my my-if slide

macro my-if($/) is parsed(
    rule {
        <cond=EXPR>  <iftrue=block>
        ['else'     <iffalse=block>]?
    }
) {
    quasi {
        {{{$<cond>.ast}}}
          ?? {{{$<iftrue>.ast}}}
          !! {{{$<iffalse>.ast}}}
    }
}   

my-if $ticket === $winner {
    say 'You won the lottery! OMG!';
}
else {
    say 'Hm, no prize today...';
}