Move client-side extension code out of patch

src/browser/worker.ts

@@ -0,0 +1,57 @@
+import { URI } from "vs/base/common/uri";
+import { IExtensionDescription } from "vs/platform/extensions/common/extensions";
+import { ILogService } from "vs/platform/log/common/log";
+import { Client } from "vs/server/node_modules/@coder/node-browser/out/client/client";
+import { fromTar } from "vs/server/node_modules/@coder/requirefs/out/requirefs";
+import { ExtensionActivationTimesBuilder } from "vs/workbench/api/common/extHostExtensionActivator";
+import { IExtHostNodeProxy } from "./extHostNodeProxy";
+
+export const loadCommonJSModule = async <T>(
+	module: IExtensionDescription,
+	activationTimesBuilder: ExtensionActivationTimesBuilder,
+	nodeProxy: IExtHostNodeProxy,
+	logService: ILogService,
+	vscode: any,
+): Promise<T> => {
+	const fetchUri = URI.from({
+		scheme: self.location.protocol.replace(":", ""),
+		authority: self.location.host,
+		path: `${self.location.pathname.replace(/\/static.*\/out\/vs\/workbench\/services\/extensions\/worker\/extensionHostWorkerMain.js$/, "")}/tar`,
+		query: `path=${encodeURIComponent(module.extensionLocation.path)}`,
+	});
+	const response = await fetch(fetchUri.toString(true));
+	if (response.status !== 200) {
+		throw new Error(`Failed to download extension "${module.extensionLocation.path}"`);
+	}
+	const client = new Client(nodeProxy, { logger: logService });
+	const init = await client.handshake();
+	const buffer = new Uint8Array(await response.arrayBuffer());
+	const rfs = fromTar(buffer);
+	(<any>self).global = self;
+	rfs.provide("vscode", vscode);
+	Object.keys(client.modules).forEach((key) => {
+		const mod = (client.modules as any)[key];
+		if (key === "process") {
+			(<any>self).process = mod;
+			(<any>self).process.env = init.env;
+			return;
+		}
+
+		rfs.provide(key, mod);
+		switch (key) {
+			case "buffer":
+				(<any>self).Buffer = mod.Buffer;
+				break;
+			case "timers":
+				(<any>self).setImmediate = mod.setImmediate;
+				break;
+		}
+	});
+
+	try {
+		activationTimesBuilder.codeLoadingStart();
+		return rfs.require(".");
+	} finally {
+		activationTimesBuilder.codeLoadingStop();
+	}
+};