Undo works

Author: Hosch250

Rubberduck.SourceControl/GitProvider.cs

@@ -469,7 +469,9 @@ public override void Undo(string filePath)
         {
             try
             {
-                _repo.CheckoutPaths(CurrentBranch.Name, new List<string> {filePath});
+                var tip = _repo.Branches.First(b => !b.IsRemote && b.IsCurrentRepositoryHead).Tip;
+                var options = new CheckoutOptions { CheckoutModifiers = CheckoutModifiers.Force };
+                _repo.CheckoutPaths(tip.Sha, new List<string> { filePath }, options);
                 base.Undo(filePath);
             }
             catch (LibGit2SharpException ex)

Rubberduck.SourceControl/SourceControlProviderBase.cs

@@ -101,9 +101,7 @@ public virtual void Checkout(string branch)
 
         public virtual void Undo(string filePath)
         {
-            //this might need to cherry pick from the tip instead.
-
-           var componentName = Path.GetFileNameWithoutExtension(filePath);
+            var componentName = Path.GetFileNameWithoutExtension(filePath);
 
            //GetFileNameWithoutExtension returns empty string if it's not a file
            //https://msdn.microsoft.com/en-us/library/system.io.path.getfilenamewithoutextension%28v=vs.110%29.aspx

Rubberduck.VBEEditor/Extensions/VBComponentExtensions.cs

@@ -5,7 +5,7 @@ namespace Rubberduck.VBEditor.Extensions
 {
     public static class VBComponentExtensions
     {
-        internal const string ClassExtesnion = ".cls";
+        internal const string ClassExtension = ".cls";
         internal const string FormExtension = ".frm";
         internal const string StandardExtension = ".bas";
         internal const string FormBinaryExtension = ".frx";
@@ -46,7 +46,7 @@ public static string FileExtension(this vbext_ComponentType componentType)
             switch (componentType)
             {
                 case vbext_ComponentType.vbext_ct_ClassModule:
-                    return ClassExtesnion;
+                    return ClassExtension;
                 case vbext_ComponentType.vbext_ct_MSForm:
                     return FormExtension;
                 case vbext_ComponentType.vbext_ct_StdModule:

Rubberduck.VBEEditor/Extensions/VbProjectExtensions.cs

@@ -59,7 +59,7 @@ public static void ImportSourceFiles(this VBProject project, string filePath)
 
             var files = dirInfo.EnumerateFiles()
                                 .Where(f => f.Extension == VBComponentExtensions.StandardExtension ||
-                                            f.Extension == VBComponentExtensions.ClassExtesnion ||
+                                            f.Extension == VBComponentExtensions.ClassExtension ||
                                             f.Extension == VBComponentExtensions.DocClassExtension ||
                                             f.Extension == VBComponentExtensions.FormExtension
                                             );