serial-parsers: new method to check if a given error was set by the parser

src/mm-serial-parsers.c

@@ -310,6 +310,15 @@ done:
     return found;
 }
 
+gboolean
+mm_serial_parser_v1_is_known_error (const GError *error)
+{
+    /* Need to return TRUE for the kind of errors that this parser may set */
+    return (error->domain == MM_MOBILE_EQUIPMENT_ERROR ||
+            error->domain == MM_CONNECTION_ERROR ||
+            error->domain == MM_MESSAGE_ERROR);
+}
+
 void
 mm_serial_parser_v1_destroy (gpointer data)
 {

src/mm-serial-parsers.h

@@ -26,5 +26,6 @@ gboolean mm_serial_parser_v1_parse            (gpointer parser,
                                                GString *response,
                                                GError **error);
 void     mm_serial_parser_v1_destroy          (gpointer parser);
+gboolean mm_serial_parser_v1_is_known_error   (const GError *error);
 
 #endif /* MM_SERIAL_PARSERS_H */