.eslintrc.json

{
    "root": true,
    "parser": "@typescript-eslint/parser",
    "plugins": [
        "@typescript-eslint",
        "typescript-sort-keys",
        "simple-import-sort",
        "import",
        "deprecation",
        "prettier"
    ],
    "extends": [
        "plugin:@typescript-eslint/eslint-recommended",
        "plugin:@typescript-eslint/recommended"
    ],
    "ignorePatterns": ["**/*.js"],
    "parserOptions": {
        "ecmaVersion": "latest",
        "sourceType": "module",
        "project": "tsconfig.json"
    },
    "env": {
        "es6": true,
        "node": true
    },
    "rules": {
        // simple-import-sort
        "simple-import-sort/imports": "error",
        "simple-import-sort/exports": "error",
        "import/first": "error",
        "import/newline-after-import": "error",
        "import/no-duplicates": "error",

        // typescript-sort-keys
        "typescript-sort-keys/interface": "error",
        "typescript-sort-keys/string-enum": "error",

        // common
        "no-return-await": "error",
        "no-unreachable-loop": "error",
        "no-promise-executor-return": "error",
        "no-unsafe-optional-chaining": "error",
        "no-useless-backreference": "error",
        "require-atomic-updates": "error",
        "require-await": "error",
        "no-await-in-loop": "error",
        "spaced-comment": "error",
        "sort-imports": "off",
        "sort-keys": "error",
        "no-unused-vars": "off", // typescript-eslint suggestion: off
        "curly": "error",
        "camelcase": "error",

        // TypeScript
        "@typescript-eslint/consistent-type-imports": "error",
        "@typescript-eslint/no-use-before-define": "error",
        "@typescript-eslint/no-shadow": "error",
        "@typescript-eslint/prefer-optional-chain": "error",
        "@typescript-eslint/no-unused-vars": "error",
        "@typescript-eslint/semi": "error",
        "@typescript-eslint/no-loss-of-precision": "error",
        "@typescript-eslint/quotes": [
            "error",
            "double",
            { "avoidEscape": true }
        ],
        "@typescript-eslint/no-empty-function": "error",
        "@typescript-eslint/no-empty-interface": "error",
        "@typescript-eslint/no-inferrable-types": "error",
        "@typescript-eslint/no-non-null-asserted-optional-chain": "error",
        "@typescript-eslint/no-non-null-assertion": "error",
        "@typescript-eslint/explicit-module-boundary-types": "error",
        "@typescript-eslint/no-var-requires": "error",
        "@typescript-eslint/no-explicit-any": "off",
        "@typescript-eslint/ban-types": "error",

        // deprecation
        "deprecation/deprecation": "warn"
    }
}