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<?php |
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declare(strict_types = 1); |
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namespace Innmind\Reflection; |
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use Innmind\Reflection\{ |
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ExtractionStrategy\ExtractionStrategies, |
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InjectionStrategy\InjectionStrategies, |
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Exception\InvalidArgumentException, |
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}; |
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use Innmind\Immutable\{ |
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MapInterface, |
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Map, |
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}; |
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final class ReflectionObject |
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{ |
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private $object; |
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private $properties; |
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private $injectionStrategy; |
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private $extractionStrategy; |
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public function __construct( |
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object $object, |
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MapInterface $properties = null, |
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InjectionStrategy $injectionStrategy = null, |
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ExtractionStrategy $extractionStrategy = null |
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) { |
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$properties = $properties ?? new Map('string', 'mixed'); |
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if ( |
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(string) $properties->keyType() !== 'string' || |
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(string) $properties->valueType() !== 'mixed' |
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) { |
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throw new \TypeError('Argument 2 must be of type MapInterface<string, mixed>'); |
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} |
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$this->object = $object; |
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$this->properties = $properties; |
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$this->injectionStrategy = $injectionStrategy ?? InjectionStrategies::default(); |
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$this->extractionStrategy = $extractionStrategy ?? ExtractionStrategies::default(); |
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} |
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public static function of( |
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object $object, |
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MapInterface $properties = null, |
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InjectionStrategy $injectionStrategy = null, |
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ExtractionStrategy $extractionStrategy = null |
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): self { |
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return new self($object, $properties, $injectionStrategy, $extractionStrategy); |
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} |
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/** |
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* Add a property that will be injected |
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* |
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* @param mixed $value |
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*/ |
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public function withProperty(string $name, $value): self |
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{ |
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return new self( |
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$this->object, |
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$this->properties->put($name, $value), |
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$this->injectionStrategy, |
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$this->extractionStrategy |
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); |
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} |
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/** |
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* Add a set of properties that need to be injected |
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* |
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* @param array<string, mixed> $properties |
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* |
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* @return self |
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*/ |
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public function withProperties(array $properties): self |
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{ |
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$map = $this->properties; |
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foreach ($properties as $key => $value) { |
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$map = $map->put($key, $value); |
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} |
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return new self( |
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$this->object, |
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$map, |
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$this->injectionStrategy, |
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$this->extractionStrategy |
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); |
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} |
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/** |
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* Return the object with the list of properties set on it |
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*/ |
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public function build(): object |
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{ |
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return $this->properties->reduce( |
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$this->object, |
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function(object $object, string $key, $value): object { |
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return $this->inject($object, $key, $value); |
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} |
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); |
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} |
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/** |
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* Extract the given list of properties |
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* |
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* @return MapInterface<string, mixed> |
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*/ |
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public function extract(string ...$properties): MapInterface |
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{ |
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$map = new Map('string', 'mixed'); |
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foreach ($properties as $property) { |
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$map = $map->put( |
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$property, |
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$this->extractProperty($property) |
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); |
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} |
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1 |
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return $map; |
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} |
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/** |
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* Inject the given key/value pair into the object |
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* |
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* @param mixed $value |
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*/ |
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5 |
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private function inject(object $object, string $key, $value): object |
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{ |
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return $this->injectionStrategy->inject($object, $key, $value); |
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} |
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/** |
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* Extract the given property out of the object |
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* |
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* @return mixed |
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*/ |
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2 |
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private function extractProperty(string $property) |
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{ |
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2 |
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return $this->extractionStrategy->extract($this->object, $property); |
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} |
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} |
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Innmind /
Reflection
