eslint.config.mjs

import globals from 'globals'
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 [
  ...compat.extends(
    'eslint:recommended',
    'plugin:svelte/recommended',
    'prettier'
  ),
  {
    languageOptions: {
      globals: {
        ...globals.browser,
        ...Object.fromEntries(
          Object.entries(globals.commonjs).map(([key]) => [key, 'off'])
        ),
        ...globals.node,
        ...globals.mocha,
        Atomics: 'readonly',
        SharedArrayBuffer: 'readonly',
        globalThis: 'readonly',
        expect: 'readonly',
        beforeAll: 'readonly',
        afterAll: 'readonly',
      },

      ecmaVersion: 'latest',
      sourceType: 'module',
    },

    rules: {
      'no-console': 0,
    },
  },
]