@pearlbea/better-img-polymer

better-img-polymer

A simple Polymer element that adds a fallback url and logging function to an image.

Installation

Install the npm package or add the script from unkpg to your HTML page.

Example:

<!-- load the element from unkpg -->
<script src="https://unpkg.com/@pearlbea/better-img-polymer@1.4.2/dist/bundle.js"></script>

<!-- or from node modules -->
<script src="../node_modules/@pearlbea/better-img-polymer/better-img-polymer.js"></script>

<!-- use the component on your page -->
<better-img-polymer
  url="https://placeimg.com/480/640/animals"
  fallback="https://lorempixel.com/480/640"
  alt="an adorable animal">
</better-img-polymer>

Usage

property	type	default	description
url (required)	string	null	An image url. This will become the image's "src" attribute.
fallback	string	null	An image url. If the url provided returns an error, the fallback url will be assigned to the "src" attribute.
width	number	480	Image width
height	number	640	Image height
alt	string	""	Image alt text
log	string	null	If you provide the name of a function, it will be called if the url returns an error and receive the error object as a parameter.

Viewing your component

$ npm run serve

Running the tests

As of this writing, Polymer tests were not working with Node 10. See the issue on GitHub.

$ npm test