Method is_empty

nodedb/src/engine/array/memtable/tile_buffer.rs:276–278

(&self)

    }

    pub fn is_empty(&self) -> bool {
        self.tiles.values().all(|b| b.entry_count() == 0)
    }

    /// Decode a raw coord key (zerompk-encoded `Vec<CoordValue>`) back to a
    /// typed coordinate. Exposed so the store's ceiling scan can reconstruct