.eslintrc.js

'use strict';

module.exports = {
  root: true,
  parserOptions: {
    ecmaVersion: 6,
    sourceType: 'module',
    ecmaFeatures: {
      jsx: true,
    },
  },
  env: {
    browser: true,
    mocha: true,
    node: true,
    es6: true,
  },
  parser: 'babel-eslint',
  plugins: ['react', 'babel'],
  extends: ['eslint:recommended', 'plugin:react/recommended'],
  rules: {
    // Other rules
    'no-console': 'off',
    'valid-jsdoc': ['error', {requireReturn: false}],
    eqeqeq: 'error',
    // The following rules can be used in some cases. See the README for more
    // information. (These are marked with `0` instead of `"off"` so that a
    // script can distinguish them.)
    curly: 0,
    'max-len': 0,
    'no-mixed-operators': 0,
    quotes: 0,
    // The rest are rules that you never need to enable when using Prettier.
    'array-bracket-spacing': 'off',
    'arrow-parens': 'off',
    'arrow-spacing': 'off',
    'block-spacing': 'off',
    'brace-style': 'off',
    'comma-dangle': 'off',
    'comma-spacing': 'off',
    'comma-style': 'off',
    'computed-property-spacing': 'off',
    'dot-location': 'off',
    'eol-last': 'off',
    'func-call-spacing': 'off',
    'generator-star': 'off',
    'generator-star-spacing': 'off',
    indent: 'off',
    'jsx-quotes': 'off',
    'key-spacing': 'off',
    'keyword-spacing': 'off',
    'multiline-ternary': 'off',
    'newline-per-chained-call': 'off',
    'new-parens': 'off',
    'no-arrow-condition': 'off',
    'no-comma-dangle': 'off',
    'no-confusing-arrow': 'off',
    'no-extra-parens': 'off',
    'no-extra-semi': 'off',
    'no-mixed-spaces-and-tabs': 'off',
    'no-multi-spaces': 'off',
    'no-multiple-empty-lines': 'off',
    'no-reserved-keys': 'off',
    'no-space-before-semi': 'off',
    'no-spaced-func': 'off',
    'no-trailing-spaces': 'off',
    'no-whitespace-before-property': 'off',
    'no-wrap-func': 'off',
    'nonblock-statement-body-position': 'off',
    'object-curly-newline': 'off',
    'object-curly-spacing': 'off',
    'object-property-newline': 'off',
    'one-var-declaration-per-line': 'off',
    'operator-linebreak': 'off',
    'padded-blocks': 'off',
    'quote-props': 'off',
    'rest-spread-spacing': 'off',
    semi: 'off',
    'semi-spacing': 'off',
    'space-after-function-name': 'off',
    'space-after-keywords': 'off',
    'space-before-blocks': 'off',
    'space-before-function-paren': 'off',
    'space-before-function-parentheses': 'off',
    'space-before-keywords': 'off',
    'space-in-brackets': 'off',
    'space-in-parens': 'off',
    'space-infix-ops': 'off',
    'space-return-throw-case': 'off',
    'space-unary-ops': 'off',
    'space-unary-word-ops': 'off',
    'template-curly-spacing': 'off',
    'template-tag-spacing': 'off',
    'unicode-bom': 'off',
    'wrap-iife': 'off',
    'wrap-regex': 'off',
    'yield-star-spacing': 'off',
  },
};