.eslintrc.js

module.exports = {
    extends: ['eslint:recommended', 'prettier'], // extending recommended config and config derived from eslint-config-prettier
    plugins: ['prettier'], // activating esling-plugin-prettier (--fix stuff)
    rules: {
        'function-paren-newline': [0],
        'no-console': [0],
        'object-property-newline': [
            1,
            { allowMultiplePropertiesPerLine: true },
        ],
        'prettier/prettier': [
            // customizing prettier rules (unfortunately not many of them are customizable)
            'error',
            {
                printWidth: 80,
                singleQuote: true,
                trailingComma: 'es5',
                tabWidth: 4,
                useTabs: false,
                singleQuote: true,
                bracketSpacing: true,
                arrowParens: 'avoid',
                semi: true,
                endOfLine: 'lf',
                htmlWhitespaceSensitivity: 'css',
                jsxBracketSameLine: false,
                proseWrap: 'preserve',
                requirePragma: false,
            },
        ],
    },
    globals: {
        window: true,
        Anzu: true,
        console: true,
        Tribute: true,
        Promise: true,
        document: true,
        CURRENT_VERSION: true,
    },
    parser: 'babel-eslint',
    parserOptions: { ecmaVersion: 2020, sourceType: 'module' },
};