vos

func CatchExit ¶

func CatchExit(catch func(code int))

CatchExit allows recovering from vos.Exit() and calls catch with the denoted exit code.

func ClearStdio ¶

func ClearStdio(v vos)

ClearStdio clears IO read-writers for Stdin, Stdout, and Stderr of the vos instance.

func GetStdio ¶

func GetStdio(v vos) (stdin, stdout, stderr io.ReadWriter)

GetStdio returns IO read-writers for Stdin, Stdout, and Stderr of the vos instance.

func MkTempDir ¶

func MkTempDir(v vos) string

MkTempDir creates a new pseudo-temporary directory.

func New ¶

func New() vos

func Patch ¶

func Patch() (vos, func())

func PatchArgs ¶

func PatchArgs() (set func(args []string), reset func())

PatchArgs allows temporary overwriting of OS package args.