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Readme: polyfill-service-url-builder

A Node.js command-line application for analysing your JavaScript file and generating a https://polyfill.io URL based on all the features that are being used from within the JavaScript file.

NPM version
MIT licensed

> npx create-polyfill-service-url analyse --file bundle.js

Table Of Contents


This project requires Node.js 10.x and npm. You can run it with:

> npx create-polyfill-service-url analyse --file bundle.js

You can pass multiple files as argument if you split your bundle files:

npx create-polyfill-service-url analyse --file app.js vendor.js


This module has a full suite of unit tests, and is verified with ESLint. You can use the following commands to check your code before opening a pull request:

npm test    # verify JavaScript code with ESLint and run the tests


We use SemVer for versioning. For the versions available, see the tags on this repository.


New versions of the module are published automatically by CI for every commit which lands on the master branch.


See also the list of contributors who participated in this project.


If you have any questions or comments about this module, or need help using it, please raise an issue.


This project is licensed under the MIT License - see the LICENSE.md file for details

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GitHub: polyfill-service-url-builder