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WebReflectionWebReflection
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Added a service-worker utility to bring back sabayon when needed
1 parent 120889c commit 82c92f0

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+78
-24
lines changed

‎docs/index.js

+1-1
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‎docs/index.js.map

+1-1
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‎docs/service-worker.js

+1
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‎esm/service-worker.js

+30
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@@ -0,0 +1,30 @@
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import sabayon from 'https://cdn.jsdelivr.net/npm/sabayon/dist/polyfill.js';
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// ignore browsers that already support SharedArrayBuffer
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if (!globalThis.crossOriginIsolated) {
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const { isArray } = Array;
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// early patch Blob to inject sabayon polyfill for service-worker
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globalThis.Blob = class extends Blob {
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constructor(blobParts, ...rest) {
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if (isArray(blobParts) && typeof blobParts.at(0) === 'string') {
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blobParts[0] = blobParts[0].replace(
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/^\/\*@\*\//,
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'import "https://cdn.jsdelivr.net/npm/sabayon/dist/polyfill.js";'
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);
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}
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super(blobParts, ...rest);
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}
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};
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// early patch Worker to bootstrap sabayon for service-worker
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globalThis.Worker = class extends Worker {
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constructor(url, ...args) {
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if (args.length) {
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const sw = args[0].serviceWorker || args[0].service_worker;
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if (sw) sabayon(sw);
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}
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super(url, ...args);
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}
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};
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}

‎package-lock.json

+15-6
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‎package.json

+6-3
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@@ -54,8 +54,8 @@
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"c8": "^10.1.3",
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"chokidar": "^4.0.3",
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"eslint": "^9.25.1",
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"linkedom": "^0.18.9",
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"rollup": "^4.40.0",
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"linkedom": "^0.18.10",
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"rollup": "^4.40.1",
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"static-handler": "^0.5.3",
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"typescript": "^5.8.3"
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},
@@ -77,6 +77,9 @@
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"types": "./types/xworker.d.ts",
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"import": "./esm/xworker.js"
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},
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"./service-worker": {
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"import": "./esm/service-worker.js"
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},
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"./package.json": "./package.json"
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},
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"dependencies": {
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"to-json-callback": "^0.1.1"
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},
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"worker": {
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"blob": "sha256-iaE9TznK/Chitl2RyGnEcVbganaVJtMNGrTY6src9DA="
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"blob": "sha256-4cbYgQH1cfwMhG6Edre6Zo+y7y06Y7QKic9wfGdbArk="
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}
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}

‎rollup/build_xworker.cjs

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@@ -52,7 +52,7 @@ for (const file of readdirSync(DIST_DIR)) {
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`const re = ${/import\((['"])([^)]+?\.js)\1\)/}g;`,
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`const place = ${(_,q,f) => `import(${q}${new URL(f,url).href}${q})`};`,
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...coincident,
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`export default (...args) => new Worker(URL.createObjectURL(new Blob([${js}.replace(re,place)],{type:'application/javascript'})), ...args)`,
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`export default (...args) => new Worker(URL.createObjectURL(new Blob(['/*@*/'+${js}.replace(re,place)],{type:'application/javascript'})), ...args)`,
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'/* c8 ignore stop */',
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''
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].join("\n")

‎rollup/core.config.js

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@@ -8,12 +8,21 @@ import { createRequire } from "node:module";
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createRequire(import.meta.url)("./build_xworker.cjs");
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export default {
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input: "./esm/index.js",
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plugins: process.env.NO_MIN ? [nodeResolve()] : [nodeResolve(), terser()],
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output: {
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esModule: true,
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dir: "./dist",
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sourcemap: true,
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export default [
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{
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input: "./esm/index.js",
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plugins: process.env.NO_MIN ? [nodeResolve()] : [nodeResolve(), terser()],
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output: {
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esModule: true,
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dir: "./dist",
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sourcemap: true,
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},
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},
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};
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{
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input: "./esm/service-worker.js",
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plugins: process.env.NO_MIN ? [nodeResolve()] : [nodeResolve(), terser()],
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output: {
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file: "./dist/service-worker.js",
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},
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}
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];

‎test/no-sw.html renamed to ‎test/sw.html

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@@ -6,13 +6,14 @@
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<title>python</title>
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<link rel="stylesheet" href="style.css" />
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<script defer src="./counter.js"></script>
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<script type="module" src="../dist/service-worker.js"></script>
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<script type="module" src="../dist/index.js"></script>
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</head>
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<body>
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<script type="pyodide">
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import sys
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import js
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js.document.currentScript.target.textContent = sys.version
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<script type="pyodide" service-worker="./sw.js" worker>
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from polyscript import xworker
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window = xworker.window
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window.document.body.textContent = 'OK'
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</script>
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</body>
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</html>

‎test/sw.js

+1
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