utils

package module

v0.0.0-...-ade9fc0 Latest Latest Go to latest Published: Oct 10, 2020 License: MIT Imports: 12 Imported by: 0

Details

Valid go.mod file

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Repository

github.com/MDGSF/utils

README ¶

golang utility

golang test

go test

go test -v

go test -v hello_test.go

go test -v -test.run TestAgent

go test -cover -coverprofile=cover.out

go tool cover -html=cover.out -o coverage.html

go test -bench=. -run=none -benchmem

go test ./... -cover -coverprofile=cover.out -coverpkg=github.com/hujia-team/annotations_tool,github.com/hujia-team/annotations_tool/modules/dbm

运行当前目录，包括子目录中的所有测试文件
go test ./...

This should run all tests with import path prefixed with `foo/`:
go test foo/...

例子:
go test github.com/hujia-team/annotations_tool/...
运行包　github.com/hujia-team/annotations_tool 下面，包括子目录的所有测试文件

buffer reader

bytes.Buffer()
bytes.NewReader()
bufio.NewReader()

seperator in code

// ---------------------------------------------------

Documentation ¶

Overview ¶

Provides leaky buffer, based on the example in Effective Go.

Index ¶

Constants
Variables
func AfterSeconds(secs int) time.Time
func BPutUint16(b []byte, v uint16)
func BPutUint32(b []byte, v uint32)
func BPutUint64(b []byte, v uint64)
func BUint16(b []byte) uint16
func BUint32(b []byte) uint32
func BUint64(b []byte) uint64
func BytesToInt32(b []byte) int
func CopyMap(dest, src map[string]interface{})
func CutMsgWithTemplate(tpl interface{}, msg interface{}) interface{}
func FileExists(path string) bool
func GetRandomBytes(n int, alphabets ...byte) []byte
func GetRandomString(n int, alphabets ...byte) string
func Int32Distinct(intList []int32) []int32
func Int32ListEqual(a []int32, b []int32) bool
func Int32ListRemove(intList []int32, element int) []int32
func Int64ToString(num int64) string
func IntTo4Bytes(n int) []byte
func IntToString(num int) string
func IsDir(path string) bool
func IsFile(path string) bool
func IsStringInArray(str string, array []string) bool
func IsStringWildCardMatchArray(s string, array []string) bool
func LPutUint16(b []byte, v uint16)
func LPutUint32(b []byte, v uint32)
func LPutUint64(b []byte, v uint64)
func LUint16(b []byte) uint16
func LUint32(b []byte) uint32
func LUint64(b []byte) uint64
func MakeTimeFromMicroSeconds(usec int64) time.Time
func MakeTimeFromMilliSeconds(msec int64) time.Time
func MakeTimeFromNanoSeconds(nsec int64) time.Time
func MakeTimeFromSeconds(sec int64) time.Time
func Max(a, b int) int
func Min(a, b int) int
func NewRandString(alphabets string, length int) string
func ObjectToJSONBuffer(obj interface{}) (res []byte)
func PackUint32BE(num uint32) []byte
func PackUint32LE(num uint32) []byte
func PathExists(path string) (bool, error)
func SelfDir() string
func SelfPath() string
func StringToFloat32(str string) float32
func StringToFloat64(str string) float64
func StringToInt(str string) int
func StringToInt64(str string) int64
func StringToUint32(str string) uint32
func StringToUint64(str string) uint64
func TimeNowMicroSecond() int64
func TimeNowMilliSecond() int64
func TimeNowNonoSecond() int64
func TimeNowSecond() int64
func ToInt(value interface{}) (num int, err error)
func ToInt64(value interface{}) (num int64, err error)
func Uint64ToString(num uint64) string
func UnpackUint32BE(data []byte) uint32
func UnpackUint32LE(data []byte) uint32
func WildCardDeepMatchRune(pattern, name []rune, plus bool) bool
func WildCardMatch(pattern string, name string) bool
type LeakyBuf
- func NewLeakyBuf(n, bufSize int) *LeakyBuf
- func (lb *LeakyBuf) Get() (b []byte)
- func (lb *LeakyBuf) Put(b []byte)

Constants ¶

View Source

const (
	NanoPerMicro  = 1000
	NanoPerMilli  = 1000 * NanoPerMicro
	NanoPerSecond = 1000 * NanoPerMilli
	NanoPerMinute = 60 * NanoPerSecond
	NanoPerHour   = 60 * NanoPerMinute
	NanoPerDay    = 24 * NanoPerHour
	NanoPerWeek   = 7 * NanoPerDay

	MicroPerMilli  = 1000
	MicroPerSecond = 1000 * MicroPerMilli
	MicroPerMinute = 60 * MicroPerSecond
	MicroPerHour   = 60 * MicroPerMinute
	MicroPerDay    = 24 * MicroPerHour
	MicroPerWeek   = 7 * MicroPerDay

	MilliPerSecond = 1000
	MilliPerMinute = 60 * MilliPerSecond
	MilliPerHour   = 60 * MilliPerMinute
	MilliPerDay    = 24 * MilliPerHour
	MilliPerWeek   = 7 * MilliPerDay

	SecondsPerMinute = 60
	SecondsPerHour   = 60 * SecondsPerMinute
	SecondsPerDay    = 24 * SecondsPerHour
	SecondsPerWeek   = 7 * SecondsPerDay
)

Variables ¶

View Source

var GLeakyBuf = NewLeakyBuf(maxNBuf, leakyBufSize)

Functions ¶

func AfterSeconds ¶

func AfterSeconds(secs int) time.Time

AfterSeconds return secs seconds from now.

func BPutUint16 ¶

func BPutUint16(b []byte, v uint16)

func BPutUint32 ¶

func BPutUint32(b []byte, v uint32)

func BPutUint64 ¶

func BPutUint64(b []byte, v uint64)

func BUint16 ¶

func BUint16(b []byte) uint16

func BUint32 ¶

func BUint32(b []byte) uint32

func BUint64 ¶

func BUint64(b []byte) uint64

func BytesToInt32 ¶

func BytesToInt32(b []byte) int

BytesToInt32 change byte array to int.

func CopyMap ¶

func CopyMap(dest, src map[string]interface{})

CopyMap copy src to dest

func CutMsgWithTemplate ¶

func CutMsgWithTemplate(tpl interface{}, msg interface{}) interface{}

CutMsgWithTemplate 根据 tpl 从 msg 中取出数据，放到 result 中

func FileExists ¶

func FileExists(path string) bool

FileExists judge whether file or directory exists.

func GetRandomBytes ¶

func GetRandomBytes(n int, alphabets ...byte) []byte

GetRandomBytes generate random byte slice @param n[in]: the length of random string

func GetRandomString ¶

func GetRandomString(n int, alphabets ...byte) string

GetRandomString generate random string @param n[in]: the length of random string

func Int32Distinct ¶

func Int32Distinct(intList []int32) []int32

Int32Distinct get distinct elements from intList

func Int32ListEqual ¶

func Int32ListEqual(a []int32, b []int32) bool

Int32ListEqual judge list a is equal to list b.

func Int32ListRemove ¶

func Int32ListRemove(intList []int32, element int) []int32

Int32ListRemove remove element in intList

func Int64ToString ¶

func Int64ToString(num int64) string

Int64ToString convert int64 to string

func IntTo4Bytes ¶

func IntTo4Bytes(n int) []byte

IntTo4Bytes change int to 4 bytes.

func IntToString ¶

func IntToString(num int) string

IntToString change int to string.

func IsDir ¶

func IsDir(path string) bool

IsDir check path is directory or not.

func IsFile ¶

func IsFile(path string) bool

IsFile check path is file or not.

func IsStringInArray ¶

func IsStringInArray(str string, array []string) bool

IsStringInArray is str in array

func IsStringWildCardMatchArray ¶

func IsStringWildCardMatchArray(s string, array []string) bool

IsStringWildCardMatchArray 在数组 array 中查找字符串 s，用通配符匹配。

func LPutUint16 ¶

func LPutUint16(b []byte, v uint16)

func LPutUint32 ¶

func LPutUint32(b []byte, v uint32)

func LPutUint64 ¶

func LPutUint64(b []byte, v uint64)

func LUint16 ¶

func LUint16(b []byte) uint16

func LUint32 ¶

func LUint32(b []byte) uint32

func LUint64 ¶

func LUint64(b []byte) uint64

func MakeTimeFromMicroSeconds ¶

func MakeTimeFromMicroSeconds(usec int64) time.Time

MakeTimeFromMicroSeconds construct one time.Time from micro second

func MakeTimeFromMilliSeconds ¶

func MakeTimeFromMilliSeconds(msec int64) time.Time

MakeTimeFromMilliSeconds construct one time.Time from milli second

func MakeTimeFromNanoSeconds ¶

func MakeTimeFromNanoSeconds(nsec int64) time.Time

MakeTimeFromNanoSeconds construct one time.Time from nano second

func MakeTimeFromSeconds ¶

func MakeTimeFromSeconds(sec int64) time.Time

MakeTimeFromSeconds construct one time.Time from second

func Max ¶

func Max(a, b int) int

func Min ¶

func Min(a, b int) int

func NewRandString ¶

func NewRandString(alphabets string, length int) string

NewRandString generate random string

func ObjectToJSONBuffer ¶

func ObjectToJSONBuffer(obj interface{}) (res []byte)

ObjectToJSONBuffer json marshal

func PackUint32BE ¶

func PackUint32BE(num uint32) []byte

PackUint32BE pack uint32 to []byte, in big endian.

func PackUint32LE ¶

func PackUint32LE(num uint32) []byte

PackUint32LE pack uint32 to []byte, in little endian.

func PathExists ¶

func PathExists(path string) (bool, error)

PathExists judge whether file or directory exists. return:

true, nil : exist.
false, nil: not exist.
false, err: I don't know.

func SelfDir ¶

func SelfDir() string

SelfDir gets compiled executable file directory

func SelfPath ¶

func SelfPath() string

SelfPath gets compiled executable file absolute path

func StringToFloat32 ¶

func StringToFloat32(str string) float32

StringToFloat32 convert string to float32

func StringToFloat64 ¶

func StringToFloat64(str string) float64

StringToFloat64 convert string to float64

func StringToInt ¶

func StringToInt(str string) int

StringToInt change string to int.

func StringToInt64 ¶

func StringToInt64(str string) int64

StringToInt64 convert string to int64

func StringToUint32 ¶

func StringToUint32(str string) uint32

StringToUint32 convert string to uint32

func StringToUint64 ¶

func StringToUint64(str string) uint64

StringToUint64 convert string to uint64

func TimeNowMicroSecond ¶

func TimeNowMicroSecond() int64

TimeNowMicroSecond now microsecond.

func TimeNowMilliSecond ¶

func TimeNowMilliSecond() int64

TimeNowMilliSecond now millisecond.

func TimeNowNonoSecond ¶

func TimeNowNonoSecond() int64

TimeNowNonoSecond now nanosecond.

func TimeNowSecond ¶

func TimeNowSecond() int64

TimeNowSecond now second.

func ToInt ¶

func ToInt(value interface{}) (num int, err error)

ToInt change interface to number.

func ToInt64 ¶

func ToInt64(value interface{}) (num int64, err error)

ToInt64 change interface to int64.

func Uint64ToString ¶

func Uint64ToString(num uint64) string

Uint64ToString convert uint64 to string

func UnpackUint32BE ¶

func UnpackUint32BE(data []byte) uint32

UnpackUint32BE unpack []byte to uint32, in big endian.

func UnpackUint32LE ¶

func UnpackUint32LE(data []byte) uint32

UnpackUint32LE unpack []byte to uint32, in little endian.

func WildCardDeepMatchRune ¶

func WildCardDeepMatchRune(pattern, name []rune, plus bool) bool

func WildCardMatch ¶

func WildCardMatch(pattern string, name string) bool

WildCardMatch 通配符匹配字符串 ?: 匹配 0 个或者 1 个字符 *: 匹配 0 个，1 个或者任意多个字符 +: 匹配 1 个字符或者任意个字符，也就是至少 1 个字符

WildCardMatch("a?c", "abc") == true WildCardMatch("a?c", "ac") == true

WildCardMatch("a*c", "ac") == true WildCardMatch("a*c", "abc") == true WildCardMatch("a*c", "abbbc") == true

WildCardMatch("a+c", "ac") == false WildCardMatch("a+c", "abc") == true WildCardMatch("a+c", "abbbc") == true

Types ¶

type LeakyBuf ¶

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

func NewLeakyBuf ¶

func NewLeakyBuf(n, bufSize int) *LeakyBuf

NewLeakyBuf creates a leaky buffer which can hold at most n buffer, each with bufSize bytes.

func (*LeakyBuf) Get ¶

func (lb *LeakyBuf) Get() (b []byte)

Get returns a buffer from the leaky buffer or create a new buffer.

func (*LeakyBuf) Put ¶

func (lb *LeakyBuf) Put(b []byte)

Put add the buffer into the free buffer pool for reuse. Panic if the buffer size is not the same with the leaky buffer's. This is intended to expose error usage of leaky buffer.

Source Files ¶

View all Source files

Directories ¶

Path	Synopsis
cache Package cache provide a Cache interface and some implement engine Usage: import( "github.com/astaxie/beego/cache" ) bm, err := cache.NewCache("memory", `{"interval":60}`) Use it like this: bm.Put("astaxie", 1, 10 * time.Second) bm.Get("astaxie") bm.IsExist("astaxie") bm.Delete("astaxie") more docs http://beego.me/docs/module/cache.md	Package cache provide a Cache interface and some implement engine Usage: import( "github.com/astaxie/beego/cache" ) bm, err := cache.NewCache("memory", `{"interval":60}`) Use it like this: bm.Put("astaxie", 1, 10 * time.Second) bm.Get("astaxie") bm.IsExist("astaxie") bm.Delete("astaxie") more docs http://beego.me/docs/module/cache.md
example
commander
du
container
ring
ring/example
trie
trie/example
trie/test
ini
example/example1
example/example2
leakybucket
example
log Package log implements a simple logging package.	Package log implements a simple logging package.
example/clone
example/cloneMultiLog
example/mwriter
example/newLog
example/newMultiLog
example/plainLog
example/stdLog
example/stdMultiLog
mlog
mwriter
logrus
formatter
ubit
example/floatToBinary
example/toBinaryString
example/toBinaryString2
ucmd
uhash
uhttp
uorm
watchgo
example
wsclient
example
x

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