Using eslint_d to do the same as this package

[DamienCassou]

To automatically format on save your JS buffer using prettier syntax, you can:

1. Install and configure eslint if you haven't done so already
2. Add eslint-plugin-prettier and eslint-config-prettier to your package.json
3. Add "eslint:recommended" and "plugin:prettier/recommended" to your eslint "extends" configuration
4. Add "prettier" to your eslint "plugins" configuration
5. Install and activate eslintd-fix for Emacs
6. Turn on eslintd-fix-mode in your JS files