Add some `DebuggerDisplay` love

I followed implementation best practices as described at http://blogs.msdn.com/b/jaredpar/archive/2011/03/18/debuggerdisplay-attribute-best-practices.aspx
Also added a Meta test to make sure the same implementation is used everywhere when using `[DebuggerDisplay]`.

1 files changed, 9 insertions, 1 deletions

diff --git a/LibGit2Sharp/ConfigurationEntry.cs b/LibGit2Sharp/ConfigurationEntry.cs
index af3a6b83..98edc921 100644
--- a/LibGit2Sharp/ConfigurationEntry.cs
+++ b/LibGit2Sharp/ConfigurationEntry.cs
@@ -1,8 +1,11 @@
-namespace LibGit2Sharp
+using System.Diagnostics;
+
+namespace LibGit2Sharp
 {
     /// <summary>
     /// An enumerated configuration entry.
     /// </summary>
+    [DebuggerDisplay("{DebuggerDisplay,nq}")]
     public class ConfigurationEntry
     {
         /// <summary>
@@ -33,5 +36,10 @@
             Value = value;
             Level = level;
         }
+
+        private string DebuggerDisplay
+        {
+            get { return string.Format("{0} = \"{1}\"", Key, Value); }
+        }
     }
 }