canirequire › Dual (CommonJS + ESM) › jest-validate
Is jest-validate ESM-only? Can you require() it?
Generic configuration validation tool that helps you with warnings, errors and deprecation messages as well as showing users examples of correct configuration.
Last verified Sep 9, 2026 against jest-validate@30.5.1. JSON
Dual (CommonJS + ESM) Dual package — both require() and import work
jest-validate publishes both a CommonJS entry and a native ESM entry (ESM added in 30.0.0). require("jest-validate") and import "jest-validate" both work on every supported Node.js version and in Bun.
Does jest-validate@30.5.1 actually load? Runtime test results
Installed and executed on Sep 9, 2026 with require("jest-validate") from a CommonJS file and import "jest-validate" from an ES module.
| Runtime | require("jest-validate") | import "jest-validate" |
|---|---|---|
| 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-validate
ES modules (import)
import jestValidate from "jest-validate";CommonJS (require)
const jestValidate = require("jest-validate");Module format by version
Derived from the type, main and exports fields of every stable release on npm (123 versions; the newest 60 shown).
| Versions | Format | First published |
|---|---|---|
| 30.0.0 – 30.5.1 | Dual (CommonJS + ESM) | Jun 10, 2025 |
| 26.5.3 – 29.7.0 | CommonJS | Oct 11, 2020 |
Frequently asked
Is jest-validate ESM-only?
jest-validate@30.5.1 ships CommonJS and ESM builds. jest-validate publishes both a CommonJS entry and a native ESM entry (ESM added in 30.0.0). require("jest-validate") and import "jest-validate" both work on every supported Node.js version and in Bun.
Can I require jest-validate?
Yes. jest-validate ships a CommonJS entry, so require("jest-validate") works on every Node.js version, alongside the native ESM entry for import.
Does jest-validate work in Bun?
Yes. import "jest-validate" loaded successfully in Bun 1.4 on Sep 9, 2026.
Does jest-validate ship TypeScript types?
Yes. jest-validate bundles its own type declarations; no @types package is needed.
Links
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