eslint.config.js — astro Source File

Source Code

import path from 'node:path';
import { fileURLToPath } from 'node:url';
// plugins
import regexpEslint from 'eslint-plugin-regexp';
import tseslint from 'typescript-eslint';

const typescriptEslint = tseslint.plugin;

// parsers
const typescriptParser = tseslint.parser;

const __filename = fileURLToPath(import.meta.url);
const __dirname = path.dirname(__filename);

export default [
	// If ignores is used without any other keys in the configuration object, then the patterns act as global ignores.
	// ref: https://eslint.org/docs/latest/use/configure/configuration-files#globally-ignoring-files-with-ignores
	{
		ignores: [
			'**/.*',
			'**/*.d.ts',
			'packages/**/*.min.js',
			'packages/**/dist/',
			'packages/**/fixtures/',
			'packages/**/_temp-fixtures/',
			'packages/astro/vendor/vite/',
			'benchmark/**/dist/',
			'benchmark/static-projects/**',
			'examples/',
			'scripts/',
			'.github/',
			'.changeset/',
		],
	},

	...tseslint.configs.recommendedTypeChecked,
	...tseslint.configs.stylisticTypeChecked,
	regexpEslint.configs['flat/recommended'],
	{
		languageOptions: {
			parser: typescriptParser,
			parserOptions: {
				project: ['./packages/*/tsconfig.json', './tsconfig.eslint.json'],
				tsconfigRootDir: __dirname,
			},
		},
		plugins: {
			'@typescript-eslint': typescriptEslint,
			regexp: regexpEslint,
		},
		rules: {
			// These off/configured-differently-by-default rules fit well for us
			'@typescript-eslint/switch-exhaustiveness-check': 'error',
			'@typescript-eslint/no-shadow': 'error',
			'no-console': 'off',

			// Todo: do we want these?
			'@typescript-eslint/no-unused-vars': [
				'error',
				{
// ... (101 more lines)