.eslintrc.json

{
    "env": {
        "node": true,
        "es6": true
    },
    "extends": [
        "eslint:recommended",
        "plugin:jest/style",
        "plugin:@typescript-eslint/recommended",
        "plugin:prettier/recommended"
    ],
    "overrides": [
        {
            "files": ["src/**/*.ts"],
            "parserOptions": {
                "project": "./tsconfig.json"
            },
            "extends": [
                "plugin:@typescript-eslint/recommended-requiring-type-checking"
            ]
        },
        {
            "files": ["*.spec.{ts,js}"],
            "rules": {
                "@typescript-eslint/ban-ts-comment": [
                    "error",
                    {
                        "ts-expect-error": false,
                        "ts-ignore": true,
                        "ts-nocheck": true,
                        "ts-check": false
                    }
                ]
            }
        }
    ]
}