} elseif ( $found == 'line-end' ) {
$piece = $stack->top;
// A heading must be open, otherwise \n wouldn't have been in the search list
+ // FIXME: Don't use assert()
+ // phpcs:ignore MediaWiki.Usage.ForbiddenFunctions.assert
assert( $piece->open === "\n" );
$part = $piece->getCurrentPart();
// Search back through the input to see if it has a proper close.