Created
October 11, 2017 11:07
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| self.addEventListener('activate', event => { | |
| const cacheWhitelist = [CACHE_KEY] | |
| event.waitUntil( | |
| caches.keys().then(keyList => { | |
| return Promise.all(keyList.map(function(key) { | |
| if (cacheWhitelist.indexOf(key) === -1) { | |
| return caches.delete(key) | |
| } | |
| })) | |
| }) | |
| ) | |
| return self.clients.claim() | |
| }) |
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