Mix of returning and exporting
mix_returning
Description
Checks that methods don't have a mixture of returning and exporting/changing parameters
Extended Information
https://github.com/SAP/styleguides/blob/main/clean-abap/CleanABAP.md#use-either-returning-or-exporting-or-changing-but-not-a-combination
This syntax is not allowed on versions earlier than 740sp02, https://help.sap.com/doc/abapdocu_latest_index_htm/latest/en-us/abennews-740-abap_objects.html#!ABAP_MODIFICATION_1@1@