ICanBoogie\Render\ExtensionResolver

Complexity

Total Complexity

4

Size/Duplication

Total Lines	19
Duplicated Lines	0 %

Importance

Changes	1
Bugs	0	Features	0

2 Methods

Rating	Name	Duplication	Size	Complexity
A	resolve()	0	9	2
A	assert_extension()	0	4	2

<?php

/*
 * This file is part of the ICanBoogie package.
 *
 * (c) Olivier Laviale <olivier.laviale@gmail.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace ICanBoogie\Render;

use LogicException;

use function pathinfo;

use const PATHINFO_EXTENSION;

final class ExtensionResolver
{
    public const EXTENSION_DOT = '.';

    public static function resolve(string $pathname): ?string
    {
        $extension = pathinfo($pathname, PATHINFO_EXTENSION);

        if (!$extension) {
            return null;
        }

        return self::EXTENSION_DOT . $extension;

Are you sure $extension of type array|string can be used in concatenation?

    }

    public static function assert_extension(string $extension): void
    {
        if ($extension[0] !== self::EXTENSION_DOT) {
            throw new LogicException("Extension must start with a dot: $extension.");
        }
    }
}