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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,28 +1,44 @@ | ||
| /* global chrome, browser, addEventListener, HMR_HOST, HMR_PORT */ | ||
| var env = typeof chrome == 'undefined' ? browser : chrome; | ||
| env.runtime.onMessage.addListener(function (msg) { | ||
| /* global chrome, browser */ | ||
| let env = typeof browser === 'undefined' ? chrome : browser; | ||
| let origReload = env.runtime.reload; | ||
| let avoidID = -1; | ||
|
|
||
| let promisify = | ||
| (obj, fn) => | ||
| (...args) => { | ||
| if (typeof browser === 'undefined') { | ||
| return new Promise((resolve, reject) => | ||
| obj[fn](...args, res => | ||
| env.runtime.lastError ? reject(env.runtime.lastError) : resolve(res), | ||
| ), | ||
| ); | ||
| } | ||
| return obj[fn](...args); | ||
| }; | ||
|
|
||
| let queryTabs = promisify(env.tabs, 'query'); | ||
| let messageTab = promisify(env.tabs, 'sendMessage'); | ||
|
|
||
| env.runtime.reload = () => { | ||
| queryTabs({}) | ||
| .then(tabs => { | ||
| return Promise.all( | ||
| tabs.map(tab => { | ||
| if (tab.id === avoidID) return; | ||
| return messageTab(tab.id, { | ||
| __parcel_hmr_reload__: true, | ||
| }).catch(() => {}); | ||
| }), | ||
| ); | ||
| }) | ||
| .then(() => { | ||
| origReload.call(env.runtime); | ||
| }); | ||
| }; | ||
|
|
||
| env.runtime.onMessage.addListener((msg, sender) => { | ||
| if (msg.__parcel_hmr_reload__) { | ||
| avoidID = sender.tab.id; | ||
| env.runtime.reload(); | ||
| } | ||
| }); | ||
|
|
||
| if (env.runtime.getManifest().manifest_version == 3) { | ||
| var proxyLoc = env.runtime.getURL('/__parcel_hmr_proxy__?url='); | ||
| addEventListener('fetch', function (evt) { | ||
| var url = evt.request.url; | ||
| if (url.startsWith(proxyLoc)) { | ||
| url = new URL(decodeURIComponent(url.slice(proxyLoc.length))); | ||
| if (url.hostname == HMR_HOST && url.port == HMR_PORT) { | ||
| evt.respondWith( | ||
| fetch(url).then(function (res) { | ||
| return new Response(res.body, { | ||
| headers: { | ||
| 'Content-Type': res.headers.get('Content-Type'), | ||
| }, | ||
| }); | ||
| }), | ||
| ); | ||
| } | ||
| } | ||
| }); | ||
| } |
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