.eslintrc.json

{
    "env": {
        "node": true,
        "jest": true,
        "es6": true
    },
    "extends": [
        "eslint:recommended",
        "plugin:@typescript-eslint/recommended",
        "prettier/@typescript-eslint",
        "plugin:prettier/recommended"
    ],
    "globals": {
        "Atomics": "readonly",
        "SharedArrayBuffer": "readonly"
    },
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaVersion": 2018,
        "sourceType": "module"
    },
    "plugins": [
        "@typescript-eslint",
        "prettier"
    ],
    "rules": {
        "prettier/prettier": [
            "error",
            {
                "singleQuote": true,
                "printWidth": 200
            }
        ],
        "@typescript-eslint/explicit-function-return-type": "off",
        "@typescript-eslint/no-use-before-define": [
            "error",
            {
                "functions": false
            }
        ]
    }
}