util

Aug 22, 2019

Changes in this version

+ func IsBlankString(str string) bool

+ func IsHexString(str string) bool

+ func RandomBytes(n int) ([]byte, error)

+ func RandomHex(n int) (string, error)

+ func SHA256(data []byte) []byte

+ type StringSet map[string]struct

+ func NewStringSet() StringSet

+ func StringSetFromStringSlice(slice []string) StringSet

+ func (s StringSet) Add(value string)

+ func (s StringSet) Contains(value string) bool

+ func (s StringSet) Remove(value string)