.eslintrc

{
  "env": {
    "browser": true,
    "jest": true
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "project": "./tsconfig.json",
    "tsconfigRootDir": "."
  },
  "plugins": ["@typescript-eslint", "jest", "prettier"],
  "extends": [
    "airbnb-base",
    "plugin:@typescript-eslint/recommended",
    "plugin:import/typescript",
    "plugin:jest/recommended",
    "plugin:prettier/recommended",
    "prettier/@typescript-eslint"
  ],
  "rules": {
    /**
     * @description rules of eslint-plugin-prettier
     */
    "prettier/prettier": "error",

    /**
     * @description rules of eslint official
     */
    /**
     * @bug https://github.com/benmosher/eslint-plugin-import/issues/1282
     * "import/named" temporary disable.
     */
    "import/named": "off",
    /**
     * @bug?
     * "import/export" temporary disable.
     */
    "import/export": "off",
    "import/prefer-default-export": "off", // Allow single Named-export
    // "no-unused-expressions": ["warn", {
    // "allowShortCircuit": true,
    // "allowTernary": true
    // }], // https://eslint.org/docs/rules/no-unused-expressions
    // "no-nested-ternary": "off", // Allow nested ternary

    /**
     * @description rules of @typescript-eslint
     */
    "@typescript-eslint/prefer-interface": "off", // also want to use "type"
    "@typescript-eslint/explicit-function-return-type": "off", // annoying to force return type
  }
}