Method count_inode_vertices

atomic-core/src/pristine/inode_graph/impls.rs:230–252

(&self, inode: Inode)

    }

    fn count_inode_vertices(&self, inode: Inode) -> Result<usize, Self::InodeError> {
        let table = self.txn.open_multimap_table(INODE_GRAPH)?;

        let inode_id = inode.get();
        let start_key = encode_inode_vertex(inode_id, 0, 0, 0);
        let end_key = encode_inode_vertex(inode_id, u64::MAX, u64::MAX, u64::MAX);

        let mut count = 0;
        let mut last_vertex: Option<(u64, u64, u64)> = None;

        for result in table.range::<&[u8; 32]>(&start_key..=&end_key)? {
            let (key, _values) = result?;
            let (_, change_id, start, end) = decode_inode_vertex(key.value());

            let current = (change_id, start, end);
            if last_vertex != Some(current) {
                count += 1;
                last_vertex = Some(current);
            }
        }

        Ok(count)
    }
}

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