heck.rs

type SqlType = <(diesel::sql_types::Text, diesel::sql_types::BigInt) as Expression>::SqlType;
type BoxedQuery<'a> = cargofox::schema::analyze_metadata_authors::BoxedQuery<'a, Pg, SqlType>;
fn lookup<E>(conn: &PgConn, e: E) -> HashMap<String, i64>
where
    E: AsExpression<(Text, BigInt)>
        + diesel::expression::SelectableExpression<cargofox::schema::analyze_metadata_authors::table>
        + diesel::query_builder::QueryFragment<Pg>
        + diesel::query_builder::QueryId,
    E::Expression: BoxableExpression<ama::analyze_metadata_authors, Pg>,
{
    let author_id_lookup: HashMap<String, i64> = {
        ama::analyze_metadata_authors
            .select(e)
            .get_results(conn)
            .expect("*SILLY COWS*")
            .into_iter()
            .collect()
    };
}