Function snowball::snow_ball_loop

pub fn snow_ball_loop<L, N, NW, S, C, QC, QB, QR, Q, F, E>(
    location: L, 
    network: NW, 
    sampler: S, 
    current_candidate: C, 
    candidates: HashSet<C>, 
    query_context: QC, 
    query_builder: QB, 
    acceptance_threshold: usize, 
    sample_size: u64, 
    query_threshold: usize, 
    query_filter: fn(query: Q, originating_node: &N) -> bool
) -> Result<C, E> where
    L: Serialize + DeserializeOwned + PartialEq,
    C: Candidate,
    QC: QueryContext,
    QR: QueryResponse<Candidate = C>,
    Q: Query<Location = L, Context = QC, Candidate = C>,
    N: Node<Query = Q, QueryResponse = QR, Error = E>,
    NW: Network<Node = N>,
    S: Sampler<SamplingType = u64, Error = E>,
    QB: QueryBuilder<Context = QC, Location = L, Candidate = C, Query = Q>,
    E: Error, 

Snowball loop implements snow ball algorithm and identifies a candidate preferred by majority of nodes in the network.