Using operator bool() hid ambiguity when handle was polymorfic with bool. Using operator!() reqired !! to test for validity which results in awkward code. Signed-off-by: Simon Rozman <simon@rozman.si>
Using operator bool() hid ambiguity when handle was polymorfic with bool. Using operator!() reqired !! to test for validity which results in awkward code. Signed-off-by: Simon Rozman <simon@rozman.si>