markitect-main/node_modules/is-stream
tegwick d0abaab63a chore: update project state and prepare for image support development
- Add comprehensive image test document with various image types
- Update project structure with development artifacts
- Prepare foundation for image support enhancement phase
- Include test files for validating image editing workflows

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>
2025-10-26 08:06:22 +01:00
..
index.d.ts chore: update project state and prepare for image support development 2025-10-26 08:06:22 +01:00
index.js chore: update project state and prepare for image support development 2025-10-26 08:06:22 +01:00
license chore: update project state and prepare for image support development 2025-10-26 08:06:22 +01:00
package.json chore: update project state and prepare for image support development 2025-10-26 08:06:22 +01:00
readme.md chore: update project state and prepare for image support development 2025-10-26 08:06:22 +01:00

is-stream

Check if something is a Node.js stream

Install

$ npm install is-stream

Usage

const fs = require('fs');
const isStream = require('is-stream');

isStream(fs.createReadStream('unicorn.png'));
//=> true

isStream({});
//=> false

API

isStream(stream)

Returns a boolean for whether it's a Stream.

isStream.writable(stream)

Returns a boolean for whether it's a stream.Writable.

isStream.readable(stream)

Returns a boolean for whether it's a stream.Readable.

isStream.duplex(stream)

Returns a boolean for whether it's a stream.Duplex.

isStream.transform(stream)

Returns a boolean for whether it's a stream.Transform.


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