error-status-helper

error-status-helper

Extends express response middleware with status codes helper methods.

Installation

$ npm install error-status-helper

Example

javascript

• simple example

var express = require('express');
var errorStatus = require('error-status-helper');
errorStatus(express);

var app = express();

// catch 404 and forward to error handler
app.use(statusHelper.notFoundMiddleware);


// error handler
app.use(statusHelper.errorMiddleware);

Using sendData packaging return values only available in express

    register: (req, res, next) => {
        const body = req.body;
        return new promise((resolve, reject) => {
            if (body.user && body.password && body.phone) {
                return resolve(body);
            }
            else {
                return reject(errorStatus.Parameter_Error);
            }
        }).then(data => {
            return userInfoModule.register(body);
        }).then(data => {
            res.sendData(data);
        }).catch(err => {
            next(err, req, res);
        });
    }