go/wasm-http-server
go/wasm-http-server
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feat: allow using cache for wasm binary

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This commit is contained in:
Nicolas Lepage 2024-10-16 13:20:29 +02:00
parent b2bd8679fd
commit 98257b470a
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GPG Key ID: B0879E35E66D8F6F
5 changed files with 11 additions and 7 deletions
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2
docs/hello-state-keepalive/index.html
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@ -1,7 +1,7 @@
<!DOCTYPE html>
<html>
<head>
<title>go-wasm-http-server hello with state demo</title>
<title>go-wasm-http-server hello with state and keepalive demo</title>
<script>
navigator.serviceWorker.register('sw.js').then(registration => {
const sw = registration.active ?? registration.installing ?? registration.waiting

2
docs/hello-state-keepalive/sw.js
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@ -2,7 +2,7 @@ importScripts('https://cdn.jsdelivr.net/gh/golang/go@go1.23.1/misc/wasm/wasm_exe
importScripts('https://cdn.jsdelivr.net/gh/nlepage/go-wasm-http-server@v2.0.2/sw.js')
addEventListener('install', event => {
event.waitUntil(skipWaiting())
event.waitUntil(caches.open('hello-state').then((cache) => cache.add('api.wasm')))
})
addEventListener('activate', event => {

3
docs/hello-state/sw.js
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@ -2,10 +2,11 @@ importScripts('https://cdn.jsdelivr.net/gh/golang/go@go1.23.1/misc/wasm/wasm_exe
importScripts('https://cdn.jsdelivr.net/gh/nlepage/go-wasm-http-server@v2.0.2/sw.js')
addEventListener('install', (event) => {
event.waitUntil(caches.open('hello-state').then((cache) => cache.add('api.wasm')))
event.waitUntil(skipWaiting())
})
addEventListener('activate', event => {
addEventListener('activate', (event) => {
event.waitUntil(clients.claim())
})

4
docs/hello/sw.js
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@ -2,10 +2,10 @@ importScripts('https://cdn.jsdelivr.net/gh/golang/go@go1.23.1/misc/wasm/wasm_exe
importScripts('https://cdn.jsdelivr.net/gh/nlepage/go-wasm-http-server@v2.0.2/sw.js')
addEventListener('install', (event) => {
event.waitUntil(skipWaiting())
event.waitUntil(caches.open('hello').then((cache) => cache.add('api.wasm')))
})
addEventListener('activate', event => {
addEventListener('activate', (event) => {
event.waitUntil(clients.claim())
})

7
sw.js
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@ -1,4 +1,4 @@
function registerWasmHTTPListener(wasm, { base, args = [] } = {}) {
function registerWasmHTTPListener(wasm, { base, cacheName, args = [] } = {}) {
let path = new URL(registration.scope).pathname
if (base && base !== '') path = `${trimEnd(path, '/')}/${trimStart(base, '/')}`
@ -11,7 +11,10 @@ function registerWasmHTTPListener(wasm, { base, args = [] } = {}) {
const go = new Go()
go.argv = [wasm, ...args]
WebAssembly.instantiateStreaming(fetch(wasm), go.importObject).then(({ instance }) => go.run(instance))
const source = cacheName
? caches.open(cacheName).then((cache) => cache.match(wasm)).then((response) => response ?? fetch(wasm))
: caches.match(wasm).then(response => (response) ?? fetch(wasm))
WebAssembly.instantiateStreaming(source, go.importObject).then(({ instance }) => go.run(instance))
addEventListener('fetch', e => {
const { pathname } = new URL(e.request.url)