Questione giuridica chiave
Whether the constitutional complaint against the cantonal non-entry decision was admissible despite the lack of a substantive entitlement to the residence permit.
Decisione estratta
The complaint was admissible insofar as it raised procedural rights and a denial of justice, even though no material claim to the permit existed.
Motivazione estratta
Without a right to the permit, only procedural grievances remain reviewable by constitutional complaint, including arbitrary application of procedure and formal denial of justice.