juggling-async.js

juggling-async.js

  var http = require('http')
  var bl = require('bl')
  var results = []
  var count = 0

  function printResults () {
    for (var i = 0; i < 3; i++)
      console.log(results[i])
  }

  function httpGet (index) {
    http.get(process.argv[2 + index], function (response) {
      response.pipe(bl(function (err, data) {
        if (err)
          return console.error(err)

        results[index] = data.toString()
        count++

        if (count == 3)
          printResults()
      }))
    })
  }

  for (var i = 0; i < 3; i++)
    httpGet(i)