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