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<?php | ||
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declare(strict_types=1); | ||
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namespace Dakujem\Oliva\Iterator; | ||
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use CallbackFilterIterator; | ||
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/** | ||
* Filter tree iterator. | ||
* To be used with tree traversal iterators or for filtering input data. | ||
* | ||
* Wraps the native callback filter iterator with improved interface (supporting arrays). | ||
* | ||
* @author Andrej Rypak <[email protected]> | ||
*/ | ||
final class Filter extends CallbackFilterIterator | ||
{ | ||
/** | ||
* @param callable $accept Callable predicate returning `true`/truthy for accepted nodes; signature: `fn(TreeNodeContract|mixed):bool` | ||
*/ | ||
public function __construct( | ||
iterable $input, | ||
callable $accept, | ||
) { | ||
parent::__construct( | ||
Data::iterator($input), | ||
$accept, | ||
); | ||
} | ||
} |
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