code: func (r *regulator) Move(ctx context.Context, sourcePath string, destPath string) error {
  	r.enter()
  	defer r.exit()
  
  	return r.StorageDriver.Move(ctx, sourcePath, destPath)
  }
docs: // Move moves an object stored at sourcePath to destPath, removing the
  // original object.
  // Note: This may be no more efficient than a copy followed by a delete for
  // many implementations.