.eslintrc.js

module.exports = {
  env: {
    browser: true,
    es6: true,
    node: true,
    jest: true,
  },
  extends: [
    'plugin:react/recommended',
    'airbnb',
    // 'plugin:@typescript-eslint/recommended',
    'prettier/@typescript-eslint',
    'prettier/react',
    'plugin:prettier/recommended',
  ],
  settings: {
    'import/resolver': {
      node: {
        extensions: ['.js', '.jsx', '.ts', '.tsx'],
      },
    },
  },
  globals: {
    Atomics: 'readonly',
    SharedArrayBuffer: 'readonly',
  },
  parser: '@typescript-eslint/parser',
  parserOptions: {
    ecmaFeatures: {
      jsx: true,
    },
    ecmaVersion: 2018,
    sourceType: 'module',
  },
  plugins: ['react', '@typescript-eslint'],
  rules: {
    'prettier/prettier': 'error',
    'import/extensions': [
      'error',
      'ignorePackages',
      {
        ts: 'never',
        tsx: 'never',
      },
    ],
    'import/no-extraneous-dependencies': [
      'error',
      {
        devDependencies: ['config/**'],
      },
    ],
    'react/jsx-filename-extension': ['error', { extensions: ['.ts', '.tsx'] }],
    'no-unused-vars': 'off',
  },
};