$if closable × $maybe h <- renderAlertHeader alert $if block

$maybe i <- alertIcon alert ^{htmlIcon i} # #{h} $else $maybe i <- alertIcon alert ^{htmlIcon i} # #{h} \ $nothing $maybe i <- alertIcon alert ^{htmlIcon i} # $if multiline $forall l <- messagelines #{l}
$else #{message} $if not (null buttons)
$forall (button, bnum) <- buttons #{buttonLabel button}