Workaround for GitVersion

See: GitTools/GitVersion#1097

Author: kthompson

GitVersion.yml

@@ -0,0 +1,6 @@
+assembly-versioning-scheme: MajorMinorPatch
+mode: ContinuousDelivery
+branches: {}
+ignore:
+  sha: []
+merge-message-formats: {}

build/Build.cs

@@ -2,6 +2,7 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using JetBrains.Annotations;
 using Nuke.Common;
 using Nuke.Common.CI;
 using Nuke.Common.CI.AzurePipelines;
@@ -53,7 +54,7 @@ class Build : NukeBuild
 
     [Solution] readonly Solution Solution;
     [GitRepository] readonly GitRepository GitRepository;
-    [GitVersion] readonly GitVersion GitVersion;
+    [GitVersion(DisableOnUnix = true)] [CanBeNull] readonly GitVersion GitVersion;
 
     AbsolutePath SourceDirectory => RootDirectory / "src";
     AbsolutePath TestsDirectory => RootDirectory / "test";
@@ -89,12 +90,17 @@ class Build : NukeBuild
         .DependsOn(Restore)
         .Executes(() =>
         {
-            DotNetBuild(s => s
-                .SetProjectFile(Solution)
-                .SetConfiguration(Configuration)
-                .SetAssemblyVersion(GitVersion.AssemblySemVer)
-                .SetFileVersion(GitVersion.AssemblySemFileVer)
-                .SetInformationalVersion(GitVersion.InformationalVersion)
+
+            DotNetBuildSettings WithGitVersion(DotNetBuildSettings settings) => GitVersion == null
+                ? settings
+                : settings
+                    .SetAssemblyVersion(GitVersion.AssemblySemVer)
+                    .SetFileVersion(GitVersion.AssemblySemFileVer)
+                    .SetInformationalVersion(GitVersion.InformationalVersion);
+
+            DotNetBuild(s => WithGitVersion(s
+                    .SetProjectFile(Solution)
+                    .SetConfiguration(Configuration))
                 .EnableNoRestore());
         });
 
@@ -169,7 +175,7 @@ class Build : NukeBuild
                 .SetNoBuild(InvokedTargets.Contains(Compile))
                 .SetConfiguration(Configuration)
                 .SetOutputDirectory(PackageDirectory)
-                .SetVersion(GitVersion.NuGetVersionV2)
+                .SetVersion(GitVersion!.NuGetVersionV2)
                 .SetPackageReleaseNotes(GetNuGetReleaseNotes(ChangelogFile, GitRepository)));
         });