amoy

package module

v0.2.3 Latest Latest Go to latest Published: Mar 3, 2023 License: MIT Imports: 48 Imported by: 13

Details

Valid go.mod file
Redistributable license
Tagged version
Stable version
Learn more about best practices

Repository

bitbucket.org/ai69/amoy

Links

Open Source Insights

README ¶

amoy

Just another collection of Go utilities among yet another packages.

Telling a programmer there's already a library to do X is like telling a songwriter there's already a song about love.

Documentation ¶

Index ¶

Constants
Variables
func AccumulatedChannel(inCh <-chan []byte, size int) <-chan []byte
func AfterNow(t time.Time) bool
func AppStartTime() time.Time
func AppUpTime() time.Duration
func AppendFileBytes(path string, data []byte) error
func AppendFileLines(path string, lines []string) error
func AppendFileString(path string, content string) error
func Atof32(s string) (float32, error)
func Atof64(s string) (float64, error)
func Atoi(s string) (int, error)
func Atoi16(s string) (int16, error)
func Atoi32(s string) (int32, error)
func Atoi64(s string) (int64, error)
func Atoi8(s string) (int8, error)
func Atou(s string) (uint, error)
func Atou16(s string) (uint16, error)
func Atou32(s string) (uint32, error)
func Atou64(s string) (uint64, error)
func Atou8(s string) (uint8, error)
func BackOffRetry(work func() error, times uint, delay time.Duration) error
func BackOffRetryIf(work func() error, retryIf RetryIfFunc, times uint, delay time.Duration) error
func BeforeNow(t time.Time) bool
func BlockForever()
func BoolPtr(b bool) *bool
func BytePtr(b byte) *byte
func ChangeDir(path string)
func CharBool(yes bool) string
func ChooseWeightStrMap(weightMap map[string]float64) string
func Complex128Ptr(c complex128) *complex128
func Complex64Ptr(c complex64) *complex64
func ComputeSI(input float64) (float64, string)
func ContainsChinese(s string) bool
func ContainsJapanese(s string) bool
func ContainsKorean(s string) bool
func CountDigit(num int) int
func CountFileLines(path string) (count int, err error)
func CountLines(rd io.Reader) (count int, err error)
func CreateHomeDir(dirs ...string) (string, error)
func CurrentFunctionName() string
func DateNowStr() string
func DateUTCNowStr() string
func DayBegin(t time.Time, loc *time.Location) time.Time
func DayEnd(t time.Time, loc *time.Location) time.Time
func Days(n float64) time.Duration
func DecodeBase36ToBytes(b string) []byte
func DelayRun(interval time.Duration, task func()) context.CancelFunc
func DistinctInts(ori []int) []int
func DurationPtr(d time.Duration) *time.Duration
func DurationToString(dr time.Duration) string
func EmojiBool(yes bool) string
func EmojiDone(done bool) string
func EncodeBytesAsBase36(b []byte) string
func EncodeBytesAsBase36Bytes(b []byte) []byte
func EnsureRange(value, min, max int) int
func Eprint(a ...interface{}) (n int, err error)
func Eprintf(format string, a ...interface{}) (n int, err error)
func Eprintln(a ...interface{}) (n int, err error)
func ErrorCause(err error) error
func ErrorPtr(e error) *error
func ExtractBottomLines(rd io.Reader, n int) ([]string, error)
func ExtractFirstLine(rd io.Reader) (string, error)
func ExtractLastLine(rd io.Reader) (string, error)
func ExtractTopLines(rd io.Reader, n int) ([]string, error)
func FNV128a(text string) []byte
func FNV32a(text string) uint32
func FNV64a(text string) uint64
func FeelLucky(rate float64) bool
func FixedRetry(work func() error, times uint, delay time.Duration) error
func FixedRetryIf(work func() error, retryIf RetryIfFunc, times uint, delay time.Duration) error
func Float32Ptr(f float32) *float32
func Float64Ptr(f float64) *float64
func FractionCeil(a, b int) int
func FractionFloor(a, b int) int
func FractionFractional(a, b int) float64
func FractionRound(a, b int) int
func FractionTrunc(a, b int) int
func Fractional(f float64) float64
func Ftoa(num float64) string
func FtoaWithDigits(num float64, digits int) string
func FunctionName(f interface{}) string
func GetCDKey() string
func GetEnvVar(key, fallback string) string
func GetFingerprint(s string) string
func GetHomeDir(dirs ...string) (string, error)
func GetSID() string
func GetUB32() string
func GetUUID() string
func GetUnixTime() int64
func HereDoc(raw string) string
func HereDocf(raw string, args ...interface{}) string
func Hours(n float64) time.Duration
func HumanizeBytes(s uint64) string
func HumanizeDuration(duration time.Duration) string
func HumanizeIBytes(s uint64) string
func Int16Ptr(i int16) *int16
func Int32Ptr(i int32) *int32
func Int64Ptr(i int64) *int64
func Int8Ptr(i int8) *int8
func IntPtr(i int) *int
func IntSlicePtr(s []int) *[]int
func InterfacePtr(i interface{}) *interface{}
func IsInterfaceNil(i interface{}) bool
func IsNoNetworkError(err error) bool
func IsSamePath(p1, p2 string) (bool, error)
func IsTextFile(path string) bool
func IsTimeoutError(err error) bool
func Itoa(i int) string
func Itoa16(i int16) string
func Itoa32(i int32) string
func Itoa64(i int64) string
func Itoa8(i int8) string
func LastYear() int
func LoadGobFile(data interface{}, fileName string) error
func LoadJSONFile(data interface{}, fileName string) error
func LocalDayBegin(t time.Time) time.Time
func LocalDayEnd(t time.Time) time.Time
func MergeIntSequence(num []int, splitSep, rangeSep string) string
func MergeMaps(ms ...map[string]string) map[string]string
func Milliseconds(n float64) time.Duration
func Minutes(n float64) time.Duration
func MustParseDateString(s string) time.Time
func NewLocalDay(year int, month time.Month, day int) time.Time
func NewUTCDay(year int, month time.Month, day int) time.Time
func NextYear() int
func NoopZapLogger() *zap.Logger
func NowStr() string
func ParallelTaskRun(ctx context.Context, workerNum, taskNum int, runFunc TaskRunFunc, ...) error
func ParseHumanizedBytes(s string) (uint64, error)
func ParseIntSequence(s, splitSep, rangeSep string) ([]int, error)
func ParseSI(input string) (float64, string, error)
func ParseUnixTime(u int64) time.Time
func PercentageStr(a, b int) string
func PostJSONAndDumps(url string, dataReq, dataResp interface{}, timeout time.Duration, ...) error
func PostJSONWithHeaders(url string, dataReq, dataResp interface{}, timeout time.Duration, ...) error
func PrintJSON(data interface{})
func PrintOneLineJSON(data interface{})
func Quote() string
func RandomDuration(min, max time.Duration) time.Duration
func RandomFloat(min, max float64) float64
func RandomInt(min, max int) int
func RandomString(length int) string
func RandomTime(start time.Time, d time.Duration) time.Time
func RandomTimeBetween(start, end time.Time) time.Time
func ReadByLine(rd io.Reader, callback LineFunc) (err error)
func ReadFileByLine(path string, callback LineFunc) (err error)
func ReadFileBytes(path string) ([]byte, error)
func ReadFileLines(path string) (lines []string, err error)
func ReadFileString(path string) (string, error)
func ReadLines(rd io.Reader) (lines []string, err error)
func ReadStdinPipe() ([]byte, error)
func RegexMatch(pat, s string) (bool, error)
func RenderPartialBlock(num float64, length int) string
func RenderSparkline(nums []float64) string
func RenderTableString(header []string, rows [][]string) string
func ReplaceString(s string, opt ReplaceStringOptions) string
func ReverseStr(s string) string
func RoundToFixed(num float64, precision int) float64
func RunCombinedCommand(command string) ([]byte, error)
func RunQuietCommand(command string) error
func RunSimpleCommand(command string) ([]byte, []byte, error)
func RunWaitTimeout(timeout time.Duration, task func() error) error
func RunePtr(r rune) *rune
func SI(input float64, unit string) string
func SIWithDigits(input float64, decimals int, unit string) string
func SaveGobFile(data interface{}, fileName string) error
func SaveJSONFile(data interface{}, fileName string) error
func Seconds(n float64) time.Duration
func ShortFunctionName(f interface{}) string
func ShortNowStr() string
func ShortUTCNowStr() string
func SimpleRetry(work func() error) error
func SimpleZapLogger() *zap.Logger
func SimpleZapSugaredLogger() *zap.SugaredLogger
func SleepForDays(n float64)
func SleepForHours(n float64)
func SleepForMilliseconds(n float64)
func SleepForMinutes(n float64)
func SleepForSeconds(n float64)
func SleepWithContext(ctx context.Context, d time.Duration) error
func StringPtr(s string) *string
func StringSlicePtr(s []string) *[]string
func StyleBold(val string) string
func StyleCrossOut(val string) string
func StyleEmail(email string) string
func StyleLabeledLineBreak(label string) string
func SubstrAfterFirst(s, sub string) string
func SubstrAfterLast(s, sub string) string
func SubstrBeforeFirst(s, sub string) string
func SubstrBeforeLast(s, sub string) string
func SubstrOrOrigin(subFunc func(string, string) string, s, sub string) string
func ThisYear() int
func TimePtr(t time.Time) *time.Time
func ToJSON(data interface{}) string
func ToOneLineJSON(data interface{}) string
func TrimInnerSpace(s string) string
func TrimLeftSpace(s string) string
func TrimRightSpace(s string) string
func TrimUTF8BOM(b []byte) []byte
func TruncateStr(s string, limit int) string
func UTCDayBegin(t time.Time) time.Time
func UTCDayEnd(t time.Time) time.Time
func UTCNow() time.Time
func UTCNowStr() string
func Uint16Ptr(u uint16) *uint16
func Uint32Ptr(u uint32) *uint32
func Uint64Ptr(u uint64) *uint64
func Uint8Ptr(u uint8) *uint8
func UintPtr(u uint) *uint
func UintptrPtr(u uintptr) *uintptr
func UnzipDir(srcZip, destDir string, opts ...UnzipConflictStrategy) ([]string, error)
func UnzipFile(srcZip string, handle func(file *zip.File) error) error
func UpdateMinMaxFloat64(value float64, min, max *float64)
func UpdateMinMaxInt(value int, min, max *int)
func Utoa(i uint) string
func Utoa16(i uint16) string
func Utoa32(i uint32) string
func Utoa64(i uint64) string
func Utoa8(i uint8) string
func Weeks(n float64) time.Duration
func WriteFileBytes(path string, data []byte) error
func WriteFileLines(path string, lines []string) error
func WriteFileString(path string, content string) error
func WriteLines(wr io.Writer, lines []string) error
func Years(n float64) time.Duration
func ZipContent(destZip string, content ArchiveContent) error
func ZipDir(destZip string, srcDirs ...string) error
func ZipFile(destZip string, srcFiles ...string) error
type ArchiveContent
- func UnzipContent(srcZip string) (ArchiveContent, error)
type Command
- func StartCommand(command string, opts ...*CommandOptions) (*Command, error)
- func StartSimpleCommand(command string, writerStdout, writerStderr io.Writer) (*Command, error)
- func (c *Command) Done() <-chan struct{}
- func (c *Command) Error() error
- func (c *Command) Exited() bool
- func (c *Command) Kill() error
- func (c *Command) ProcessID() int
- func (c *Command) StartedAt() time.Time
- func (c *Command) Stderr() []byte
- func (c *Command) Stdout() []byte
- func (c *Command) StoppedAt() time.Time
type CommandOptions
type Date
- func FirstDayOfMonth() Date
- func FirstDayOfYear() Date
- func LastDayOfMonth() Date
- func LastDayOfYear() Date
- func NewDate(year, month, day int) Date
- func NewDateFromTime(t time.Time) Date
- func ParseDate(s string) (*Date, error)
- func Today() Date
- func Tomorrow() Date
- func UTCToday() Date
- func UTCTomorrow() Date
- func UTCYesterday() Date
- func Yesterday() Date
- func (d Date) Add(t time.Duration) Date
- func (d Date) AddDay(n int) Date
- func (d Date) AddMonth(n int) Date
- func (d Date) AddYear(n int) Date
- func (d Date) After(t Date) bool
- func (d Date) Before(t Date) bool
- func (d *Date) Clone() Date
- func (d Date) Day() int
- func (d Date) Equal(t Date) bool
- func (d Date) IsSameDay(t Date) bool
- func (d Date) IsSameMonth(t Date) bool
- func (d Date) IsSameYear(t Date) bool
- func (d Date) IsZero() bool
- func (d Date) LocalTime() time.Time
- func (d Date) MarshalJSON() ([]byte, error)
- func (d Date) MarshalText() (text []byte, err error)
- func (d Date) Month() time.Month
- func (d Date) String() string
- func (d Date) Sub(t Date) time.Duration
- func (d Date) SubInDay(t Date) int
- func (d Date) Time(loc *time.Location) time.Time
- func (d Date) UTCTime() time.Time
- func (d *Date) UnmarshalJSON(data []byte) error
- func (d *Date) UnmarshalText(text []byte) error
- func (d Date) Year() int
type HTTPClient
- func NewHTTPClient(opts *HTTPClientOptions) *HTTPClient
- func (c *HTTPClient) Custom(method, url string, queryArgs, headers map[string]string, payload io.Reader) ([]byte, error)
- func (c *HTTPClient) Get(url string, queryArgs, headers map[string]string) ([]byte, error)
- func (c *HTTPClient) GetJSON(url string, queryArgs, headers map[string]string, result interface{}) ([]byte, error)
- func (c *HTTPClient) Post(url string, queryArgs, headers map[string]string, payload io.Reader) ([]byte, error)
- func (c *HTTPClient) PostData(url string, queryArgs, headers map[string]string, payload []byte) ([]byte, error)
- func (c *HTTPClient) PostForm(url string, queryArgs, headers map[string]string, form url.Values) ([]byte, error)
- func (c *HTTPClient) PostJSON(url string, queryArgs, headers map[string]string, payload, result interface{}) ([]byte, error)
type HTTPClientOptions
type LineFunc
type LogConfig
type Logger
- func NewJSONLogger(fileName string, debug bool) *Logger
- func NewLogger(fileName string, debug bool, cfgs ...LogConfig) *Logger
- func NewMonochromeLogger(fileName string, debug bool) *Logger
- func NewPersistentLogger(fileName string, debug bool) *Logger
- func (l *Logger) GetLogLevel() zapcore.Level
- func (l *Logger) Logger() *zap.Logger
- func (l *Logger) LoggerSugared() *zap.SugaredLogger
- func (l *Logger) SetLogLevel(level string)
type NamedValues
- func ExtractNamedValues(r *regexp.Regexp, str string) NamedValues
- func (l NamedValues) IsEmpty() bool
type ReplaceStringOptions
type RetryIfFunc
type Stopwatch
- func NewStopwatch() *Stopwatch
- func (sw *Stopwatch) Elapsed() time.Duration
- func (sw *Stopwatch) ElapsedMilliseconds() int64
- func (sw *Stopwatch) Show()
type TaskResultFunc
type TaskRunFunc
type UnzipConflictStrategy

Constants ¶

View Source

const (
	Byte = 1 << (iota * 10)
	KiByte
	MiByte
	GiByte
	TiByte
	PiByte
	EiByte
)

IEC Sizes. kibis of bits

View Source

const (
	IByte = 1
	KByte = IByte * 1000
	MByte = KByte * 1000
	GByte = MByte * 1000
	TByte = GByte * 1000
	PByte = TByte * 1000
	EByte = PByte * 1000
)

SI Sizes.

View Source

const (
	// MinUint the smallest possible value of uint.
	MinUint = uint(0)
	// MaxUint the largest possible value of uint.
	MaxUint = ^uint(0)

	// MinUint32 the smallest possible value of uint32.
	MinUint32 = uint32(0)
	// MaxUint32 the largest possible value of uint32.
	MaxUint32 = ^uint32(0)

	// MinUint64 the smallest possible value of uint64.
	MinUint64 = uint64(0)
	// MaxUint64 the largest possible value of uint64.
	MaxUint64 = ^uint64(0)

	// MinInt the smallest possible value of int.
	MinInt = -MaxInt - 1
	// MaxInt the largest possible value of int.
	MaxInt = int(^uint(0) >> 1)

	// MinInt32 the smallest possible value of int.
	MinInt32 = -MaxInt32 - 1
	// MaxInt32 the largest possible value of int.
	MaxInt32 = int32(^uint32(0) >> 1)

	// MinInt64 the smallest possible value of int.
	MinInt64 = -MaxInt64 - 1
	// MaxInt64 the largest possible value of int.
	MaxInt64 = int64(^uint64(0) >> 1)
)

View Source

const (
	Nanosecond  time.Duration = 1
	Microsecond               = 1000 * Nanosecond
	Millisecond               = 1000 * Microsecond
	Second                    = 1000 * Millisecond
	Minute                    = 60 * Second
	Hour                      = 60 * Minute
	Day                       = 24 * Hour
	Week                      = 7 * Day
	Year                      = 365 * Day
)

Common durations. Inherited from libexec/src/time/time.go

Variables ¶

View Source

var (
	// ZeroDate is the default Date with zero values.
	ZeroDate = Date{}

	// MinDate is the minimum Date value supported.
	MinDate = Date{1, 1, 1}

	// MaxDate is the maximum Date value supported.
	MaxDate = Date{9999, 12, 31}
)

View Source

var (
	// PositiveInfinity indicates the positive infinity value.
	PositiveInfinity = math.Inf(1)
	// NegativeInfinity indicates the negative infinity value.
	NegativeInfinity = math.Inf(-1)
)

View Source

var (

	// Simple style functions
	StyleIndex     = makeFlexFgStyle("238", "250")
	StyleMessage   = makeFgStyle("200")
	StyleName      = makeFgStyle("207")
	StyleDate      = makeFgStyle("82")
	StyleHighlight = makeFgStyle("227")
	StyleLabel     = makeFgStyle("51")
	StyleAmount    = makeFgStyle("207")
	StyleDot       = colorFg("•", "236")
	StyleDash      = colorFg("-", "236")
	StyleLineBreak = colorFg(strings.Repeat("█", lineBreakLength), "246")
)

View Source

var (
	// ZeroDuration is a zero-value for time.Duration.
	ZeroDuration time.Duration

	// ZeroTime is a zero-value for time.Time.
	ZeroTime = time.Time{}
)

View Source

var DiscardWriteCloser io.WriteCloser = discardCloser{}

DiscardWriteCloser is a WriteCloser on which all Write calls succeed without doing anything.

View Source

var DiscardWriter = io.Discard

DiscardWriter is a Writer on which all Write calls succeed without doing anything.

View Source

var EmptyStr string

EmptyStr is the missing empty string for Go :)

View Source

var (
	// ErrNoPipeData is returned when no data was read from the stdin pipe.
	ErrNoPipeData = errors.New("amoy: no pipe data")
)

View Source

var (

	// ErrWaitTimeout indicates timeout after waiting.
	ErrWaitTimeout = errors.New("amoy: wait timeout")
)

View Source

var Now = time.Now

Now returns the current local time. This value is simply time.Now for consistency.

View Source

var (
	// QuitRead indicates the arbitrary error means to quit from reading.
	QuitRead = errors.New("amoy: quit read by line")
)

View Source

var (
	// QuitUnzip indicates the arbitrary error means to quit from unzip.
	QuitUnzip = errors.New("amoy: quit unzip file")
)

View Source

var (
	// Version is the current version of amoy.
	Version = "v0.2.1"
)

Functions ¶

func AccumulatedChannel ¶ added in v0.1.3

func AccumulatedChannel(inCh <-chan []byte, size int) <-chan []byte

AccumulatedChannel returns a channel that accumulates values from given channel.

func AfterNow ¶

func AfterNow(t time.Time) bool

AfterNow indicates if the given time is after current time.

func AppStartTime ¶ added in v0.1.1

func AppStartTime() time.Time

AppStartTime returns time when the app started.

func AppUpTime ¶ added in v0.1.1

func AppUpTime() time.Duration

AppUpTime returns time elapsed since the app started.

func AppendFileBytes ¶ added in v0.1.0

func AppendFileBytes(path string, data []byte) error

AppendFileBytes writes the given data to the end of a file.

func AppendFileLines ¶ added in v0.1.0

func AppendFileLines(path string, lines []string) error

AppendFileLines appends the given lines to the end of a text file.

func AppendFileString ¶ added in v0.1.0

func AppendFileString(path string, content string) error

AppendFileString appends the given content string to the end of a file.

func Atof32 ¶ added in v0.1.10

func Atof32(s string) (float32, error)

Atof32 is equivalent to strconv.ParseFloat(s, 32).

func Atof64 ¶ added in v0.1.10

func Atof64(s string) (float64, error)

Atof64 is equivalent to strconv.ParseFloat(s, 64).

func Atoi16 ¶ added in v0.1.10

func Atoi16(s string) (int16, error)

Atoi16 is equivalent to strconv.ParseInt(s, 10, 16).

func Atoi32 ¶

func Atoi32(s string) (int32, error)

Atoi32 is equivalent to strconv.ParseInt(s, 10, 32).

func Atoi64 ¶

func Atoi64(s string) (int64, error)

Atoi64 is equivalent to strconv.ParseInt(s, 10, 64).

func Atoi8 ¶ added in v0.1.10

func Atoi8(s string) (int8, error)

Atoi8 is equivalent to strconv.ParseInt(s, 10, 8).

func Atou ¶

func Atou(s string) (uint, error)

Atou is equivalent to strconv.ParseUint(s, 10, 0).

func Atou16 ¶ added in v0.1.10

func Atou16(s string) (uint16, error)

Atou16 is equivalent to strconv.ParseUint(s, 10, 16).

func Atou32 ¶

func Atou32(s string) (uint32, error)

Atou32 is equivalent to strconv.ParseUint(s, 10, 32).

func Atou64 ¶

func Atou64(s string) (uint64, error)

Atou64 is equivalent to strconv.ParseUint(s, 10, 64).

func Atou8 ¶ added in v0.1.10

func Atou8(s string) (uint8, error)

Atou8 is equivalent to strconv.ParseUint(s, 10, 8).

func BackOffRetry ¶

func BackOffRetry(work func() error, times uint, delay time.Duration) error

BackOffRetry retries to execute given function with exponential backoff delay.

func BackOffRetryIf ¶

func BackOffRetryIf(work func() error, retryIf RetryIfFunc, times uint, delay time.Duration) error

BackOffRetryIf retries to execute given function with exponential backoff delay if condition meets.

func BeforeNow ¶

func BeforeNow(t time.Time) bool

BeforeNow indicates if the given time is before current time.

func BlockForever ¶ added in v0.1.3

func BlockForever()

BlockForever blocks current goroutine forever.

func BoolPtr ¶ added in v0.2.3

func BoolPtr(b bool) *bool

BoolPtr returns a pointer to the bool value passed in.

func BytePtr ¶ added in v0.2.3

func BytePtr(b byte) *byte

BytePtr returns a pointer to the byte value passed in.

func ChangeDir ¶

func ChangeDir(path string)

ChangeDir changes the current working directory.

func CharBool ¶ added in v0.1.5

func CharBool(yes bool) string

CharBool returns a Unicode char representing the given boolean value.

func ChooseWeightStrMap ¶ added in v0.0.16

func ChooseWeightStrMap(weightMap map[string]float64) string

ChooseWeightStrMap selects a random string key according to weights in value, or panics for invalid weights or internal errors.

func Complex128Ptr ¶ added in v0.2.3

func Complex128Ptr(c complex128) *complex128

Complex128Ptr returns a pointer to the complex128 value passed in.

func Complex64Ptr ¶ added in v0.2.3

func Complex64Ptr(c complex64) *complex64

Complex64Ptr returns a pointer to the complex64 value passed in.

func ComputeSI ¶

func ComputeSI(input float64) (float64, string)

ComputeSI finds the most appropriate SI prefix for the given number and returns the prefix along with the value adjusted to be within that prefix.

func ContainsChinese ¶ added in v0.1.4

func ContainsChinese(s string) bool

ContainsChinese returns true if the string contains Chinese characters (Hanzhi).

func ContainsJapanese ¶ added in v0.1.4

func ContainsJapanese(s string) bool

ContainsJapanese returns true if the string contains Japanese characters (Kanji, Hiragana, Katakana).

func ContainsKorean ¶ added in v0.1.4

func ContainsKorean(s string) bool

ContainsKorean returns true if the string contains Korean characters (Hangul).

func CountDigit ¶ added in v0.1.2

func CountDigit(num int) int

CountDigit returns the number of digits of a number.

func CountFileLines ¶ added in v0.1.0

func CountFileLines(path string) (count int, err error)

CountFileLines counts all lines from the given file (the line ending chars are not included).

func CountLines ¶

func CountLines(rd io.Reader) (count int, err error)

CountLines counts all lines from the given reader (the line ending chars are not included).

func CreateHomeDir ¶ added in v0.1.9

func CreateHomeDir(dirs ...string) (string, error)

CreateHomeDir creates the nested directory inside home directory if passed in as arguments.

func CurrentFunctionName ¶

func CurrentFunctionName() string

CurrentFunctionName returns name of current function.

func DateNowStr ¶ added in v0.0.15

func DateNowStr() string

DateNowStr returns the date of current local time. e.g. 2021-09-01

func DateUTCNowStr ¶ added in v0.0.15

func DateUTCNowStr() string

DateUTCNowStr returns the date of current UTC time. e.g. 2021-09-01

func DayBegin ¶ added in v0.0.15

func DayBegin(t time.Time, loc *time.Location) time.Time

DayBegin returns the first moment of the given time in given location.

func DayEnd ¶ added in v0.0.15

func DayEnd(t time.Time, loc *time.Location) time.Time

DayEnd returns the last moment of the given time in given location.

func Days ¶ added in v0.0.14

func Days(n float64) time.Duration

Days returns a duration of given days.

func DecodeBase36ToBytes ¶

func DecodeBase36ToBytes(b string) []byte

DecodeBase36ToBytes decodes a base36 string to a byte slice, using alphabet.

func DelayRun ¶ added in v0.0.16

func DelayRun(interval time.Duration, task func()) context.CancelFunc

DelayRun waits for the duration to elapse and then calls task function, if it's not cancelled by the handler returns first. It's like time.AfterFunc but returns context.CancelFunc instead of time.Timer.

func DistinctInts ¶ added in v0.0.15

func DistinctInts(ori []int) []int

DistinctInts returns a new slice with the same order but without duplicate int elements.

func DurationPtr ¶ added in v0.2.3

func DurationPtr(d time.Duration) *time.Duration

DurationPtr returns a pointer to the time.Duration value passed in.

func DurationToString ¶ added in v0.1.4

func DurationToString(dr time.Duration) string

DurationToString returns a string representation (dd:HH:MM:SS.sss) of given duration.

func EmojiBool ¶ added in v0.1.5

func EmojiBool(yes bool) string

EmojiBool returns an emoji char representing the given boolean value.

func EmojiDone ¶ added in v0.1.5

func EmojiDone(done bool) string

EmojiDone returns an emoji char representing the given completion state.

func EncodeBytesAsBase36 ¶

func EncodeBytesAsBase36(b []byte) string

EncodeBytesAsBase36 encodes a byte slice to base36 string.

func EncodeBytesAsBase36Bytes ¶

func EncodeBytesAsBase36Bytes(b []byte) []byte

EncodeBytesAsBase36Bytes encodes a byte slice to base36.

func EnsureRange ¶ added in v0.1.8

func EnsureRange(value, min, max int) int

EnsureRange returns the value if it's between min and max, otherwise it returns min or max, whichever is closer. It panics if min is greater than max.

func Eprint ¶ added in v0.2.2

func Eprint(a ...interface{}) (n int, err error)

Eprint likes fmt.Print but use stderr as the output.

func Eprintf ¶ added in v0.2.2

func Eprintf(format string, a ...interface{}) (n int, err error)

Eprintf likes fmt.Printf but use stderr as the output.

func Eprintln ¶ added in v0.2.2

func Eprintln(a ...interface{}) (n int, err error)

Eprintln likes fmt.Println but use stderr as the output.

func ErrorCause ¶ added in v0.2.3

func ErrorCause(err error) error

ErrorCause returns the cause of an error.

func ErrorPtr ¶ added in v0.2.3

func ErrorPtr(e error) *error

ErrorPtr returns a pointer to the error value passed in.

func ExtractBottomLines ¶ added in v0.1.5

func ExtractBottomLines(rd io.Reader, n int) ([]string, error)

ExtractBottomLines extracts the bottom n lines from the given stream (the line ending chars are not included), or lesser lines if the given stream doesn't contain enough line ending chars.

func ExtractFirstLine ¶ added in v0.1.5

func ExtractFirstLine(rd io.Reader) (string, error)

ExtractFirstLine extracts the first line from the given stream (the line ending chars are not included).

func ExtractLastLine ¶ added in v0.1.5

func ExtractLastLine(rd io.Reader) (string, error)

ExtractLastLine extracts the last line from the given stream (the line ending chars are not included).

func ExtractTopLines ¶ added in v0.1.5

func ExtractTopLines(rd io.Reader, n int) ([]string, error)

ExtractTopLines extracts the top n lines from the given stream (the line ending chars are not included), or lesser lines if the given stream doesn't contain enough line ending chars.

func FNV128a ¶ added in v0.1.2

func FNV128a(text string) []byte

FNV128a returns the 128-bit FNV-1a hash of the given string.

func FNV32a ¶ added in v0.1.2

func FNV32a(text string) uint32

FNV32a returns the 32-bit FNV-1a hash of the given string.

func FNV64a ¶ added in v0.1.2

func FNV64a(text string) uint64

FNV64a returns the 64-bit FNV-1a hash of the given string.

func FeelLucky ¶

func FeelLucky(rate float64) bool

FeelLucky returns the random decision as per a given successful rate.

func FixedRetry ¶

func FixedRetry(work func() error, times uint, delay time.Duration) error

FixedRetry retries to execute given function with consistent same delay.

func FixedRetryIf ¶

func FixedRetryIf(work func() error, retryIf RetryIfFunc, times uint, delay time.Duration) error

FixedRetryIf retries to execute given function with consistent same delay if condition meets.

func Float32Ptr ¶ added in v0.2.3

func Float32Ptr(f float32) *float32

Float32Ptr returns a pointer to the float32 value passed in.

func Float64Ptr ¶ added in v0.2.3

func Float64Ptr(f float64) *float64

Float64Ptr returns a pointer to the float64 value passed in.

func FractionCeil ¶

func FractionCeil(a, b int) int

FractionCeil returns the least integer value greater than or equal to a/b.

func FractionFloor ¶

func FractionFloor(a, b int) int

FractionFloor returns the greatest integer value less than or equal to a/b.

func FractionFractional ¶ added in v0.0.15

func FractionFractional(a, b int) float64

FractionFractional returns the fractional part of floating-point number represented by a/b.

func FractionRound ¶

func FractionRound(a, b int) int

FractionRound returns the nearest integer, rounding half away from zero of a/b.

func FractionTrunc ¶

func FractionTrunc(a, b int) int

FractionTrunc returns the integer value of a/b.

func Fractional ¶ added in v0.1.1

func Fractional(f float64) float64

Fractional returns the fractional part of floating-point number f.

func Ftoa ¶

func Ftoa(num float64) string

Ftoa converts a float to a string with no trailing zeros.

func FtoaWithDigits ¶

func FtoaWithDigits(num float64, digits int) string

FtoaWithDigits converts a float to a string but limits the resulting string to the given number of decimal places, and no trailing zeros.

func FunctionName ¶

func FunctionName(f interface{}) string

FunctionName returns name of the given function.

func GetCDKey ¶ added in v0.2.3

func GetCDKey() string

GetCDKey returns a new random CD key with 25 characters + 4 dashes in custom Base32 encoding (125 random bits in total), which contains no I, O, 0, 1.

func GetEnvVar ¶

func GetEnvVar(key, fallback string) string

GetEnvVar returns the value of the given environment variable or the fallback.

func GetFingerprint ¶

func GetFingerprint(s string) string

GetFingerprint returns SHA1 hash of a string in fingerprint format. e.g. 0a:4d:55:a8:d7:78:e5:02:2f:ab:70:19:77:c5:d8:40:bb:c4:86:d0

func GetHomeDir ¶ added in v0.1.9

func GetHomeDir(dirs ...string) (string, error)

GetHomeDir returns the home directory of the current user, or the nested directory inside home directory if passed in as arguments.

func GetSID ¶

func GetSID() string

GetSID returns a new random UUID in base36 string. e.g. 3wqn6cl0uvfsbchw87izr8scm

func GetUB32 ¶ added in v0.1.10

func GetUB32() string

GetUB32 returns a new random UUID in standard base32 string without padding, i.e. 26-byte long. e.g. AMZIPGLFRVEQLKNI477QBST5V4

func GetUUID ¶

func GetUUID() string

GetUUID returns a new random UUID in hex string. e.g. 7897af8b-9188-4fc5-9e0b-8bf63a2d7bab

func GetUnixTime ¶

func GetUnixTime() int64

GetUnixTime returns a current time in unix timestamp.

func HereDoc ¶ added in v0.2.2

func HereDoc(raw string) string

HereDoc returns un-indented string as here-document.

func HereDocf ¶ added in v0.2.2

func HereDocf(raw string, args ...interface{}) string

HereDocf returns unindented and formatted string as here-document. Formatting is done as for fmt.Printf().

func Hours ¶ added in v0.0.14

func Hours(n float64) time.Duration

Hours returns a duration of given hours.

func HumanizeBytes ¶

func HumanizeBytes(s uint64) string

HumanizeBytes produces a human readable representation of an SI size.

HumanizeBytes(82854982) -> 83 MB

func HumanizeDuration ¶

func HumanizeDuration(duration time.Duration) string

HumanizeDuration humanizes time.Duration output to a meaningful value.

func HumanizeIBytes ¶

func HumanizeIBytes(s uint64) string

HumanizeIBytes produces a human readable representation of an IEC size.

HumanizeIBytes(82854982) -> 79 MiB

func Int16Ptr ¶ added in v0.2.3

func Int16Ptr(i int16) *int16

Int16Ptr returns a pointer to the int16 value passed in.

func Int32Ptr ¶ added in v0.2.3

func Int32Ptr(i int32) *int32

Int32Ptr returns a pointer to the int32 value passed in.

func Int64Ptr ¶ added in v0.2.3

func Int64Ptr(i int64) *int64

Int64Ptr returns a pointer to the int64 value passed in.

func Int8Ptr ¶ added in v0.2.3

func Int8Ptr(i int8) *int8

Int8Ptr returns a pointer to the int8 value passed in.

func IntPtr ¶ added in v0.2.3

func IntPtr(i int) *int

IntPtr returns a pointer to the int value passed in.

func IntSlicePtr ¶ added in v0.2.3

func IntSlicePtr(s []int) *[]int

IntSlicePtr returns a pointer to the []int value passed in.

func InterfacePtr ¶ added in v0.2.3

func InterfacePtr(i interface{}) *interface{}

InterfacePtr returns a pointer to the interface value passed in.

func IsInterfaceNil ¶ added in v0.2.1

func IsInterfaceNil(i interface{}) bool

IsInterfaceNil returns true if the given interface is nil.

func IsNoNetworkError ¶ added in v0.2.1

func IsNoNetworkError(err error) bool

IsNoNetworkError indicates whether the error is caused by no network.

func IsSamePath ¶ added in v0.1.8

func IsSamePath(p1, p2 string) (bool, error)

IsSamePath returns true if two paths describe the same file.

func IsTextFile ¶

func IsTextFile(path string) bool

IsTextFile loads and checks if the given path is a text file.

func IsTimeoutError ¶ added in v0.2.1

func IsTimeoutError(err error) bool

IsTimeoutError checks if error is timeout error.

func Itoa ¶

func Itoa(i int) string

Itoa is equivalent to strconv.Itoa(i).

func Itoa16 ¶ added in v0.1.10

func Itoa16(i int16) string

Itoa16 is equivalent to strconv.FormatInt(int64(i), 10).

func Itoa32 ¶

func Itoa32(i int32) string

Itoa32 is equivalent to strconv.FormatInt(int64(i), 10).

func Itoa64 ¶

func Itoa64(i int64) string

Itoa64 is equivalent to strconv.FormatInt(i, 10).

func Itoa8 ¶ added in v0.1.10

func Itoa8(i int8) string

Itoa8 is equivalent to strconv.FormatInt(int64(i), 10).

func LastYear ¶ added in v0.2.3

func LastYear() int

LastYear returns the year of last year.

func LoadGobFile ¶ added in v0.1.8

func LoadGobFile(data interface{}, fileName string) error

LoadGobFile loads object from the given gob file.

func LoadJSONFile ¶

func LoadJSONFile(data interface{}, fileName string) error

LoadJSONFile loads object from the given JSON file.

func LocalDayBegin ¶ added in v0.0.15

func LocalDayBegin(t time.Time) time.Time

LocalDayBegin returns the first moment of the given time in local timezone.

func LocalDayEnd ¶ added in v0.0.15

func LocalDayEnd(t time.Time) time.Time

LocalDayEnd returns the last moment of the given time in local timezone.

func MergeIntSequence ¶ added in v0.1.5

func MergeIntSequence(num []int, splitSep, rangeSep string) string

MergeIntSequence merges int slices like [8, 8, 9, 10, 20, 12]. into sequences like "8-10,12,20".

func MergeMaps ¶

func MergeMaps(ms ...map[string]string) map[string]string

MergeMaps returns a new map as union set of given maps.

func Milliseconds ¶ added in v0.0.14

func Milliseconds(n float64) time.Duration

Milliseconds returns a duration of given milliseconds.

func Minutes ¶ added in v0.0.14

func Minutes(n float64) time.Duration

Minutes returns a duration of given minutes.

func MustParseDateString ¶ added in v0.1.4

func MustParseDateString(s string) time.Time

MustParseDateString returns a time.Time of given date string (format: 2006-01-02) in UTC, or panics if it fails.

func NewLocalDay ¶ added in v0.1.0

func NewLocalDay(year int, month time.Month, day int) time.Time

NewLocalDay returns the first moment of the given date in local timezone.

func NewUTCDay ¶ added in v0.1.0

func NewUTCDay(year int, month time.Month, day int) time.Time

NewUTCDay returns the first moment of the given date in UTC timezone.

func NextYear ¶ added in v0.2.3

func NextYear() int

NextYear returns the year of next year.

func NoopZapLogger ¶

func NoopZapLogger() *zap.Logger

NoopZapLogger returns a zap logger enabled at fatal level, it basically logs nothing.

func NowStr ¶ added in v0.0.14

func NowStr() string

NowStr returns the current local time in RFC3339Nano format. e.g. 2021-09-01T12:52:33.250864+08:00

func ParallelTaskRun ¶ added in v0.1.9

func ParallelTaskRun(ctx context.Context, workerNum, taskNum int, runFunc TaskRunFunc, doneFunc TaskResultFunc) error

ParallelTaskRun runs a given number of tasks and handles results in parallel.

func ParseHumanizedBytes ¶

func ParseHumanizedBytes(s string) (uint64, error)

ParseHumanizedBytes parses a string representation of bytes into the number of bytes it represents.

ParseHumanizedBytes("42 MB") -> 42000000, nil ParseHumanizedBytes("42 mib") -> 44040192, nil

func ParseIntSequence ¶ added in v0.0.15

func ParseIntSequence(s, splitSep, rangeSep string) ([]int, error)

ParseIntSequence parses sequences like "9-12,10,20" into slices of int like [9, 10, 11, 12, 20].

func ParseSI ¶

func ParseSI(input string) (float64, string, error)

ParseSI parses an SI string back into the number and unit.

func ParseUnixTime ¶

func ParseUnixTime(u int64) time.Time

ParseUnixTime converts a unix timestamp to local time.

func PercentageStr ¶ added in v0.1.2

func PercentageStr(a, b int) string

PercentageStr returns the percentage of a/b as a string.

func PostJSONAndDumps ¶

func PostJSONAndDumps(url string, dataReq, dataResp interface{}, timeout time.Duration, headers map[string]string, dumpReqPath, dumpRespPath string) error

PostJSONAndDumps sends payload in JSON to target URL with given timeout and headers and dumps response and parses response as JSON.

func PostJSONWithHeaders ¶

func PostJSONWithHeaders(url string, dataReq, dataResp interface{}, timeout time.Duration, headers map[string]string) error

PostJSONWithHeaders sends payload in JSON to target URL with given timeout and headers and parses response as JSON.

func PrintJSON ¶

func PrintJSON(data interface{})

PrintJSON outputs data in JSON with indent to console.

func PrintOneLineJSON ¶

func PrintOneLineJSON(data interface{})

PrintOneLineJSON outputs data in JSON in one line.

func Quote ¶

func Quote() string

Quote returns the quote of current version.

func RandomDuration ¶ added in v0.0.16

func RandomDuration(min, max time.Duration) time.Duration

RandomDuration returns a random duration between [min, max).

func RandomFloat ¶ added in v0.1.5

func RandomFloat(min, max float64) float64

RandomFloat returns a random float64 number in [min, max).

func RandomInt ¶ added in v0.1.5

func RandomInt(min, max int) int

RandomInt returns a random int number in [min, max).

func RandomString ¶ added in v0.1.10

func RandomString(length int) string

RandomString returns a random string with given length, length should be greater than 0.

func RandomTime ¶ added in v0.0.16

func RandomTime(start time.Time, d time.Duration) time.Time

RandomTime returns a random time between [start, start+d) or [start+d, start) if d < 0.

func RandomTimeBetween ¶ added in v0.0.16

func RandomTimeBetween(start, end time.Time) time.Time

RandomTimeBetween returns a random time between [start, end).

func ReadByLine ¶

func ReadByLine(rd io.Reader, callback LineFunc) (err error)

ReadByLine iterates the given Reader by lines (the line ending chars are not included).

func ReadFileByLine ¶ added in v0.1.0

func ReadFileByLine(path string, callback LineFunc) (err error)

ReadFileByLine iterates the given file by lines (the line ending chars are not included).

func ReadFileBytes ¶ added in v0.1.0

func ReadFileBytes(path string) ([]byte, error)

ReadFileBytes reads the whole named file and returns the contents. It's a sugar actually, simply calls os.ReadFile like ioutil.ReadFile does since Go 1.16.

func ReadFileLines ¶ added in v0.1.0

func ReadFileLines(path string) (lines []string, err error)

ReadFileLines reads all lines from the given file (the line ending chars are not included).

func ReadFileString ¶ added in v0.1.0

func ReadFileString(path string) (string, error)

ReadFileString reads the whole named file and returns the contents as a string.

func ReadLines ¶

func ReadLines(rd io.Reader) (lines []string, err error)

ReadLines reads all lines from the given reader (the line ending chars are not included).

func ReadStdinPipe ¶ added in v0.1.1

func ReadStdinPipe() ([]byte, error)

ReadStdinPipe reads stdin data via pipe and returns the data.

func RegexMatch ¶ added in v0.0.15

func RegexMatch(pat, s string) (bool, error)

RegexMatch reports whether the string s contains any match of the regular expression pattern.

func RenderPartialBlock ¶ added in v0.2.1

func RenderPartialBlock(num float64, length int) string

RenderPartialBlock generates a partial block string like █▍░░ from a float64 between 0 and 1.

func RenderSparkline ¶ added in v0.1.6

func RenderSparkline(nums []float64) string

RenderSparkline generates a sparkline string like ▅▆▂▂▅▇▂▂▃▆▆▆▅▃ from a slice of float64.

func RenderTableString ¶

func RenderTableString(header []string, rows [][]string) string

RenderTableString renders the rows as table and returns as string for console.

func ReplaceString ¶ added in v0.1.9

func ReplaceString(s string, opt ReplaceStringOptions) string

ReplaceString replaces all occurrences of given strings with replacements, with options to make all the replacements case-insensitive and imitate the case of old string.

func ReverseStr ¶

func ReverseStr(s string) string

ReverseStr returns a reversed string of the given string.

func RoundToFixed ¶ added in v0.0.14

func RoundToFixed(num float64, precision int) float64

RoundToFixed returns the rounding floating number with given precision.

func RunCombinedCommand ¶

func RunCombinedCommand(command string) ([]byte, error)

RunCombinedCommand runs the command and returns its combined standard output and standard error.

func RunQuietCommand ¶

func RunQuietCommand(command string) error

RunQuietCommand runs the command quietly and returns no standard output nor standard error.

func RunSimpleCommand ¶

func RunSimpleCommand(command string) ([]byte, []byte, error)

RunSimpleCommand simply runs the command and returns its standard output and standard error.

func RunWaitTimeout ¶ added in v0.0.16

func RunWaitTimeout(timeout time.Duration, task func() error) error

RunWaitTimeout calls the task function, and waits for the result for the given max timeout.

func RunePtr ¶ added in v0.2.3

func RunePtr(r rune) *rune

RunePtr returns a pointer to the rune value passed in.

func SI ¶

func SI(input float64, unit string) string

SI returns a string with default formatting.

SI uses Ftoa to format float value, removing trailing zeros.

func SIWithDigits ¶

func SIWithDigits(input float64, decimals int, unit string) string

SIWithDigits works like SI but limits the resulting string to the given number of decimal places.

e.g. SIWithDigits(1000000, 0, "B") -> 1 MB e.g. SIWithDigits(2.2345e-12, 2, "F") -> 2.23 pF

func SaveGobFile ¶ added in v0.1.8

func SaveGobFile(data interface{}, fileName string) error

SaveGobFile saves object as a gob file.

func SaveJSONFile ¶

func SaveJSONFile(data interface{}, fileName string) error

SaveJSONFile saves object as a JSON file.

func Seconds ¶ added in v0.0.14

func Seconds(n float64) time.Duration

Seconds returns a duration of given seconds.

func ShortFunctionName ¶

func ShortFunctionName(f interface{}) string

ShortFunctionName returns short name of the given function.

func ShortNowStr ¶ added in v0.0.14

func ShortNowStr() string

ShortNowStr returns the current local time in short format. e.g. 2021-09-01 12:52:33

func ShortUTCNowStr ¶ added in v0.0.15

func ShortUTCNowStr() string

ShortUTCNowStr returns the current UTC time in short format. e.g. 2021-09-01 04:52:33

func SimpleRetry ¶

func SimpleRetry(work func() error) error

SimpleRetry retries to execute given function for 3 times and with exponential backoff delay starting at 300ms.

func SimpleZapLogger ¶

func SimpleZapLogger() *zap.Logger

SimpleZapLogger returns a zap logger with color console as output.

func SimpleZapSugaredLogger ¶

func SimpleZapSugaredLogger() *zap.SugaredLogger

SimpleZapSugaredLogger returns a sugared zap logger with color console as output.

func SleepForDays ¶ added in v0.0.14

func SleepForDays(n float64)

SleepForDays pauses the current goroutine for at least the n days.

func SleepForHours ¶ added in v0.0.14

func SleepForHours(n float64)

SleepForHours pauses the current goroutine for at least the n hours.

func SleepForMilliseconds ¶ added in v0.0.14

func SleepForMilliseconds(n float64)

SleepForMilliseconds pauses the current goroutine for at least the n milliseconds.

func SleepForMinutes ¶ added in v0.0.14

func SleepForMinutes(n float64)

SleepForMinutes pauses the current goroutine for at least the n minutes.

func SleepForSeconds ¶ added in v0.0.14

func SleepForSeconds(n float64)

SleepForSeconds pauses the current goroutine for at least the n seconds.

func SleepWithContext ¶ added in v0.0.16

func SleepWithContext(ctx context.Context, d time.Duration) error

SleepWithContext pauses the current goroutine for the duration d or shorter duration if the context is cancelled. A negative or zero duration causes SleepWithContext to return immediately.

func StringPtr ¶ added in v0.2.3

func StringPtr(s string) *string

StringPtr returns a pointer to the string value passed in.

func StringSlicePtr ¶ added in v0.2.3

func StringSlicePtr(s []string) *[]string

StringSlicePtr returns a pointer to the []string value passed in.

func StyleBold ¶

func StyleBold(val string) string

StyleBold renders a string in bold.

func StyleCrossOut ¶

func StyleCrossOut(val string) string

StyleCrossOut renders a string with cross-out.

func StyleEmail ¶

func StyleEmail(email string) string

StyleEmail renders a string of email with terminal colors.

func StyleLabeledLineBreak ¶ added in v0.2.1

func StyleLabeledLineBreak(label string) string

StyleLabeledLineBreak renders a line break with a label in the middle.

func SubstrAfterFirst ¶

func SubstrAfterFirst(s, sub string) string

SubstrAfterFirst returns a substring which starts after the first occurrence of target and continues to the end, or empty string if the target is not found or empty.

func SubstrAfterLast ¶

func SubstrAfterLast(s, sub string) string

SubstrAfterLast returns a substring which starts after the last occurrence of target and continues to the end, or empty string if the target is not found or empty.

func SubstrBeforeFirst ¶

func SubstrBeforeFirst(s, sub string) string

SubstrBeforeFirst returns a substring which starts starts at the begin of a string and continues to the first occurrence of target, or empty string if the target is not found or empty.

func SubstrBeforeLast ¶

func SubstrBeforeLast(s, sub string) string

SubstrBeforeLast returns a substring which starts starts at the begin of a string and continues to the last occurrence of target, or empty string if the target is not found or empty.

func SubstrOrOrigin ¶

func SubstrOrOrigin(subFunc func(string, string) string, s, sub string) string

SubstrOrOrigin returns the original string if the target is missed in substr function.

func ThisYear ¶ added in v0.2.3

func ThisYear() int

ThisYear returns the year of current date.

func TimePtr ¶ added in v0.2.3

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

TimePtr returns a pointer to the time.Time value passed in.

func ToJSON ¶

func ToJSON(data interface{}) string

ToJSON returns JSON string of data with indent.

func ToOneLineJSON ¶ added in v0.2.0

func ToOneLineJSON(data interface{}) string

ToOneLineJSON returns JSON string of data in one line.

func TrimInnerSpace ¶ added in v0.1.10

func TrimInnerSpace(s string) string

TrimInnerSpace returns a string with all inner, leading, trailing spaces removed.

func TrimLeftSpace ¶ added in v0.1.8

func TrimLeftSpace(s string) string

TrimLeftSpace returns a string with all leading spaces removed.

func TrimRightSpace ¶ added in v0.1.8

func TrimRightSpace(s string) string

TrimRightSpace returns a string with all trailing spaces removed.

func TrimUTF8BOM ¶

func TrimUTF8BOM(b []byte) []byte

TrimUTF8BOM removes the leading UTF-8 byte order mark from bytes.

func TruncateStr ¶

func TruncateStr(s string, limit int) string

TruncateStr renders a truncated string of the given length, or original one if it's shorter.

func UTCDayBegin ¶ added in v0.0.15

func UTCDayBegin(t time.Time) time.Time

UTCDayBegin returns the first moment of the given time in UTC timezone.

func UTCDayEnd ¶ added in v0.0.15

func UTCDayEnd(t time.Time) time.Time

UTCDayEnd returns the last moment of the given time in UTC timezone.

func UTCNow ¶ added in v0.0.14

func UTCNow() time.Time

UTCNow returns the current UTC time.

func UTCNowStr ¶ added in v0.0.14

func UTCNowStr() string

UTCNowStr returns the current UTC time in RFC3339Nano format. e.g. 2021-09-01T04:52:33.251188Z

func Uint16Ptr ¶ added in v0.2.3

func Uint16Ptr(u uint16) *uint16

Uint16Ptr returns a pointer to the uint16 value passed in.

func Uint32Ptr ¶ added in v0.2.3

func Uint32Ptr(u uint32) *uint32

Uint32Ptr returns a pointer to the uint32 value passed in.

func Uint64Ptr ¶ added in v0.2.3

func Uint64Ptr(u uint64) *uint64

Uint64Ptr returns a pointer to the uint64 value passed in.

func Uint8Ptr ¶ added in v0.2.3

func Uint8Ptr(u uint8) *uint8

Uint8Ptr returns a pointer to the uint8 value passed in.

func UintPtr ¶ added in v0.2.3

func UintPtr(u uint) *uint

UintPtr returns a pointer to the uint value passed in.

func UintptrPtr ¶ added in v0.2.3

func UintptrPtr(u uintptr) *uintptr

UintptrPtr returns a pointer to the uintptr value passed in.

func UnzipDir ¶

func UnzipDir(srcZip, destDir string, opts ...UnzipConflictStrategy) ([]string, error)

UnzipDir decompresses a zip archive, extracts all files and folders within the zip file to an output directory.

func UnzipFile ¶

func UnzipFile(srcZip string, handle func(file *zip.File) error) error

UnzipFile decompresses a zip archive, extracts all files and call handlers.

func UpdateMinMaxFloat64 ¶ added in v0.1.8

func UpdateMinMaxFloat64(value float64, min, max *float64)

UpdateMinMaxFloat64 updates the min and max values if the value is less than the current min or greater than the current max.

The function takes three arguments:

* value: The value to compare against the current min and max. * min: A pointer to the current min value. * max: A pointer to the current max value.

func UpdateMinMaxInt ¶ added in v0.1.8

func UpdateMinMaxInt(value int, min, max *int)

UpdateMinMaxInt updates the min and max values if the value is less than the current min or greater than the current max.

The function takes three arguments:

* value: The value to compare against the current min and max. * min: A pointer to the current min value. * max: A pointer to the current max value.

func Utoa ¶

func Utoa(i uint) string

Utoa is equivalent to strconv.FormatUint(uint64(i), 10).

func Utoa16 ¶ added in v0.1.10

func Utoa16(i uint16) string

Utoa16 is equivalent to strconv.FormatUint(uint64(i), 10).

func Utoa32 ¶

func Utoa32(i uint32) string

Utoa32 is equivalent to strconv.FormatUint(uint64(i), 10).

func Utoa64 ¶

func Utoa64(i uint64) string

Utoa64 is equivalent to strconv.FormatUint(i, 10).

func Utoa8 ¶ added in v0.1.10

func Utoa8(i uint8) string

Utoa8 is equivalent to strconv.FormatUint(uint64(i), 10).

func Weeks ¶ added in v0.0.14

func Weeks(n float64) time.Duration

Weeks returns a duration of given weeks.

func WriteFileBytes ¶ added in v0.1.0

func WriteFileBytes(path string, data []byte) error

WriteFileBytes writes the given data into a file.

func WriteFileLines ¶ added in v0.1.0

func WriteFileLines(path string, lines []string) error

WriteFileLines writes the given lines as a text file.

func WriteFileString ¶ added in v0.1.0

func WriteFileString(path string, content string) error

WriteFileString writes the given content string into a file.

func WriteLines ¶

func WriteLines(wr io.Writer, lines []string) error

WriteLines writes the given lines to a Writer.

func Years ¶ added in v0.0.14

func Years(n float64) time.Duration

Years returns a duration of given years.

func ZipContent ¶

func ZipContent(destZip string, content ArchiveContent) error

ZipContent compresses data entries into a single zip archive file.

func ZipDir ¶

func ZipDir(destZip string, srcDirs ...string) error

ZipDir compresses one or many directories into a single zip archive file. Existing destination file will be overwritten.

func ZipFile ¶

func ZipFile(destZip string, srcFiles ...string) error

ZipFile compresses one or many files into a single zip archive file.

Types ¶

type ArchiveContent ¶

type ArchiveContent map[string][]byte

ArchiveContent represents a map between filename and data.

func UnzipContent ¶

func UnzipContent(srcZip string) (ArchiveContent, error)

UnzipContent decompresses a zip archive, extracts all files within the zip file to map of bytes.

type Command ¶

type Command struct {
	sync.Mutex
	// contains filtered or unexported fields
}

Command represents an external command being running or exited.

func StartCommand ¶

func StartCommand(command string, opts ...*CommandOptions) (*Command, error)

StartCommand starts the specified command with given options but does not wait for it to complete.

func StartSimpleCommand ¶

func StartSimpleCommand(command string, writerStdout, writerStderr io.Writer) (*Command, error)

StartSimpleCommand starts the specified command but does not wait for it to complete, and simultaneously writes its standard output and standard error to given writers.

func (*Command) Done ¶

func (c *Command) Done() <-chan struct{}

Done returns a channel that's closed when the command exits.

func (*Command) Error ¶

func (c *Command) Error() error

Error returns the error after the command exits if it exists.

func (*Command) Exited ¶

func (c *Command) Exited() bool

Exited reports whether the command has exited.

func (*Command) Kill ¶

func (c *Command) Kill() error

Kill causes the command to exit immediately, and does not wait until it has actually exited.

func (*Command) ProcessID ¶

func (c *Command) ProcessID() int

ProcessID indicates PID of the command.

func (*Command) StartedAt ¶

func (c *Command) StartedAt() time.Time

StartedAt indicates the moment that the command started.

func (*Command) Stderr ¶

func (c *Command) Stderr() []byte

Stderr returns a slice holding the content of the standard error of the command.

func (*Command) Stdout ¶

func (c *Command) Stdout() []byte

Stdout returns a slice holding the content of the standard output of the command.

func (*Command) StoppedAt ¶

func (c *Command) StoppedAt() time.Time

StoppedAt indicates the moment that the command stopped or zero if it's still running.

type CommandOptions ¶

type CommandOptions struct {
	// WorkDir is the working directory of the command.
	WorkDir string
	// EnvVar appends the environment variables of the command.
	EnvVar map[string]string
	// Stdout is the writer to write standard output to. Use os.Pipe() to create a pipe for this, if you want to handle the result synchronously.
	Stdout io.Writer
	// Stderr is the writer to write standard error to. Use os.Pipe() to create a pipe for this, if you want to handle the result synchronously.
	Stderr io.Writer
	// DisableResult indicates whether to disable the buffered result of the command, especially important for long-running commands.
	DisableResult bool
	// Stdin is the input to the command's standard input.
	Stdin io.Reader
	// TODO: not implemented
	Timeout time.Time
}

CommandOptions represents custom options to execute external command.

type Date ¶ added in v0.1.0

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

Date represents the missing data structure for date.

func FirstDayOfMonth ¶ added in v0.1.1

func FirstDayOfMonth() Date

FirstDayOfMonth returns the first day of current month.

func FirstDayOfYear ¶ added in v0.1.1

func FirstDayOfYear() Date

FirstDayOfYear returns the first day of current year.

func LastDayOfMonth ¶ added in v0.1.1

func LastDayOfMonth() Date

LastDayOfMonth returns the last day of current month.

func LastDayOfYear ¶ added in v0.1.1

func LastDayOfYear() Date

LastDayOfYear returns the last day of current year.

func NewDate ¶ added in v0.1.0

func NewDate(year, month, day int) Date

NewDate creates a new Date instance.

func NewDateFromTime ¶ added in v0.1.0

func NewDateFromTime(t time.Time) Date

NewDateFromTime converts a time.Time into Date instance.

func ParseDate ¶ added in v0.1.0

func ParseDate(s string) (*Date, error)

ParseDate parses a formatted string into Date structure.

func Today ¶ added in v0.1.1

func Today() Date

Today returns the current date.

func Tomorrow ¶ added in v0.2.3

func Tomorrow() Date

Tomorrow returns the date of tomorrow.

func UTCToday ¶ added in v0.1.1

func UTCToday() Date

UTCToday returns the current date in UTC.

func UTCTomorrow ¶ added in v0.2.3

func UTCTomorrow() Date

UTCTomorrow returns the date of tomorrow in UTC.

func UTCYesterday ¶ added in v0.2.3

func UTCYesterday() Date

UTCYesterday returns the date of yesterday in UTC.

func Yesterday ¶ added in v0.2.3

func Yesterday() Date

Yesterday returns the date of yesterday.

func (Date) Add ¶ added in v0.1.0

func (d Date) Add(t time.Duration) Date

Add returns a Date instance for the duration after the given date.

func (Date) AddDay ¶ added in v0.1.0

func (d Date) AddDay(n int) Date

AddDay returns a Date instance for given days after the current date.

func (Date) AddMonth ¶ added in v0.1.0

func (d Date) AddMonth(n int) Date

AddMonth returns a Date instance for given months after the current date.

func (Date) AddYear ¶ added in v0.1.0

func (d Date) AddYear(n int) Date

AddYear returns a Date instance for given years after the current date.

func (Date) After ¶ added in v0.1.0

func (d Date) After(t Date) bool

After indicates if current date is later than the given date.

func (Date) Before ¶ added in v0.1.0

func (d Date) Before(t Date) bool

Before indicates if current date is earlier than the given date.

func (*Date) Clone ¶ added in v0.2.2

func (d *Date) Clone() Date

Clone returns a copy of current instance.

func (Date) Day ¶ added in v0.1.0

func (d Date) Day() int

Day returns the day of the month specified by d.

func (Date) Equal ¶ added in v0.1.0

func (d Date) Equal(t Date) bool

Equal indicates if current date and the given date are equal.

func (Date) IsSameDay ¶ added in v0.2.2

func (d Date) IsSameDay(t Date) bool

IsSameDay returns true if current date and the given date are in the same day of the same month of the same year.

func (Date) IsSameMonth ¶ added in v0.2.2

func (d Date) IsSameMonth(t Date) bool

IsSameMonth returns true if current date and the given date are in the same month of the same year.

func (Date) IsSameYear ¶ added in v0.2.2

func (d Date) IsSameYear(t Date) bool

IsSameYear returns true if current date and the given date are in the same year.

func (Date) IsZero ¶ added in v0.2.2

func (d Date) IsZero() bool

IsZero indicates if current date is zero value.

func (Date) LocalTime ¶ added in v0.1.0

func (d Date) LocalTime() time.Time

LocalTime returns a local time.Time for current instance.

func (Date) MarshalJSON ¶ added in v0.1.0

func (d Date) MarshalJSON() ([]byte, error)

MarshalJSON implements the json.Marshaler interface. The time is a quoted string in ISO 8601 date format, with sub-second precision added if present.

func (Date) MarshalText ¶ added in v0.1.0

func (d Date) MarshalText() (text []byte, err error)

MarshalText implements the encoding.TextMarshaler interface. The time is formatted in ISO 8601 date format, with sub-second precision added if present.

func (Date) Month ¶ added in v0.1.0

func (d Date) Month() time.Month

Month returns the month of the year specified by d.

func (Date) String ¶ added in v0.1.0

func (d Date) String() string

func (Date) Sub ¶ added in v0.1.2

func (d Date) Sub(t Date) time.Duration

Sub returns the duration between two dates.

func (Date) SubInDay ¶ added in v0.1.2

func (d Date) SubInDay(t Date) int

SubInDay returns the duration between two dates in day.

func (Date) Time ¶ added in v0.1.0

func (d Date) Time(loc *time.Location) time.Time

Time returns a time.Time with given location for current instance.

func (Date) UTCTime ¶ added in v0.1.0

func (d Date) UTCTime() time.Time

UTCTime returns a UTC time.Time for current instance.

func (*Date) UnmarshalJSON ¶ added in v0.1.0

func (d *Date) UnmarshalJSON(data []byte) error

UnmarshalJSON implements the json.Unmarshaler interface. The date is expected to be a quoted string in ISO 8601 date format.

func (*Date) UnmarshalText ¶ added in v0.1.0

func (d *Date) UnmarshalText(text []byte) error

UnmarshalText implements the encoding.TextUnmarshaler interface. The time is expected to be in ISO 8601 date format.

func (Date) Year ¶ added in v0.1.0

func (d Date) Year() int

Year returns the year in which d occurs.

type HTTPClient ¶ added in v0.2.1

type HTTPClient struct {
	*http.Client
	// contains filtered or unexported fields
}

HTTPClient is a wrapper of http.Client with some helper methods.

func NewHTTPClient ¶ added in v0.2.1

func NewHTTPClient(opts *HTTPClientOptions) *HTTPClient

NewHTTPClient creates a new HTTPClient.

func (*HTTPClient) Custom ¶ added in v0.2.1

func (c *HTTPClient) Custom(method, url string, queryArgs, headers map[string]string, payload io.Reader) ([]byte, error)

Custom performs a custom request with given method, url, query arguments, headers and io.Reader payload as body.

func (*HTTPClient) Get ¶ added in v0.2.1

func (c *HTTPClient) Get(url string, queryArgs, headers map[string]string) ([]byte, error)

Get performs a GET request. It shadows the http.Client.Get method.

func (*HTTPClient) GetJSON ¶ added in v0.2.1

func (c *HTTPClient) GetJSON(url string, queryArgs, headers map[string]string, result interface{}) ([]byte, error)

GetJSON performs a GET request, parses the JSON-encoded response data and stores in the value pointed to by result.

func (*HTTPClient) Post ¶ added in v0.2.1

func (c *HTTPClient) Post(url string, queryArgs, headers map[string]string, payload io.Reader) ([]byte, error)

Post performs a POST request with given io.Reader payload as body. It shadows the http.Client.Post method.

func (*HTTPClient) PostData ¶ added in v0.2.1

func (c *HTTPClient) PostData(url string, queryArgs, headers map[string]string, payload []byte) ([]byte, error)

PostData performs a POST request with given bytes payload as body.

func (*HTTPClient) PostForm ¶ added in v0.2.3

func (c *HTTPClient) PostForm(url string, queryArgs, headers map[string]string, form url.Values) ([]byte, error)

PostForm performs a POST request with given form data as body.

func (*HTTPClient) PostJSON ¶ added in v0.2.1

func (c *HTTPClient) PostJSON(url string, queryArgs, headers map[string]string, payload, result interface{}) ([]byte, error)

PostJSON performs a POST request with given JSON payload as body, parses the JSON-encoded response data and stores in the value pointed to by result.

type HTTPClientOptions ¶ added in v0.2.1

type HTTPClientOptions struct {
	// Client is the underlying http.Client, you can set it to use your own client with transport.
	Client *http.Client
	// Timeout is the maximum amount of time a dial will wait for a connect to complete.
	Timeout time.Duration
	// UserAgent is the User-Agent header value.
	UserAgent string
	// Headers is the default HTTP headers.
	Headers map[string]string
	// Insecure indicates whether to skip TLS verification.
	Insecure bool
	// DisableRedirect indicates whether to disable redirect for HTTP 301, 302, 303, 307, 308.
	DisableRedirect bool
	// Username is the username for basic authentication.
	Username string
	// Password is the password for basic authentication.
	Password string
	// BearerToken is the bearer token for token authentication. It will override the basic authentication if it's set together.
	BearerToken string
}

HTTPClientOptions represents options for HTTPClient.

type LineFunc ¶

type LineFunc func(line string) (err error)

LineFunc stands for a handler for each line string.

type LogConfig ¶

type LogConfig struct {
	ConsoleFormat string
	FileFormat    string
	Monochrome    bool
	MaxFileSizeMB int
	MaxBackups    int
	CompressFile  bool
}

LogConfig stands for config of logging.

type Logger ¶

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

Logger is a wrapper of uber/zap logger with dynamic log level.

func NewJSONLogger ¶

func NewJSONLogger(fileName string, debug bool) *Logger

NewJSONLogger returns a Logger with given log path and debug mode and all output format is JSON.

func NewLogger ¶

func NewLogger(fileName string, debug bool, cfgs ...LogConfig) *Logger

NewLogger returns a Logger with given log path and debug mode.

func NewMonochromeLogger ¶ added in v0.1.2

func NewMonochromeLogger(fileName string, debug bool) *Logger

NewMonochromeLogger returns a Logger with given log path and debug mode and output in console, save as json, and never cleans up.

func NewPersistentLogger ¶

func NewPersistentLogger(fileName string, debug bool) *Logger

NewPersistentLogger returns a Logger with given log path and debug mode and output in console with color, save as json, and never cleans up.

func (*Logger) GetLogLevel ¶

func (l *Logger) GetLogLevel() zapcore.Level

GetLogLevel returns the log level of loggers inside the wrapper.

func (*Logger) Logger ¶

func (l *Logger) Logger() *zap.Logger

Logger returns a zap logger inside the wrapper.

func (*Logger) LoggerSugared ¶

func (l *Logger) LoggerSugared() *zap.SugaredLogger

LoggerSugared returns a sugared zap logger inside the wrapper.

func (*Logger) SetLogLevel ¶

func (l *Logger) SetLogLevel(level string)

SetLogLevel sets the log level of loggers inside the wrapper.

type NamedValues ¶

type NamedValues map[string]string

NamedValues represents a named value map for named capturing groups.

func ExtractNamedValues ¶

func ExtractNamedValues(r *regexp.Regexp, str string) NamedValues

ExtractNamedValues returns a named value map with the given compiled regular expression and original string.

func (NamedValues) IsEmpty ¶

func (l NamedValues) IsEmpty() bool

IsEmpty indicates if the given map is empty.

type ReplaceStringOptions ¶ added in v0.1.9

type ReplaceStringOptions struct {
	// Replacements is a map of old-new string pairs.
	Replacements map[string]string
	// CaseInsensitive indicates if the match should be case-insensitive.
	CaseInsensitive bool
	// ImitateResult indicates if the result should be the imitation (about case) of the original string.
	ImitateResult bool
}

ReplaceStringOptions indicates the options for the ReplaceString function.

type RetryIfFunc ¶

type RetryIfFunc func(error) bool

RetryIfFunc represents function signature of retry if function.

type Stopwatch ¶

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

Stopwatch provides a set of methods to measure elapsed time.

func NewStopwatch ¶

func NewStopwatch() *Stopwatch

NewStopwatch returns a Stopwatch instance which just starts to measure.

func (*Stopwatch) Elapsed ¶

func (sw *Stopwatch) Elapsed() time.Duration

Elapsed returns the total elapsed time measured by the current instance.

func (*Stopwatch) ElapsedMilliseconds ¶ added in v0.0.16

func (sw *Stopwatch) ElapsedMilliseconds() int64

ElapsedMilliseconds returns the total elapsed time measured by the current instance, in milliseconds.

func (*Stopwatch) Show ¶

func (sw *Stopwatch) Show()

Show outputs elapsed time measured by the current instance to console.

type TaskResultFunc ¶ added in v0.1.9

type TaskResultFunc func(ctx context.Context, taskID int, result interface{}, err error)

TaskResultFunc is a function that handles the result of a task.

type TaskRunFunc ¶ added in v0.1.9

type TaskRunFunc func(ctx context.Context, taskID int) (interface{}, error)

TaskRunFunc is a function that runs a task and returns the result with error.

type UnzipConflictStrategy ¶ added in v0.2.1

type UnzipConflictStrategy uint8

UnzipConflictStrategy defines the strategy to handle the conflict when extracting files from a zip archive.

const (
	// UnzipConflictSkip skips the file if it already exists in the destination folder.
	UnzipConflictSkip UnzipConflictStrategy = iota
	// UnzipConflictOverwrite overwrites the file if it already exists in the destination folder.
	UnzipConflictOverwrite
	// UnzipConflictRename renames the new file if it already exists in the destination folder.
	UnzipConflictRename
	// UnzipConflictKeepOld keeps the file with earlier modification time if it already exists in the destination folder.
	UnzipConflictKeepOld
	// UnzipConflictKeepNew keeps the file with later modification time if it already exists in the destination folder.
	UnzipConflictKeepNew
)

Source Files ¶

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README ¶

amoy

Documentation ¶

Index ¶

Constants ¶

Variables ¶

Functions ¶

func AccumulatedChannel ¶ added in v0.1.3

func AfterNow ¶

func AppStartTime ¶ added in v0.1.1

func AppUpTime ¶ added in v0.1.1

func AppendFileBytes ¶ added in v0.1.0

func AppendFileLines ¶ added in v0.1.0

func AppendFileString ¶ added in v0.1.0

func Atof32 ¶ added in v0.1.10

func Atof64 ¶ added in v0.1.10

func Atoi ¶

func Atoi16 ¶ added in v0.1.10

func Atoi32 ¶

func Atoi64 ¶

func Atoi8 ¶ added in v0.1.10

func Atou ¶

func Atou16 ¶ added in v0.1.10

func Atou32 ¶

func Atou64 ¶

func Atou8 ¶ added in v0.1.10

func BackOffRetry ¶

func BackOffRetryIf ¶

func BeforeNow ¶

func BlockForever ¶ added in v0.1.3

func BoolPtr ¶ added in v0.2.3

func BytePtr ¶ added in v0.2.3

func ChangeDir ¶

func CharBool ¶ added in v0.1.5

func ChooseWeightStrMap ¶ added in v0.0.16

func Complex128Ptr ¶ added in v0.2.3

func Complex64Ptr ¶ added in v0.2.3

func ComputeSI ¶

func ContainsChinese ¶ added in v0.1.4

func ContainsJapanese ¶ added in v0.1.4

func ContainsKorean ¶ added in v0.1.4

func CountDigit ¶ added in v0.1.2

func CountFileLines ¶ added in v0.1.0

func CountLines ¶

func CreateHomeDir ¶ added in v0.1.9

func CurrentFunctionName ¶

func DateNowStr ¶ added in v0.0.15

func DateUTCNowStr ¶ added in v0.0.15

func DayBegin ¶ added in v0.0.15

func DayEnd ¶ added in v0.0.15

func Days ¶ added in v0.0.14

func DecodeBase36ToBytes ¶

func DelayRun ¶ added in v0.0.16

func DistinctInts ¶ added in v0.0.15

func DurationPtr ¶ added in v0.2.3

func DurationToString ¶ added in v0.1.4

func EmojiBool ¶ added in v0.1.5

func EmojiDone ¶ added in v0.1.5

func EncodeBytesAsBase36 ¶

func EncodeBytesAsBase36Bytes ¶

func EnsureRange ¶ added in v0.1.8

func Eprint ¶ added in v0.2.2

func Eprintf ¶ added in v0.2.2

func Eprintln ¶ added in v0.2.2

func ErrorCause ¶ added in v0.2.3

func ErrorPtr ¶ added in v0.2.3

func ExtractBottomLines ¶ added in v0.1.5

func ExtractFirstLine ¶ added in v0.1.5

func ExtractLastLine ¶ added in v0.1.5

func ExtractTopLines ¶ added in v0.1.5

func FNV128a ¶ added in v0.1.2

func FNV32a ¶ added in v0.1.2

func FNV64a ¶ added in v0.1.2

func FeelLucky ¶

func FixedRetry ¶

func FixedRetryIf ¶

func Float32Ptr ¶ added in v0.2.3

func Float64Ptr ¶ added in v0.2.3

func FractionCeil ¶

func FractionFloor ¶