Merge pull request #309 from vweevers/appveyor

CI with prebuilds for Windows

README.md

@@ -6,6 +6,7 @@ LevelDOWN
 **A Low-level Node.js LevelDB binding**
 
 [![Build Status](https://secure.travis-ci.org/Level/leveldown.png)](http://travis-ci.org/Level/leveldown)
+[![AppVeyor build status](https://img.shields.io/appveyor/ci/Level/leveldown.svg)](https://ci.appveyor.com/project/Level/leveldown)
 [![dependencies](https://david-dm.org/Level/leveldown.svg)](https://david-dm.org/level/leveldown)
 
 [![NPM](https://nodei.co/npm/leveldown.png?stars&downloads&downloadRank)](https://nodei.co/npm/leveldown/) [![NPM](https://nodei.co/npm-dl/leveldown.png?months=6&height=3)](https://nodei.co/npm/leveldown/)

appveyor.yml

@@ -0,0 +1,30 @@
+version: "{build}"
+build: off
+shallow_clone: true
+skip_tags: true
+
+environment:
+  matrix:
+    - nodejs_version: "0.12"
+    - nodejs_version: "4"
+    - nodejs_version: "5"
+    - nodejs_version: "6"
+    - nodejs_version: "7"
+
+platform:
+  - x86
+  - x64
+
+install:
+  - ps: Install-Product node $env:nodejs_version $env:platform
+  - npm -g i npm@latest
+  - set PATH=%APPDATA%\npm;%APPVEYOR_BUILD_FOLDER%\node_modules\.bin;%PATH%
+  - npm i --ignore-scripts
+  - for /f %%i in ('node -v') do set exact_nodejs_version=%%i
+  - prebuild -b %exact_nodejs_version% --strip
+
+test_script:
+  - npm test
+
+on_success:
+  - for %%i in (prebuilds\*) do appveyor PushArtifact %%i