eslint.config.mjs

import { defineConfig } from "eslint/config";
import globals from "globals";
import path from "node:path";
import { fileURLToPath } from "node:url";
import js from "@eslint/js";
import { FlatCompat } from "@eslint/eslintrc";

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
const compat = new FlatCompat({
    baseDirectory: __dirname,
    recommendedConfig: js.configs.recommended,
    allConfig: js.configs.all,
});

export default defineConfig([
    {
        extends: compat.extends("eslint:recommended"),

        languageOptions: {
            globals: {
                ...globals.browser,
                ...globals.node,
            },

            ecmaVersion: 12,
            sourceType: "module",
        },

        rules: {
            indent: ["error", 4],
            quotes: ["error", "double"],
            semi: ["error", "always"],

            "no-unused-vars": [
                "error",
                {
                    args: "all",
                    argsIgnorePattern: "^_",
                    caughtErrors: "all",
                    caughtErrorsIgnorePattern: "^_",
                    destructuredArrayIgnorePattern: "^_",
                    varsIgnorePattern: "^_",
                    ignoreRestSiblings: true,
                },
            ],
        },
    },
]);