eslint.config.mjs

import { FlatCompat } from '@eslint/eslintrc';
import js from '@eslint/js';
import typescriptEslint from '@typescript-eslint/eslint-plugin';
import tsParser from '@typescript-eslint/parser';
import prettier from 'eslint-plugin-prettier';
import globals from 'globals';
import path from 'node:path';
import { fileURLToPath } from 'node:url';

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 [
  ...compat.extends('google', 'plugin:prettier/recommended'),
  {
    plugins: {
      '@typescript-eslint': typescriptEslint,
      prettier
    },

    languageOptions: {
      globals: {
        ...globals.browser,
        ...globals.node,
        Atomics: 'readonly',
        SharedArrayBuffer: 'readonly'
      },

      parser: tsParser,
      ecmaVersion: 2018,
      sourceType: 'module'
    },

    rules: {
      'require-jsdoc': 'off',
      'no-unused-vars': 'off',

      '@typescript-eslint/no-unused-vars': [
        'error',
        {
          vars: 'all',
          args: 'after-used',
          ignoreRestSiblings: false
        }
      ],

      'prettier/prettier': 'error'
    }
  }
];