@haensl/eslint-config/lib/index.js

Default ESLint configuration of HP Dietz.

const js = require('@eslint/js');

module.exports = [
  js.configs.recommended,
  {
    rules: {
      curly: ['error'],

      'brace-style': ['error', '1tbs', {
        allowSingleLine: false
      }],

      'comma-spacing': ['error', {
        before: false,
        after: true
      }],

      'comma-style': ['error', 'last'],
      'comma-dangle': ['error', 'never'],
      'no-trailing-spaces': ['error'],

      'object-curly-newline': ['error', {
        ObjectExpression: {
          multiline: true,
          consistent: true,
          minProperties: 2
        },

        ImportDeclaration: 'never',

        ExportDeclaration: {
          multiline: true,
          consistent: true
        },

        ObjectPattern: {
          multiline: true,
          consistent: true
        }
      }],

      'object-curly-spacing': ['error', 'always'],
      'operator-linebreak': ['error', 'before'],
      quotes: ['error', 'single'],
      semi: ['error', 'always'],
      'semi-style': ['error', 'last'],

      'semi-spacing': ['error', {
        before: false,
        after: true
      }],

      eqeqeq: ['error', 'always'],
      'no-empty-function': ['error'],
      'no-eval': ['error'],
      'no-param-reassign': ['error'],
      'no-throw-literal': ['error'],
      'wrap-iife': ['error', 'inside'],
      'func-call-spacing': ['error', 'never'],
      'func-style': ['error', 'expression'],

      indent: ['error', 2, {
        SwitchCase: 1,
        MemberExpression: 'off',
        ArrayExpression: 1,

        CallExpression: {
          arguments: 1
        },

        ObjectExpression: 1
      }],

      'new-parens': ['error'],

      'no-multiple-empty-lines': ['error', {
        max: 1
      }],

      'no-tabs': ['error'],
      'no-whitespace-before-property': ['error'],
      'padded-blocks': ['error', 'never'],
      'space-before-blocks': ['error', 'always'],

      'space-before-function-paren': ['error', {
        anonymous: 'never',
        named: 'never',
        asyncArrow: 'always'
      }],

      'space-in-parens': ['error', 'never'],

      'space-infix-ops': ['error', {
        int32Hint: true
      }],

      'space-unary-ops': ['error'],
      'arrow-parens': ['error', 'always'],

      'no-duplicate-imports': ['error', {
        includeExports: true
      }],

      'no-useless-constructor': ['error'],
      'no-var': ['error'],
      'prefer-const': ['error'],
      'prefer-rest-params': ['error'],
      'prefer-template': ['error'],
      'rest-spread-spacing': ['error', 'never'],
      'template-curly-spacing': ['error', 'never']
    }
  }
];