/// <summary>
/// Run the diff operation. Until this is called, all lists will be empty
/// </summary>
/// <returns>true if anything is different between index, tree, and workdir</returns>
public bool Diff()
{
DirectoryInfo root = _index.Repository.WorkingDirectory;
var visitor = new AbstractIndexTreeVisitor
{
VisitEntry = delegate(TreeEntry treeEntry, GitIndex.Entry indexEntry, FileInfo file)
{
if (treeEntry == null)
{
Added.Add(indexEntry.Name);
_anyChanges = true;
}
else if (indexEntry == null)
{
if (!(treeEntry is Tree))
{
Removed.Add(treeEntry.FullName);
}
_anyChanges = true;
}
else
{
if (!treeEntry.Id.Equals(indexEntry.ObjectId))
{
Changed.Add(indexEntry.Name);
_anyChanges = true;
}
}
if (indexEntry != null)
{
if (!file.Exists)
{
Missing.Add(indexEntry.Name);
_anyChanges = true;
}
else
{
if (indexEntry.IsModified(root, true))
{
Modified.Add(indexEntry.Name);
_anyChanges = true;
}
}
}
}
};
new IndexTreeWalker(_index, _tree, root, visitor).Walk();
CheckUntrackedDirectory(root.FullName, "");
return(_anyChanges);
}