index.js

module.exports = {
  'env': {
    'es6': true
  },
  'parserOptions': {
    'ecmaVersion': 2018
  },
  'extends': 'eslint:recommended',
  'rules': {
    'no-multi-assign': ['error'],
    'brace-style': ['error', '1tbs'],
    'curly': ['error', 'all'],
    'eqeqeq': ['error', 'always'],
    'quotes': ['error', 'single'],
    'linebreak-style': ['error', 'unix'],
    'semi': ['error', 'always'],
    'indent': ['error', 2, { 'SwitchCase': 1 }],
    'radix': 1,
    'eol-last': ['error', 'always'],
    'consistent-return': 1,
    'space-in-parens': ['error', 'never'],
    'space-before-function-paren': ['error', {
      'anonymous': 'never',
      'named': 'never',
      'asyncArrow': 'always'
    }],
    'space-before-blocks': ['error', 'always'],
    'space-infix-ops': ['error', {'int32Hint': false}],
    'space-unary-ops': ['error', {'words': true, 'nonwords': false}],
    'spaced-comment': ['warn', 'always'],
    'prefer-arrow-callback': 1,
    'prefer-spread': 1,
    'prefer-rest-params': 1,
    'template-curly-spacing': ['warn', 'never'],
    'no-multiple-empty-lines': ['error'],
    'no-unused-vars': ['error', {'vars': 'all', 'args': 'none'}],
    'no-useless-constructor': 1,
    'no-var': 2,
    'no-duplicate-imports': 2,
    'no-console': 'off',
    'no-extra-semi': 2,
    'no-eval': 2,
    'no-invalid-this': 1,
    'no-new-func': 2,
    'no-return-await': 1,
    'no-self-compare': 2,
    'no-with': 2,
    'no-multi-assign': 1,
    'no-new-object': 2,
    'no-tabs': 1,
    'no-trailing-spaces': 2,
    'comma-spacing': ['error', {'before': false, 'after': true}],
    'object-curly-spacing': ['error', 'never'],
    'prefer-object-spread': 1
  }
};