Function FromError

pkg/syserr/syserr.go:266–282

FromError converts a generic error to an *Error. TODO(b/34162363): Remove this function.

(err error)

//
// TODO(b/34162363): Remove this function.
func FromError(err error) *Error {
	if err == nil {
		return nil
	}

	switch e := err.(type) {
	case unix.Errno:
		return FromHost(e)
	case *errors.Error:
		return FromHost(unix.Errno(e.Errno()))
	case safecopy.SegvError, safecopy.BusError, safecopy.AlignmentError:
		return FromHost(unix.EFAULT)
	}

	msg := fmt.Sprintf("err: %s type: %T", err.Error(), err)
	panic(msg)
}