private function sortTeasers(array $teasers, array $result, array $positions, array $items)
{
foreach ($teasers as $teaser) {
$index = $positions[sprintf('%s;%s', $teaser->getType(), $teaser->getId())];
$result[$index] = $teaser;
$item = $items[$index];
if (['type', 'id'] !== array_keys($item)) {
$result[$index] = $result[$index]->merge($item);
}
}
return $result;
}