Delete dead code

Author: AArnott

src/NerdBank.GitVersioning.Tests/LibGit2GitExtensionsTests.cs

@@ -166,22 +166,6 @@ public void GetVersionHeight_ProgressAndReset(string version1, string version2,
         Assert.Equal(!versionHeightReset, height2 > height1);
     }
 
-    [Fact]
-    public void GetTruncatedCommitIdAsInteger_Roundtrip()
-    {
-        var firstCommit = this.LibGit2Repository.Commit("First", this.Signer, this.Signer, new CommitOptions { AllowEmptyCommit = true });
-        var secondCommit = this.LibGit2Repository.Commit("Second", this.Signer, this.Signer, new CommitOptions { AllowEmptyCommit = true });
-
-        int id1 = firstCommit.GetTruncatedCommitIdAsInt32();
-        int id2 = secondCommit.GetTruncatedCommitIdAsInt32();
-
-        this.Logger.WriteLine($"Commit {firstCommit.Id.Sha.Substring(0, 8)} as int: {id1}");
-        this.Logger.WriteLine($"Commit {secondCommit.Id.Sha.Substring(0, 8)} as int: {id2}");
-
-        Assert.Equal(firstCommit, this.LibGit2Repository.GetCommitFromTruncatedIdInteger(id1));
-        Assert.Equal(secondCommit, this.LibGit2Repository.GetCommitFromTruncatedIdInteger(id2));
-    }
-
     [Fact]
     public void GetIdAsVersion_ReadsMajorMinorFromVersionTxt()
     {

src/NerdBank.GitVersioning/LibGit2/LibGit2GitExtensions.cs

@@ -97,18 +97,6 @@ public static int GetHeight(LibGit2Context context, Func<Commit, bool>? continue
             return GetCommitHeight(context.Commit, tracker, continueStepping);
         }
 
-        /// <summary>
-        /// Takes the first 4 bytes of a commit ID (i.e. first 8 characters of its hex-encoded SHA)
-        /// and returns them as an integer.
-        /// </summary>
-        /// <param name="commit">The commit to identify with an integer.</param>
-        /// <returns>The integer which identifies a commit.</returns>
-        public static int GetTruncatedCommitIdAsInt32(this Commit commit)
-        {
-            Requires.NotNull(commit, nameof(commit));
-            return BitConverter.ToInt32(commit.Id.RawId, 0);
-        }
-
         /// <summary>
         /// Takes the first 2 bytes of a commit ID (i.e. first 4 characters of its hex-encoded SHA)
         /// and returns them as an 16-bit unsigned integer.
@@ -121,20 +109,6 @@ public static ushort GetTruncatedCommitIdAsUInt16(this Commit commit)
             return BitConverter.ToUInt16(commit.Id.RawId, 0);
         }
 
-        /// <summary>
-        /// Looks up a commit by an integer that captures the first for bytes of its ID.
-        /// </summary>
-        /// <param name="repo">The repo to search for a matching commit.</param>
-        /// <param name="truncatedId">The value returned from <see cref="GetTruncatedCommitIdAsInt32(Commit)"/>.</param>
-        /// <returns>A matching commit.</returns>
-        public static Commit GetCommitFromTruncatedIdInteger(this Repository repo, int truncatedId)
-        {
-            Requires.NotNull(repo, nameof(repo));
-
-            byte[] rawId = BitConverter.GetBytes(truncatedId);
-            return repo.Lookup<Commit>(EncodeAsHex(rawId));
-        }
-
         /// <summary>
         /// Returns the repository that <paramref name="repositoryMember"/> belongs to.
         /// </summary>