This is an element that demonstrates the pitfalls and workarounds of Synchronous Rendering in a LitElement Feel free to use however you like!
Cheers, -Tsavo Knott
First, make sure you have the Polymer CLI and npm (packaged with Node.js) installed. Run npm install
to install your element's dependencies, then run polymer serve
to serve your element locally.
$ polymer serve
$ polymer test
Your application is already set up to be tested via web-component-tester. Run polymer test
to run your application's test suite locally.