is-promise

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

Last updated 9 years ago by forbeslindesay .

MIT · Repository · Bugs · Original npm · Tarball · package.json

$ gnpm install is-promise

SYNC missed versions from official npm registry.

is-promise

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

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

Current Tags

4.0.0 ... latest (5 years ago)

9 Versions

Maintainers (1)

forbeslindesay

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Dependencies (0)

None

Dev Dependencies (2)

better-assert ~0.1.0
mocha ~1.7.4

Dependents (12)