Replacements for eslint-plugin-es

eslint-plugin-es-x

eslint-plugin-es-x is a direct fork which is actively maintained. It has new features, bugfixes and updated dependencies.

import { FlatCompat } from '@eslint/eslintrc'
import pluginES from 'eslint-plugin-es'
import pluginESx from 'eslint-plugin-es-x'

const compat = new FlatCompat() 

export default [
  {
    files: ['**/*.js'],
    languageOptions: {
      ecmaVersion: 2020,
    },
    plugins: {
      'es': pluginES, 
      'es-x': pluginESx, 
    },
    rules: {
      'es/no-regexp-lookbehind-assertions': 'error', 
      'es-x/no-regexp-lookbehind-assertions': 'error'
    },
  },

  ...compat.extends('plugin:es/restrict-to-es2018'), 
  pluginESx.configs['flat/restrict-to-es2018'], 
]

If you're using a legacy config format:

module.exports = {
  extends: [
    'eslint:recommended',
    'plugin:es/restrict-to-es2018', 
    'plugin:es-x/restrict-to-es2018', 
  ],
  plugins: [
    'es', 
    'es-x'
  ],
  rules: {
    'es/no-regexp-lookbehind-assertions': 'error', 
    'es-x/no-regexp-lookbehind-assertions': 'error', 
  }
}