import { spawn } from "node:child_process"; import process from "node:process"; if (process.argv[2] === "child") { process.send("hahah"); } else { const proc = spawn(process.execPath, ["./main.mjs", "child"], { stdio: ["ipc", "inherit", "inherit"], }); proc.on("message", function (msg) { console.log(`msg: ${msg}`); proc.kill(); Deno.exit(0); }); }