve slowly started migrating most of my existing projects to it. I also use it

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JavaScriptからTypeScriptに移行する際の型付けを補助するツール。 webpackやnode hookを使い変換したコードを実行し、実行時の関数の引数、返り値、変数へ実際に入った値から型を推測する。 その推測した型をTypeScriptのコードに対