maui/eng/Versions.targets

<Project>
 <PropertyGroup>
    <NightlyTag>nightly</NightlyTag>
 </PropertyGroup>

  <PropertyGroup>
    <CoreCompileDependsOn>
      SetVersions;
      $(CoreCompileDependsOn);
    </CoreCompileDependsOn>
    <GenerateNuspecDependsOn>
      SetVersions;
      $(GenerateNuspecDependsOn);
    </GenerateNuspecDependsOn>
    <GetPackageVersionDependsOn>
      SetVersions;
      $(GetPackageVersionDependsOn);
    </GetPackageVersionDependsOn>
    <SetVersionsBefore>
      GetAssemblyVersion;
      $(SetVersionsBefore);
    </SetVersionsBefore>
    <SetVersionsDependsOn>
      $(SetVersionsDependsOn);
    </SetVersionsDependsOn>
  </PropertyGroup>

  <Target Name="SetVersions"
          BeforeTargets="$(SetVersionsBefore)"
          DependsOnTargets="$(SetVersionsDependsOn)"
          Returns="$(Version)">

    <PropertyGroup>
      <PreReleaseVersionLabel Condition="$(CI) and '$(BUILD_REASON)' == 'Schedule'">$(NightlyTag)</PreReleaseVersionLabel>
    </PropertyGroup>

    <ItemGroup>

      <VersionMetadata Condition="$(CI) and '$(BUILD_REASON)' == 'PullRequest'"
                       Include="pr.$(SYSTEM_PULLREQUEST_PULLREQUESTNUMBER)"/>

      <VersionMetadata Condition="'$(SourceLinkId)' != ''"  Include="sha.$(SourceLinkId)"/>

      <VersionMetadata Condition="$(CI)"
                       Include="azdo.$(BUILD_BUILDID)"/>
    </ItemGroup>

    <PropertyGroup>
      <PackageReferenceVersion>$(PackageVersion)</PackageReferenceVersion>
      <VSComponentVersion Condition="'$(PreReleaseVersionLabel)' != ''">$(MajorVersion).$(MinorVersion).$(PatchVersion).$(BUILDVERSION)</VSComponentVersion>
      <VSComponentVersion Condition="'$(PreReleaseVersionLabel)' == ''">$(MajorVersion).$(MinorVersion).$(PatchVersion).0</VSComponentVersion>
    </PropertyGroup>

    <PropertyGroup>
      <_SkipUpdateBuildNumber Condition="'$(SampleProject)' == 'true' or '$(OutputType)' == 'Exe' or '$(OutputType)' == 'WinExe' or '$(AndroidApplication)' == 'true' or '$(IsTestProject)' == 'true' or '$(IsPackable)' == 'false' or '_SkipUpdateBuildNumber' == 'true' ">true</_SkipUpdateBuildNumber>
      <_UpdateBuildNumber Condition="$(CI) and '$(BUILD_BUILDNUMBER)' != '$(PackageVersion)' AND '$(_SkipUpdateBuildNumber)' != 'true'">$(PackageVersion)</_UpdateBuildNumber>
    </PropertyGroup>

    <Error Condition="'$(_UpdateBuildNumber)' == '1.0.0'" Text="Unexpected _UpdateBuildNumber: '$(_UpdateBuildNumber)'" />

    <PropertyGroup Condition="'$(_UpdateBuildNumber)' != ''">
      <_UpdateBuildNumber Condition="'@(VersionMetadata)' != ''">$(_UpdateBuildNumber)+@(VersionMetadata -> '%(Identity)', '.')</_UpdateBuildNumber>
    </PropertyGroup>

    <Message Condition="$(CI) and '$(BUILD_REASON)' == 'Schedule'" Importance="high" Text="##vso[build.addbuildtag]$(NightlyTag)"/>
    <Message Condition="'$(_UpdateBuildNumber)' != ''" Importance="high" Text="##vso[build.updatebuildnumber]$(_UpdateBuildNumber)"/>

  </Target>

</Project>