object/type/objecttype.go


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// Package objecttype provides Git object type tags and names.
package objecttype

// Type mirrors Git object type tags in packfiles.
type Type uint8

const (
	TypeInvalid  Type = 0
	TypeCommit   Type = 1
	TypeTree     Type = 2
	TypeBlob     Type = 3
	TypeTag      Type = 4
	TypeFuture   Type = 5
	TypeOfsDelta Type = 6
	TypeRefDelta Type = 7
)

// IsBaseObject reports whether ty is one of the four canonical Git object
// types encoded directly in pack entries.
func (ty Type) IsBaseObject() bool {
	switch ty {
	case TypeCommit, TypeTree, TypeBlob, TypeTag:
		return true
	case TypeInvalid, TypeFuture, TypeOfsDelta, TypeRefDelta:
		return false
	default:
		return false
	}
}