From 7e401c5310e3b5bdf26eb2b6b16be5be3b47c947 Mon Sep 17 00:00:00 2001
From: Martin Vidner <martin@vidner.net>
Date: Tue, 16 Aug 2022 10:30:46 +0200
Subject: [PATCH] Declare the Introspectable interface, fixes #99

---
 NEWS.md            | 5 +++++
 lib/dbus/object.rb | 7 +++++++
 2 files changed, 12 insertions(+)

diff --git a/NEWS.md b/NEWS.md
index aabce80..ac56499 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -2,6 +2,11 @@
 
 ## Unreleased
 
+Bug fixes:
+ * Declare the Introspectable interface in exported objects([#99][]).
+
+[#99]: https://github.com/mvidner/ruby-dbus/issues/99
+
 ## Ruby D-Bus 0.18.1 - 2022-07-13
 
 No changes since 0.18.0.beta8.
diff --git a/lib/dbus/object.rb b/lib/dbus/object.rb
index 7bdc974..65ae60c 100644
--- a/lib/dbus/object.rb
+++ b/lib/dbus/object.rb
@@ -459,5 +459,12 @@ def dbus_lookup_property(interface_name, property_name)
 
       dbus_signal :PropertiesChanged, "interface:s, changed_properties:a{sv}, invalidated_properties:as"
     end
+
+    dbus_interface "org.freedesktop.DBus.Introspectable" do
+      dbus_method :Introspect, "out xml_data:s" do
+        # The body is not used, Connection#process handles it instead
+        # which is more efficient and handles paths without objects.
+      end
+    end
   end
 end