@aureooms/js-permutation

v2.0.0

Permutation library for JavaScript

NPM

README

GitHub

Website

AGPL-3.0

Latest version published 4 years ago

    npm install @aureooms/js-permutation

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Package Health Score

52 / 100

Popularity
Limited
Maintenance
Inactive
Security
No known security issues
Community
Limited

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Popularity

Limited

Weekly Downloads (0)

Dependents: 1
GitHub Stars: 1
Forks: 0
Contributors: 3

The npm package @aureooms/js-permutation receives a total of 0 downloads a week. As such, we scored @aureooms/js-permutation popularity level to be Limited.

Based on project statistics from the GitHub repository for the npm package @aureooms/js-permutation, we found that it has been starred 1 times, and that 1 other projects in the ecosystem are dependent on it.

Downloads are calculated as moving averages for a period of the last 12 months, excluding weekends and known missing data points.

Security

No known security issues

Security and license risk for significant versions

All Versions

Direct Vulnerabilities

1.2.1

2.0.0

Indirect Vulnerabilities

1.2.1

2.0.0

License Risks

1.2.1

2.0.0

All security vulnerabilities belong to production dependencies of direct and indirect packages.

License

AGPL-3.0

Non-Permissive License

We noticed that this project uses a license which requires less permissive conditions such as disclosing the source code, stating changes or redistributing the source under the same license. It is advised to further consult the license terms before use.

Security Policy

We found a way for you to contribute to the project! Looks like @aureooms/js-permutation is missing a security policy.

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    # Install the Snyk CLI and test your project
npm i snyk && snyk test @aureooms/js-permutation

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Maintenance

Inactive

Commit Frequency

Open Issues: 2
Merged PR: 55
Open PR: 1
Last Commit: 7 days ago

Further analysis of the maintenance status of @aureooms/js-permutation based on released npm versions cadence, the repository activity, and other data points determined that its maintenance is Inactive.

An important project maintenance signal to consider for @aureooms/js-permutation is that it hasn't seen any new versions released to npm in the past 12 months, and could be considered as a discontinued project, or that which receives low attention from its maintainers.

As a healthy sign for on-going project maintenance, we found that the GitHub repository had at least 1 pull request or issue interacted with by the community.

Community

Limited

Readme.md: Yes
Contributing.md: No
Code of Conduct: No
Contributors: 3
Funding: No

This project has seen only 10 or less contributors.

We found a way for you to contribute to the project! Looks like @aureooms/js-permutation is missing a Code of Conduct.

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Package

Node.js Compatibility: not defined

Age: 4 years
Dependencies: 0 Direct
Versions: 3
Install Size: 0 B
Dist-tags: 1
# of Files: 0
Maintainers: 1
TS Typings: No

@aureooms/js-permutation has more than a single and default latest tag published for the npm package. This means, there may be other tags available for this package, such as next to indicate future releases, or stable to indicate stable releases.

js-permutation

Permutations code bricks for JavaScript.

next( reversed( identity( 3 ) ) ) ; // [ 0 , 1 , 2 ]

Can be managed through jspm, duo, component, bower, ender, jam, spm, and npm.

Caveat

Requires regeneratorRuntime to be defined, see babel docs.

Install

jspm

jspm install github:aureooms/js-permutation
# or
jspm install npm:@aureooms/js-permutation

duo

No install step needed for duo!

component

component install aureooms/js-permutation

bower

bower install @aureooms/js-permutation

ender

ender add @aureooms/js-permutation

jam

jam install @aureooms/js-permutation

spm

spm install @aureooms/js-permutation --save

npm

npm install @aureooms/js-permutation --save

Require

jspm

let permutation = require( "github:aureooms/js-permutation" ) ;
// or
import permutation from '@aureooms/js-permutation' ;

duo

let permutation = require( "aureooms/js-permutation" ) ;

component, ender, spm, npm

let permutation = require( "@aureooms/js-permutation" ) ;

bower

The script tag exposes the global variable permutation.

<script src="bower_components/@aureooms/js-permutation/js/dist/permutation.min.js"></script>

Alternatively, you can use any tool mentioned here.

jam

require( [ "@aureooms/js-permutation" ] , function ( permutation ) { ... } ) ;

Use

let sigma = permutation.identity( 3 ) ;

sigma ; // [ 0 , 1 , 2 ]

permutation.reversed( sigma ) ; // [ 2 , 1 , 0 ]

permutation.next( sigma ) ; // [ 0 , 2 , 1 ]

for ( let tau of permutation.permutations( 3 ) ) {

	... // yields [ 0 , 1 , 2 ]
	    //        [ 0 , 2 , 1 ]
	    //        [ 1 , 0 , 2 ]
	    //        [ 1 , 2 , 0 ]
	    //        [ 2 , 0 , 1 ]
	    //        [ 2 , 1 , 0 ]

}

permutation.invert( [ 0 , 1 , 2 ] ) ; // [ 0 , 1 , 2 ]
permutation.invert( [ 0 , 2 , 1 ] ) ; // [ 0 , 2 , 1 ]
permutation.invert( [ 1 , 0 , 2 ] ) ; // [ 1 , 0 , 2 ]
permutation.invert( [ 1 , 2 , 0 ] ) ; // [ 2 , 0 , 1 ]
permutation.invert( [ 2 , 0 , 1 ] ) ; // [ 1 , 2 , 0 ]
permutation.invert( [ 2 , 1 , 0 ] ) ; // [ 2 , 1 , 0 ]

permutation.compose( "abc" , [ 2 , 0 , 1 ] ) ; // [ "c" , "a" , "b" ]

permutation.bitreversal( 8 ) ; // [ 0 , 4 , 2 , 6 , 1 , 5 , 3 , 7 ]