@napolab/worker_thread

rollup + esbuild 環境で worker を使うためのライブラリ

Install

``bash
npm i @napolab/worker_thread
`

Usage

rollup.config.mjs

`js
import { worker } from "@napolab/worker_thread/rollup-plugin";
import { defineConfig } from "rollup";
import esbuild from "rollup-plugin-esbuild";
import { externals } from "rollup-plugin-node-externals";

const out = "dist";

export const config = defineConfig({
input: {
index: "src/index.ts",
},
output: [
{
format: "esm",
entryFileNames: "[name].mjs",
dir: out,
sourcemap: true,
},
{
format: "cjs",
entryFileNames: "[name].cjs",
dir: out,
sourcemap: true,
},
],
plugins: [externals(), esbuild(), worker()],
});

export default [config];
`

src/index.ts

`ts
import { execute } from "@napolab/worker_thread";

import path from "./test.worker";

export const main = async () => {
const worker = execute(path)("Hello, world!");

worker.on("message", (message) => {
console.log(message);
});
};

void main();
`

src/test.worker.ts

`ts
import { parentPort } from "node:worker_threads";

import { create } from "@naporin0624/worker";

export default create((workerData) => {
parentPort?.postMessage({ welcome: workerData });
});
``