XL2TP\Helpers

Complexity

Total Complexity

4

Size/Duplication

Total Lines	25
Duplicated Lines	0 %

Coupling/Cohesion

Components	0
Dependencies	0

Test Coverage

Coverage

100%

Importance

Changes

0

1 Method

Rating	Name	Duplication	Size	Complexity
A	decamelize()	0	15	4

<?php

declare(strict_types=1);

namespace XL2TP;

class Helpers
{
    /**
     * Convert string like "makeMeHappy" to "make me happy"
     *
     * @param string $input
     *
     * @return string
     */
    public static function decamelize(string $input): string
    {
        // It's for global section
        if (in_array($input, ['listenAddr', 'listen-addr'])) {
            return 'listen-addr';
        }

        preg_match_all('!([A-Z][A-Z0-9]*(?=$|[A-Z][a-z0-9])|[A-Za-z][a-z0-9]+)!', $input, $matches);
        $result = $matches[0];
        foreach ($result as &$match) {
            $match = $match === strtoupper($match) ? strtolower($match) : lcfirst($match);
        }

        return implode(' ', $result);
    }
}