jobs.js

const timeout = (ms) => new Promise(resolve => setTimeout(resolve, ms))

function getJob(ms, id) {
  return async function () {
    return job(ms, id)
  }
}

async function job(ms, id) {
  await timeout(ms)

  if (Math.random() > 0.5) {
    throw new Error(`Error ${id}`)
  }

  console.log(`Done ${id}`);
}
async function main() {
  const tasks = [getJob(1000, 'a'), getJob(2000, 'b'), getJob(1000, 'c')];
  for (let task of tasks) {
    try {
      await task()
    } catch (e) {
      console.log(e)
    }
  }
  console.log('Hey')
}

main()