NodeJS Get text form file to browser

txt_redable_stream.coffee

http = require('http')
fs = require('fs')
readableStream = fs.createReadStream('file.txt')
data = ''

http.Server((res, req) -> 

  readableStream.on 'data', (chunk) ->
    data += chunk
    return

  readableStream.on 'end', ->
    
    req.end(data)
    return
  
).listen 3333