Express-load-router NPM

express-load-router

Load routers from specific folders for Express.js

Install

npm i express-load-router -S

Usage

const path = require('path');
const express = require('express');
const loadRouter = require('express-load-router');

const app = express();

// Use `path.join(__dirname, 'path/to/folder')` here
loadRouter(app, path.join(__dirname, 'controllers'));

Options

loadRouter(app, path.join(__dirname, 'controllers'), options);

option	type	default
`excludeRules`	Array	`[]`
`rewriteRules`	Map	`new Map()`

`Controller` declaration

There are three kinds of Controller for this package:

Plain function

exports.api = (req, res) => {
  res.send('API');
};

Object

Property	Type	Required	Default	Note
method	String	No	`GET`	one of 'GET', 'POST', 'PUT', 'DELETE'
params	Array	No	`[]`
middlewares	Array	No	`[]`	Array of middlewares, see below
handler	Function	Yes	--

e.g.

exports.api = {
  method: 'GET',
  params: [':id'],
  handler(req, res) {
    res.send('API');
  }
};

Middlewares support

This package also support middlewares in controller.

e.g.

exports.api = {
  method: 'GET',
  params: [':id'],
  middlewares: [
    function (req, res, next) {
      console.log('Middleware 1');
      next();
    },
    function (req, res, next) {
      console.log('Middleware 2');
      next();
    },
  ],
  handler(req, res) {
    return res.send(`product detail ${req.params.id}`);
  },
};