Fix clippy warnings (#1385)

## Issue Addressed

NA

## Proposed Changes

Fixes most clippy warnings and ignores the rest of them, see issue #1388.
This commit is contained in:
blacktemplar
2020-07-23 14:18:00 +00:00
parent ba10c80633
commit 23a8f31f83
93 changed files with 396 additions and 396 deletions

View File

@@ -1,11 +1,14 @@
use crate::ForkChoiceStore;
use std::marker::PhantomData;
use proto_array::{Block as ProtoBlock, ProtoArrayForkChoice};
use ssz_derive::{Decode, Encode};
use std::marker::PhantomData;
use types::{
BeaconBlock, BeaconState, BeaconStateError, Epoch, EthSpec, Hash256, IndexedAttestation, Slot,
};
use crate::ForkChoiceStore;
use std::cmp::Ordering;
/// Defined here:
///
/// https://github.com/ethereum/eth2.0-specs/blob/v0.12.1/specs/phase0/fork-choice.md#configuration
@@ -301,21 +304,22 @@ where
.get_block(&block_root)
.ok_or_else(|| Error::MissingProtoArrayBlock(block_root))?;
if block.slot > ancestor_slot {
Ok(self
match block.slot.cmp(&ancestor_slot) {
Ordering::Greater => Ok(self
.proto_array
.core_proto_array()
.iter_block_roots(&block_root)
// Search for a slot that is **less than or equal to** the target slot. We check
// for lower slots to account for skip slots.
.find(|(_, slot)| *slot <= ancestor_slot)
.map(|(root, _)| root))
} else if block.slot == ancestor_slot {
Ok(Some(block_root))
} else {
// Root is older than queried slot, thus a skip slot. Return most recent root prior to
// slot.
Ok(Some(block_root))
.map(|(root, _)| root)),
Ordering::Less => Ok(Some(block_root)),
Ordering::Equal =>
// Root is older than queried slot, thus a skip slot. Return most recent root prior
// to slot.
{
Ok(Some(block_root))
}
}
}
@@ -331,17 +335,14 @@ where
let store = &mut self.fc_store;
let result = self
.proto_array
self.proto_array
.find_head(
store.justified_checkpoint().epoch,
store.justified_checkpoint().root,
store.finalized_checkpoint().epoch,
store.justified_balances(),
)
.map_err(Into::into);
result
.map_err(Into::into)
}
/// Returns `true` if the given `store` should be updated to set
@@ -496,17 +497,16 @@ where
// information:
//
// https://github.com/ethereum/eth2.0-specs/pull/1880
if *self.fc_store.justified_checkpoint() != state.current_justified_checkpoint {
if state.current_justified_checkpoint.epoch
if *self.fc_store.justified_checkpoint() != state.current_justified_checkpoint
&& (state.current_justified_checkpoint.epoch
> self.fc_store.justified_checkpoint().epoch
|| self
.get_ancestor(self.fc_store.justified_checkpoint().root, finalized_slot)?
!= Some(self.fc_store.finalized_checkpoint().root)
{
self.fc_store
.set_justified_checkpoint(state.current_justified_checkpoint)
.map_err(Error::UnableToSetJustifiedCheckpoint)?;
}
!= Some(self.fc_store.finalized_checkpoint().root))
{
self.fc_store
.set_justified_checkpoint(state.current_justified_checkpoint)
.map_err(Error::UnableToSetJustifiedCheckpoint)?;
}
}
@@ -557,13 +557,13 @@ where
//
// This is not in the specification, however it should be transparent to other nodes. We
// return early here to avoid wasting precious resources verifying the rest of it.
if indexed_attestation.attesting_indices.len() == 0 {
if indexed_attestation.attesting_indices.is_empty() {
return Err(InvalidAttestation::EmptyAggregationBitfield);
}
let slot_now = self.fc_store.get_current_slot();
let epoch_now = slot_now.epoch(E::slots_per_epoch());
let target = indexed_attestation.data.target.clone();
let target = indexed_attestation.data.target;
// Attestation must be from the current or previous epoch.
if target.epoch > epoch_now {
@@ -822,9 +822,10 @@ pub struct PersistedForkChoice {
#[cfg(test)]
mod tests {
use super::*;
use types::{EthSpec, MainnetEthSpec};
use super::*;
type E = MainnetEthSpec;
#[test]