This repo goes with the Build your first Polymer element tutorial.
You'll need to install some command-line tools to manage dependencies and to run the demo.
-
Download and install Node version 6.x or 7.x from https://nodejs.org/. Node includes the node package manager command,
npm
. -
Install
bower
and the Polymer CLI:npm install -g bower polymer-cli
-
Clone this repo:
https://github.com/PolymerLabs/polymer-2-first-element.git
-
Change directory to your local repo and install dependencies with
bower
:cd polymer-2-first-element bower install
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To preview your element, run the Polymer development server from the repo directory:
polymer serve
Open
localhost:8080/components/icon-toggle/demo/
in your browser. (Note that the path usesicon-toggle
—the component name listed in this element'sbower.json
file—rather than the actual directory name.)