- an error handler node module
- a modular app of express, only do one thing: render error pages for main(parent) app.
npm install tailbone
var Tailbone = require('tailbone');
var express = require('express');
var tailbone = Tailbone.create();
var app = express();
app.get('/e', function (req, res, next) {
next(new Error('500 error found'));
});
tailbone.enable(app);
app.listen(3000);
pls see examples