src/vs/platform/extensions/node/extensionHostStarterWorkerMain.ts/loadCode
	const loadCode = function (moduleId: string) {
		loader([moduleId], function (ws: any) {
			setTimeout(() => {

				const messageHandler = ws.create((msg: any, transfer?: ArrayBuffer[]) => {
					parentPort.postMessage(msg, transfer);
				}, null);
				parentPort.off('message', initialMessageHandler);
				parentPort.on('message', (data: any) => {
					messageHandler.onmessage(data);
				});
				while (beforeReadyMessages.length > 0) {
					const msg = beforeReadyMessages.shift()!;
					messageHandler.onmessage(msg);
				}

			});
		}, (err: any) => console.error(err));
	};