From 9a04f02c94cda38bb3d3db7f4c92643c7cd07df8 Mon Sep 17 00:00:00 2001 From: thuhole Date: Sat, 20 Jun 2020 00:14:52 +0800 Subject: [PATCH] re-add registerServerWorker --- src/registerServiceWorker.js | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) diff --git a/src/registerServiceWorker.js b/src/registerServiceWorker.js index cd50aac..a3e6c0c 100644 --- a/src/registerServiceWorker.js +++ b/src/registerServiceWorker.js @@ -21,13 +21,13 @@ const isLocalhost = Boolean( export default function register() { if (process.env.NODE_ENV === 'production' && 'serviceWorker' in navigator) { // The URL constructor is available in all browsers that support SW. - // const publicUrl = new URL(process.env.PUBLIC_URL, window.location); - // if (publicUrl.origin !== window.location.origin) { - // // Our service worker won't work if PUBLIC_URL is on a different origin - // // from what our page is served on. This might happen if a CDN is used to - // // serve assets; see https://github.com/facebookincubator/create-react-app/issues/2374 - // return; - // } + const publicUrl = new URL(process.env.PUBLIC_URL, window.location); + if (publicUrl.origin !== window.location.origin) { + // Our service worker won't work if PUBLIC_URL is on a different origin + // from what our page is served on. This might happen if a CDN is used to + // serve assets; see https://github.com/facebookincubator/create-react-app/issues/2374 + return; + } window.addEventListener('load', () => { const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;