.eslintrc.js

module.exports = {
  env: {
    browser: true,
    es2021: true,
    node: true,
  },
  ignorePatterns: ["*.js", "examples/*"],
  extends: ["airbnb-base", "airbnb-typescript/base", "prettier"],
  parser: "@typescript-eslint/parser",
  parserOptions: {
    tsconfigRootDir: __dirname,
    project: ["tsconfig.json"],
    ecmaVersion: "latest",
    sourceType: "module",
  },
  plugins: ["@typescript-eslint", "import"],
  rules: {
    quotes: ["error", "double"],
    "max-len": ["error", 120],
    "import/extensions": ["error", "never"],
    "max-classes-per-file": ["error", 10],
    "import/prefer-default-export": "off",
    "object-curly-newline": "off",
    "no-use-before-define": "off",
    "@typescript-eslint/no-use-before-define": [
      "error",
      { functions: false, classes: false },
    ],
  },
  settings: {
    "import/resolver": {
      node: {
        extensions: [".js", ".jsx", ".ts", ".tsx"],
      },
    },
  },
};