eslint.config.mjs

import tsParser from '@typescript-eslint/parser';
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 [
  {
    ignores: ['out/*', '.vscode-test/*', 'src/lang/*']
  },
  ...compat.extends('plugin:@typescript-eslint/recommended', 'prettier'),
  {
    languageOptions: {
      parser: tsParser,
      ecmaVersion: 2018,
      sourceType: 'module'
    },
    rules: {
      semi: ['error', 'always'],
      quotes: ['error', 'single', { avoidEscape: true }],
      'no-use-before-define': ['error', { functions: false, variables: false }],
      '@typescript-eslint/ban-ts-comment': ['error', { 'ts-ignore': false }],
      '@typescript-eslint/explicit-function-return-type': 'off',
      '@typescript-eslint/no-empty-function': 'off',
      '@typescript-eslint/no-explicit-any': 'off',
      '@typescript-eslint/no-use-before-define': [
        'error',
        { functions: false, variables: false, typedefs: false }
      ]
    }
  }
];