.eslintrc.json

{
    "env": {
        "browser": true,
        "commonjs": true,
        "es6": true,
        "node": true,
        "jest/globals": true
    },
    "extends": [
        "airbnb-base",
        "prettier",
        "plugin:jest/recommended"
    ],
    "globals": {
        "Atomics": "readonly",
        "SharedArrayBuffer": "readonly"
    },
    "parserOptions": {
        "ecmaVersion": 2018
    },
    "plugins": [
        "prettier",
        "jest"
    ],
    "rules": {
        "prettier/prettier": [
            "error",
            {
                "singleQuote": true,
                "trailingComma": "all"
            }
        ],
        "jest/no-disabled-tests": "warn",
        "jest/no-focused-tests": "error",
        "jest/no-identical-title": "error",
        "jest/prefer-to-have-length": "warn",
        "jest/valid-expect": "error",
        "consistent-return":"off",
        "jest/no-test-callback":"off"
    }
}