ServiceStack.VirtualPath.InMemoryVirtualDirectory.AddFile C# (CSharp) Method

        public void AddFile(string filePath, string contents)
        {
            this.files.Add(new InMemoryVirtualFile(VirtualPathProvider, this) {
                FilePath = filePath,
                FileName = filePath.Split(DirSeps).Last(),
                TextContents = contents,
            });
        }
    }

 public void AddFile(string filePath, string contents)
 {
     rootDirectory.AddFile(filePath, contents);
 }