transaction

May 20, 2021

Changes in this version

+ var ErrMonitorClosed = errors.New("monitor closed")

+ var ErrTransactionCancelled = errors.New("transaction cancelled")

+ var ErrTransactionNotFound = errors.New("transaction not found")

+ var ErrTransactionPending = errors.New("transaction in pending status")

+ var ErrTransactionSenderInvalid = errors.New("invalid transaction sender")

type Backend

+ NonceAt func(ctx context.Context, account common.Address, blockNumber *big.Int) (uint64, error)

+ type Matcher struct

+ func NewMatcher(backend Backend, signer types.Signer) *Matcher

+ func (m Matcher) Matches(ctx context.Context, tx []byte, networkID uint64, senderOverlay swarm.Address) (bool, error)

+ type Monitor interface

+ WatchTransaction func(txHash common.Hash, nonce uint64) (<-chan types.Receipt, <-chan error, error)

+ func NewMonitor(logger logging.Logger, backend Backend, sender common.Address, ...) Monitor

type Service

+ WatchSentTransaction func(txHash common.Hash) (<-chan types.Receipt, <-chan error, error)

Mar 23, 2021

Changes in this version

+ var ErrEventNotFound = errors.New("event not found")

+ var ErrNoTopic = errors.New("no topic")

+ func FindSingleEvent(abi *abi.ABI, receipt *types.Receipt, contractAddress common.Address, ...) error

+ func ParseABIUnchecked(json string) abi.ABI

+ func ParseEvent(a *abi.ABI, eventName string, c interface{}, e types.Log) error

type Service

+ Call func(ctx context.Context, request *TxRequest) (result []byte, err error)

Feb 9, 2021

Changes in this version

+ func IsSynced(ctx context.Context, backend Backend, maxDelay time.Duration) (bool, error)

+ func WaitSynced(ctx context.Context, backend Backend, maxDelay time.Duration) error

type Backend

+ BalanceAt func(ctx context.Context, address common.Address, block *big.Int) (*big.Int, error)

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

+ HeaderByNumber func(ctx context.Context, number *big.Int) (*types.Header, error)

Nov 24, 2020

Changes in this version

+ var ErrTransactionReverted = errors.New("transaction reverted")

+ type Backend interface

+ TransactionByHash func(ctx context.Context, hash common.Hash) (tx *types.Transaction, isPending bool, err error)

+ TransactionReceipt func(ctx context.Context, txHash common.Hash) (*types.Receipt, error)

+ type Service interface

+ Send func(ctx context.Context, request *TxRequest) (txHash common.Hash, err error)

+ WaitForReceipt func(ctx context.Context, txHash common.Hash) (receipt *types.Receipt, err error)

+ func NewService(logger logging.Logger, backend Backend, signer crypto.Signer) (Service, error)

+ type TxRequest struct

+ Data []byte

+ GasLimit uint64

+ GasPrice *big.Int

+ To common.Address

+ Value *big.Int