util

Documentation

Index

• func BigIntToIP(i *big.Int) net.IP
• func CalculateCIDR(startIP, endIP string) (string, error)
• func CopyToClipboardUseOsc52(str string) error
• func DeepCopy(value any) any
• func DeleteSelf()
• func Duration2String(t time.Duration, secondPrecision ...string) string
• func FindMissingNumbers(numbers []int) []int
• func GetGitBranchHash(url, branch string) (string, error)
• func Getenv(key string, defaultValue string) string
• func GroupNumbers(numbers []int, groupSize int) [][]int
• func IpToBigInt(ip net.IP) *big.Int
• func IsProcessExist(pid string) bool
• func RandomPort(start, end int, seed int64) int
• func Sha256(data []byte) []byte
• func TimeToPrt(t time.Time) *time.Time
• func Try(fn func()) (t *try)
• func UniqueArray[T any, N any](data []N, f func(N) T) []T
• type FileInfo
  • func GetGitHubFileInfo(owner, repo, filePath string) (*FileInfo, error)
• type MapItem
• type Maps
  • func NewMap() Maps
  • func (m Maps) Delete(key string, f ...func())
  • func (m Maps) Get(key string, f ...func(any, bool)) (any, bool)
  • func (m Maps) Set(key string, value any, f ...func())
• type Num
• type Snowflake
  • func (s *Snowflake) GenerateId() (int64, error)

Functions

func BigIntToIP

func BigIntToIP(i *big.Int) net.IP

func CalculateCIDR

func CalculateCIDR(startIP, endIP string) (string, error)

CIDR 计算

func CopyToClipboardUseOsc52

func CopyToClipboardUseOsc52(str string) error

func DeepCopy

func DeepCopy(value any) any

func DeleteSelf

func DeleteSelf()

func Duration2String

func Duration2String(t time.Duration, secondPrecision ...string) string

func FindMissingNumbers

func FindMissingNumbers(numbers []int) []int

FindMissingNumbers 寻找连续数字中的空缺数字

func GetGitBranchHash

func GetGitBranchHash(url, branch string) (string, error)

func Getenv

func Getenv(key string, defaultValue string) string

func GroupNumbers

func GroupNumbers(numbers []int, groupSize int) [][]int

GroupNumbers 将连续数字进行分组 numbers 输入数字 groupSize 每组最多容纳数字个数，当groupSize <= 0时不做限制

func IpToBigInt

func IpToBigInt(ip net.IP) *big.Int

func IsProcessExist

func IsProcessExist(pid string) bool

func RandomPort

func RandomPort(start, end int, seed int64) int

返回随机端口

func Sha256

func Sha256(data []byte) []byte

func TimeToPrt

func TimeToPrt(t time.Time) *time.Time

func Try

func Try(fn func()) (t *try)

func UniqueArray

func UniqueArray[T any, N any](data []N, f func(N) T) []T

UniqueArray 输出唯一数组

Types

type FileInfo

type FileInfo struct {
	Name        string `json:"name"`
	Path        string `json:"path"`
	Sha         string `json:"sha"`
	Size        int    `json:"size"`
	Url         string `json:"url"`
	HtmlUrl     string `json:"html_url"`
	GitUrl      string `json:"git_url"`
	DownloadUrl string `json:"download_url"`
	Type        string `json:"type"`
	Content     string `json:"content"`
	Encoding    string `json:"encoding"`
	Links       struct {
		Self string `json:"self"`
		Git  string `json:"git"`
		Html string `json:"html"`
	} `json:"_links"`
}

func GetGitHubFileInfo

func GetGitHubFileInfo(owner, repo, filePath string) (*FileInfo, error)

type MapItem

type MapItem struct {
	// contains filtered or unexported fields
}

type Maps

type Maps map[uint8]*MapItem

func NewMap

func NewMap() Maps

func (Maps) Delete

func (m Maps) Delete(key string, f ...func())

func (Maps) Get

func (m Maps) Get(key string, f ...func(any, bool)) (any, bool)

func (Maps) Set

func (m Maps) Set(key string, value any, f ...func())

type Num

type Num interface {
	~int | ~uint | ~uint8 | ~int8 | ~int32 | ~uint32 | ~int64 | ~uint64 |
		~float32 | ~float64
}

type Snowflake

type Snowflake struct {
	// 基准时间
	BaseTime time.Time
	// 逻辑id，可以是部署的机器id
	LogicalId int64

	// 所有bit总和不能超过64
	// 毫秒时间所占长度，默认41bit 大概可以在基准时间上用69年左右
	BaseTimeBit int64
	// 默认13bit
	LogicalIdBit int64
	// 自增序列，默认10bit
	AutoIncrementBit int64
	// contains filtered or unexported fields
}

func (*Snowflake) GenerateId

func (s *Snowflake) GenerateId() (int64, error)