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Use if let Ok for committee_bits

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dapplion
2024-06-18 18:00:58 +02:00
parent dec7cff9c7
commit 6a4d842376
1 changed files with 5 additions and 15 deletions
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20
beacon_node/beacon_chain/src/attestation_verification.rs
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@@ -519,7 +519,7 @@ impl<'a, T: BeaconChainTypes> IndexedAggregatedAttestation<'a, T> {
.tree_hash_root();
// [New in Electra:EIP7549]
verify_committee_index(attestation, &chain.spec)?;
verify_committee_index(attestation)?;
if chain
.observed_attestations
@@ -837,7 +837,7 @@ impl<'a, T: BeaconChainTypes> IndexedUnaggregatedAttestation<'a, T> {
}
// [New in Electra:EIP7549]
verify_committee_index(attestation, &chain.spec)?;
verify_committee_index(attestation)?;
// Attestations must be for a known block. If the block is unknown, we simply drop the
// attestation and do not delay consideration for later.
@@ -1337,20 +1337,10 @@ pub fn verify_signed_aggregate_signatures<T: BeaconChainTypes>(
/// Verify that the `attestation` committee index is properly set for the attestation's fork.
/// This function will only apply verification post-Electra.
pub fn verify_committee_index<E: EthSpec>(
attestation: AttestationRef<E>,
spec: &ChainSpec,
) -> Result<(), Error> {
if spec
.fork_name_at_slot::<E>(attestation.data().slot)
.electra_enabled()
{
pub fn verify_committee_index<E: EthSpec>(attestation: AttestationRef<E>) -> Result<(), Error> {
if let Ok(committee_bits) = attestation.committee_bits() {
// Check to ensure that the attestation is for a single committee.
let num_committee_bits = get_committee_indices::<E>(
attestation
.committee_bits()
.map_err(|e| Error::BeaconChainError(e.into()))?,
);
let num_committee_bits = get_committee_indices::<E>(committee_bits);
if num_committee_bits.len() != 1 {
return Err(Error::NotExactlyOneCommitteeBitSet(
num_committee_bits.len(),