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Refactor <V, B> to type V, type B

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This commit is contained in:
Luke Parker
2022-10-16 03:55:39 -04:00
parent a5f1ddaf1b
commit f79321233d
4 changed files with 43 additions and 26 deletions
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17
substrate/tendermint/src/ext.rs
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@@ -3,6 +3,12 @@ use core::{hash::Hash, fmt::Debug};
pub trait ValidatorId: Clone + Copy + PartialEq + Eq + Hash + Debug {}
impl<V: Clone + Copy + PartialEq + Eq + Hash + Debug> ValidatorId for V {}
// Type aliases which are distinct according to the type system
#[derive(Clone, Copy, PartialEq, Eq, Hash, Debug)]
pub struct BlockNumber(pub u32);
#[derive(Clone, Copy, PartialEq, Eq, Hash, Debug)]
pub struct Round(pub u16);
#[derive(Clone, Copy, PartialEq, Eq, Debug)]
pub enum BlockError {
// Invalid behavior entirely
@@ -17,12 +23,17 @@ pub trait Block: Clone + PartialEq {
fn id(&self) -> Self::Id;
}
pub trait Network<V: ValidatorId, B: Block> {
pub trait Network {
type ValidatorId: ValidatorId;
type Block: Block;
fn total_weight(&self) -> u64;
fn weight(&self, validator: V) -> u64;
fn weight(&self, validator: Self::ValidatorId) -> u64;
fn threshold(&self) -> u64 {
((self.total_weight() * 2) / 3) + 1
}
fn validate(&mut self, block: B) -> Result<(), BlockError>;
fn proposer(&self, number: BlockNumber, round: Round) -> Self::ValidatorId;
fn validate(&mut self, block: Self::Block) -> Result<(), BlockError>;
}