gtkmodule: Improve error messages

Be a bit more specific about some of the errors that valac can
encounter when parsing a UI file.

(for my use case specifically, it helped me to figure out I had a
<property> tag without a name attribute in one of my UI files)

diff --git a/codegen/valagtkmodule.vala b/codegen/valagtkmodule.vala
index e129fcba035a2ab07ff2c1ebec6daeb52c6b3dab..69125ce574e16974108c1e3db59c02b7ecfe740f 100644 (file)
--- a/codegen/valagtkmodule.vala
+++ b/codegen/valagtkmodule.vala
@@ -294,7 +294,7 @@ public class Vala.GtkModule : GSignalModule {
                        } else if (current_object != null && current_token == MarkupTokenType.START_ELEMENT && (current_name == "property" || current_name == "binding")) {
                                var property_name = reader.get_attribute ("name");
                                if (property_name == null) {
-                                       Report.error (node.source_reference, "Invalid binding in ui file `%s'", ui_file);
+                                       Report.error (node.source_reference, "Invalid %s without name in ui file `%s'", current_name, ui_file);
                                        current_token = reader.read_token (null, null);
                                        continue;
                                }
@@ -318,7 +318,7 @@ public class Vala.GtkModule : GSignalModule {
 
                                if (current_property != null) {
                                        if (handler_name == null) {
-                                               Report.error (node.source_reference, "Invalid closure in ui file `%s'", ui_file);
+                                               Report.error (node.source_reference, "Invalid %s without function in ui file `%s'", current_name, ui_file);
                                                current_token = reader.read_token (null, null);
                                                continue;
                                        }