Add build with Windows support on AppVeyor

appveyor.yml

@@ -0,0 +1,91 @@
+# Build worker image (VM template)
+image: Visual Studio 2017
+
+# Build platform, i.e. x86, x64, Any CPU.
+platform:
+  - Any CPU
+
+# Set `git clone` directory
+clone_folder: 'C:\Tridactyl'
+
+# Environment variables
+environment:
+  PYINSTALLER: 0
+
+init:
+  # Extend %PATH%
+  - ps: $env:PATH = "C:\Program Files\Git\mingw64\bin;$env:PATH"
+  # - ps: $env:PATH = "C:\msys64\bin;$env:PATH"
+
+  # Verify %PATH%
+  - ps: Write-Host "[+] Current PATH contains ..."
+  - ps: Write-Host $env:PATH.Replace(";", "`r`n")
+
+  # Verify Bash
+  - ps: Write-Host "[+] Location of Bash ..."
+  - ps: Get-Command -Name 'bash'
+
+  # Verify NPM
+  - ps: Write-Host "[+] Location of NPM ..."
+  - ps: Get-Command -Name 'npm'
+
+  # Verify software versions
+  - ps: Write-Host "[+] Verifying software verisons ..."
+  - sh --version
+  - bash --version
+  - node --version
+  - npm --version
+
+  # Python version here will be 2.7, which is needed to keep NPM's
+  # 'bunyan' > 'dtrace-provider' modules happy. 'Dtrace-provider'
+  # needs Python 'gyp' module, which is only available for Python 2.
+  # We will prepend Python 3.6 to $PATH, under 'build_script'.
+  - python --version
+
+install:
+  # If there is a newer build queued for the same PR, cancel this
+  # one.  The AppVeyor 'rollout builds' option is supposed to serve
+  # the same purpose but it is problematic because it tends to
+  # cancel builds pushed directly to master instead of just PR
+  # builds (or the converse).  credits: JuliaLang developers.
+  - ps: if ($env:APPVEYOR_PULL_REQUEST_NUMBER -and $env:APPVEYOR_BUILD_NUMBER -ne ((Invoke-RestMethod `
+        https://ci.appveyor.com/api/projects/$env:APPVEYOR_ACCOUNT_NAME/$env:APPVEYOR_PROJECT_SLUG/history?recordsNumber=50).builds | `
+        Where-Object pullRequestId -eq $env:APPVEYOR_PULL_REQUEST_NUMBER)[0].buildNumber) { `
+          throw "There are newer queued builds for this pull request, failing early." }
+
+  # Change to build directory
+  - ps: Set-Location -Path $env:APPVEYOR_BUILD_FOLDER
+
+  # Verify CWD
+  - ps: Write-Host "[+] Current PWD is ..."
+  - ps: Get-Location
+  - bash -e -l -c "cd $APPVEYOR_BUILD_FOLDER && ls -alh"
+
+  # Install Python modules
+  - ps: python -m pip install --upgrade pip
+  # - ps: python -m pip install --upgrade packager
+  - ps: python -m pip install --upgrade pyinstaller
+
+  # Install NPM modules
+  # - bash -e -l -c "cd /C/Tridactyl && npm install -g windows-build-tools"
+  - bash -e -l -c "cd $APPVEYOR_BUILD_FOLDER && npm -g install marked"
+  - bash -e -l -c "cd $APPVEYOR_BUILD_FOLDER && npm -g install typedoc"
+  - bash -e -l -c "cd $APPVEYOR_BUILD_FOLDER && npm -g install nearley"
+  - bash -e -l -c "cd $APPVEYOR_BUILD_FOLDER && npm install"
+
+build_script:
+  # Add Python3 to %PATH%
+  - ps: $env:PATH = "C:\Python36-x64\Scripts;$env:PATH"
+  - ps: $env:PATH = "C:\Python36-x64;$env:PATH"
+  - ps: Copy-Item -Path "C:\Python36-x64\Python.exe" -Destination "C:\Python36-x64\Python3.exe"
+
+  # Change to build directory and verify CWD
+  - ps: Set-Location -Path $env:APPVEYOR_BUILD_FOLDER
+  - ps: Write-Host "[+] Current PWD is ..."
+  - ps: Get-Location
+
+  # Start build
+  - bash -e -l -c "echo $PATH"
+  - bash -e -l -c "cd $APPVEYOR_BUILD_FOLDER && ls -alh"
+  - bash -e -l -c "cd $APPVEYOR_BUILD_FOLDER && PYINSTALLER=1 sh -x scripts/build.sh"
+