/* jshint node: true */

var RSVP  = require('rsvp');
var spawn = require('child_process').spawn;

function run(command, args, opts) {
  return new RSVP.Promise(function(resolve, reject) {
    var p = spawn(command, args, opts || {});
    var stderr = '';
    var stdout = '';
    p.stdout.on('data', function(output) {
      stdout += output;
    });
    p.stderr.on('data', function(output) {
      stderr += output;
    });
    p.on('close', function(code){
      if (code !== 0) {
        var err = new Error(command + " " + args.join(" ") + " exited with nonzero status");
        err.stderr = stderr;
        err.stdout = stdout;
        reject(err);
      } else {
        resolve({ stdout: stdout, stderr: stderr });
      }
    });
  });
}

module.exports = run;

/* jshint node: true */

var Promise   = require('ember-cli/lib/ext/promise');
var spawn = require('child_process').spawn;

function run(command, args, opts) {
  return new Promise(function(resolve, reject) {
    var p = spawn(command, args, opts || {});
    var stderr = '';
    var stdout = '';
    p.stdout.on('data', function(output) {
      stdout += output;
    });
    p.stderr.on('data', function(output) {
      stderr += output;
    });
    p.on('close', function(code){
      if (code !== 0) {
        var err = new Error(command + " " + args.join(" ") + " exited with nonzero status");
        err.stderr = stderr;
        err.stdout = stdout;
        reject(err);
      } else {
        resolve({ stdout: stdout, stderr: stderr });
      }
    });
  });
}

module.exports = run;

--- 
+++ 
@@ -1,10 +1,10 @@
 /* jshint node: true */
 
-var Promise   = require('ember-cli/lib/ext/promise');
+var RSVP  = require('rsvp');
 var spawn = require('child_process').spawn;
 
 function run(command, args, opts) {
-  return new Promise(function(resolve, reject) {
+  return new RSVP.Promise(function(resolve, reject) {
     var p = spawn(command, args, opts || {});
     var stderr = '';
     var stdout = '';
Use RSVP instead of ember-cli/ext/promise
