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ethfinalizer

package

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Versions in this module

v1

v1.42.1

Feb 21, 2026

v1.42.0

Feb 18, 2026

Changes in this version

type FinalizerOptions

+ NonceStuckTimeout time.Duration

+ OnStuck func(first, latest *Status[T])

+ OnUnstuck func()

+ TransactionStuckTimeout time.Duration

type Mempool

+ SetError func(ctx context.Context, transaction common.Hash, err error) error

+ Status func(ctx context.Context, nonce uint64) (*Status[T], *Status[T], error)

+ type Status struct

+ Error error

+ Time time.Time

+ Transaction *Transaction[T]

v1.41.2

Feb 12, 2026

v1.41.1

Feb 11, 2026

v1.41.0

Jan 26, 2026

Changes in this version

+ type Chain interface

+ BaseFee func(ctx context.Context) (*big.Int, error)

+ ChainID func() *big.Int

+ GasPrice func(ctx context.Context) (*big.Int, error)

+ IsEIP1559 func() bool

+ LatestNonce func(ctx context.Context, address common.Address) (uint64, error)

+ PendingNonce func(ctx context.Context, address common.Address) (uint64, error)

+ PriorityFee func(ctx context.Context) (*big.Int, error)

+ Send func(ctx context.Context, transaction *types.Transaction) error

+ Subscribe func(ctx context.Context) (<-chan Diff, error)

+ func NewEthkitChain(options EthkitChainOptions) (Chain, error)

+ type Diff struct

+ Added map[common.Hash]struct{}

+ Removed map[common.Hash]struct{}

+ type EthkitChainOptions struct

+ ChainID *big.Int

+ GasGauge *ethgas.GasGauge

+ GasGaugeSpeed GasGaugeSpeed

+ IsEIP1559 bool

+ Logger *slog.Logger

+ Monitor *ethmonitor.Monitor

+ PriorityFee *big.Int

+ Provider *ethrpc.Provider

+ func (o EthkitChainOptions) IsValid() error

+ type Event struct

+ Added *Transaction[T]

+ Removed *Transaction[T]

+ type Finalizer struct

+ func NewFinalizer[T any](options FinalizerOptions[T]) (*Finalizer[T], error)

+ func (f *Finalizer[T]) IsRunning() bool

+ func (f *Finalizer[T]) Run(ctx context.Context) error

+ func (f *Finalizer[T]) Send(ctx context.Context, transaction *types.Transaction, metadata T) (*types.Transaction, error)

+ func (f *Finalizer[T]) Subscribe(ctx context.Context) <-chan Event[T]

+ type FinalizerOptions struct

+ Chain Chain

+ FeeMargin int

+ Logger *slog.Logger

+ Mempool Mempool[T]

+ PollInterval time.Duration

+ PollTimeout time.Duration

+ PriceBump int

+ RetryDelay time.Duration

+ SubscriptionBuffer int

+ Wallet *ethwallet.Wallet

+ func (o FinalizerOptions[T]) IsValid() error

+ type GasGaugeSpeed int

+ const GasGaugeSpeedDefault

+ const GasGaugeSpeedFast

+ const GasGaugeSpeedInstant

+ const GasGaugeSpeedSlow

+ const GasGaugeSpeedStandard

+ type Mempool interface

+ Commit func(ctx context.Context, transaction *types.Transaction, metadata T) error

+ Nonce func(ctx context.Context) (uint64, error)

+ PriciestTransactions func(ctx context.Context, fromNonce uint64, before time.Time) (map[uint64]*Transaction[T], error)

+ Transactions func(ctx context.Context, hashes map[common.Hash]struct{}) (map[common.Hash]*Transaction[T], error)

+ func NewMemoryMempool[T any]() Mempool[T]

+ type Transaction struct

+ Metadata T