Add AppVeyor for Windows testing.

README.md

@@ -1,4 +1,4 @@
-# grunt-contrib-watch v1.0.0 [![Build Status: Linux](https://travis-ci.org/gruntjs/grunt-contrib-watch.svg?branch=master)](https://travis-ci.org/gruntjs/grunt-contrib-watch)
+# grunt-contrib-watch v1.0.0 [![Build Status: Linux](https://travis-ci.org/gruntjs/grunt-contrib-watch.svg?branch=master)](https://travis-ci.org/gruntjs/grunt-contrib-watch) [![Build Status: Windows](https://ci.appveyor.com/api/projects/status/olyu3uhcq59avm8v/branch/master?svg=true)](https://ci.appveyor.com/project/gruntjs/grunt-contrib-watch/branch/master)
 
 > Run predefined tasks whenever watched file patterns are added, changed or deleted
 
@@ -511,4 +511,4 @@ You'll have the `connect` web server on seperate port ex: port 9000 from your ma
 
 Task submitted by [Kyle Robinson Young](http://dontkry.com)
 
-*This file was generated on Sat Mar 12 2016 14:08:17.*
+*This file was generated on Thu Mar 17 2016 19:29:27.*

appveyor.yml

@@ -0,0 +1,44 @@
+# http://www.appveyor.com/docs/appveyor-yml
+
+clone_depth: 10
+
+version: "{build}"
+
+# What combinations to test
+environment:
+  matrix:
+    - nodejs_version: "0.10"
+      platform: x86
+    - nodejs_version: "0.12"
+      platform: x86
+    - nodejs_version: "4"
+      platform: x64
+    - nodejs_version: "4"
+      platform: x86
+    - nodejs_version: "5"
+      platform: x86
+
+install:
+  - ps: Install-Product node $env:nodejs_version $env:platform
+  - ps: >-
+      if ($env:nodejs_version -eq "0.10") {
+        npm -g install npm@3
+        $env:PATH="$env:APPDATA\npm;$env:PATH"
+      }
+  - npm install
+
+test_script:
+  # Output useful info for debugging
+  - node --version && npm --version
+  # We test multiple Windows shells because of prior stdout buffering issues
+  # filed against Grunt. https://github.com/joyent/node/issues/3584
+  - ps: "npm test # PowerShell" # Pass comment to PS for easier debugging
+  - cmd: npm test
+
+build: off
+
+matrix:
+  fast_finish: true
+
+cache:
+  - node_modules -> package.json

package.json

@@ -37,5 +37,6 @@
   ],
   "files": [
     "tasks"
-  ]
+  ],
+  "appveyor_id": "olyu3uhcq59avm8v"
 }