.eslintrc.js

module.exports = {
  env: {
    browser: true,
    node: true,
    commonjs: true,
    es2021: true,
    'jest/globals': true,
  },
  extends: [
    'airbnb',
    'eslint:recommended',
    'plugin:prettier/recommended',
    'plugin:jest/recommended',
    'prettier/@typescript-eslint',
  ],
  parser: '@typescript-eslint/parser',
  parserOptions: {
    ecmaVersion: 12,
    sourceType: 'module',
    project: './tsconfig.json',
  },
  plugins: ['@typescript-eslint'],
  ignorePatterns: [
    ".eslintrc.js"
  ],
  rules: {
    'react/jsx-filename-extension': [2, { 'extensions': ['.js', '.jsx', '.ts', '.tsx'] }],
    "no-use-before-define": "off",
    "no-await-in-loop": "off",
    "no-underscore-dangle": "off",
    "no-bitwise":"off",
    "react/no-unused-prop-types": "off",
    "@typescript-eslint/no-use-before-define": ["error"],
    "no-shadow": "off",
    "@typescript-eslint/no-shadow": ["error"],
    "no-unused-vars": "off",
    "import/extensions": [
      "error",
      "ignorePackages",
      {
        "js": "never",
        "jsx": "never",
        "ts": "never",
        "tsx": "never"
      }
    ],
    'react/prop-types': 0,
  },
  settings: {
    jest: {
      version: 26,
    },
    'import/parsers': { '@typescript-eslint/parser': ['.ts', '.tsx'] },
    'import/resolver': {
      typescript: './tsconfig.json',
      node: {
        extensions: [".js", ".jsx", ".ts", ".tsx"],
        paths: ['./server'],
      },
    },
  },
};