util.promisify (1.0.1)

Published 2026-02-24 14:08:08 +00:00 by atheaadmin

Installation

registry=
npm install util.promisify@1.0.1
"util.promisify": "1.0.1"

About this package

util.promisify

Polyfill for util.promisify in node versions < v8

node v8.0.0 added support for a built-in util.promisify: https://github.com/nodejs/node/pull/12442/

This package provides the built-in util.promisify in node v8.0.0 and later, and a replacement in other environments.

Usage

Direct

const promisify = require('util.promisify');
// Use `promisify` just like the built-in method on `util`

Shim

require('util.promisify/shim')();
// `util.promisify` is now defined
const util = require('util');
// Use `util.promisify`

Note: this package requires a native ES5 environment, and for Promise to be globally available. It will throw upon requiring it if these are not present.

Promisifying modules

If you want to promisify a whole module, like the fs module, you can use util.promisify-all.

Dependencies

Dependencies

ID Version
define-properties ^1.1.3
es-abstract ^1.17.2
has-symbols ^1.0.1
object.getownpropertydescriptors ^2.1.0

Development Dependencies

ID Version
@es-shims/api ^2.1.2
@ljharb/eslint-config ^15.1.0
auto-changelog ^1.16.2
eslint ^6.8.0
safe-publish-latest ^1.1.4

Keywords

promisify promise util polyfill shim util.promisify
Details
npm
2026-02-24 14:08:08 +00:00
1
Jordan Harband
MIT
latest
5.9 KiB
Assets (1)
Versions (1) View all
1.0.1 2026-02-24