gen-02.ts

import {get} from "https"
import {once} from "events";

export async function stream(url) {
  const [inbound] = await once(get(url), 'response');
  const completed = once(inbound, 'end');

  async function* request() {
    const [line] = await Promise.race([
      once(inbound, 'data'),
      completed,
    ]);

    if (!line) {
      return {done: true}
    }

    yield line;
    yield* request();
  }

  return request();
}