simple async generators

async-gen.js

async function* handle() {
  let i = 0;
  while (true) {
    yield i++;
  }
}

const sleep = () => new Promise(r => setTimeout(() => r(undefined), 1000));

async function main() {
  const results = handle();
  // Imagine this with WebSockets
  for await (const h of results) {
    console.log({ h });
    await sleep();
  }
}

main();