Prettier settings tweaks is a developer tools chrome extension. it's a free extension , it has 1 active users since released its first version, it earns an average rating of 5.00 from 1 rated user, last update is 739 days ago.
Changes https://prettier.io/playground/ to have 4 space indentation by default, and parens in all arrow functions. Open source, of course: https://github.com/ryanpcmcquen/PrettierSettingsTweaks.js
You could download the latest version crx file or older version files and install it.
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