setup-node/node_modules/is-stream/readme.md
Danny McCormick 78148dae50
Add auth support (#21)
* Updates

* Update

* Update

* Update

* Update

* Yarn sometimes prefers npmrc, so use same token

* Description

* Update readme

* Feedback

* Add type

* new toolkit and scoped registries

* npmrc in RUNNER_TEMP

* Dont always auth

* Try exporting blank token

* Get auth working for now pending runner changes

* Fix string interpolation for auth token.

* Don't export both userconfigs

* Update authutil.js

* Add single quotes for authString

* Fix the registry string.

* Use userconfig and append trailing slash

* Keep in root of repo

* Try just adding auth token

* Remove auth token

* Try changes again

* Add tests

* Npm and GPR samples

* Add types
2019-08-06 18:26:04 -04:00

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Markdown

# is-stream [![Build Status](https://travis-ci.org/sindresorhus/is-stream.svg?branch=master)](https://travis-ci.org/sindresorhus/is-stream)
> Check if something is a [Node.js stream](https://nodejs.org/api/stream.html)
## Install
```
$ npm install --save is-stream
```
## Usage
```js
const fs = require('fs');
const isStream = require('is-stream');
isStream(fs.createReadStream('unicorn.png'));
//=> true
isStream({});
//=> false
```
## API
### isStream(stream)
#### isStream.writable(stream)
#### isStream.readable(stream)
#### isStream.duplex(stream)
#### isStream.transform(stream)
## License
MIT © [Sindre Sorhus](https://sindresorhus.com)