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<?php |
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/** |
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* Part of SplTypes package. |
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* |
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* (c) Adrien Loyant <[email protected]> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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declare(strict_types=1); |
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namespace Ducks\Component\SplTypes\Reflection; |
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use Ducks\Component\SplTypes\SplUnitEnum; |
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/** |
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* The SplReflectionEnumBackedCase class reports info about an SplEnum backed case, which has no scalar equivalent. |
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* |
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* @psalm-api |
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* @psalm-immutable |
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* @psalm-suppress PropertyNotSetInConstructor |
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*/ |
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class SplReflectionEnumBackedCase extends SplReflectionEnumUnitCase |
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{ |
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/** |
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* Instantiates a ReflectionEnumBackedCase object |
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* |
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* @param object|string $class An enum instance or a name. |
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* @param string $constant An enum constant name. |
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* |
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* @throws \ReflectionException if $class is not a \ReflectionEnumBackedCase |
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* @throws \ReflectionException if $class is not a \Ducks\Component\SplTypes\SplEnumerable interface. |
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* @throws \ReflectionException in case the given class constant case does not exist. |
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* @throws \ReflectionException if $constant is not a case. |
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* |
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* @phpcs:ignore Generic.Files.LineLength.TooLong |
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* @phpstan-param \Ducks\Component\SplTypes\SplEnumerable|class-string<\Ducks\Component\SplTypes\SplEnumerable> $class An enum instance or a name. |
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* @phpstan-param string $constant An enum constant name. |
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* |
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* @psalm-suppress UninitializedProperty |
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* @psalm-suppress ImpureMethodCall |
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* |
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* @link https://www.php.net/manual/en/reflectionenumbackedcase.construct.php |
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*/ |
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public function __construct($class, string $constant) |
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{ |
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parent::__construct($class, $constant); |
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if (!$this->getEnum()->isBacked()) { |
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/** @psalm-suppress PossiblyNullOperand */ |
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throw new \ReflectionException( |
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'Enum case ' . $this->class . '::' . $this->name . ' is not a backed case' |
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); |
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} |
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} |
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/** |
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* Gets the scalar value backing this Enum case |
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* |
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* @return mixed The scalar equivalent of this enum case. |
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* |
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* @link https://www.php.net/manual/en/reflectionenumbackedcase.getbackingvalue.php |
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*/ |
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public function getBackingValue() |
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{ |
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return $this->getDeclaringClass() |
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->getConstant($this->name); |
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} |
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/** |
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* {@inheritdoc} |
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* |
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* @return SplUnitEnum The enum case object described by this reflection object. |
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* |
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* @psalm-suppress ImpureMethodCall |
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*/ |
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public function getValue(): SplUnitEnum |
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{ |
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$instance = parent::getValue(); |
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$class = new \ReflectionObject($instance); |
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if ($class->hasProperty('value')) { |
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$property = $class->getProperty('value'); |
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$property->setAccessible(true); |
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$property->setValue($instance, $class->getConstant($this->name)); |
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} |
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return $instance; |
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} |
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} |
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ducks-project /
spl-types
