/**
  * Helper method
  *
  * @param  var[] $input
  * @param  util.Filter<var>[] $filter
  * @param  php.Iterator
  */
 protected function filter($input, Filter $filter)
 {
     foreach ($input as $value) {
         if ($filter->accept($value)) {
             (yield $value);
         }
     }
 }
Beispiel #2
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 /**
  * Helper method
  *
  * @param  var[] $input
  * @param  util.Filter<var>[] $filter
  * @param  var[]
  */
 protected function filter($input, Filter $filter)
 {
     $output = [];
     foreach ($input as $value) {
         if ($filter->accept($value)) {
             $output[] = $value;
         }
     }
     return $output;
 }