.eslintrc.json

{
    "parser": "@typescript-eslint/parser",
    "plugins": [
        "@typescript-eslint"
    ],
    "extends": [
        "plugin:@typescript-eslint/recommended",
        "eslint:recommended"
    ],
    "parserOptions": {
        "ecmaVersion": 2018,
        "sourceType": "module"
    },
    "env": {
        "browser": true,
        "commonjs": true,
        "es6": true,
        "node": true,
        "jest": true
    },
    "rules": {
        "indent": [
            "error",
            4,
            {
                "SwitchCase": 1
            }
        ],
        "linebreak-style": [
            "error",
            "unix"
        ],
        "quotes": [
            "error",
            "single",
            {
                "allowTemplateLiterals": true
            }
        ],
        "semi": [
            "error",
            "always"
        ],
        "no-console": "off"
    }
}