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fix: don't remove while iterating #5460

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Nov 29, 2024
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5 changes: 3 additions & 2 deletions state-chain/pallets/cf-vaults/src/lib.rs
Original file line number Diff line number Diff line change
Expand Up @@ -259,8 +259,9 @@ impl<T: Config<I>, I: 'static> VaultKeyWitnessedHandler<T::Chain> for Pallet<T,

impl<T: Config<I>, I: 'static> EpochTransitionHandler for Pallet<T, I> {
fn on_expired_epoch(expired_epoch: EpochIndex) {
for epoch in
VaultStartBlockNumbers::<T, I>::iter_keys().filter(|epoch| *epoch <= expired_epoch)
for epoch in VaultStartBlockNumbers::<T, I>::iter_keys()
.filter(|epoch| *epoch <= expired_epoch)
.collect::<Vec<EpochIndex>>()
{
VaultStartBlockNumbers::<T, I>::remove(epoch);
}
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