code: async function deleteItems(items, session) {
    // create our iterator which should return a `Promise`
    const asyncIterable = {
      [Symbol.asyncIterator]: () => ({
        // every time we ask for a new item
        next: function() {
          // remove the next item from the array
          const item = items.pop();
  
          // we are done if there is no item
          if (!item) {
            return Promise.resolve({ done: true });
          }
  
          // prompt to delete this item.
          return deleteItem(item, session);
        }
      })
    };
  
    // lets get our `next` function so we can itterate over it
    const { next } = asyncIterable[Symbol.asyncIterator]();
  
    for (
      let { done, deleted, item } = await next(); // start condition, call next and wait for the `Promise` to resolve, results are destructed.
      !done; // end condition,
      { done, deleted, item } = await next() // action on every loop, sets up the next round of checks
    ) {
      if (deleted) {
        console.log(chalk.green(`${item.title} deleted successfuly\n`));
      } else {
        console.log(chalk.gray(`${item.title} skipped\n`));
      }
    }
  
    // since this is inside an async function code execution is stopped at the loop
    // this will return an empty resolved `Promise` when the loop is done.
    return Promise.resolve();
  }
docs: this give a list of `items` and a `UserSession` this will ask us 1 at a time if we want to delte this item. This uses the new async iteration syntax with `Symbol.asyncIterator` to perform an async function in a loop