* @license http://opensource.org/licenses/MIT MIT */ declare (strict_types=1); namespace Dudlewebs\WPMCS\GCP\Ramsey\Collection\Tool; use Dudlewebs\WPMCS\GCP\Ramsey\Collection\Exception\InvalidPropertyOrMethod; use Dudlewebs\WPMCS\GCP\Ramsey\Collection\Exception\UnsupportedOperationException; use ReflectionProperty; use function is_array; use function is_object; use function method_exists; use function property_exists; use function sprintf; /** * Provides functionality to extract the value of a property or method from an object. */ trait ValueExtractorTrait { /** * Returns the type associated with this collection. */ public abstract function getType() : string; /** * Extracts the value of the given property, method, or array key from the * element. * * If `$propertyOrMethod` is `null`, we return the element as-is. * * @param mixed $element The element to extract the value from. * @param string | null $propertyOrMethod The property or method for which the * value should be extracted. * * @return mixed the value extracted from the specified property, method, * or array key, or the element itself. * * @throws InvalidPropertyOrMethod * @throws UnsupportedOperationException */ protected function extractValue(mixed $element, ?string $propertyOrMethod) : mixed { if ($propertyOrMethod === null) { return $element; } if (!is_object($element) && !is_array($element)) { throw new UnsupportedOperationException(sprintf('The collection type "%s" does not support the $propertyOrMethod parameter', $this->getType())); } if (is_array($element)) { return $element[$propertyOrMethod] ?? throw new InvalidPropertyOrMethod(sprintf('Key or index "%s" not found in collection elements', $propertyOrMethod)); } if (property_exists($element, $propertyOrMethod) && method_exists($element, $propertyOrMethod)) { $reflectionProperty = new ReflectionProperty($element, $propertyOrMethod); if ($reflectionProperty->isPublic()) { return $element->{$propertyOrMethod}; } return $element->{$propertyOrMethod}(); } if (property_exists($element, $propertyOrMethod)) { return $element->{$propertyOrMethod}; } if (method_exists($element, $propertyOrMethod)) { return $element->{$propertyOrMethod}(); } if (isset($element->{$propertyOrMethod})) { return $element->{$propertyOrMethod}; } throw new InvalidPropertyOrMethod(sprintf('Method or property "%s" not defined in %s', $propertyOrMethod, $element::class)); } }