Add implicit cast from GitOid(?) to ObjectId

Also, support marshaling NULL in OidSafeHandle

1 files changed, 1 insertions, 15 deletions

diff --git a/LibGit2Sharp/ObjectId.cs b/LibGit2Sharp/ObjectId.cs
index 792ef4a5..08fa1129 100644
--- a/LibGit2Sharp/ObjectId.cs
+++ b/LibGit2Sharp/ObjectId.cs
@@ -98,7 +98,7 @@ namespace LibGit2Sharp
         /// <returns>true if the <paramref name = "sha" /> parameter was converted successfully; otherwise, false.</returns>
         public static bool TryParse(string sha, out ObjectId result)
         {
-            result = BuildFrom(sha, false);
+            result = BuildOidFrom(sha, false);
 
             return result != null;
         }
@@ -113,20 +113,6 @@ namespace LibGit2Sharp
             return ToOid(sha);
         }
 
-        private static ObjectId BuildFrom(string sha, bool shouldThrowIfInvalid)
-        {
-            GitOid? oid = BuildOidFrom(sha, shouldThrowIfInvalid);
-
-            if (!oid.HasValue)
-            {
-                return null;
-            }
-
-            var objectId = new ObjectId(oid.Value);
-
-            return objectId;
-        }
-
         /// <summary>
         ///   Determines whether the specified <see cref = "Object" /> is equal to the current <see cref = "ObjectId" />.
         /// </summary>