Disallow async function in service worker (#7482)

offline-plugin depends on webpack.optimize.UglifyJsPlugin, which is an
alias of uglifyjs-webpack-plugin v0.4.6. uglifyjs-webpack-plugin v0.4.6
uses uglify-js 2.8.29, which is not compatible with async function.
This commit is contained in:
Akihiko Odaki 2018-05-15 02:58:11 +09:00 committed by Eugen Rochko
parent ed4bae182b
commit 03b69ebc45
1 changed files with 23 additions and 21 deletions

View File

@ -28,11 +28,10 @@ self.addEventListener('fetch', function(event) {
const asyncResponse = fetchRoot(); const asyncResponse = fetchRoot();
const asyncCache = openWebCache(); const asyncCache = openWebCache();
event.respondWith(asyncResponse.then(async response => { event.respondWith(asyncResponse.then(response => {
if (response.ok) { if (response.ok) {
const cache = await asyncCache; return asyncCache.then(cache => cache.put('/', response))
await cache.put('/', response); .then(() => response.clone());
return response.clone();
} }
throw null; throw null;
@ -41,35 +40,38 @@ self.addEventListener('fetch', function(event) {
const asyncResponse = fetch(event.request); const asyncResponse = fetch(event.request);
const asyncCache = openWebCache(); const asyncCache = openWebCache();
event.respondWith(asyncResponse.then(async response => { event.respondWith(asyncResponse.then(response => {
if (response.ok || response.type === 'opaqueredirect') { if (response.ok || response.type === 'opaqueredirect') {
await Promise.all([ return Promise.all([
asyncCache.then(cache => cache.delete('/')), asyncCache.then(cache => cache.delete('/')),
indexedDB.deleteDatabase('mastodon'), indexedDB.deleteDatabase('mastodon'),
]); ]).then(() => response);
} }
return response; return response;
})); }));
} else if (process.env.CDN_HOST ? url.host === process.env.CDN_HOST : url.pathname.startsWith('/system/')) { } else if (process.env.CDN_HOST ? url.host === process.env.CDN_HOST : url.pathname.startsWith('/system/')) {
event.respondWith(openSystemCache().then(async cache => { event.respondWith(openSystemCache().then(cache => {
const cached = await cache.match(event.request.url); return cache.match(event.request.url).then(cached => {
if (cached === undefined) { if (cached === undefined) {
const fetched = await fetch(event.request); return fetch(event.request).then(fetched => {
if (fetched.ok) { if (fetched.ok) {
try { const put = cache.put(event.request.url, fetched.clone());
await cache.put(event.request.url, fetched.clone());
} finally { put.catch(() => freeStorage());
return put.then(() => {
freeStorage(); freeStorage();
} return fetched;
});
} }
return fetched; return fetched;
});
} }
return cached; return cached;
});
})); }));
} }
}); });