League\CommonMark\Extension\HeadingPermalink\Slug\DefaultSlugGenerator::createSlug()

Complexity

Conditions	1
Paths	1

Size

Total Lines

13

Duplication

Lines	0
Ratio	0 %

Code Coverage

Tests	6
CRAP Score	1

Importance

Changes

0

<?php
    public function createSlug(string $input): string
    {
        // Trim whitespace
        $slug = \trim($input);
        // Convert to lowercase
        $slug = \mb_strtolower($slug);
        // Try replacing whitespace with a dash
        $slug = \preg_replace('/\s+/u', '-', $slug) ?? $slug;
        // Try removing non-alphanumeric and non-dash characters
        $slug = \preg_replace('/[^\p{Lu}\p{Ll}\p{Lt}\p{Nd}\p{Nl}\-]/u', '', $slug) ?? $slug;

        return $slug;
    }
}