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<?php
declare(strict_types=1);
/*
* This file is part of PHP CS Fixer.
*
* (c) Fabien Potencier <fabien@symfony.com>
* Dariusz Rumiński <dariusz.ruminski@gmail.com>
*
* This source file is subject to the MIT license that is bundled
* with this source code in the file LICENSE.
*/
namespace PhpCsFixer;
/**
* @author Dariusz Rumiński <dariusz.ruminski@gmail.com>
*
* @internal
*/
final class WordMatcher
{
/**
* @var string[]
*/
private $candidates;
/**
* @param string[] $candidates
*/
public function __construct(array $candidates)
{
$this->candidates = $candidates;
}
public function match(string $needle): ?string
{
$word = null;
$distance = ceil(\strlen($needle) * 0.35);
foreach ($this->candidates as $candidate) {
$candidateDistance = levenshtein($needle, $candidate);
if ($candidateDistance < $distance) {
$word = $candidate;
$distance = $candidateDistance;
}
}
return $word;
}
}
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