package linkList import ( "database/sql/driver" "encoding/json" "fmt" "gemini-grc/common/url" ) type LinkList []url.URL func (l *LinkList) Value() (driver.Value, error) { return json.Marshal(l) } func (l *LinkList) Scan(value interface{}) error { if value == nil { *l = nil return nil } b, ok := value.([]byte) // Type assertion! Converts to []byte if !ok { return fmt.Errorf("failed to scan LinkList: expected []byte, got %T", value) } return json.Unmarshal(b, l) }