Method WrapsFs

fs/features.go:497–503

WrapsFs adds extra information between `f` which wraps `w`

(f Fs, w Fs)

// WrapsFs adds extra information between `f` which wraps `w`
func (ft *Features) WrapsFs(f Fs, w Fs) *Features {
	wFeatures := w.Features()
	if wFeatures.WrapFs != nil && wFeatures.SetWrapper != nil {
		wFeatures.SetWrapper(f)
	}
	return ft
}

// Purger is an optional interfaces for Fs
type Purger interface {