goutil

Go Util

Some utils for the Go: string, array/slice, map, format, cli, env, filesystem, test and more

中文说明

• arrutil array/slice util
• calc number format calc
• cliutil CLI util
• envutil ENV util
• fmtutil format data tool
• fsutil filesystem util
• jsonutil JSON util
• maputil map util
• netutil network util
• strutil string util
• testutil test help util

GoDoc

• godoc for github

Packages

Array/Slice

package github.com/gookit/goutil/arrutil

func Reverse(ss []string)
func StringsRemove(ss []string, s string) []string

Calc

package github.com/gookit/goutil/calc

func DataSize(size uint64) string
func ElapsedTime(startTime time.Time) string
func HowLongAgo(sec int64) string
func Percent(val, total int) float64

CLI Util

package github.com/gookit/goutil/cliutil

func CurrentShell(onlyName bool) (path string)
func ExecCmd(binName string, args []string, workDir ...string) (string, error)
func ExecCommand(binName string, args []string, workDir ...string) (string, error)
func HasShellEnv(shell string) bool
func QuickExec(cmdLine string, workDir ...string) (string, error)
func ShellExec(cmdLine string, shells ...string) (string, error)

ENV Util

• package github.com/gookit/goutil/envutil

func Getenv(name string, def ...string) string
func HasShellEnv(shell string) bool
func IsConsole(out io.Writer) bool
func IsLinux() bool
func IsMSys() bool
func IsMac() bool
func IsSupport256Color() bool
func IsSupportColor() bool
func IsWin() bool
func ParseEnvValue(val string) (newVal string)

Format Util

package github.com/gookit/goutil/fmtutil

func DataSize(bytes uint64) string
func HowLongAgo(sec int64) string

Filesystem Util

package github.com/gookit/goutil/fsutil

func FileExists(path string) bool
func IsAbsPath(filename string) bool
func IsZipFile(filepath string) bool
func Unzip(archive, targetDir string) (err error)

JSON Util

package github.com/gookit/goutil/jsonutil

func Decode(json []byte, v interface{}) error
func Encode(v interface{}) ([]byte, error)
func Pretty(v interface{}) (string, error)
func ReadFile(filePath string, v interface{}) error
func WriteFile(filePath string, data interface{}) error
func StripComments(src string) string

Map Util

• package github.com/gookit/goutil/maputil

func GetByPath(key string, mp map[string]interface{}) (val interface{}, ok bool)
func KeyToLower(src map[string]string) map[string]string
func Keys(mp interface{}) (keys []string)
func MergeStringMap(src, dst map[string]string, ignoreCase bool) map[string]string
func Values(mp interface{}) (values []interface{})

String Util

package github.com/gookit/goutil/strutil

func Base64Encode(src []byte) []byte
func GenMd5(s string) string
func LowerFirst(s string) string
func PadLeft(s, pad string, length int) string
func PadRight(s, pad string, length int) string
func Padding(s, pad string, length int, pos uint8) string
func PrettyJson(v interface{}) (string, error)
func RandomBytes(length int) ([]byte, error)
func RandomString(length int) (string, error)
func RenderTemplate(input string, data interface{}, isFile ...bool) string
func Repeat(s string, times int) string
func RepeatRune(char rune, times int) (chars []rune)
func Replaces(str string, pairs map[string]string) string
func Similarity(s, t string, rate float32) (float32, bool)
func Split(s, sep string) (ss []string)
func Substr(s string, pos, length int) string
func UpperFirst(s string) string
func UpperWord(s string) string

System Util

package github.com/gookit/goutil/sysutil

func CurrentShell(onlyName bool) (path string)
func ExecCmd(binName string, args []string, workDir ...string) (string, error)
func HasShellEnv(shell string) bool
func Kill(pid int, signal syscall.Signal) error
func ProcessExists(pid int) bool
func QuickExec(cmdLine string, workDir ...string) (string, error)
func ShellExec(cmdStr string, shells ...string) (string, error)

Test Util

package github.com/gookit/goutil/testutil

func DiscardStdout() error
func MockEnvValue(key, val string, fn func(nv string))
func MockEnvValues(kvMap map[string]string, fn func())
func MockRequest(h http.Handler, method, path string, data *MD) *httptest.ResponseRecorder
func RestoreStdout() (s string)
func RewriteStdout()

License

MIT