next-yak/dist/isolated-source-eval/worker.js

next-yak is a CSS-in-JS solution tailored for Next.js that seamlessly combines the expressive power of styled-components syntax with efficient build-time extraction of CSS using Next.js's built-in CSS configuration

import { register } from "node:module";
import { MessageChannel, parentPort, workerData } from "node:worker_threads";
import { pathToFileURL } from "node:url";
//#region isolated-source-eval/worker.ts
if (!parentPort) throw new Error("This file must be run as a worker thread");
const loaderDataUrl = workerData.loaderDataUrl;
const { port1, port2 } = new MessageChannel();
register(loaderDataUrl, {
	parentURL: import.meta.url,
	data: { port: port2 },
	transferList: [port2]
});
function requestDeps() {
	return new Promise((resolve) => {
		port1.once("message", (deps) => {
			resolve(deps);
		});
		port1.postMessage("getDeps");
	});
}
parentPort.on("message", async (msg) => {
	if (msg.type !== "evaluate") return;
	try {
		const ns = await import(pathToFileURL(msg.absolutePath).href);
		const deps = await requestDeps();
		if (!deps.includes(msg.absolutePath)) deps.unshift(msg.absolutePath);
		const value = {};
		for (const key of Object.keys(ns)) value[key] = ns[key];
		parentPort.postMessage({
			type: "result",
			id: msg.id,
			ok: true,
			value,
			dependencies: deps
		});
	} catch (err) {
		const error = err instanceof Error ? {
			message: err.message,
			stack: err.stack ?? ""
		} : {
			message: String(err),
			stack: ""
		};
		const deps = await requestDeps();
		if (!deps.includes(msg.absolutePath)) deps.unshift(msg.absolutePath);
		parentPort.postMessage({
			type: "result",
			id: msg.id,
			ok: false,
			error,
			dependencies: deps
		});
	}
});
parentPort.postMessage({ type: "ready" });
//#endregion
export {};

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