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Gathering detailed insights and metrics for is-stream

is-stream - 4.0.1 | npmpackage.info

is-stream

Check if something is a Node.js stream

4.0.1

112

MIT

JavaScript

396.00 B

15,609,844,488 4.2

Installations

npm install is-stream

Developer Guide

BETA

Typescript

Yes

Module System

ESM

Min. Node Version

>=18

Node Version

18.19.0

NPM Version

9.2.0 Score

99.7

Supply Chain

83.4

Quality

75.5

Maintenance

100

Vulnerability

100

License

Pull Requests

Open

0

Total

15

Closed

7

Merged

8

Issues

Open

0

Total

8

Closed

8

Releases

v4.0.1

Updated on Feb 19, 2024

v4.0.0

Updated on Feb 19, 2024

v3.0.0

Updated on Aug 10, 2021

v2.0.1

Updated on Jul 26, 2021

v2.0.0

Updated on Apr 20, 2019

View All 5 releases

Languages

JavaScript

TypeScript

JavaScript (88.88%)

TypeScript (11.12%)

Developer

sindresorhus

Download Statistics

Total Downloads

15,609,844,488

Last Day

5,500,682

Last Week

95,479,568

Last Month

414,686,777

Last Year

4,340,702,758

GitHub Statistics

MIT License

112 Stars

33 Commits

21 Forks

8 Watchers

1 Branches

6 Contributors

Updated on May 07, 2025

Bundle Size

1.14 kB

Minified

396.00 B

Minified + Gzipped

Bundlephobia

Sponsor this package

https://github.com/sponsors/sindresorhus

Maintainers

View All 6 Contributors

Package Meta Information

Latest Version

4.0.1

Package Id

is-stream@4.0.1

Unpacked Size

7.44 kB

Size

2.29 kB

File Count

NPM Version

9.2.0

Node Version

18.19.0

Published on

Feb 19, 2024

Total Downloads

Cumulative downloads

Total Downloads

15,609,844,488

Last Day

-7.5%

5,500,682

Compared to previous day

Last Week

-7.6%

95,479,568

Compared to previous week

Last Month

2.8%

414,686,777

Compared to previous month

Last Year

22.3%

4,340,702,758

Compared to previous year

Weekly Downloads

Monthly Downloads

Yearly Downloads

Dev Dependencies

@types/node ava tempy tsd xo

is-stream

Check if something is a Node.js stream

Install

1npm install is-stream

Usage

1import fs from 'node:fs';
2import {isStream} from 'is-stream';
3
4isStream(fs.createReadStream('unicorn.png'));
5//=> true
6
7isStream({});
8//=> false

API

isStream(stream, options?)

Returns a boolean for whether it's a Stream.

isWritableStream(stream, options?)

Returns a boolean for whether it's a stream.Writable, an http.OutgoingMessage, an http.ServerResponse or an http.ClientRequest.

isReadableStream(stream, options?)

Returns a boolean for whether it's a stream.Readable or an http.IncomingMessage.

isDuplexStream(stream, options?)

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

isTransformStream(stream, options?)

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

Options

checkOpen

Type: boolean
Default: true

When this option is true, the method returns false if the stream has already been closed.

is-file-stream - Detect if a stream is a file stream

Branch-Protection

Determines if the default and release branches are protected with GitHub's branch protection settings.

0

SAST

Determines if the project uses static code analysis.

Score

4.2

/10

Last Scanned on 2025-06-23

The Open Source Security Foundation is a cross-industry collaboration to improve the security of open source software (OSS). The Scorecard provides security health metrics for open source projects.

Learn More

Other packages similar to is-stream

Other packages similar to is-stream

is-stream

Installations

Developer Guide

Yes

ESM

>=18

18.19.0

9.2.0

Score

Pull Requests

0

15

7

8

Issues

0

8

8

Releases

Languages

Developer

sindresorhus

Download Statistics

GitHub Statistics

Bundle Size

1.14 kB

396.00 B

Sponsor this package

Maintainers

Package Meta Information

Total Downloads

15,609,844,488

Weekly Downloads

Monthly Downloads

Yearly Downloads

Dev Dependencies

is-stream

Install

Usage

API

isStream(stream, options?)

isWritableStream(stream, options?)

isReadableStream(stream, options?)

isDuplexStream(stream, options?)

isTransformStream(stream, options?)

Options

checkOpen

Related

10

10

10

10

10

2

0

0

0

0

0

0

0

4.2

/10