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Is unist-util-visit-parents ESM-only? Can you require() it?

unist utility to recursively walk over nodes, with ancestral information

Last verified Sep 9, 2026 against unist-util-visit-parents@6.0.2. JSON

ESM-only ESM-only since 4.0.0 — last CommonJS version is 3.1.1

unist-util-visit-parents dropped its CommonJS build in 4.0.0 (April 2021). The last version you can require() on every Node.js version, including 18 and older, is 3.1.1, published Oct 19, 2020.

On Node.js 20.19+, 22.12+ and every newer release, require("unist-util-visit-parents") works anyway: Node can load synchronous ES modules through require(). Verified on Node 20, 22, 24, 26. Node.js 18 and older still fail with ERR_REQUIRE_ESM.

Latest
6.0.2 (Oct 16, 2025)
Module format
ESM-only
Last CommonJS version
3.1.1
ESM-only since
4.0.0 (Apr 19, 2021)
TypeScript types
Bundled
Node engines
not declared
Weekly downloads
57.0M
License
MIT

Does unist-util-visit-parents@6.0.2 actually load? Runtime test results

Installed and executed on Sep 9, 2026 with require("unist-util-visit-parents") from a CommonJS file and import "unist-util-visit-parents" from an ES module.

Runtimerequire("unist-util-visit-parents")import "unist-util-visit-parents"
Node.js 18✗ failsERR_REQUIRE_ESM✓ 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 unist-util-visit-parents

ES modules (import)

import unistUtilVisitParents from "unist-util-visit-parents";

CommonJS (require)

// Node.js 20.19+ / 22.12+ / newer (package has no top-level await):
const unistUtilVisitParents = require("unist-util-visit-parents");

// Any Node.js version:
const unistUtilVisitParents = await import("unist-util-visit-parents");

// Or pin the last CommonJS release:
// npm install unist-util-visit-parents@3.1.1

Module format by version

Derived from the type, main and exports fields of every stable release on npm (25 versions; the newest 25 shown).

VersionsFormatFirst published
4.0.0 – 6.0.2ESM-onlyApr 19, 2021
1.0.0 – 3.1.1CommonJSMar 25, 2016

Frequently asked

Is unist-util-visit-parents ESM-only?

unist-util-visit-parents@6.0.2 is ESM-only. unist-util-visit-parents dropped its CommonJS build in 4.0.0 (April 2021). The last version you can require() on every Node.js version, including 18 and older, is 3.1.1, published Oct 19, 2020.

Which version of unist-util-visit-parents still supports CommonJS / require()?

3.1.1 is the last version of unist-util-visit-parents with a CommonJS build. Install it with "npm install unist-util-visit-parents@3.1.1". Every version from 4.0.0 on is ESM-only.

How do I use unist-util-visit-parents from a CommonJS file?

Use a dynamic import: const mod = await import("unist-util-visit-parents"). On Node.js 20.19+, 22.12+ and newer, a plain require("unist-util-visit-parents") also works for ESM packages that do not use top-level await. Alternatively pin unist-util-visit-parents@3.1.1.

Does unist-util-visit-parents work in Bun?

Yes. import "unist-util-visit-parents" loaded successfully in Bun 1.4 on Sep 9, 2026.

Does unist-util-visit-parents ship TypeScript types?

Yes. unist-util-visit-parents bundles its own type declarations; no @types package is needed.

Links

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