From ab1701ae3cf3ff495da7242aea2c61b129bcb9ba Mon Sep 17 00:00:00 2001
From: Kirill Osenkov <github@osenkov.com>
Date: Fri, 4 Nov 2016 22:56:17 -0700
Subject: [PATCH] Disallow specifying a pattern when processing a single file.

---
 src/ContentSync/Program.cs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/ContentSync/Program.cs b/src/ContentSync/Program.cs
index f8b0c84..32e9cf4 100644
--- a/src/ContentSync/Program.cs
+++ b/src/ContentSync/Program.cs
@@ -59,6 +59,12 @@ private static int Main(string[] args)
                         destination = Path.GetFullPath(destination);
                     }
 
+                    if (arguments.Pattern != "*")
+                    {
+                        Log.WriteError($"The pattern cannot be specified when processing a single file.");
+                        return 4;
+                    }
+
                     Sync.Files(source, destination, arguments);
                     return 0;
                 }