@react-native-firebase/auth/lib/getMultiFactorResolver.js

React Native Firebase - The authentication module provides an easy-to-use API to integrate an authentication workflow into new and existing applications. React Native Firebase provides access to all Firebase authentication methods and identity providers.

import MultiFactorResolver from './MultiFactorResolver.js';

/**
 * Create a new resolver based on an auth instance and error
 * object.
 *
 * Returns null if no resolver object can be found on the error.
 */
export function getMultiFactorResolver(auth, error) {
  if (
    error.hasOwnProperty('userInfo') &&
    error.userInfo.hasOwnProperty('resolver') &&
    error.userInfo.resolver
  ) {
    return new MultiFactorResolver(auth, error.userInfo.resolver);
  }

  return null;
}