nimbus-eth2/tests/spec_epoch_processing/epoch_utils.nim

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1.7 KiB
Nim

# beacon_chain
# Copyright (c) 2018 Status Research & Development GmbH
# Licensed and distributed under either of
# * MIT license (license terms in the root directory or at http://opensource.org/licenses/MIT).
# * Apache v2 license (license terms in the root directory or at http://www.apache.org/licenses/LICENSE-2.0).
# at your option. This file may not be copied, modified, or distributed except according to those terms.
import
# Specs
../../beacon_chain/spec/[datatypes, state_transition_epoch, validator, helpers],
# Internals
../../beacon_chain/[state_transition]
proc processSlotsUntilEndCurrentEpoch(state: var BeaconState) =
# Process all slots until the end of the last slot of the current epoch
let slot = state.slot + SLOTS_PER_EPOCH - (state.slot mod SLOTS_PER_EPOCH)
# Transition to slot before the epoch state transition
process_slots(state, slot - 1)
# For the last slot of the epoch,
# only process_slot without process_epoch
# (see process_slots())
process_slot(state)
proc transitionEpochUntilJustificationFinalization*(state: var BeaconState) =
# Process slots and do the epoch transition until crosslinks
processSlotsUntilEndCurrentEpoch(state)
# From process_epoch()
var per_epoch_cache = get_empty_per_epoch_cache()
process_justification_and_finalization(state, per_epoch_cache)
proc transitionEpochUntilCrosslinks*(state: var BeaconState) =
# Process slots and do the epoch transition until crosslinks
processSlotsUntilEndCurrentEpoch(state)
# From process_epoch()
var per_epoch_cache = get_empty_per_epoch_cache()
process_justification_and_finalization(state, per_epoch_cache)
process_crosslinks(state, per_epoch_cache)