public FileSystemVisitor(DirectoryInfo path, FileSystemProcessingAndFiltering fileSystemProcessingAndFiltering, string filter)
     : this(path, fileSystemProcessingAndFiltering)
 {
     _filter = filter;
 }
 public FileSystemVisitor(DirectoryInfo startDirectory, FileSystemProcessingAndFiltering fileSystemProcessingAndFiltering)
 {
     _startDirectory = startDirectory;
     _fileSystemProcessingAndFiltering = fileSystemProcessingAndFiltering;
 }