1 | <?php |
||
2 | |||
3 | /** |
||
4 | * Part of SplTypes package. |
||
5 | * |
||
6 | * (c) Adrien Loyant <[email protected]> |
||
7 | * |
||
8 | * For the full copyright and license information, please view the LICENSE |
||
9 | * file that was distributed with this source code. |
||
10 | */ |
||
11 | |||
12 | declare(strict_types=1); |
||
13 | |||
14 | namespace Ducks\Component\SplTypes; |
||
15 | |||
16 | /** |
||
17 | * SplEnum gives the ability to emulate and create enumeration objects natively in PHP. |
||
18 | * |
||
19 | * @template T |
||
20 | * @extends SplType<T> |
||
21 | * |
||
22 | * @psalm-api |
||
23 | * |
||
24 | * @psalm-suppress MissingDependency |
||
25 | * @psalm-suppress UndefinedClass |
||
26 | */ |
||
27 | abstract class SplEnum extends SplType implements SplEnumerable |
||
28 | { |
||
29 | use SplEnumTrait; |
||
30 | /** @use SplEnumAccessorsTrait<T> */ |
||
31 | use SplEnumAccessorsTrait; |
||
32 | |||
33 | /** |
||
34 | * {@inheritdoc} |
||
35 | * |
||
36 | * @param mixed $initial_value |
||
37 | * @param bool $strict |
||
38 | * |
||
39 | * @phpstan-param T|null $initial_value |
||
40 | * @phpstan-param bool $strict |
||
41 | * |
||
42 | * @throws \UnexpectedValueException if incompatible type is given. |
||
43 | * |
||
44 | * @SuppressWarnings(PHPMD.CamelCaseParameterName) |
||
45 | * @SuppressWarnings(PHPMD.CamelCaseVariableName) |
||
46 | */ |
||
47 | 10 | public function __construct($initial_value = self::__default, bool $strict = true) |
|
48 | { |
||
49 | /** @var T $initial_value */ |
||
50 | 10 | $initial_value ??= static::__default; |
|
51 | |||
52 | 10 | if (!\in_array($initial_value, $this->getConstList(), $strict)) { |
|
53 | 1 | throw new \UnexpectedValueException('Cannot instantiate, Value not a const in enum ' . __CLASS__); |
|
54 | } |
||
55 | |||
56 | 9 | parent::__construct($initial_value); |
|
57 | } |
||
58 | |||
59 | /** |
||
60 | * Returns all consts (possible values) as an array. |
||
61 | * |
||
62 | * @param bool $include_default Whether to include __default property. |
||
63 | * |
||
64 | * @return mixed[] |
||
65 | * |
||
66 | * @SuppressWarnings(PHPMD.CamelCaseParameterName) |
||
67 | * @SuppressWarnings(PHPMD.CamelCaseVariableName) |
||
68 | */ |
||
69 | 10 | final public function getConstList(bool $include_default = false) |
|
70 | { |
||
71 | 10 | $class = new \ReflectionClass($this); |
|
72 | 10 | $constants = $class->getConstants(); |
|
73 | 10 | if (!$include_default) { |
|
74 | 10 | unset($constants['__default']); |
|
75 | } |
||
76 | |||
77 | 10 | return $constants; |
|
78 | } |
||
79 | } |
||
80 |