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Gathering detailed insights and metrics for is-finalizationregistry

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Gathering detailed insights and metrics for is-finalizationregistry

is-finalizationregistry - 1.1.1 | npmpackage.info

is-finalizationregistry

Is this value a JS FinalizationRegistry? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

1.1.1

MIT

JavaScript

16.80 kB

4.4

Installations

npm install is-finalizationregistry

Developer Guide

BETA

Typescript

Yes

Module System

CommonJS, ESM

Min. Node Version

>= 0.4

Node Version

23.4.0

NPM Version

10.9.2 Pull Requests

Open

0

Total

1

Closed

0

Merged

1

Issues

Open

1

Total

1

Closed

0

Releases

Unable to fetch releases

Languages

JavaScript

JavaScript (100%)

Developer

inspect-js

Download Statistics

Total Downloads

Last Day

Last Week

Last Month

Last Year

GitHub Statistics

MIT License

2 Stars

52 Commits

1 Forks

3 Watchers

1 Branches

1 Contributors

Updated on Dec 17, 2024

Sponsor this package

https://github.com/sponsors/ljharb

Maintainers

View All 1 Contributors

Package Meta Information

Latest Version

1.1.1

Package Id

is-finalizationregistry@1.1.1

Unpacked Size

16.80 kB

Size

6.17 kB

File Count

NPM Version

10.9.2

Node Version

23.4.0

Published on

Dec 17, 2024

Total Downloads

Cumulative downloads

Total Downloads

NaN

Last Day

NaN

Compared to previous day

Last Week

NaN

Compared to previous week

Last Month

NaN

Compared to previous month

Last Year

NaN

Compared to previous year

Weekly Downloads

Monthly Downloads

Yearly Downloads

Dependencies

call-bound

Dev Dependencies

@arethetypeswrong/cli @ljharb/eslint-config @ljharb/tsconfig @types/for-each @types/object-inspect @types/tape auto-changelog encoding eslint for-each in-publish npmignore nyc object-inspect safe-publish-latest tape typescript

is-finalizationregistry

Is this value a JS FinalizationRegistry? This module works cross-realm/iframe, and despite ES6 @@toStringTag.

Example

1var isFinalizationRegistry = require('is-finalizationregistry');
2assert(!isFinalizationRegistry(function () {}));
3assert(!isFinalizationRegistry(null));
4assert(!isFinalizationRegistry(function* () { yield 42; return Infinity; });
5assert(!isFinalizationRegistry(Symbol('foo')));
6assert(!isFinalizationRegistry(1n));
7assert(!isFinalizationRegistry(Object(1n)));
8
9assert(!isFinalizationRegistry(new Set()));
10assert(!isFinalizationRegistry(new WeakSet()));
11assert(!isFinalizationRegistry(new Map()));
12assert(!isFinalizationRegistry(new WeakMap()));
13assert(!isFinalizationRegistry(new WeakRef({})));
14
15assert(isFinalizationRegistry(new FinalizationRegistry(function () {})));
16
17class MyFinalizationRegistry extends FinalizationRegistry {}
18assert(isFinalizationRegistry(new MyFinalizationRegistry(function () {})));

Tests

Simply clone the repo, npm install, and run npm test

No vulnerabilities found.

10

Dangerous-Workflow

Determines if the project's GitHub Action workflows avoid dangerous patterns.

10

Binary-Artifacts

Determines if the project has generated executable (binary) artifacts in the source repository.

10

License

Determines if the project has defined a license.

10

Vulnerabilities

Determines if the project has open, known unfixed vulnerabilities.

9

Security-Policy

Determines if the project has published a security policy.

0

Maintained

Determines if the project is "actively maintained".

0

Code-Review

Determines if the project requires human code review before pull requests (aka merge requests) are merged.

0

Pinned-Dependencies

Determines if the project has declared and pinned the dependencies of its build process.

0

SAST

Determines if the project uses static code analysis.

0

CII-Best-Practices

Determines if the project has an OpenSSF (formerly CII) Best Practices Badge.

0

Token-Permissions

Determines if the project's workflows follow the principle of least privilege.

0

Fuzzing

Determines if the project uses fuzzing.

Score

4.4

/10

Last Scanned on 2025-07-07

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