INNER CODE UNIT · Go

extractExitCode

jwilder/dockerize · exec_error_test.go:11

func extractExitCode(err error) int {
	if err == nil {
		return 0
	}

	var exitErr *exec.ExitError
	if errors.As(err, &exitErr) {
		if status, ok := exitErr.Sys().(syscall.WaitStatus); ok {
			return status.ExitStatus()
		}
	}

	return 1
}

func TestExtractExitCode_FromExitError(t *testing.T) {
	cmd := exec.Command("sh", "-c", "exit 42")
	err := cmd.Run()

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