BEAR\Resource\QueryProp

Complexity

Total Complexity

3

Size/Duplication

Total Lines	22
Duplicated Lines	0 %

Importance

Changes	1
Bugs	0	Features	0

1 Method

Rating	Name	Duplication	Size	Complexity
A	getProp()	0	15	3

<?php

declare(strict_types=1);

namespace BEAR\Resource;

use BEAR\Resource\Exception\ParameterException;
use Ray\Di\InjectorInterface;

use function ltrim;
use function preg_replace;
use function strtolower;

final class QueryProp
{
    /**
     * @param array<string, mixed> $query
     *
     * @return mixed
     */
    public function getProp(string $varName, array $query, InjectorInterface $injector): mixed
    {
        if (isset($query[$varName])) {
            return $query[$varName];
        }

        // try camelCase variable name
        $snakeName = ltrim(strtolower((string) preg_replace('/[A-Z]/', '_\0', $varName)), '_');
        if (isset($query[$snakeName])) {
            return $query[$snakeName];
        }

        unset($injector);

        throw new ParameterException($varName);
    }
}