public function Finder::append in Database Sanitize 7

Appends an existing set of files/directories to the finder.

The set can be another Finder, an Iterator, an IteratorAggregate, or even a plain array.

Parameters

iterable $iterator:

Return value

$this

Throws

\InvalidArgumentException when the given argument is not iterable

File

vendor/symfony/finder/Finder.php, line 598

Class

Finder

Finder allows to build rules to find files and directories.

Namespace

Symfony\Component\Finder

Code

public function append($iterator) {
  if ($iterator instanceof \IteratorAggregate) {
    $this->iterators[] = $iterator
      ->getIterator();
  }
  elseif ($iterator instanceof \Iterator) {
    $this->iterators[] = $iterator;
  }
  elseif ($iterator instanceof \Traversable || \is_array($iterator)) {
    $it = new \ArrayIterator();
    foreach ($iterator as $file) {
      $it
        ->append($file instanceof \SplFileInfo ? $file : new \SplFileInfo($file));
    }
    $this->iterators[] = $it;
  }
  else {
    throw new \InvalidArgumentException('Finder::append() method wrong argument type.');
  }
  return $this;
}