.eslintrc.json

{
    "env": {
        "browser": true,
        "es2021": true
    },
    "extends": [
        "airbnb-base",
        "eslint:recommended",
        "plugin:@typescript-eslint/eslint-recommended",
        "plugin:@typescript-eslint/recommended"
    ],
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaVersion": 12,
        "sourceType": "module"
    },
    "plugins": [
        "@typescript-eslint"
    ],
    "rules": {
        "import/no-extraneous-dependencies": ["error", {"devDependencies": true, "optionalDependencies": false, "peerDependencies": false}],
        "import/extensions": [
            "error",
            "ignorePackages",
            {
                "js": "never",
                "jsx": "never",
                "ts": "never",
                "tsx": "never"
            }
        ],
        "indent": [
            "error",
            4
        ],
        "@typescript-eslint/indent": [
            "off"
        ],
        "no-unused-vars": "off",
        "@typescript-eslint/no-unused-vars": "error",
        "no-shadow": "off",
        "@typescript-eslint/no-shadow": "error",
        "no-underscore-dangle": "off",
        "no-undef": "off",
        "@typescript-eslint/no-explicit-any": "off",
        "class-methods-use-this": "off",
        "no-useless-constructor": "off",
        "no-console": "off"
    },
    "overrides": [
        {
            "files": [
                "**/*.spec.ts",
                "**/*.spec.js",
                "**/*.test.ts",
                "**/*.test.js",
                "**/__tests__/**/*.[jt]s?(x)"
            ],
            "env": {
                "jest": true
            }
        }
    ],
    "settings": {
        "import/resolver": {
            "node": {
                "extensions": [
                    ".js",
                    ".jsx",
                    ".ts",
                    ".tsx"
                ]
            }
        }
    }
}