[vala] D-Bus: Report error on invalid use of register_object in GDBus servers

[Jürg Billeter <juergbi src gnome org>]

commit a16ef28ff82dfff791abd03915531977c48e77b9
Author: Jürg Billeter <j bitron ch>
Date:   Wed Oct 20 23:43:25 2010 +0200

    D-Bus: Report error on invalid use of register_object in GDBus servers

 codegen/valagdbusservermodule.vala |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)
---
diff --git a/codegen/valagdbusservermodule.vala b/codegen/valagdbusservermodule.vala
index ae4fc26..4ba4eeb 100644
--- a/codegen/valagdbusservermodule.vala
+++ b/codegen/valagdbusservermodule.vala
@@ -962,6 +962,11 @@ public class Vala.GDBusServerModule : GDBusClientModule {
 		var ma = (MemberAccess) expr.call;
 		var type_arg = (ObjectType) ma.get_type_arguments ().get (0);
 
+		if (get_dbus_name (type_arg.type_symbol) == null) {
+			Report.error (expr.source_reference, "DBusConnection.register_object requires type argument with [DBus (name = ...)] attribute");
+			return;
+		}
+
 		var args = expr.get_argument_list ();
 		var path_arg = args[0];
 		var obj_arg = args[1];