Don't show AssemblyInformationalVersion metadata in BDN BrandVersion

Author: AndreyAkinshin

src/BenchmarkDotNet/Properties/BenchmarkDotNetInfo.cs

@@ -11,7 +11,7 @@ public class BenchmarkDotNetInfo
             var assembly = typeof(BenchmarkDotNetInfo).GetTypeInfo().Assembly;
             var assemblyVersion = assembly.GetName().Version;
             string informationVersion = assembly.GetCustomAttribute<AssemblyInformationalVersionAttribute>().InformationalVersion ?? "";
-            return new BenchmarkDotNetInfo(assemblyVersion, informationVersion);
+            return new BenchmarkDotNetInfo(assemblyVersion, RemoveVersionMetadata(informationVersion));
         });
 
         public static BenchmarkDotNetInfo Instance { get; } = LazyInstance.Value;
@@ -49,6 +49,12 @@ public BenchmarkDotNetInfo(Version assemblyVersion, string fullVersion)
             BrandTitle = "BenchmarkDotNet v" + BrandVersion;
         }
 
+        internal static string RemoveVersionMetadata(string version)
+        {
+            int index = version.IndexOf('+');
+            return index >= 0 ? version.Substring(0, index) : version;
+        }
+
         internal const string PublicKey =
             "00240000048000009400000006020000002400005253413100040000010001002970bbdfca4d12" +
             "9fc74b4845b239973f1b183684f0d7db5e1de7e085917e3656cf94884803cb800d85d5aae5838f" +

tests/BenchmarkDotNet.Tests/Properties/BenchmarkDotNetInfoTests.cs

@@ -0,0 +1,19 @@
+using BenchmarkDotNet.Properties;
+using Xunit;
+
+namespace BenchmarkDotNet.Tests.Properties;
+
+public class BenchmarkDotNetInfoTests
+{
+    [Theory]
+    [InlineData("", "")]
+    [InlineData("1.2.3.4", "1.2.3.4")]
+    [InlineData("1729-foo", "1729-foo")]
+    [InlineData("0.13.9+228a464e8be6c580ad9408e98f18813f6407fb5a", "0.13.9")]
+    [InlineData("1-2+3", "1-2")]
+    public void RemoveVersionMetadata(string input, string expectedOutput)
+    {
+        string? actualOutput = BenchmarkDotNetInfo.RemoveVersionMetadata(input);
+        Assert.Equal(expectedOutput, actualOutput);
+    }
+}