fileutil

func CheckNotExist ¶

func CheckNotExist(src string) bool

CheckNotExist check if the file exists

func CheckPermission ¶

func CheckPermission(src string) bool

CheckPermission check if the file has permission

func Copy ¶ added in v0.1.25

func Copy(source string, dest string, fn func(path string, info os.FileInfo) bool) (err error)

CopyFile copies the source file to the dest file.

func CopyDir ¶

func CopyDir(source string, dest string) (err error)

CopyDir copies the source directory to the dest directory.

func CopyFile ¶

func CopyFile(source string, dest string) (err error)

CopyFile copies the source file to the dest file.

func FileExt ¶

func FileExt(filePathName string) string

func GetExt ¶

func GetExt(fileName string) string

GetExt get the file ext

func GetFileSize ¶

func GetFileSize(path string) (i int64, err error)

GetFileSize get the length in bytes of file of the specified path.

func GetImageName ¶

func GetImageName(name string) string

GetImageName get image hash name

func GetSize ¶

func GetSize(r io.Reader) (i int, err error)

GetSize get the file size

func GrepFile ¶

func GrepFile(patten string, filename string) (lines []string, err error)

GrepFile like command grep -E for example: GrepFile(`^hello`, "hello.txt") \n is striped while read

func IsBinary ¶

func IsBinary(content string) bool

IsBinary determines whether the specified content is a binary file content.

func IsDir ¶

func IsDir(path string) bool

IsDir determines whether the specified path is a directory.

func IsExist ¶

func IsExist(path string) bool

IsExist determines whether the file spcified by the given path is exists.

func IsImg ¶

func IsImg(extension string) bool

IsImg determines whether the specified extension is a image.

func IsNotExistMkDir ¶

func IsNotExistMkDir(src string) (err error)

IsNotExistMkDir create a directory if it does not exist

func MkDir ¶

func MkDir(src string) (err error)

MkDir create a directory

func MustOpen ¶

func MustOpen(fileName, filePath string) (f *os.File, err error)

MustOpen maximize trying to open the file

func Open ¶

func Open(name string, flag int, perm os.FileMode) (f *os.File, err error)

Open a file according to a specific mode