file

func CopyDirContents ¶

func CopyDirContents(src, dst string) error

CopyDirContents copies all contents from the directory src to the directory dst. Only regular files and directories will be copied. If src or dst is not a directory, and error will be returned. If dst does not exists, it will be created.

func CopyFile ¶

func CopyFile(src, dst string) error

CopyFile copies the regular file located at src to dst. Any intermediate directories in dst that do not exists will be created. If src is not a regular file an error will be returned.

func DirLen ¶

func DirLen(path string) (int, error)

DirLen returns the number of items in the directory located at path.

func DirSize ¶

func DirSize(path string) (int64, error)

DirSize returns the size of the directory located at path.

func Download ¶

func Download(dst string, r io.Reader) (int64, error)

Download creates or replaces a file at dst by reading from r.

func Exists ¶

func Exists(path string) bool

Exists checks if a file or directory exists at path.

func Untar ¶

func Untar(dir string, r io.Reader) error

Untar reads the tar file from r and writes it to dir. It can handle gzip-compressed tar files.

Note that Untar will overwrite any existing files with the same path as files in the archive.