Function ValueType

x/values.go:26–39

ValueType s a helper function to decide value type of DirectedEdge/Posting/N-Quad.

(hasValue, hasLang, hasSpecialId bool)

// ValueType s a helper function to decide value type of DirectedEdge/Posting/N-Quad.
func ValueType(hasValue, hasLang, hasSpecialId bool) ValueTypeInfo {
	switch {
	case hasValue && hasLang:
		return ValueMulti
	case hasValue && !hasLang:
		return ValuePlain
	case !hasValue && hasSpecialId:
		return ValueEmpty
	case !hasValue && !hasSpecialId:
		return ValueUid
	default:
		return ValueUnknown
	}
}