# File lib/more/facets/fileutils/cp_rx.rb, line 30
  def copy_entryx(src, dest, filter, preserve = false, dereference_root = false, remove_destination = false)
          Entry_.new(src, nil, dereference_root).traverse do |ent|
                  if filter.call(ent.path) then
                          destent = Entry_.new(dest, ent.rel, false)
                          File.unlink destent.path if remove_destination && File.file?(destent.path)
                          ent.copy destent.path
                          ent.copy_metadata(destent.path) if preserve
                  end
          end
  end