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canirequire › Dual (CommonJS + ESM) › @jest/source-map

Is @jest/source-map ESM-only? Can you require() it?

Applies source maps to stack traces, so a failing test points at the code you wrote rather than at the code Jest ran.

Last verified Sep 9, 2026 against @jest/source-map@30.5.0. JSON

Dual (CommonJS + ESM) Dual package — both require() and import work

@jest/source-map publishes both a CommonJS entry and a native ESM entry (ESM added in 30.0.0). require("@jest/source-map") and import "@jest/source-map" both work on every supported Node.js version and in Bun.

Latest
30.5.0 (Aug 28, 2026)
Module format
Dual (CommonJS + ESM)
Last CommonJS version
30.5.0
Native ESM since
30.0.0
TypeScript types
Bundled
Node engines
^18.14.0 || ^20.0.0 || ^22.0.0 || >=24.0.0
License
MIT

Does @jest/source-map@30.5.0 actually load? Runtime test results

Installed and executed on Sep 9, 2026 with require("@jest/source-map") from a CommonJS file and import "@jest/source-map" from an ES module.

Runtimerequire("@jest/source-map")import "@jest/source-map"
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/source-map

ES modules (import)

import sourceMap from "@jest/source-map";

CommonJS (require)

const sourceMap = require("@jest/source-map");

Module format by version

Derived from the type, main and exports fields of every stable release on npm (30 versions; the newest 30 shown).

VersionsFormatFirst published
30.0.0 – 30.5.0Dual (CommonJS + ESM)Jun 10, 2025
24.3.0 – 29.6.3CommonJSMar 7, 2019

Frequently asked

Is @jest/source-map ESM-only?

@jest/source-map@30.5.0 ships CommonJS and ESM builds. @jest/source-map publishes both a CommonJS entry and a native ESM entry (ESM added in 30.0.0). require("@jest/source-map") and import "@jest/source-map" both work on every supported Node.js version and in Bun.

Can I require @jest/source-map?

Yes. @jest/source-map ships a CommonJS entry, so require("@jest/source-map") works on every Node.js version, alongside the native ESM entry for import.

Does @jest/source-map work in Bun?

Yes. import "@jest/source-map" loaded successfully in Bun 1.4 on Sep 9, 2026.

Does @jest/source-map ship TypeScript types?

Yes. @jest/source-map bundles its own type declarations; no @types package is needed.

Links

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