utils

func EncodeChainID ¶

func EncodeChainID(chainID *big.Int) ([]byte, error)

func EncodeChainIDAsString ¶

func EncodeChainIDAsString(chainID *big.Int) (string, error)

encodeChainIDAsString converts a *big.Int chain ID to its string representation

func LoadAbi ¶

func LoadAbi(path string) (*abi.ABI, error)

Load contract abi at the given path

func LoadPrivateKey ¶

func LoadPrivateKey(cfg *config.Config, chainId int) (*bind.TransactOpts, error)

Load and unlock the keystore with XCHAIN_PASSPHRASE env var return a transaction authorizer