//         │   └── part.1
//         └── xl.meta

// VersionType defines the type of journal type of the current entry.
type VersionType uint8

// List of different types of journal type
const (
	invalidVersionType VersionType = 0
	ObjectType         VersionType = 1
	DeleteType         VersionType = 2
	LegacyType         VersionType = 3
	lastVersionType    VersionType = 4
)

func (e VersionType) valid() bool {

			vMod := make([][]xlMetaV2ShallowVersion, 0, len(vers))
			for i, ver := range vers {
				newVers := make([]xlMetaV2ShallowVersion, 0, len(ver))
				for _, v := range ver {
					v.header.Type += VersionType(i + 10)
					newVers = append(newVers, v)
				}
				vMod = append(vMod, newVers)
			}
			merged := mergeXLV2Versions(i, true, 0, vMod...)
			if len(merged) == 0 && i < 2 {