File: sw-store-to-cache-storage.js

package info (click to toggle)
firefox-esr 78.15.0esr-1~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 3,301,156 kB
  • sloc: cpp: 5,665,905; javascript: 4,798,386; ansic: 2,878,233; python: 977,004; asm: 270,347; xml: 181,456; java: 111,756; sh: 72,926; makefile: 21,819; perl: 13,380; cs: 4,725; yacc: 4,565; objc: 3,026; pascal: 1,787; lex: 1,720; ada: 1,681; exp: 505; php: 436; lisp: 260; awk: 152; ruby: 103; csh: 80; sed: 53; sql: 45
file content (31 lines) | stat: -rw-r--r-- 711 bytes parent folder | download | duplicates (42) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
 
self.addEventListener('activate', (e) => {
  e.waitUntil(clients.claim());
});

self.addEventListener('message', (e) => {
  e.waitUntil((async () => {

    const url = new URL(e.data.url);
    const request = new Request(url, {mode: e.data.mode});
    const cache = await caches.open('v1');

    let response;
    switch(e.data.source) {
      case "service-worker":
        response = new Response('foo');
        break;

      case "network":
        try {
          response = await fetch(request);
        } catch(error) {
          e.source.postMessage('not-stored');
          return;
        }
        break;
    }

    await cache.put(request, response);
    e.source.postMessage('stored');
  })());
})