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is-stream

> Check if something is a Node.js stream

# Install

$ npm install --save is-stream

# Usage

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