rip out service worker emulation code

Author: velzie

packages/chrome/src/IsolatedFrame.tsx

@@ -57,7 +57,6 @@ const cfg = {
 		sync: "/scram/scramjet.sync.js",
 	},
 	flags: {
-		serviceworkers: false,
 		syncxhr: false,
 		strictRewrites: true,
 		rewriterLogs: false,

packages/chrome/src/main.tsx

@@ -27,11 +27,7 @@ const scramjetcfg: Partial<ScramjetInitConfig> = {
 		captureErrors: false,
 		interceptDownloads: true,
 	},
-	siteFlags: {
-		"https://worker-playground.glitch.me/.*": {
-			serviceworkers: true,
-		},
-	},
+	siteFlags: {},
 };
 
 export const scramjet = new ScramjetController(scramjetcfg);

packages/scramjet/src/client/dom/serviceworker.ts

@@ -4,18 +4,13 @@ import { loadCodecs, setConfig } from "@/shared/index";
 import { SCRAMJETCLIENT } from "@/symbols";
 import { ScramjetClient } from "@client/index";
 import { ScramjetContextEvent, UrlChangeEvent } from "@client/events";
-import { ScramjetServiceWorkerRuntime } from "@client/swruntime";
 import { ScramjetConfig } from "@/types";
 
 export const iswindow = "window" in globalThis && window instanceof Window;
 export const isworker = "WorkerGlobalScope" in globalThis;
 export const issw = "ServiceWorkerGlobalScope" in globalThis;
 export const isdedicated = "DedicatedWorkerGlobalScope" in globalThis;
 export const isshared = "SharedWorkerGlobalScope" in globalThis;
-export const isemulatedsw =
-	"location" in globalThis &&
-	new URL(globalThis.location.href).searchParams.get("dest") ===
-		"serviceworker";
 
 function createFrameId() {
 	return `${Array(8)
@@ -43,11 +38,6 @@ export function loadAndHook(config: ScramjetConfig) {
 
 		client.hook();
 
-		if (isemulatedsw) {
-			const runtime = new ScramjetServiceWorkerRuntime(client);
-			runtime.hook();
-		}
-
 		const contextev = new ScramjetContextEvent(client.global.window, client);
 		client.frame?.dispatchEvent(contextev);
 		const urlchangeev = new UrlChangeEvent(client.url.href);

packages/scramjet/src/client/entry.ts

@@ -3,6 +3,5 @@ export * from "./entry";
 export * from "./events";
 export * from "./helpers";
 export * from "./location";
-export * from "./swruntime";
 export * from "./index";
 export * from "./location";

packages/scramjet/src/client/index.ts

@@ -1,7 +1,7 @@
 // delete all chrome specific apis, or apis that are not supported by any browser other than chrome
 // these are not worth emulating and typically cause issues
 
-import { isemulatedsw, iswindow } from "@client/entry";
+import { iswindow } from "@client/entry";
 import { ScramjetClient } from "@client/index";
 
 // type self as any here, most of these are not defined in the types
@@ -17,6 +17,8 @@ export default function (client: ScramjetClient, self: any) {
 		}
 	};
 
+	Reflect.deleteProperty(Navigator.prototype, "serviceWorker");
+
 	// obviously
 	// del("chrome");
 
@@ -29,10 +31,6 @@ export default function (client: ScramjetClient, self: any) {
 	if (iswindow) {
 		del("ServiceWorkerRegistration.prototype.sync");
 	}
-	if (isemulatedsw) {
-		del("SyncManager");
-		del("SyncEvent");
-	}
 
 	// trustedtypes
 	del("TrustedHTML");

packages/scramjet/src/client/shared/chrome.ts

@@ -1,4 +1,3 @@
-import { isemulatedsw } from "@client/entry";
 import { rewriteUrl, unrewriteUrl } from "@rewriters/url";
 import { ScramjetClient } from "@client/index";
 
@@ -7,8 +6,6 @@ export default function (client: ScramjetClient) {
 		apply(ctx) {
 			if (typeof ctx.args[0] === "string" || ctx.args[0] instanceof URL) {
 				ctx.args[0] = rewriteUrl(ctx.args[0], client.meta);
-
-				if (isemulatedsw) ctx.args[0] += "?from=swruntime";
 			}
 		},
 	});
@@ -17,8 +14,6 @@ export default function (client: ScramjetClient) {
 		construct(ctx) {
 			if (typeof ctx.args[0] === "string" || ctx.args[0] instanceof URL) {
 				ctx.args[0] = rewriteUrl(ctx.args[0], client.meta);
-
-				if (isemulatedsw) ctx.args[0] += "?from=swruntime";
 			}
 		},
 	});

packages/scramjet/src/client/shared/requests/fetch.ts

@@ -45,7 +45,6 @@ export class ScramjetController extends EventTarget {
 				sync: "/scramjet.sync.js",
 			},
 			flags: {
-				serviceworkers: false,
 				syncxhr: false,
 				strictRewrites: true,
 				rewriterLogs: false,