pub fn stream_exam_submissions<'a>(
conn: &'a mut PgConnection,
exam_id: Uuid,
file_store: &'a dyn FileStore,
app_conf: &'a ApplicationConfiguration,
) -> impl Stream<Item = ModelResult<ExportedSubmission>> + 'apub fn stream_exam_submissions<'a>(
conn: &'a mut PgConnection,
exam_id: Uuid,
file_store: &'a dyn FileStore,
app_conf: &'a ApplicationConfiguration,
) -> impl Stream<Item = ModelResult<ExportedSubmission>> + 'a