Announcing TypeScript 3.8 - TypeScript

Today we’re proud to release TypeScript 3.8! For those unfamiliar with TypeScript, it’s a language that adds syntax for types on top of JavaScript which can be analyzed through a process called static type-checking. This type-checking can tell us about errors like typos and values that are potentially null and undefined before we even run our code. More than just that, that same type analysis can

[efcl]

TypeScript 3.8リリース。 `import type`/`export type`の追加、Stage 3のES Private Fields、Top-Level `await`のサポート。 `tartet`と`module`オプションに`es2020`を追加、`watchOptions`で`--watch`時の挙動を設定できるようになるなど

[mizdra]

Call Hierarchy、めっちゃ欲しかった奴だ

[Syunpei]

ついにESのプライベートプロパティ（`#prop`） 使えるように…！: "Announcing TypeScript 3.8"