// Scan implements sql.Scanner so UUIDs can be read from databases transparently
// Currently, database types that map to string and []byte are supported. Please
// consult database-specific driver documentation for matching types.
func (u *UUID) Scan(src interface{}) error {
var id uuid.UUID
if err := id.Scan(src); err != nil {
return err
}
// Only update u if we recevied a non-nil uuid
if id != uuid.NIL {
*u = id[:]
}
return nil
}
// UnmarshalText implements encoding.TextUnmarshaler.
func (u *UUID) UnmarshalText(data []byte) error {
if len(data) == 0 {
return nil
}
var id uuid.UUID
if err := id.UnmarshalText(data); err != nil {
return err
}
*u = id[:]
return nil
}