recommended.mjs

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

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

export default [
  ...compat.extends('plugin:prettier/recommended', 'plugin:@typescript-eslint/strict-type-checked'),
  {
    languageOptions: {
      globals: {
        ...globals.node,
      },
      parser: tsParser,
      ecmaVersion: 2020,
      sourceType: 'module',
      parserOptions: {
        project: 'tsconfig.json',
        tsconfigRootDir: process.env.npm_package_json ? dirname(process.env.npm_package_json) : process.cwd()
      },
    },
    rules: {
      '@typescript-eslint/explicit-module-boundary-types': 'error',
      '@typescript-eslint/explicit-function-return-type': 'error',
      'no-console': [
        'error',
        {
          allow: ['warn', 'error', 'info', 'trace'],
        },
      ],
    },
  },
];