Additional node.js fs methods: fs.walk(dir,callback) and fs.walkSync(dir)

fs.walk.coffee

fs = require("fs")

fs.walk = (dir, done) ->

  results = []

  fs.readdir dir, (err, list) ->
    done(err)  if err
    pending = list.length
    done(null, results)  unless pending

    list.forEach (file) ->
      file = dir + "/" + file

      fs.stat file, (err, stat) ->
        if stat and stat.isDirectory()

          fs.walk file, (err, res) ->
            results = results.concat(res)
            done null, results  unless --pending
        else
          results.push file
          done null, results  unless --pending

fs.walkSync = (dir) ->
  results = []
  files = fs.readdirSync dir
  
  for file in files
    file = dir + "/" + file

    if fs.statSync(file).isDirectory()
      res = fs.walkSync file
      results = results.concat(res)
    else
      results.push file
  results