inakiarroyo / promise-sos

Helpers for using promise.

Promise S.O.S

A typed library that provides utilities for working with promises.

Installation

npm i promise-sos

Usage

• promiseAllObject

  Helper function which receives an object with a promise in each property and returns a promise that resolves to an object with the same properties and the resolved values of the promises.

  import { promiseAllObject } from 'promise-sos';
  
  const promisesObject = {
    promiseA: Promise.resolve('resolved promiseA'),
    promiseB: Promise.resolve('resolved promiseB'),
    1: 'resolved',
    '1234-5678': 1234
  };
  
  const result = await promiseAllObject(promisesObject);
  
  console.log(result);
  
  // {
  //   'promiseA': 'resolved promiseA',
  //   'promiseB': 'resolved promiseB',
  //   1: 'resolved',
  //   '1234-5678': 1234
  // }

  import { promiseAllObject } from 'promise-sos';
  
  const promisesObject = {
    promiseA: Promise.reject(new Error('rejected promiseA')),
    promiseB: Promise.resolve('resolved promiseB')
  };
  
  try {
    const result = await promiseAllObject(promisesObject);
  } catch (error) {
    console.log(error);
  }

License

MIT