makeTopics converts a filter query argument list into a filter topic set.

WaitMined waits for tx to be mined on the blockchain.

ContractBackend defines the methods needed to work with contracts on a read-write basis.

ContractCaller defines the methods needed to allow operating with contract on a read only basis.

ContractFilterer defines the methods needed to access log events using one-off queries or continuous event subscriptions.

ContractTransactor defines the methods needed to allow operating with contract on a write only basis.

DeployBackend wraps the operations needed by WaitMined and WaitDeployed.

PendingContractCaller defines methods to perform contract calls on the pending state.

SignerFn is a signer function callback when a contract requires a method to sign the transaction before submission.