@beyondessential/eslint-config-js/index.js

Beyond Essential System's ESLint config for JavaScript/React.js

module.exports = {
  extends: ['airbnb', 'plugin:prettier/recommended'],
  rules: {
    'class-methods-use-this': 'off',
    'import/order': 'warn',
    'import/prefer-default-export': 'off',
    'max-classes-per-file': 'off',
    'no-await-in-loop': 'off',
    'no-continue': 'off',
    'no-plusplus': 'off',
    'no-prototype-builtins': 'off',
    'no-restricted-globals': 'off',
    'no-restricted-syntax': [
      'error',
      {
        selector: 'ForInStatement',
        message:
          'for..in loops iterate over the entire prototype chain, which is virtually never what you want. Use Object.{keys,values,entries}, and iterate over the resulting array.',
      },
      {
        selector: 'LabeledStatement',
        message:
          'Labels are a form of GOTO; using them makes code confusing and hard to maintain and understand.',
      },
      {
        selector: 'WithStatement',
        message:
          '`with` is disallowed in strict mode because it makes code impossible to predict and optimize.',
      },
    ],
    'no-use-before-define': 'off',
    'prettier/prettier': [
      'error',
      { arrowParens: 'avoid', printWidth: 100, singleQuote: true, trailingComma: 'all' },
    ],
    radix: 'off',
    'react/forbid-prop-types': [
      'error',
      { forbid: ['any'], checkContextTypes: true, checkChildContextTypes: true },
    ],
    'react/jsx-filename-extension': 'off',
    'react/jsx-one-expression-per-line': 'off',
    'react/jsx-props-no-spreading': 'off',
    'react/no-did-update-set-state': 'off',
  },
  settings: {
    react: {
      version: '16.2',
    },
  },
};