util

README

ssutil

golang util

Documentation

Index

• Constants
• Variables
• func ArgFilter(keys []string) []string
• func BuildDir(absDir string) error
• func CheckFileIsExist(filename string) bool
• func CompressImageResource(data []byte) []byte
• func Copy(toValue interface{}, fromValue interface{}) (err error)
• func CopyFile(src, des string) error
• func CopyWithOption(toValue interface{}, fromValue interface{}, opt Option) (err error)
• func DeleteFile(absDir string) error
• func DumpStack(msg string) string
• func GetCurrentDirectory() string
• func GetModelPath() string
• func GetPathDirs(absDir string) (re []string)
• func GetPathFiles(absDir string) (re []string)
• func MoveFile(from, to string) error
• func ReadFile(fname string) (src []string)
• func SaveToFile(fname string, src []string, isClear bool) bool
• func StructCopy(from, to interface{})
• func ToRealPage(Size, pageIdx uint64) (uint64, uint64, error)
• func TopageLimit(Size, pageIdx uint) (string, error)
• func WriteFile(fname string, src []string, isClear bool) bool
• type Option
• type Page
  • func (p *Page) Offset() uint64
  • func (p *Page) ToRealPage() (uint64, uint64, error)
  • func (p *Page) TopageLimit() (string, error)
• type TypeConverter

Constants

const (

	// Some default converter types for a nicer syntax
	String  string  = ""
	Bool    bool    = false
	Int     int     = 0
	Float32 float32 = 0
	Float64 float64 = 0
)

These flags define options for tag handling

Variables

var (
	ErrInvalidCopyDestination        = errors.New("copy destination is invalid")
	ErrInvalidCopyFrom               = errors.New("copy from is invalid")
	ErrMapKeyNotMatch                = errors.New("map's key type doesn't match")
	ErrNotSupported                  = errors.New("not supported")
	ErrFieldNameTagStartNotUpperCase = errors.New("copier field name tag must be start upper case")
)

Functions

func ArgFilter

func ArgFilter(keys []string) []string

func BuildDir

func BuildDir(absDir string) error

BuildDir 创建目录

func CheckFileIsExist

func CheckFileIsExist(filename string) bool

CheckFileIsExist 检查目录是否存在

func CompressImageResource

func CompressImageResource(data []byte) []byte

func Copy

func Copy(toValue interface{}, fromValue interface{}) (err error)

Copy copy things

func CopyFile

func CopyFile(src, des string) error

func CopyWithOption

func CopyWithOption(toValue interface{}, fromValue interface{}, opt Option) (err error)

CopyWithOption copy with option

func DeleteFile

func DeleteFile(absDir string) error

DeleteFile 删除文件或文件夹

func DumpStack

func DumpStack(msg string) string

func GetCurrentDirectory

func GetCurrentDirectory() string

GetCurrentDirectory 获取exe所在目录

func GetModelPath

func GetModelPath() string

GetModelPath 获取程序运行目录

func GetPathDirs

func GetPathDirs(absDir string) (re []string)

GetPathDirs 获取目录所有文件夹

func GetPathFiles

func GetPathFiles(absDir string) (re []string)

GetPathFiles 获取目录所有文件

func MoveFile

func MoveFile(from, to string) error

MoveFile 移动文件或文件夹(/结尾)

func ReadFile

func ReadFile(fname string) (src []string)

ReadFile 读取文件

func SaveToFile

func SaveToFile(fname string, src []string, isClear bool) bool

SaveToFile 写入文件

func StructCopy

func StructCopy(from, to interface{})

func ToRealPage

func ToRealPage(Size, pageIdx uint64) (uint64, uint64, error)

func TopageLimit

func TopageLimit(Size, pageIdx uint) (string, error)

func WriteFile

func WriteFile(fname string, src []string, isClear bool) bool

WriteFile 写入文件

Types

type Option

type Option struct {
	// setting this value to true will ignore copying zero values of all the fields, including bools, as well as a
	// struct having all it's fields set to their zero values respectively (see IsZero() in reflect/value.go)
	IgnoreEmpty bool
	DeepCopy    bool
	Converters  []TypeConverter
}

Option sets copy options

type Page

type Page struct {
	//每页条数
	Size uint64 //`json:"Size"`
	// 页码
	Idx uint64 //`json:"Idx"`
}

func (*Page) Offset

func (p *Page) Offset() uint64

func (*Page) ToRealPage

func (p *Page) ToRealPage() (uint64, uint64, error)

func (*Page) TopageLimit

func (p *Page) TopageLimit() (string, error)

type TypeConverter

type TypeConverter struct {
	SrcType interface{}
	DstType interface{}
	Fn      func(src interface{}) (dst interface{}, err error)
}