Promise Chain base on Axios which merge promises into on single response

promise-chain.ts

/*
*   Promise chain
*   author: Aurélien Dupays Dexemple
*/

import { AxiosStatic, AxiosPromise, AxiosResponse } from 'axios';

export const PromiseChain = (axios: AxiosStatic, promises: AxiosPromise[]): Promise<AxiosResponse<any>> => (
    axios.all(promises).then((responses: AxiosResponse[]): AxiosResponse<any> => (
        responses.reduce(( finalResponse: AxiosResponse, { data, ...rest }: AxiosResponse) => ({ 
            ...rest,
            data: { ...data, ...finalResponse.data }
        }))
    )
))