eth

type BlockByHashFn func(ctx context.Context, hash common.Hash) (*types.Block, error)

type BlockByHashSource interface {
	BlockByHash(ctx context.Context, hash common.Hash) (*types.Block, error)
}

type BlockByNumFn func(ctx context.Context, number *big.Int) (*types.Block, error)

type BlockByNumberSource interface {
	BlockByNumber(ctx context.Context, number *big.Int) (*types.Block, error)
}

type BlockID struct {
	Hash   common.Hash
	Number uint64
}

type BlockLinkByNumber interface {
	BlockLinkByNumber(ctx context.Context, num uint64) (self BlockID, parent BlockID, err error)
}

type BlockLinkByNumberFn func(ctx context.Context, num uint64) (self BlockID, parent BlockID, err error)

type BlockSource interface {
	BlockByHashSource
	BlockByNumberSource
}

type CombinedL1Source struct {
	// contains filtered or unexported fields
}

type HeadSignal struct {
	Parent BlockID
	Self   BlockID
}

type HeadSignalFn func(sig HeadSignal)

type HeaderByHashFn func(ctx context.Context, hash common.Hash) (*types.Header, error)

type HeaderByHashSource interface {
	HeaderByHash(ctx context.Context, hash common.Hash) (*types.Header, error)
}

type HeaderByNumberFn func(ctx context.Context, number *big.Int) (*types.Header, error)

type HeaderByNumberSource interface {
	HeaderByNumber(ctx context.Context, number *big.Int) (*types.Header, error)
}

type L1Source interface {
	NewHeadSource
	HeaderByHashSource
	HeaderByNumberSource
	ReceiptSource
	BlockByHashSource
	Close()
}

type NewHeadFn func(ctx context.Context, ch chan<- *types.Header) (ethereum.Subscription, error)

type NewHeadSource interface {
	SubscribeNewHead(ctx context.Context, ch chan<- *types.Header) (ethereum.Subscription, error)
}

type ReceiptFn func(ctx context.Context, txHash common.Hash) (*types.Receipt, error)

type ReceiptSource interface {
	TransactionReceipt(ctx context.Context, txHash common.Hash) (*types.Receipt, error)
}