New creates a new Fs based on the string formatted `type:root_path(:ro/:nc)`.

ErrUsageFieldNotSupported stats the usage field is not supported by the backend.

Directory describes a wrapped Directory This is a wrapped Directory which contains the upstream Fs.

Fs is a wrap of any fs and its configs.

Object describes a wrapped Object This is a wrapped Object which contains the upstream Fs.

Entry describe a wrapped fs.DirEntry interface with the information of upstream Fs.