Code Coverage
 
Lines
Functions and Methods
Classes and Traits
Total
100.00%
5 / 5
100.00%
3 / 3
 CRAP
100.00%
1 / 1
ActiveLanguageVariant
100.00%
5 / 5
100.00%
3 / 3
 4
100.00%
1 / 1
 getOptions
100.00%
3 / 3
100.00%
1 / 1
 2
 requiresActive
100.00%
1 / 1
100.00%
1 / 1
 1
 getData
100.00%
1 / 1
100.00%
1 / 1
 1
1<?php
2namespace Apie\IanaValueObjects\LanguageTag;
3
4use Apie\Core\Lists\StringSet;
5use Apie\Core\ValueObjects\Interfaces\LimitedOptionsInterface;
6use Apie\Core\ValueObjects\Interfaces\StringValueObjectInterface;
7
8/**
9 * All language variants registered in the IANA Language Subtag Registry.
10 *
11 * @see https://www.iana.org/assignments/language-subtag-registry
12 *
13 * Only active language variants can be used.
14 */
15final class ActiveLanguageVariant implements StringValueObjectInterface, LimitedOptionsInterface
16{
17    use IsLanguageSubtag;
18
19    private static StringSet $activeOptions;
20
21    public static function getOptions(): StringSet
22    {
23        if (!isset(static::$activeOptions)) {
24            static::$activeOptions = new StringSet(array_map('strval', array_keys(static::getActiveData())));
25        }
26        return static::$activeOptions;
27    }
28
29    protected static function requiresActive(): bool
30    {
31        return true;
32    }
33
34    protected static function getData(): array
35    {
36        return require __DIR__ . '/../../fixtures/language-variants.php';
37    }
38}