Function backend::service::layer::assert_all_layers_on_map

async fn assert_all_layers_on_map(
    map_id: i32,
    layer_ids: &[Uuid],
    conn: &mut AsyncPgConnection,
) -> Result<(), ServiceError>

Helper that returns an error in case layer_ids isn’t exactly the set of all non-deleted layers on the map.

Errors

If the connection to the database could not be established.