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@babel/helper-define-polyfill-provider

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    @babel/helper-define-polyfill-provider

Babel helper to create your own polyfill provider


Version published
Weekly downloads
22M
decreased by-18.17%
Maintainers
4
Install size
2.93 MB
Created
Weekly downloads
 

Package description

What is @babel/helper-define-polyfill-provider?

The @babel/helper-define-polyfill-provider package is part of the Babel ecosystem and is used to define a way to provide polyfills in your Babel configuration. It helps in specifying which polyfills to include based on the target environment and the features used in your code, ensuring that only necessary polyfills are added, thus optimizing the bundle size.

What are @babel/helper-define-polyfill-provider's main functionalities?

Define polyfill provider

This code sample demonstrates how to define a custom polyfill provider using the @babel/helper-define-polyfill-provider package. It specifies polyfills for 'Promise' and 'fetch' with their respective detection logic and paths to their polyfill modules.

import { createPolyfillProvider } from '@babel/helper-define-polyfill-provider';

const myPolyfillProvider = createPolyfillProvider({
  name: 'myPolyfillProvider',
  polyfills: {
    'Promise': {
      global: 'Promise',
      detection: 'Promise in global',
      path: 'core-js/modules/es.promise'
    },
    'fetch': {
      global: 'fetch',
      detection: 'fetch in global',
      path: 'whatwg-fetch'
    }
  }
});

Other packages similar to @babel/helper-define-polyfill-provider

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@babel/helper-define-polyfill-provider

Install

Using npm:

npm install --save-dev @babel/helper-define-polyfill-provider

or using yarn:

yarn add @babel/helper-define-polyfill-provider --dev

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Last updated on 11 Dec 2023

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