express-response-sender

Express middleware which allow you send unified responses from one place

Instalation

npm i -S express-response-sender

Usage

user.router.ts

import { Router } from 'express'
import responseHandler from 'express-response-sender'

import { getAllUsers } from 'user.request-handler'

const router = Router()

router.get('/', getAllUsers)

router.use(responseHandler())

we use res.locals to pass data between middlewares user.request-handler.ts

import { Request, Response, NextFunction } from 'express'

export const getAllUsers = async function(req: Request, res: Response, next: NextFunction): Promise<void> {
  const users = userService.getAll()
 
  res.locals.status = 200 // optionl if result is provided
  res.locals.result = users

  return next()
}

API

responseHandler(options?)

options Type: object

statusKey Type: string Default:status The field in res.locals used to store HTTP stausCode

resultKey Type: string Default:result The field in res.locals used to store data which will be send to client

formatter Type: function Default: Optional formatter to modify your response object