utils

Documentation

Index

• func ConvertToTopics(signatures [][]string) [][]string
• func FormatDuration(d time.Duration) string
• func FormatNumber(n uint64) string
• func FunctionSignatureToTopic(signature string) string
• func HexQtyToUint64(s string) (uint64, error)
• func Keccak256(data []byte) []byte
• func Normalize(address string) string
• func Uint64ToHexQty(n uint64) string

Functions

func ConvertToTopics

func ConvertToTopics(signatures [][]string) [][]string

func FormatDuration

func FormatDuration(d time.Duration) string

func FormatNumber

func FormatNumber(n uint64) string

func FunctionSignatureToTopic

func FunctionSignatureToTopic(signature string) string

FunctionSignatureTopic converts a funciton signature to its Keccak256 Example: "Transfer(address,address,uint256)" -> "0xddf252ad1be2c89b69c2b068fc378daa952ba7f163c4a11628f55a4df523b3ef"

func HexQtyToUint64

func HexQtyToUint64(s string) (uint64, error)

func Keccak256

func Keccak256(data []byte) []byte

Keccak256 computes the Keccak256 hash of input data

func Normalize

func Normalize(address string) string

Normalize converts address to lower case and trim the first two character "0x"

func Uint64ToHexQty

func Uint64ToHexQty(n uint64) string

Helpers (hex quantity <-> uint64)