feat: support mapEffect

[ppeeou]

Suggestion

⭐ Suggestion

alias map

A function to use as a convention for expressing map that produces an effect.

💻 Use Cases

as-is

await fx(payments)
  .toAsync()
  .reject(p => orders.some(order => order.id === p.store_order_id)) 
  .forEach(async p => {
    const { message } = await PayApi.cancelPayment(p.pay_id);
    console.log(message);
  });

to-be

await fx(payments)
  .toAsync()
  .reject(p => orders.some(order => order.id === p.store_order_id)) 
  .mapEffect(p => PayApi.cancelPayment(p.pay_id)) 
  .forEach(res => console.log(res.message));