file

Documentation

Overview

Package file implements file utilities.

Index

• func Copy(src, dst string) error
• func CopyAppend(src, dst string) error
• func EnsureExecutable(p string) error
• func Exist(name string) bool
• func GetTempFilePath(pfx string) (path string)
• func IsDirWriteable(dir string) error
• func MkDir(baseDir string, pfx string) (dir string)
• func WriteTempFile(d []byte) (path string, err error)
• func WriteToTempDir(p string, d []byte) (path string, err error)

Functions

func Copy

func Copy(src, dst string) error

Copy copies a file and writes/overwrites to the destination file.

func CopyAppend

func CopyAppend(src, dst string) error

CopyAppend copies a file and appends to the destination file.

func EnsureExecutable

func EnsureExecutable(p string) error

EnsureExecutable sets the executable file mode bits, for all users, to ensure that we can execute a file

func Exist

func Exist(name string) bool

Exist returns true if a file or directory exists.

func GetTempFilePath

func GetTempFilePath(pfx string) (path string)

GetTempFilePath creates a file path to a temporary file that does not exist yet.

func IsDirWriteable

func IsDirWriteable(dir string) error

IsDirWriteable checks if dir is writable by writing and removing a file. It returns error if dir is NOT writable. If the director does not exist, it returns nil.

func MkDir

func MkDir(baseDir string, pfx string) (dir string)

MkDir creates a directory. If "baseDir" is empty, it uses the os.TempDir.

func WriteTempFile

func WriteTempFile(d []byte) (path string, err error)

WriteTempFile writes data to a temporary file.

func WriteToTempDir

func WriteToTempDir(p string, d []byte) (path string, err error)

WriteToTempDir writes data to a temporary directory.