Function update_trunk_path

atomic-core/src/apply/file_ops.rs:885–909

Update a trunk's path.

(
    txn: &mut T,
    trunk_id: TrunkId,
    new_path: &str,
)

/// Update a trunk's path.
fn update_trunk_path<T: MutTxnT>(
    txn: &mut T,
    trunk_id: TrunkId,
    new_path: &str,
) -> PristineResult<()> {
    let key = encode_trunk_id(&trunk_id);

    // Get existing trunk
    if let Some(mut serialized) = txn.get_crdt_trunk(&key)? {
        // Remove old path index
        txn.del_crdt_path_trunk(&serialized.path)?;

        // Update path
        serialized.path = new_path.to_string();

        // Re-encode and store
        let value = encode_trunk_value(&serialized);
        txn.put_crdt_trunk(&key, &value)?;

        // Add new path index
        txn.put_crdt_path_trunk(new_path, &key)?;
    }

    Ok(())
}

/// Store a branch in the CRDT tables.
fn put_branch<T: MutTxnT>(