util

package
v0.0.8 Latest Latest
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This package is not in the latest version of its module.

 Go to latest Published: Sep 3, 2021 License: Apache-2.0 Imports: 21 Imported by: 0

Documentation

Index

Constants

View Source 
const (
	IpTypeUnknown = iota
	IpTypeV4
	IPTypeV6
)
View Source 
const (
	BYTE ByteSize = 1
	KB            = 1024 * BYTE
	MB            = 1024 * KB
	GB            = 1024 * MB
	TB            = 1024 * GB
)

Common units for calculating size

View Source 
const Separator = '='

Variables

View Source 
var (
	ErrPathUnauthorized = errors.New("access path unauthorized")
)
View Source 
var IsRelByBasedir = true
View Source 
var (
	TypeMustBeStruct = errors.New("type must be struct")
)

Functions

func BaseDir 

func BaseDir() string

func DumpHex added in v0.0.2 

func DumpHex(bs []byte, wordsPerLine ...int) (s string)

func ExecCommandAndFind 

func ExecCommandAndFind(cmd Command, pattern string) (exitStatus int, results []string, err error)

func Exists 

func Exists(path string) bool

判断所给路径文件/文件夹是否存在

func FilePathJoinSafely 

func FilePathJoinSafely(base string, children ...string) (string, error)

func FindByRegexp 

func FindByRegexp(in, pattern string) (match []string)

func GenKeyForMap 

func GenKeyForMap(values ...string) string

func GetBoolFromArgs 

func GetBoolFromArgs(key string, defaultValueOrNone ...bool) (value bool)

func GetFileInfo 

func GetFileInfo(path string) (abs, dir, pureFilename, suffix string)

func GetFromArgs 

func GetFromArgs(key string, defaultValueOrNone ...string) (value string)

func GetFuncInfo 

func GetFuncInfo(skip int) (file string, line int, funcName string, ok bool)

func GetIPs 

func GetIPs() (map[string][]*Address, error)

func GetIntFromArgs 

func GetIntFromArgs(key string, defaultValueOrNone ...int64) (value int64)

func GetInterface 

func GetInterface(flags ...net.Flags) ([]net.Interface, error)

func GetInterfaceName 

func GetInterfaceName(flags ...net.Flags) (names []string, e error)

func GetLinuxStylePath added in v0.0.2 

func GetLinuxStylePath(path string) (linuxPath string)

func GetUintFromArgs 

func GetUintFromArgs(key string, defaultValueOrNone ...uint64) (value uint64)

func HideString 

func HideString(s string, beginPosShown int, endPosShownOrNone ...int) string

func IsByteVisible added in v0.0.2 

func IsByteVisible(c byte) bool

func IsDir 

func IsDir(path string) bool

判断所给路径是否为文件夹

func IsFile 

func IsFile(path string) bool

判断所给路径是否为文件

func JsonDump 

func JsonDump(v interface{}, indent int) string

func JsonDumpE added in v0.0.8 

func JsonDumpE(v interface{}, indent int) (result string, err error)

func MapToStruct added in v0.0.7 

func MapToStruct(inputMap map[string]interface{}, outStructPtr interface{}) error

func MapToStructByJson added in v0.0.8 

func MapToStructByJson(inputMap map[string]interface{}, outStructPtr interface{}) error

func MergeMap added in v0.0.3 

func MergeMap(dest, addition map[string]interface{}, mode MergeMode)

func MergeStruct added in v0.0.3 

func MergeStruct(out, in interface{}, mode MergeMode) (result interface{}, err error)

func Panic 

func Panic(err error, reason ...string)

func PickArgs 

func PickArgs() map[string]string

Use for pick up arguments into map, either `go run` or `go test`.

func PrintStack 

func PrintStack()

func PythonLikePos 

func PythonLikePos(length, beg int, endOrNone ...int) (begin, end int)

func PythonLikeSlice 

func PythonLikeSlice(s string, beg int, endOrNone ...int) string

func RelativeDirByBase 

func RelativeDirByBase(targpath string) string

func ResetHiddenReplacer 

func ResetHiddenReplacer(r string)

func StructToMap added in v0.0.3 

func StructToMap(o interface{}) map[string]interface{}

func StructToString added in v0.0.3 

func StructToString(s interface{}, showZero ...bool) (result string)

func VectorToMap 

func VectorToMap(vector interface{}, keys ...string) (mapResult *map[string]interface{})

Types

type Address 

type Address struct {
	net.IP
	*net.IPNet
}

func GetIPByInterface 

func GetIPByInterface(netInterfaces ...*net.Interface) ([]*Address, error)

func GetIPByInterfaceName 

func GetIPByInterfaceName(interfaceNames ...string) ([]*Address, error)

func NewAddress 

func NewAddress(CIDR string) (*Address, error)

func (Address) ConvertIPNet 

func (a Address) ConvertIPNet() (string, error)

func (Address) GetIpType 

func (a Address) GetIpType() IpType

func (Address) MarshalJSON 

func (a Address) MarshalJSON() ([]byte, error)

func (Address) String 

func (a Address) String() (CIDR string)

func (Address) ToMultiaddr 

func (a Address) ToMultiaddr(returnErr ...*error) multiaddr.Multiaddr

func (*Address) ToTcpAddr 

func (a *Address) ToTcpAddr(portOrNone ...int) (*net.TCPAddr, error)

func (*Address) UnmarshalJSON 

func (a *Address) UnmarshalJSON(data []byte) error

type ByteSize added in v0.0.7 

type ByteSize uint64

func (ByteSize) Add added in v0.0.7 

func (s ByteSize) Add(arg ByteSize) ByteSize

func (ByteSize) Del added in v0.0.7 

func (s ByteSize) Del(arg ByteSize) ByteSize

func (ByteSize) Div added in v0.0.7 

func (s ByteSize) Div(arg ByteSize) ByteSize

func (ByteSize) GB added in v0.0.7 

func (s ByteSize) GB() ByteSize

func (ByteSize) KB added in v0.0.7 

func (s ByteSize) KB() ByteSize

func (ByteSize) MB added in v0.0.7 

func (s ByteSize) MB() ByteSize

func (ByteSize) Mul added in v0.0.7 

func (s ByteSize) Mul(arg ByteSize) ByteSize

func (ByteSize) TB added in v0.0.7 

func (s ByteSize) TB() ByteSize

type CIDRAddress 

type CIDRAddress string

DEPRECATED:

func (CIDRAddress) ToAddress 

func (s CIDRAddress) ToAddress() (*Address, error)

type Command 

type Command struct {
	Cmd  string
	Args []string
}

func NewCommand 

func NewCommand(cmd string, arg ...string) *Command

type ExecResult 

type ExecResult struct {
	Stdout     string
	Stderr     string
	ExitStatus int
	Error      error
}

func ExecCommand 

func ExecCommand(name string, arg ...string) *ExecResult

func ExecCommandContext 

func ExecCommandContext(ctx context.Context,
	name string, arg ...string) *ExecResult

func NewExecResult 

func NewExecResult(stdout, stderr string, execErr error) *ExecResult

type IpType 

type IpType uint8

func GetIpType 

func GetIpType(ip net.IP) IpType

func (IpType) String 

func (t IpType) String() string

type MergeMode added in v0.0.5 

type MergeMode int
const (
	// Overwrite the non-empty fields in A (addition) over the corresponding fields in D (dest).
	// For short: A(non-empty fields) ----> D
	OverwriteWithNonEmpty MergeMode = iota
	// Overwrite all fields owned by A (addition).
	// For short: A(all fields) ----> D
	Overwrite
	// Fill in the blank field of D (dest) with corresponding fields in A (addition).
	// In this way, fields that have non-empty values will not be affected.
	// For short: A(non-empty fields that is empty in D) ----> D
	FillBlank
)

Merge A -> D

type MyError 

type MyError struct {
	Error  error
	Reason string
}

func DealWithPanic 

func DealWithPanic(panicVal interface{}) *MyError

func NewError 

func NewError(err error, reason ...string) *MyError

type Version 

type Version struct {
	Major    uint16 // 主版本号
	Minor    uint16 // 次版本号
	Patch    uint16 // 修订版本号
	Addition string // 附加信息
}

func NewVersion 

func NewVersion(ver string) *Version

@param {string} ver 字符串格式的版本号，兼容格式 [v]1.2.3{foo}

func (*Version) Equal 

func (v *Version) Equal(w *Version) bool

func (*Version) FromDB 

func (v *Version) FromDB(data []byte) error

func (*Version) GreaterThan 

func (v *Version) GreaterThan(w *Version) bool

func (*Version) IsZero 

func (v *Version) IsZero() bool

func (Version) MarshalJSON 

func (v Version) MarshalJSON() ([]byte, error)

func (*Version) Set 

func (v *Version) Set(ver string) error

func (*Version) String 

func (v *Version) String() string

func (*Version) ToDB 

func (v *Version) ToDB() ([]byte, error)

func (*Version) UnmarshalJSON 

func (v *Version) UnmarshalJSON(data []byte) error

func (*Version) UnmarshalYAML 

func (v *Version) UnmarshalYAML(unmarshal func(interface{}) error) error

Source Files

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Directories

Path Synopsis
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