no-nullable

Full name

@azure-tools/typespec-azure-core/no-nullable

Properties are most often not nullable but optional. Do not use | null to specify that a property is nullable. Instead, use the ? operator to indicate that a property is optional.

❌ Incorrect

model Pet {
  id: string;
  owner: string | null;
}

✅ Correct

model Pet {
  id: string;
  owner?: string;
}