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Remove state.get_crosslink_committee fn

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Replaced by state.get_crosslink_committee_for_shard
This commit is contained in:
Paul Hauner
2019-05-19 17:08:09 +10:00
parent ea96d24420
commit 9264ec1aa9
5 changed files with 18 additions and 31 deletions
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29
eth2/types/src/beacon_state.rs
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@@ -307,12 +307,12 @@ impl<T: EthSpec> BeaconState<T> {
///
/// Spec v0.6.1
pub fn get_attestation_slot(&self, attestation_data: &AttestationData) -> Result<Slot, Error> {
let target_epoch =
let target_relative_epoch =
RelativeEpoch::from_epoch(self.current_epoch(), attestation_data.target_epoch)?;
let cc = self
.get_crosslink_committee_for_shard(attestation_data.shard, target_epoch)?
.ok_or_else(|| Error::NoCommitteeForShard)?;
let cc =
self.get_crosslink_committee_for_shard(attestation_data.shard, target_relative_epoch)?;
Ok(cc.slot)
}
@@ -361,25 +361,14 @@ impl<T: EthSpec> BeaconState<T> {
&self,
shard: u64,
relative_epoch: RelativeEpoch,
) -> Result<Option<CrosslinkCommittee>, Error> {
) -> Result<CrosslinkCommittee, Error> {
let cache = self.cache(relative_epoch)?;
Ok(cache.get_crosslink_committee_for_shard(shard))
}
let committee = cache
.get_crosslink_committee_for_shard(shard)
.ok_or_else(|| Error::NoCommitteeForShard)?;
/// Return the crosslink committeee for `shard` in `epoch`.
///
/// Note: Utilizes the cache and will fail if the appropriate cache is not initialized.
///
/// Spec v0.6.1
pub fn get_crosslink_committee(
&self,
epoch: Epoch,
shard: u64,
spec: &ChainSpec,
) -> Result<&CrosslinkCommittee, Error> {
drop((epoch, shard, spec));
unimplemented!()
Ok(committee)
}
/// Returns the beacon proposer index for the `slot` in the given `relative_epoch`.