0-debugger-start.out

/tmp > node debug node-debugger-example.js 
< debugger listening on port 5858
connecting... ok

1-debugger-basics.out

debug> help
Commands: run (r), cont (c), next (n), step (s), out (o), backtrace (bt), setBreakpoint (sb), clearBreakpoint (cb),
watch, unwatch, watchers, repl, restart, kill, list, scripts, breakpoints, version
debug> list()
  1 var http = require('http');
  2 
  3 http.createServer(function(req, res) {
  4   if (req.url === '/') {
  5     // Index page
debug> next
break in node-debugger-example.js:3
  1 var http = require('http');
  2 
  3 http.createServer(function(req, res) {
  4   if (req.url === '/') {
  5     // Index page
debug> list(10)
  1 var http = require('http');
  2 
  3 http.createServer(function(req, res) {
  4   if (req.url === '/') {
  5     // Index page
  6     res.end('hello world');
  7   } else {
  8     // Favicon and everything else
  9     res.writeHead(400);
 10     res.end('not found');
 11   }
 12 }).listen(8080);
 13 });

2-debugger-breakpoints.out

debug> setBreakpoint('node-debugger-example', 6)
  1 var http = require('http');
  2 
  3 http.createServer(function(req, res) {
  4   if (req.url === '/') {
  5     // Index page
* 6     res.end('hello world');
  7   } else {
  8     // Favicon and everything else
debug> cont
break in node-debugger-example.js:6
  4   if (req.url === '/') {
  5     // Index page
* 6     res.end('hello world');
  7   } else {
  8     // Favicon and everything else

3-debugger-repl.out

debug> repl
Press Ctrl + C to leave debug repl
> res.<TAB>
res.__defineGetter__             res.__defineSetter__             res.__lookupGetter__             res.__lookupSetter__             res.constructor                  res.hasOwnProperty
res.isPrototypeOf                res.propertyIsEnumerable         res.toLocaleString               res.toString                     res.valueOf                      

res._events                      res._hasBody                     res._last                        res._trailer                     res.chunkedEncoding              res.connection
res.finished                     res.output                       res.outputEncodings              res.shouldKeepAlive              res.socket                       res.useChunkedEncodingByDefault
res.writable                     

> res.end('hahahaha')
true
>
debug> cont
break in node-debugger-example.js:6
  4   if (req.url === '/') {
  5     // Index page
* 6     res.end('hello world');
  7   } else {
  8     // Favicon and everything else

4-debugger-watchers.out

debug> watch('req.url')
debug> watchers
  0: req.url = "/"
debug> n
break in node-debugger-example.js:12
Watchers:
  0: req.url = "/"

 10     res.end('not found');
 11   }
 12 }).listen(8080);
 13 });
debug> unwatch('req.url')