Struct sc_finality_grandpa::VotingRulesBuilder

pub struct VotingRulesBuilder<Block, B> { /* private fields */ }

A builder of a composite voting rule that applies a set of rules to progressively restrict the vote.

Implementations

impl<Block, B> VotingRulesBuilder<Block, B>where Block: BlockT, B: HeaderBackend<Block> + 'static,

pub fn new() -> Self

Return a new voting rule builder using the given backend.

pub fn add<R>(self, rule: R) -> Selfwhere R: VotingRule<Block, B> + 'static,

Add a new voting rule to the builder.

pub fn add_all<I>(self, rules: I) -> Selfwhere I: IntoIterator<Item = Box<dyn VotingRule<Block, B>>>,

Add all given voting rules to the builder.

pub fn build(self) -> impl VotingRule<Block, B> + Clone

Return a new VotingRule that applies all of the previously added voting rules in-order.

Trait Implementations

impl<Block, B> Default for VotingRulesBuilder<Block, B>where Block: BlockT, B: HeaderBackend<Block> + 'static,

fn default() -> Self

Returns the “default value” for a type.