From f5e37b96fca1e1fe808adf4dcfd848877e6aef1a Mon Sep 17 00:00:00 2001
From: Alexey Golub <tyrrrz@gmail.com>
Date: Sat, 16 May 2020 14:49:25 +0300
Subject: [PATCH] Default to semantic representation of assembly version in
 help text

---
 CliFx/CliApplicationBuilder.cs      |  3 ++-
 CliFx/Internal/VersionExtensions.cs | 10 ++++++++++
 2 files changed, 12 insertions(+), 1 deletion(-)
 create mode 100644 CliFx/Internal/VersionExtensions.cs

diff --git a/CliFx/CliApplicationBuilder.cs b/CliFx/CliApplicationBuilder.cs
index e6f2dd1..153a039 100644
--- a/CliFx/CliApplicationBuilder.cs
+++ b/CliFx/CliApplicationBuilder.cs
@@ -4,6 +4,7 @@ using System.IO;
 using System.Linq;
 using System.Reflection;
 using CliFx.Domain;
+using CliFx.Internal;
 
 namespace CliFx
 {
@@ -194,7 +195,7 @@ namespace CliFx
 
         private static string? GetDefaultVersionText() =>
             EntryAssembly != null
-                ? $"v{EntryAssembly.GetName().Version}"
+                ? $"v{EntryAssembly.GetName().Version.ToSemanticString()}"
                 : null;
     }
 }
\ No newline at end of file
diff --git a/CliFx/Internal/VersionExtensions.cs b/CliFx/Internal/VersionExtensions.cs
new file mode 100644
index 0000000..3f7aeca
--- /dev/null
+++ b/CliFx/Internal/VersionExtensions.cs
@@ -0,0 +1,10 @@
+using System;
+
+namespace CliFx.Internal
+{
+    internal static class VersionExtensions
+    {
+        public static string ToSemanticString(this Version version) =>
+            version.Revision <= 0 ? version.ToString(3) : version.ToString();
+    }
+}
\ No newline at end of file