serve static pages up as if it's on server

pgup.coffee

#!/usr/bin/coffee 

fs = require 'fs'
http = require 'http'
mime = require 'mime'
path = require 'path'

here = process.env.PWD
index = process.argv[2]

port =
  if process.argv[3]? then Number process.argv[3]
  else 8001

http.createServer (req, res) ->
  aim = req.url
  if aim is '/' then aim = index
  aim = path.join here, aim
  console.log aim
  if (path.existsSync aim)
    fs.readFile aim, (err, file) ->
      throw err if err?
      res.writeHead 200, 'Content-Type': (mime.lookup aim)
      res.end file
  else res.end ''
.listen port

console.log 'listen port:', port