Run a static server from any directory.

static-server.coffee

http    = require 'http'
url     = require 'url'
path    = require 'path'
fs      = require 'fs'
port    = process.argv[2] or 8888
headers = 
  'Content-Type': 'text/plain'

http.createServer( (request, response) ->
  uri       = url.parse(request.url).pathname
  filename  = path.join process.cwd(), uri

  fs.exists filename, (exists) ->
    unless exists
      response.writeHead 404, headers
      response.write '404 Not Found\n'
      response.end()
    else 
      filename += '/index.html'  if fs.statSync(filename).isDirectory()
      fs.readFile filename, 'binary', (err, file) ->
        if err?
          response.writeHead 500, headers
          response.write err + '\n'
        else
          response.writeHead 200
          response.write file, 'binary'
        response.end()

).listen parseInt(port, 10)
console.log 'Static file server running at\n  
  => http://0.0.0.0:' + port + '/\nCTRL + C to shutdown'