- git clone https://github.com/webcomponents/webcomponentsjs repository
- check out v0 branch
- install gulp globally
npm install -g gulp
- build webcomponentjs manually
npm install gulp build
- Find the generate js files in dist/ folder
- Copy webcomponents.min.js to assets folder of angular project
- import webcomponents.min.js to polyfill.ts
import "./assets/webcomponents.min";
How to build webcomponentjs v0 polyfill and include in angular
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