Convert Reference.IsTag() into a property

Author: nulltoken

LibGit2Sharp.Tests/ReferenceFixture.cs

@@ -831,7 +831,7 @@ public void CanIdentifyReferenceKind()
             {
                 Assert.True(repo.Refs["refs/heads/master"].IsLocalBranch);
                 Assert.True(repo.Refs["refs/remotes/origin/master"].IsRemoteTrackingBranch);
-                Assert.True(repo.Refs["refs/tags/lw"].IsTag());
+                Assert.True(repo.Refs["refs/tags/lw"].IsTag);
             }
 
             path = SandboxBareTestRepo();
@@ -871,7 +871,7 @@ public void CanQueryReachabilityAmongASubsetOfreferences()
             using (var repo = new Repository(path))
             {
                 var result = repo.Refs.ReachableFrom(
-                    repo.Refs.Where(r => r.IsTag()),
+                    repo.Refs.Where(r => r.IsTag),
                     new[] { repo.Lookup<Commit>("f8d44d7"), repo.Lookup<Commit>("6dcf9bf") });
 
                 var expected = new[]

LibGit2Sharp/Core/HistoryRewriter.cs

@@ -141,7 +141,7 @@ private Reference RewriteReference<TRef, TTarget>(
             var oldRefTarget = selectTarget(oldRef);
 
             string newRefName = oldRef.CanonicalName;
-            if (oldRef.IsTag() && options.TagNameRewriter != null)
+            if (oldRef.IsTag && options.TagNameRewriter != null)
             {
                 newRefName = Reference.TagPrefix +
                              options.TagNameRewriter(oldRef.CanonicalName.Substring(Reference.TagPrefix.Length),

LibGit2Sharp/Reference.cs

@@ -105,9 +105,9 @@ public virtual bool IsRemoteTrackingBranch
         /// Determine if the current <see cref="Reference"/> is a tag.
         /// </summary>
         /// <returns>true if the current <see cref="Reference"/> is a tag, false otherwise.</returns>
-        public virtual bool IsTag()
+        public virtual bool IsTag
         {
-            return CanonicalName.LooksLikeTag();
+            get { return CanonicalName.LooksLikeTag(); }
         }
 
         /// <summary>