[template-glib] expr-eval: include type name when resolving GI info

[Christian Hergert <chergert src gnome org>]

commit 4b6fe35e3921c0483090e5e44a442610af7bf376
Author: Christian Hergert <chergert redhat com>
Date:   Fri May 13 07:12:54 2022 -0700

    expr-eval: include type name when resolving GI info

 src/tmpl-expr-eval.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
---
diff --git a/src/tmpl-expr-eval.c b/src/tmpl-expr-eval.c
index eeed0f3..ab73bfa 100644
--- a/src/tmpl-expr-eval.c
+++ b/src/tmpl-expr-eval.c
@@ -1075,8 +1075,9 @@ lookup_for_object:
           g_set_error (error,
                        TMPL_ERROR,
                        TMPL_ERROR_GI_FAILURE,
-                       "Failed to locate GObject Introspection data. "
-                       "Consider importing required module.");
+                       "Failed to locate GObject Introspection data for %s. "
+                       "Consider importing required module.",
+                       g_type_name (type));
           goto cleanup;
         }