eslint.config.mjs

import path from 'node:path';
import { fileURLToPath } from 'node:url';

import { includeIgnoreFile } from '@eslint/compat';
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 simpleImportSort from 'eslint-plugin-simple-import-sort';
import tsdoc from 'eslint-plugin-tsdoc';
import globals from 'globals';

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);
const gitignorePath = path.resolve(__dirname, '.gitignore');

const compat = new FlatCompat({
  baseDirectory: __dirname,
  recommendedConfig: js.configs.recommended,
  allConfig: js.configs.all,
});

export default [
  includeIgnoreFile(gitignorePath),

  ...compat.extends(
    'eslint:recommended',
    'plugin:@typescript-eslint/recommended',
  ),

  {
    plugins: {
      '@typescript-eslint': typescriptEslint,
      prettier,
      'simple-import-sort': simpleImportSort,
      tsdoc,
    },

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

    rules: {
      '@typescript-eslint/no-non-null-assertion': 'off',
      '@typescript-eslint/no-unused-vars': 'error',
      'no-console': 'error',
      'no-debugger': 'error',
      'prettier/prettier': 'error',
      'simple-import-sort/exports': 'error',
      'simple-import-sort/imports': 'error',
      'tsdoc/syntax': 'error',
    },
  },
];