sw invalidates old caches, maybe - webgbcam - [fork] gameboy webcam
  HTML git clone git://src.adamsgaard.dk/webgbcam
   DIR Log
   DIR Files
   DIR Refs
   DIR README
   DIR LICENSE
       ---
   DIR commit ef3166ca89920bf10ce86e44e622af41e260cfd8
   DIR parent 9ed8259359df59621836f7e97329cc8b9e6622c7
  HTML Author: Erin Pinheiro <hello@mynameiser.in>
       Date:   Mon, 24 Jan 2022 22:55:26 -0300
       
       sw invalidates old caches, maybe
       
       Diffstat:
         M sw.js                               |      19 ++++++++++++++++++-
       
       1 file changed, 18 insertions(+), 1 deletion(-)
       ---
   DIR diff --git a/sw.js b/sw.js
       @@ -1,4 +1,4 @@
       -const cacheName = 'webgbcam-v3.2'
       +const cacheName = 'webgbcam-v3.1'
        
        self.addEventListener('install', function(e) {
         e.waitUntil(
       @@ -24,6 +24,23 @@ self.addEventListener('install', function(e) {
         );
        });
        
       +// this is supposed to invalidate old caches, i think. i don't know. stackoverflow
       +self.addEventListener('activate', function(event) {
       +  event.waitUntil(
       +    caches.keys().then(function(cacheNames) {
       +      return Promise.all(
       +        cacheNames.filter(function(cacheName) {
       +          // Return true if you want to remove this cache,
       +          // but remember that caches are shared across
       +          // the whole origin
       +        }).map(function(cacheName) {
       +          return caches.delete(cacheName);
       +        })
       +      );
       +    })
       +  );
       +});
       +
        // The fetch handler serves responses for same-origin resources from a cache.
        // If no response is found, it populates the runtime cache with the response
        // from the network before returning it to the page.