fileutil

Documentation

Index

• func CopyFile(src, dst string) error
• func ExpandPath(p string) (string, error)
• func FileExists(filename string) bool
• func HasDir(dirPath string) (bool, error)
• func HomeDir() string
• func ReadFileAsBytes(filename string) ([]byte, error)

Functions

func CopyFile

func CopyFile(src, dst string) error

CopyFile copy a file from source to destination path.

func ExpandPath

func ExpandPath(p string) (string, error)

ExpandPath given a string which may be a relative path. 1. replace tilde with users home dir 2. expands embedded environment variables 3. cleans the path, e.g. /a/b/../c -> /a/c Note, it has limitations, e.g. ~someuser/tmp will not be expanded

func FileExists

func FileExists(filename string) bool

FileExists returns true if a file is not a directory and exists at the specified path.

func HasDir

func HasDir(dirPath string) (bool, error)

HasDir checks if a directory indeed exists at the specified path.

func HomeDir

func HomeDir() string

HomeDir for a user.

func ReadFileAsBytes

func ReadFileAsBytes(filename string) ([]byte, error)

ReadFileAsBytes expands a file name's absolute path and reads it as bytes from disk.