Adding appveyor CI

.travis.yml

@@ -3,5 +3,3 @@ sudo: true
 cache: packages
 apt_packages:
   - libudunits2-dev
-r_github_packages:
-  - edzer/units

DESCRIPTION

@@ -31,6 +31,8 @@ Suggests:
     knitr,
     rmarkdown,
     devtools
+Remotes: 
+    edzer/units
 VignetteBuilder: knitr
 Collate:
     'RcppExports.R'

README.md

@@ -2,6 +2,7 @@
 *Accelerating ggplot2*
 
 [![Travis-CI Build Status](https://travis-ci.org/thomasp85/ggforce.svg?branch=master)](https://travis-ci.org/thomasp85/ggforce)
+[![AppVeyor Build Status](https://ci.appveyor.com/api/projects/status/github/thomasp85/ggforce?branch=master&svg=true)](https://ci.appveyor.com/project/thomasp85/ggforce)
 
 ### About
 ggforce is a package aimed at providing missing functionality to ggplot2 through

appveyor.yml

@@ -0,0 +1,42 @@
+# DO NOT CHANGE the "init" and "install" sections below
+
+# Download script file from GitHub
+init:
+  ps: |
+        $ErrorActionPreference = "Stop"
+        Invoke-WebRequest http://raw.github.com/krlmlr/r-appveyor/master/scripts/appveyor-tool.ps1 -OutFile "..\appveyor-tool.ps1"
+        Import-Module '..\appveyor-tool.ps1'
+
+install:
+  ps: Bootstrap
+
+# Adapt as necessary starting from here
+
+build_script:
+  - travis-tool.sh install_deps
+
+test_script:
+  - travis-tool.sh run_tests
+
+on_failure:
+  - 7z a failure.zip *.Rcheck\*
+  - appveyor PushArtifact failure.zip
+
+artifacts:
+  - path: '*.Rcheck\**\*.log'
+    name: Logs
+
+  - path: '*.Rcheck\**\*.out'
+    name: Logs
+
+  - path: '*.Rcheck\**\*.fail'
+    name: Logs
+
+  - path: '*.Rcheck\**\*.Rout'
+    name: Logs
+
+  - path: '\*_*.tar.gz'
+    name: Bits
+
+  - path: '\*_*.zip'
+    name: Bits