four-words.coffee

   1 fs = require 'fs'
   2 async = require 'async'
   3 crypto = require 'crypto'
   4
   5 async.parallel [
   6                 (callback) -> crypto.randomBytes 12, callback
   7                 (callback) -> fs.readFile 'chosen-few.txt', 'utf8', callback
   8         ], (err, [rnd, data]) ->
   9                 if err
  10                         throw err
  11
  12                 words = []
  13                 for word in data.split(/\n/)
  14                         words.push word
  15
  16                 password = []
  17                 for i in [0..3]
  18                         random = rnd[i] << 16 | rnd[i+1] << 8 | rnd[i+2]
  19                         console.log rnd[i], rnd[i+1], rnd[i+2], random
  20                         password.push words[random % words.length]
  21                 console.log password.join ' '