canirequire › Dual (CommonJS + ESM) › jest-config
Is jest-config ESM-only? Can you require() it?
Last verified Sep 9, 2026 against jest-config@30.5.1. JSON
Dual (CommonJS + ESM) Dual package — both require() and import work
jest-config publishes both a CommonJS entry and a native ESM entry (ESM added in 30.0.0). require("jest-config") and import "jest-config" both work on every supported Node.js version and in Bun.
Does jest-config@30.5.1 actually load? Runtime test results
Installed and executed on Sep 9, 2026 with require("jest-config") from a CommonJS file and import "jest-config" from an ES module.
| Runtime | require("jest-config") | import "jest-config" |
|---|---|---|
| Node.js 18 | ✓ works | ✓ works |
| Node.js 20 | ✓ works | ✓ works |
| Node.js 22 | ✓ works | ✓ works |
| Node.js 24 | ✓ works | ✓ works |
| Node.js 26 | ✓ works | ✓ works |
| Bun 1.4 | ✓ works | ✓ works |
How to import jest-config
ES modules (import)
import jestConfig from "jest-config";CommonJS (require)
const jestConfig = require("jest-config");Module format by version
Derived from the type, main and exports fields of every stable release on npm (190 versions; the newest 60 shown).
| Versions | Format | First published |
|---|---|---|
| 30.0.0 – 30.5.1 | Dual (CommonJS + ESM) | Jun 10, 2025 |
| 27.3.0 – 29.7.0 | CommonJS | Oct 17, 2021 |
Frequently asked
Is jest-config ESM-only?
jest-config@30.5.1 ships CommonJS and ESM builds. jest-config publishes both a CommonJS entry and a native ESM entry (ESM added in 30.0.0). require("jest-config") and import "jest-config" both work on every supported Node.js version and in Bun.
Can I require jest-config?
Yes. jest-config ships a CommonJS entry, so require("jest-config") works on every Node.js version, alongside the native ESM entry for import.
Does jest-config work in Bun?
Yes. import "jest-config" loaded successfully in Bun 1.4 on Sep 9, 2026.
Does jest-config ship TypeScript types?
Yes. jest-config bundles its own type declarations; no @types package is needed.
Links
Other dual (commonjs + esm) packages
- minimatch 10.2.6Dual
- brace-expansion 5.0.9Dual
- lru-cache 11.5.2Dual
- glob 13.0.6Dual
- eslint-visitor-keys 5.0.1Dual
- yallist 5.0.0Dual
- balanced-match 4.0.4Dual
- js-yaml 5.4.1Dual
Similar popularity
- abort-controller 3.0.0CommonJS
- color 5.0.3ESM-only
- synckit 0.11.13Dual
- methods 1.1.2CommonJS
- jest-docblock 30.5.0Dual
- unbox-primitive 1.1.0CommonJS
- unist-util-visit 5.1.0ESM-only
- fast-equals 6.0.3Dual