running travis on osx & windows

.travis.yml

@@ -1,4 +1,6 @@
-sudo: false
+os:
+  - osx
+  - windows
 language: node_js
 node_js:
 - 8
@@ -17,3 +19,8 @@ deploy:
   on:
     repo: yahoo/protractor-retry
     branch: master
+before_install:
+  - echo $PATH; echo "before install"    
+before_script: 
+  - echo $PATH ;echo "before script"    
+  - which sauce-connect

lib/retry.js

@@ -14,7 +14,8 @@ var xml2js = require('xml2js');
 var argv = require('yargs').argv;
 var debug = require('debug')('ProtractorRetry');
 var unique = require('array-unique');
-var childProcess = require('child_process');
+// var childProcess = require('child_process');
+var crossSpawn = require('cross-spawn');
 var Q = require('q');
 var retry;
 
@@ -155,7 +156,8 @@ function spawn(command, args) {
     debug('Command', command, args);
     return function() {
         return Q.Promise(function(resolve) {
-            var child = childProcess.spawn(command, args);
+            // var child = childProcess.spawn(command, args);
+            var child = crossSpawn(command, args);
             child.stdout.pipe(process.stdout);
             child.stderr.pipe(process.stderr);
             child.on('close', (code) => {

package.json

@@ -36,6 +36,7 @@
     "yargs": "^15.4.1"
   },
   "devDependencies": {
+    "cross-spawn": "^7.0.0",
     "eslint": "^6.8.0",
     "eslint-config-eslint": "^6.0.0",
     "eslint-plugin-jsdoc": "^15.12.2",