Questione giuridica chiave
Whether the appeal against the cantonal order is admissible despite being an incidental decision.
Decisione estratta
The order is an incidental decision and no irreparable legal prejudice was shown, so immediate appeal is unavailable.
Motivazione estratta
The excluded evidence was not shown to be the sole incriminating proof, the lineup could still be repeated, and the prosecutor may seek later review against the final judgment.