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Code Issues Releases Activity

more linting

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applying some recomendations from https://www.robertcooper.me/using-eslint-and-prettier-in-a-typescript-project
This commit is contained in:
David Lechner
2020-04-08 19:23:19 -05:00
parent dc50b5787f
commit 79df44c22a
10 changed files with 169 additions and 65 deletions
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src/serviceWorker.ts
+44 -45
View File
@@ -16,8 +16,8 @@ const isLocalhost = Boolean(
window.location.hostname === '[::1]' ||
// 127.0.0.0/8 are considered localhost for IPv4.
window.location.hostname.match(
/^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/
)
/^127(?:\.(?:25[0-5]|2[0-4][0-9]|[01]?[0-9][0-9]?)){3}$/,
),
);
type Config = {
@@ -25,50 +25,16 @@ type Config = {
onUpdate?: (registration: ServiceWorkerRegistration) => void;
};
export function register(config?: Config) {
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.href);
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/facebook/create-react-app/issues/2374
return;
}
window.addEventListener('load', () => {
const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;
if (isLocalhost) {
// This is running on localhost. Let's check if a service worker still exists or not.
checkValidServiceWorker(swUrl, config);
// Add some additional logging to localhost, pointing developers to the
// service worker/PWA documentation.
navigator.serviceWorker.ready.then(() => {
console.log(
'This web app is being served cache-first by a service ' +
'worker. To learn more, visit https://bit.ly/CRA-PWA'
);
});
} else {
// Is not localhost. Just register service worker
registerValidSW(swUrl, config);
}
});
}
}
function registerValidSW(swUrl: string, config?: Config) {
function registerValidSW(swUrl: string, config?: Config): void {
navigator.serviceWorker
.register(swUrl)
.then((registration) => {
registration.onupdatefound = () => {
registration.onupdatefound = (): void => {
const installingWorker = registration.installing;
if (installingWorker == null) {
return;
}
installingWorker.onstatechange = () => {
installingWorker.onstatechange = (): void => {
if (installingWorker.state === 'installed') {
if (navigator.serviceWorker.controller) {
// At this point, the updated precached content has been fetched,
@@ -76,7 +42,7 @@ function registerValidSW(swUrl: string, config?: Config) {
// content until all client tabs are closed.
console.log(
'New content is available and will be used when all ' +
'tabs for this page are closed. See https://bit.ly/CRA-PWA.'
'tabs for this page are closed. See https://bit.ly/CRA-PWA.',
);
// Execute callback
@@ -103,7 +69,7 @@ function registerValidSW(swUrl: string, config?: Config) {
});
}
function checkValidServiceWorker(swUrl: string, config?: Config) {
function checkValidServiceWorker(swUrl: string, config?: Config): void {
// Check if the service worker can be found. If it can't reload the page.
fetch(swUrl, {
headers: { 'Service-Worker': 'script' },
@@ -113,8 +79,7 @@ function checkValidServiceWorker(swUrl: string, config?: Config) {
const contentType = response.headers.get('content-type');
if (
response.status === 404 ||
(contentType != null &&
contentType.indexOf('javascript') === -1)
(contentType != null && contentType.indexOf('javascript') === -1)
) {
// No service worker found. Probably a different app. Reload the page.
navigator.serviceWorker.ready.then((registration) => {
@@ -129,12 +94,46 @@ function checkValidServiceWorker(swUrl: string, config?: Config) {
})
.catch(() => {
console.log(
'No internet connection found. App is running in offline mode.'
'No internet connection found. App is running in offline mode.',
);
});
}
export function unregister() {
export function register(config?: Config): void {
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.href);
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/facebook/create-react-app/issues/2374
return;
}
window.addEventListener('load', () => {
const swUrl = `${process.env.PUBLIC_URL}/service-worker.js`;
if (isLocalhost) {
// This is running on localhost. Let's check if a service worker still exists or not.
checkValidServiceWorker(swUrl, config);
// Add some additional logging to localhost, pointing developers to the
// service worker/PWA documentation.
navigator.serviceWorker.ready.then(() => {
console.log(
'This web app is being served cache-first by a service ' +
'worker. To learn more, visit https://bit.ly/CRA-PWA',
);
});
} else {
// Is not localhost. Just register service worker
registerValidSW(swUrl, config);
}
});
}
}
export function unregister(): void {
if ('serviceWorker' in navigator) {
navigator.serviceWorker.ready
.then((registration) => {