Squirrel msbuild target

squirrel-msbuild.target

  <Target Name="AfterBuild" Condition=" '$(Configuration)' == 'Release'">
    <GetAssemblyIdentity AssemblyFiles="$(TargetPath)">
      <Output TaskParameter="Assemblies" ItemName="myAssemblyInfo" />
    </GetAssemblyIdentity>
    <ItemGroup>
      <!-- If your .NET version is <3.5 and you get build error, move this ItemGroup outside of Target -->
      <NuGetExe Include="..\packages\NuGet.CommandLine.*\tools\nuget.exe" />
      <SquirrelExe Include="..\packages\Squirrel.Windows.*\tools\squirrel.exe" />
    </ItemGroup>
    <PropertyGroup>
      <ReleaseDir>..\Releases\</ReleaseDir>
      <!-- Extra optional params for squirrel. can be empty -->
      <SquirrelParams>--no-msi</SquirrelParams>
      <SemVerNumber>$([System.Version]::Parse(%(myAssemblyInfo.Version)).ToString(3))</SemVerNumber>
    </PropertyGroup>
    <!-- Add some nice errors for the next person that comes along -->
    <Error Condition="!Exists(%(NuGetExe.FullPath))" Text="You are trying to use the NuGet.CommandLine package, but it is not installed. Please install NuGet.CommandLine from the Package Manager." />
    <Error Condition="!Exists(%(SquirrelExe.FullPath))" Text="You are trying to use the Squirrel.Windows package, but it is not installed. Please install Squirrel.Windows from the Package Manager." />
    <!-- Build nupkg into the project local bin\Release\ directory temporarily -->
    <Exec Command='"%(NuGetExe.FullPath)" pack $(TargetName).nuspec -Version $(SemVerNumber) -OutputDirectory $(OutDir) -BasePath $(OutDir)' />
    <!-- Squirrelify into the release dir (usually at solution level. Change the property above for a different location -->
    <Exec Command='"%(SquirrelExe.FullPath)" --releasify $(OutDir)MyApp.$(SemVerNumber).nupkg --releaseDir=$(ReleaseDir) $(SquirrelParams)' />
  </Target>