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output_alphabet.go
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/
output_alphabet.go
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package outputs
import (
"context"
"github.com/ethereum-optimism/optimism/op-challenger/game/fault/contracts"
"github.com/ethereum-optimism/optimism/op-challenger/game/fault/trace"
"github.com/ethereum-optimism/optimism/op-challenger/game/fault/trace/alphabet"
"github.com/ethereum-optimism/optimism/op-challenger/game/fault/trace/split"
"github.com/ethereum-optimism/optimism/op-challenger/game/fault/types"
"github.com/ethereum-optimism/optimism/op-challenger/metrics"
"github.com/ethereum-optimism/optimism/op-service/eth"
"github.com/ethereum/go-ethereum/common"
"github.com/ethereum/go-ethereum/log"
)
func NewOutputAlphabetTraceAccessor(
logger log.Logger,
m metrics.Metricer,
prestateProvider types.PrestateProvider,
rollupClient OutputRollupClient,
l1Head eth.BlockID,
splitDepth types.Depth,
prestateBlock uint64,
poststateBlock uint64,
) (*trace.Accessor, error) {
outputProvider := NewTraceProvider(logger, prestateProvider, rollupClient, l1Head, splitDepth, prestateBlock, poststateBlock)
alphabetCreator := func(ctx context.Context, localContext common.Hash, depth types.Depth, agreed contracts.Proposal, claimed contracts.Proposal) (types.TraceProvider, error) {
provider := alphabet.NewTraceProvider(agreed.L2BlockNumber, depth)
return provider, nil
}
cache := NewProviderCache(m, "output_alphabet_provider", alphabetCreator)
selector := split.NewSplitProviderSelector(outputProvider, splitDepth, OutputRootSplitAdapter(outputProvider, cache.GetOrCreate))
return trace.NewAccessor(selector), nil
}