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Support TypeScript 4.9

See original GitHub issue

TypeScript 4.9 Beta has been released!

We should support new syntax.

`satisfies` operator

const palette = {
    red: [255, 0, 0],
    green: "#00ff00",
    bleu: [0, 0, 255]
} satisfies Record<Colors, string | RGB>;

Babel
- https://github.com/babel/babel/pull/14211
typescript-eslint
- https://github.com/typescript-eslint/typescript-eslint/issues/5688

Anything else?

Issue Analytics

State:
Created a year ago
Reactions:43
Comments:6 (4 by maintainers)

Top GitHub Comments

14reactions

kachkaevcommented, Nov 16, 2022

👋 @blixt! The support for satisfies will be added in Prettier 2.8, you can track the release process here: https://github.com/prettier/prettier/issues/13792.

The PR for new syntax is already merged: https://github.com/prettier/prettier/pull/13783

8reactions

sosukesuzukicommented, Nov 23, 2022

Prettier 2.8 that supports satisfies operator has been released! https://prettier.io/blog/2022/11/23/2.8.0.html

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