BaseOptions
	Recursive bool `msg:"r"`
	Immediate bool `msg:"i"`
	UndoWrite bool `msg:"u"`
	// OldDataDir of the previous object
	OldDataDir string `msg:"o,omitempty"` // old data dir used only when to revert a rename()
}

// BaseOptions represents common options for all Storage API calls
type BaseOptions struct{}

// RenameOptions represents rename API options, currently its same as BaseOptions
type RenameOptions struct {

		if globalCustomErasureDriveCount && len(formatErasure.Erasure.Sets[0]) != setDriveCount {
			return fmt.Errorf("%s drive is already formatted with %d drives per erasure set. This cannot be changed to %d, please revert your MINIO_ERASURE_SET_DRIVE_COUNT setting", disks[i], len(formatErasure.Erasure.Sets[0]), setDriveCount)
		}
	}
	return nil
}

// Get backend Erasure format in quorum `format.json`.

            // > and will match according to the previous rules.
            const unescaped = p2.replace(/\\\*/g, '[^\\/]*')
            return p1 + unescaped
        }
    ],

    [
        // unescape, revert step 3 except for back slash
        // For example, if a user escape a '\\*',
        // after step 3, the result will be '\\\\\\*'
        /\\\\\\(?=[$.|*+(){^])/g,
        () => ESCAPE
    ],

    [