.eslintrc.js

const path = require('path')
module.exports = {
  parser: 'typescript-eslint-parser',
  parserOptions: {
    ecmaVersion: 8,
    sourceType: 'module',
  },

  env: {
    es6: true,
    node: true,
    browser: true,
  },

  extends: ['airbnb', 'prettier'],
  plugins: ['react', 'import', 'typescript'],

  globals: {
    document: true,
    navigator: true,
    window: true,
    node: true,
  },

  rules: {
    'accessor-pairs': 2,
    'arrow-spacing': [2, { before: true, after: true }],
    'arrow-parens': ['error', 'always'],
    'block-spacing': [2, 'always'],
    'brace-style': [2, '1tbs', { allowSingleLine: true }],
    camelcase: [2, { properties: 'never' }],
    'comma-spacing': [2, { before: false, after: true }],
    'comma-style': [2, 'last'],
    'comma-dangle': ['error', 'always-multiline'],
    'constructor-super': 2,
    curly: [2, 'multi-line'],
    'dot-location': [2, 'property'],
    'eol-last': 2,
    eqeqeq: [2, 'allow-null'],
    'func-call-spacing': [2, 'never'],
    'handle-callback-err': [2, '^(err|error)$'],
    indent: [2, 2, { SwitchCase: 1 }],
    'key-spacing': [2, { beforeColon: false, afterColon: true }],
    'keyword-spacing': [2, { before: true, after: true }],
    'new-cap': [2, { newIsCap: true, capIsNew: false }],
    'new-parens': 2,
    'no-console': 0,
    'no-array-constructor': 2,
    'no-caller': 2,
    'no-class-assign': 2,
    'no-cond-assign': 2,
    'no-const-assign': 2,
    'no-constant-condition': [2, { checkLoops: false }],
    'no-control-regex': 2,
    'no-debugger': 2,
    'no-delete-var': 2,
    'no-dupe-args': 2,
    'no-dupe-class-members': 2,
    'no-dupe-keys': 2,
    'no-duplicate-case': 2,
    'no-duplicate-imports': 2,
    'no-empty-character-class': 2,
    'no-empty-pattern': 2,
    'no-eval': 2,
    'no-ex-assign': 2,
    'no-extend-native': 2,
    'no-extra-bind': 2,
    'no-extra-boolean-cast': 2,
    'no-extra-parens': [2, 'functions'],
    'no-fallthrough': 2,
    'no-floating-decimal': 2,
    'no-func-assign': 2,
    'no-global-assign': 2,
    'no-implied-eval': 2,
    'no-inner-declarations': [2, 'functions'],
    'no-invalid-regexp': 2,
    'no-irregular-whitespace': 2,
    'no-iterator': 2,
    'no-label-var': 2,
    'no-labels': [2, { allowLoop: false, allowSwitch: false }],
    'no-lone-blocks': 2,
    'no-mixed-spaces-and-tabs': 2,
    'no-multi-spaces': 2,
    'no-multi-str': 2,
    'no-multiple-empty-lines': [2, { max: 1 }],
    'no-native-reassign': 2,
    'no-negated-in-lhs': 2,
    'no-new': 2,
    'no-new-func': 2,
    'no-new-object': 2,
    'no-new-require': 2,
    'no-new-symbol': 2,
    'no-new-wrappers': 2,
    'no-obj-calls': 2,
    'no-octal': 2,
    'no-octal-escape': 2,
    'no-path-concat': 2,
    'no-plusplus': 0,
    'no-proto': 2,
    'no-redeclare': 2,
    'no-regex-spaces': 2,
    'no-return-assign': [2, 'except-parens'],
    'no-self-assign': 2,
    'no-self-compare': 2,
    'no-sequences': 2,
    'no-shadow-restricted-names': 2,
    'no-sparse-arrays': 2,
    'no-tabs': 2,
    'no-template-curly-in-string': 2,
    'no-this-before-super': 2,
    'no-throw-literal': 2,
    'no-trailing-spaces': 2,
    'no-undef': 0,
    'no-undef-init': 2,
    'no-unexpected-multiline': 2,
    'no-unmodified-loop-condition': 2,
    'no-unneeded-ternary': [2, { defaultAssignment: false }],
    'no-unreachable': 2,
    'no-unsafe-finally': 2,
    'no-unsafe-negation': 2,
    'no-unused-vars': [0, { vars: 'all', args: 'none' }],
    'no-useless-call': 2,
    'no-useless-computed-key': 2,
    'no-useless-constructor': 2,
    'no-useless-escape': 2,
    'no-useless-rename': 2,
    'no-whitespace-before-property': 2,
    'no-with': 2,
    'object-property-newline': [2, { allowMultiplePropertiesPerLine: true }],
    'one-var': [2, { initialized: 'never' }],
    'operator-linebreak': [
      2,
      'after',
      { overrides: { '?': 'before', ':': 'before' } },
    ],
    'padded-blocks': [2, 'never'],
    quotes: [2, 'single', { avoidEscape: true, allowTemplateLiterals: true }],
    'rest-spread-spacing': [2, 'never'],
    semi: [2, 'never'],
    'semi-spacing': [2, { before: false, after: true }],
    'space-before-blocks': [2, 'always'],
    'space-before-function-paren': [2, 'always'],
    'space-in-parens': [2, 'never'],
    'space-infix-ops': 2,
    'space-unary-ops': [2, { words: true, nonwords: false }],
    'spaced-comment': [
      2,
      'always',
      {
        line: { markers: ['*package', '!', ','] },
        block: {
          balanced: true,
          markers: ['*package', '!', ','],
          exceptions: ['*'],
        },
      },
    ],
    'template-curly-spacing': [2, 'never'],
    'unicode-bom': [2, 'never'],
    'use-isnan': 2,
    'valid-typeof': 2,
    'wrap-iife': [2, 'any'],
    'yield-star-spacing': [2, 'both'],
    yoda: [2, 'never'],
    'react/forbid-prop-types': [0],
    'react/prop-types': [0],
    'import/no-extraneous-dependencies': [0],
    'import/no-unresolved': [2, { commonjs: true, amd: true }],
    'import/extensions': [2, 'never'],
    // 'react/display-name': 1,
    'react/jsx-filename-extension': [
      1,
      { extensions: ['.js', '.jsx', '.ts', '.tsx', '.d.ts'] },
    ],
    'jsx-a11y/label-has-for': 0,
    'jsx-a11y/click-events-have-key-events': [0],
    'jsx-a11y/no-static-element-interactions': [0],
    'jsx-a11y/anchor-is-valid': [
      'error',
      {
        components: ['Link'],
        specialLink: ['to'],
      },
    ],
    'no-nested-ternary': [0],
  },
  settings: {
    'import/resolver': {
      node: {
        paths: [path.resolve(__dirname, 'src')],
        extensions: [
          '.ts',
          '.tsx',
          '.js',
          '.jsx',
          '.d.ts',
          '.scss',
          '.svg',
          '.png',
          '.jpg',
        ],
      },
    },
  },
}