for Andrey async test

child.ts

const delay = (ms: number) => {
  return new Promise( resolve => setTimeout(resolve, ms) );
}

const someAsync = async() => {
  await delay(5000)
  if (Math.random() < 0.5) {
    throw Error("ppc")
  }
}

console.log("before async");

(async () => {
  
  try {
    console.log("begin async")
    await someAsync();
    console.log("end async")
  } catch {
    process.exit(123)
  }
})();

console.log("after async")

package.json

{
  "dependencies": {
    "ts-node": "^10.9.2"
  }
}

parent.ts

import cp from 'node:child_process'

console.log("started")

const resp = cp.spawnSync("node", ["-r", "ts-node/register", "child.ts"])

console.log("finished with status", resp.status)
console.log(`output:\n--------\n${resp.stdout.toString('utf8')}\n--------\n`)

run.sh

node -r ts-node/register parent.ts