feat(lns): add catalog presence aliases

lns.go

@@ -2624,6 +2624,20 @@ func (s *Service) GetDefaultReservedCatalog() *covenant.ReservedCatalog {
 	return s.DefaultReservedCatalog()
 }
 
+// HasReservedCatalog reports whether the service has a reserved-name catalog.
+//
+//	ok := svc.HasReservedCatalog()
+func (s *Service) HasReservedCatalog() bool {
+	return s.ReservedCatalog() != nil
+}
+
+// GetHasReservedCatalog is an alias for HasReservedCatalog.
+//
+//	ok := svc.GetHasReservedCatalog()
+func (s *Service) GetHasReservedCatalog() bool {
+	return s.HasReservedCatalog()
+}
+
 // DefaultReservedCatalog exposes the reserved-name catalog used by LNS.
 //
 // This returns the canonical covenant-backed catalog, independent of the
@@ -2820,6 +2834,20 @@ func (s *Service) GetLockedCatalog() *covenant.LockedCatalog {
 	return s.LockedCatalog()
 }
 
+// HasLockedCatalog reports whether the service has a locked-name catalog.
+//
+//	ok := svc.HasLockedCatalog()
+func (s *Service) HasLockedCatalog() bool {
+	return s.LockedCatalog() != nil
+}
+
+// GetHasLockedCatalog is an alias for HasLockedCatalog.
+//
+//	ok := svc.GetHasLockedCatalog()
+func (s *Service) GetHasLockedCatalog() bool {
+	return s.HasLockedCatalog()
+}
+
 // DefaultLockedCatalog returns the package default locked-name catalog.
 //
 // This ignores any service-specific override so callers can always recover
@@ -2854,6 +2882,34 @@ func GetLockedCatalog() *covenant.LockedCatalog {
 	return DefaultLockedCatalog()
 }
 
+// HasReservedCatalog reports whether the package has a reserved-name catalog.
+//
+//	ok := lns.HasReservedCatalog()
+func HasReservedCatalog() bool {
+	return ReservedCatalog() != nil
+}
+
+// GetHasReservedCatalog is an alias for HasReservedCatalog.
+//
+//	ok := lns.GetHasReservedCatalog()
+func GetHasReservedCatalog() bool {
+	return HasReservedCatalog()
+}
+
+// HasLockedCatalog reports whether the package has a locked-name catalog.
+//
+//	ok := lns.HasLockedCatalog()
+func HasLockedCatalog() bool {
+	return LockedCatalog() != nil
+}
+
+// GetHasLockedCatalog is an alias for HasLockedCatalog.
+//
+//	ok := lns.GetHasLockedCatalog()
+func GetHasLockedCatalog() bool {
+	return HasLockedCatalog()
+}
+
 // GetDefaultLockedCatalog is an alias for DefaultLockedCatalog.
 //
 //	catalog := lns.GetDefaultLockedCatalog()

lns_package_test.go

@@ -444,6 +444,14 @@ func TestPackageDefaultCatalogAliases(t *testing.T) {
 	if GetDefaultLockedCatalog() != DefaultLockedCatalog() {
 		t.Fatal("GetDefaultLockedCatalog should alias DefaultLockedCatalog")
 	}
+
+	if !HasReservedCatalog() || !GetHasReservedCatalog() {
+		t.Fatal("HasReservedCatalog aliases should report the package reserved catalog")
+	}
+
+	if !HasLockedCatalog() || !GetHasLockedCatalog() {
+		t.Fatal("HasLockedCatalog aliases should report the package locked catalog")
+	}
 }
 
 func TestPackageDefaultCatalogsIgnoreOverrides(t *testing.T) {
@@ -493,6 +501,14 @@ func TestPackageCatalogFallbacksWhenNil(t *testing.T) {
 		t.Fatal("LockedCatalog should fall back to the canonical catalog when nil")
 	}
 
+	if !HasReservedCatalog() || !GetHasReservedCatalog() {
+		t.Fatal("HasReservedCatalog aliases should keep working when Reserved is nil")
+	}
+
+	if !HasLockedCatalog() || !GetHasLockedCatalog() {
+		t.Fatal("HasLockedCatalog aliases should keep working when Locked is nil")
+	}
+
 	if _, ok := GetReservedName("RESERVED"); !ok {
 		t.Fatal("GetReservedName should keep working when Reserved is nil")
 	}

lns_test.go

@@ -1822,6 +1822,10 @@ func TestServiceReservedCatalog(t *testing.T) {
 		t.Fatal("GetReservedCatalog should alias DefaultReservedCatalog")
 	}
 
+	if !svc.HasReservedCatalog() || !svc.GetHasReservedCatalog() {
+		t.Fatal("HasReservedCatalog aliases should report the service reserved catalog")
+	}
+
 	if got := svc.ReservedSize(); got != catalog.Size() {
 		t.Fatalf("ReservedSize() = %d, want %d", got, catalog.Size())
 	}
@@ -1970,6 +1974,10 @@ func TestServiceLockedCatalog(t *testing.T) {
 		t.Fatal("GetLockedCatalog should alias DefaultLockedCatalog")
 	}
 
+	if !svc.HasLockedCatalog() || !svc.GetHasLockedCatalog() {
+		t.Fatal("HasLockedCatalog aliases should report the service locked catalog")
+	}
+
 	if got := svc.LockedSize(); got != catalog.Size() {
 		t.Fatalf("LockedSize() = %d, want %d", got, catalog.Size())
 	}