I believe there is a missing extension for the case where the given input is invalid (to be consistent with other use cases like UC02 which specifies behaviour when invalid index is entered.)
Perhaps using a similar format to the extensions for the edit command:
I believe there is a missing extension for the case where the given input is invalid (to be consistent with other use cases like UC02 which specifies behaviour when invalid index is entered.)
Perhaps using a similar format to the extensions for the edit command: