.eslintrc.json

{
    "env": {
        "node": true,
        "jest": true
    },
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaVersion": 2020,
        "sourceType": "module"
    },
    "settings": {
        "import/parsers": {
            "@typescript-eslint/parser": [".ts", ".tsx"]
        },
        "import/resolver": {
            "typescript": {
                "project": ".",
                "alwaysTryTypes": true
            }
        }
    },
    "extends": [
        "airbnb",
        "eslint:recommended",
        "plugin:import/recommended",
        "plugin:prettier/recommended",
        "prettier"
    ],
    "rules": {
        "import/no-extraneous-dependencies": ["error", { "devDependencies": true }],
        "import/prefer-default-export": ["off"],
        "class-methods-use-this": "off",
        "no-underscore-dangle": "off",
        "no-console": ["warn", { "allow": ["error"] }],
        "import/extensions": [
            "error",
            "ignorePackages",
            {
                "js": "never",
                "jsx": "never",
                "ts": "never",
                "tsx": "never"
            }
        ],
        "no-param-reassign": [
            "error",
            { "props": true, "ignorePropertyModificationsFor": ["draft"] }
        ],
        "no-plusplus": [2, { "allowForLoopAfterthoughts": true }],
        "no-use-before-define": "off",
        "camelcase": "off",
        "no-shadow": "off",
        "@typescript-eslint/no-shadow": ["error"],
        "import/order": [
            "error", 
            { 
                "groups": ["builtin", "external", "internal", "parent", "sibling", "index", "object"], 
                "newlines-between": "always",
                "alphabetize": {"order": "asc", "caseInsensitive": true}
            } 
        ] 
    },
    "overrides": [
        {
            "files": ["*.ts", "*.tsx"],
            "extends": [
                "plugin:@typescript-eslint/eslint-recommended",
                "plugin:@typescript-eslint/recommended",
                "plugin:import/typescript",
                "prettier"
            ]
        }
    ]
}