use LastVersionOnMasterFinder in task

Author: SimonCropp

GitVersionTask.Tests/AssemblyInfoBuilderTests.cs

@@ -33,7 +33,12 @@ public void VerifyCreatedCode()
             {
                 CachedVersion = new CachedVersion
                 {
-                    SemanticVersion = semanticVersion
+                    SemanticVersion = semanticVersion,
+                    ReleaseDate = new ReleaseDate
+                    {
+                        OriginalCommitSha = "originalCommitSha",
+                        OriginalDate = DateTimeOffset.Parse("2014-03-01 00:00:01Z"),
+                    }
                 }
             };
         var assemblyInfoText = assemblyInfoBuilder.GetAssemblyInfoText();
@@ -85,7 +90,12 @@ static void VerifyAssemblyVersion(AssemblyVersioningScheme avs)
         {
             CachedVersion = new CachedVersion
             {
-                SemanticVersion = semanticVersion
+                SemanticVersion = semanticVersion,
+                ReleaseDate = new ReleaseDate
+                {
+                    OriginalCommitSha = "originalCommitSha",
+                    OriginalDate = DateTimeOffset.Parse("2014-03-01 00:00:01Z"),
+                }
             },
             AssemblyVersioningScheme = avs,
         };

GitVersionTask/AssemblyInfoBuilder/AssemblyInfoBuilder.cs

@@ -41,7 +41,7 @@ static class GitVersionInformation
 
 
 ", semanticVersion.GetAssemblyVersion(AssemblyVersioningScheme), string.Format("{0}.{1}.{2}.0", semanticVersion.Major, semanticVersion.Minor, semanticVersion.Patch), semanticVersion.ToString("i"),
-            semanticVersion.BuildMetaData.ReleaseDate.OriginalDate.UtcDateTime.ToString("yyyy-MM-dd"),
+            CachedVersion.ReleaseDate.OriginalDate.UtcDateTime.ToString("yyyy-MM-dd"),
             semanticVersion.BuildMetaData.CommitDate.UtcDateTime.ToString("yyyy-MM-dd"),
             GenerateVariableMembers(vars));
 

GitVersionTask/CachedVersion.cs

@@ -4,4 +4,5 @@ public class CachedVersion
 {
     public SemanticVersion SemanticVersion;
     public long Timestamp;
+    public ReleaseDate ReleaseDate;
 }

GitVersionTask/VersionCache.cs

@@ -18,6 +18,7 @@ public static CachedVersion GetVersion(string gitDirectory)
                 {
                     Logger.WriteInfo("Change detected. flushing cache.");
                     cachedVersion.SemanticVersion = GitVersionFinder.GetSemanticVersion(repo);
+                    cachedVersion.ReleaseDate = LastVersionOnMasterFinder.Execute(repo, repo.Head.Tip);
                 }
                 return cachedVersion;
             }
@@ -26,6 +27,7 @@ public static CachedVersion GetVersion(string gitDirectory)
             return versionCacheVersions[key] = new CachedVersion
             {
                 SemanticVersion = GitVersionFinder.GetSemanticVersion(repo),
+                ReleaseDate = LastVersionOnMasterFinder.Execute(repo,repo.Head.Tip),
                 Timestamp = ticks
             };