How do I cache files in service worker?
We call the add method on this object to add the file to that cache. cache. add(request) – The add method takes a URL, retrieves it, and adds the resulting response object to the given cache. The key for that object will be the request, so we can retrieve this response object again later by this request.
How do I import a file into a service worker?
tap(args => { args[0]. push({ from: ‘project-location\\src\\js’, to: ‘project-location\\dist’}); return args; }) }, This will copy the files in src/js to the dist folder, and then we can import them in the Service Worker file with this line at the top of the file: importScripts(‘utility.
How do I bypass service worker cache?
To bypass the service worker you can set ngsw-bypass as a request header, or as a query parameter. (The value of the header or query parameter is ignored and can be empty or omitted.)
What event does a service worker need to listen to in order to load data from the cache?
Install and activate: populating your cache The install event is fired when an install is successfully completed. The install event is generally used to populate your browser’s offline caching capabilities with the assets you need to run your app offline.
How to cache static files in service worker?
We can cache the HTML, CSS, JS, and any static files that make up the application shell in the install event of the service worker: This event listener triggers when the service worker is first installed.
How to caching application shell with service worker?
Caching the application shell on install ensures that the service worker has access to all shell assets (if any assets fail to cache, the service worker installation is aborted). Paste the following code into sw.js to cache the application shell during the install event:
Why do I need to cache the service worker?
The service worker’s “install” event is a strategic time to cache static assets. Caching the application shell on install ensures that the service worker has access to all shell assets (if any assets fail to cache, the service worker installation is aborted).
Where to find sw.js file in service worker?
For example, my sw.js file was located at /static/sw.js. When accessing my site’s root at / and attempting to intercept fetch events to js files in /static/js/common.js, the fetch events were not intercepted, even though the scope of my service worker was /static/ and the js file was in /static/js/.