https://github.com/then/is-promise

Test whether an object looks like a promises-a+ promise
https://github.com/then/is-promise

Last synced: 6 months ago
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Test whether an object looks like a promises-a+ promise

• Host: GitHub
• URL: https://github.com/then/is-promise
• Owner: then
• License: mit
• Created: 2012-12-23T16:01:29.000Z (almost 13 years ago)
• Default Branch: master
• Last Pushed: 2023-04-29T17:31:49.000Z (over 2 years ago)
• Last Synced: 2025-04-22T02:01:51.631Z (7 months ago)
• Language: JavaScript
• Size: 25.4 KB
• Stars: 280
• Watchers: 9
• Forks: 31
• Open Issues: 2
• Metadata Files:
  • Readme: readme.md
  • Funding: .github/FUNDING.yml
  • License: LICENSE

Awesome Lists containing this project

• awesome-nodejs - is-promise - Test whether an object looks like a promises-a+ promise.  (Repository / Check/Detect)

README

          


# is-promise

  Test whether an object looks like a promises-a+ promise

 [![Build Status](https://img.shields.io/circleci/build/github/then/is-promise/master?style=for-the-badge)](https://app.circleci.com/pipelines/github/then/is-promise)

 [![NPM version](https://img.shields.io/npm/v/is-promise.svg?style=for-the-badge)](https://www.npmjs.org/package/is-promise)

## Installation

    $ npm install is-promise

You can also use it client side via npm.

## API

```typescript

import isPromise from 'is-promise';

isPromise(Promise.resolve());//=>true

isPromise({then:function () {...}});//=>true

isPromise(null);//=>false

isPromise({});//=>false

isPromise({then: true})//=>false

```

## License

  MIT