SASS middleware

gistfile1.js

var express = require('express')
  , sass = require('node-sass')
  , http = require('http')
  , path = require('path');

var app = express();

app.configure(function(){
  app.set('port', process.env.PORT || 3000);
  app.set('views', __dirname + '/views');
  app.set('view engine', 'ejs');
  app.use(sass.middleware({
     src:   __dirname + '/public/sass/',
     dest:  __dirname + '/public',
     debug: true
  }));
  app.use(express.favicon());
  app.use(express.logger('dev'));
  app.use(express.bodyParser());
  app.use(express.methodOverride());
  app.use(express.cookieParser('your secret here'));
  app.use(express.session());
  app.use(app.router);
  app.use(express.static(path.join(__dirname, 'public')));
});

app.configure('development', function(){
  app.use(express.errorHandler());
});

http.createServer(app).listen(app.get('port'), function(){
  console.log("Express server listening on port " + app.get('port'));
});

gistfile2.txt

Debugging output shown when SCSS file has changed:

GET /stylesheets/app.css 200 4ms - 46
  source : /Users/robert/tmp/playground/sass/public/sass/stylesheets/app.scss
  dest : /Users/robert/tmp/playground/sass/public/stylesheets/app.css
  modified : /Users/robert/tmp/playground/sass/public/stylesheets/app.css
  read : /Users/robert/tmp/playground/sass/public/stylesheets/app.css
  render : /Users/robert/tmp/playground/sass/public/sass/stylesheets/app.scss

Root directory: /Users/robert/tmp/playground/sass

gistfile3.txt

Directory structure:

./app.js
./public/sass/stylesheets/app.scss
./public/stylesheets/app.css