chris 746868d720 Add 'main-site/' from commit '5cefb4d1618bc54ae0e86830421a8c911900302c'
git-subtree-dir: main-site
git-subtree-mainline: 4d1daa39101c0a85ca6d916f1c31139faf39632a
git-subtree-split: 5cefb4d1618bc54ae0e86830421a8c911900302c
2026-04-13 19:22:17 -04:00

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is-promise

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

Build Status Dependency Status NPM version

Installation

$ npm install is-promise

You can also use it client side via npm.

API

import isPromise from 'is-promise';

isPromise(Promise.resolve());//=>true
isPromise({then:function () {...}});//=>true
isPromise(null);//=>false
isPromise({});//=>false
isPromise({then: true})//=>false

License

MIT