flag

Documentation

Overview

Package flag contains helpers for accepting Ethereum data types as command-line parameters, including transaction hashes as hex and uint256s in either hex or decimal form.

Index

• type TransactionHash
  • func (tg *TransactionHash) Set(value string) error
  • func (tg *TransactionHash) String() string
• type Uint256
  • func (u256 *Uint256) Set(s string) error
  • func (u256 *Uint256) String() string

Types

type TransactionHash

type TransactionHash struct {
	Hash *common.Hash
}

TransactionHash can be used as a cli.Flag.Value that captures a transaction hash from a command-line flag.

func (*TransactionHash) Set

func (tg *TransactionHash) Set(value string) error

Set sets the transaction hash flag's value from the given string.

func (*TransactionHash) String

func (tg *TransactionHash) String() string

String returns a string representation of the transaction hash flag.

type Uint256

type Uint256 struct {
	Uint *big.Int
}

Uint256 can be used as a cli.Flag.Value that captures a 256-bit big.Int value from a command-line flag.

func (*Uint256) Set

func (u256 *Uint256) Set(s string) error

Set sets the Uint256 flag's value from the given string.

func (*Uint256) String

func (u256 *Uint256) String() string

String returns a string representation of the Uint256 flag as hex.