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Direktori : /home2/selectio/www/3-idiots/vendor/league/commonmark/src/Normalizer/ |
Current File : //home2/selectio/www/3-idiots/vendor/league/commonmark/src/Normalizer/UniqueSlugNormalizer.php |
<?php declare(strict_types=1); /* * This file is part of the league/commonmark package. * * (c) Colin O'Dell <colinodell@gmail.com> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace League\CommonMark\Normalizer; // phpcs:disable Squiz.Strings.DoubleQuoteUsage.ContainsVar final class UniqueSlugNormalizer implements UniqueSlugNormalizerInterface { private TextNormalizerInterface $innerNormalizer; /** @var array<string, bool> */ private array $alreadyUsed = []; public function __construct(TextNormalizerInterface $innerNormalizer) { $this->innerNormalizer = $innerNormalizer; } public function clearHistory(): void { $this->alreadyUsed = []; } /** * {@inheritDoc} * * @psalm-allow-private-mutation */ public function normalize(string $text, array $context = []): string { $normalized = $this->innerNormalizer->normalize($text, $context); // If it's not unique, add an incremental number to the end until we get a unique version if (\array_key_exists($normalized, $this->alreadyUsed)) { $suffix = 0; do { ++$suffix; } while (\array_key_exists("$normalized-$suffix", $this->alreadyUsed)); $normalized = "$normalized-$suffix"; } $this->alreadyUsed[$normalized] = true; return $normalized; } }