package dimcli type Optional[T any] struct { isSome bool value T } func Some[T any](value T) Optional[T] { return Optional[T]{ isSome: true, value: value, } } func None[T any]() Optional[T] { return Optional[T]{ isSome: false, } } func (o *Optional[T]) Get() (T, bool) { return o.value, o.isSome }