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<?php |
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declare(strict_types=1); |
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namespace Gacela\Container; |
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use Gacela\Container\Exception\ContainerException; |
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use function is_object; |
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use function method_exists; |
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/** |
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* Manages service instance storage and frozen state. |
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*/ |
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final class InstanceRegistry |
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{ |
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/** @var array<string,mixed> */ |
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private array $instances = []; |
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/** @var array<string,bool> */ |
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private array $frozenInstances = []; |
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/** |
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* Check if an instance is registered. |
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*/ |
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public function has(string $id): bool |
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{ |
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return isset($this->instances[$id]); |
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} |
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/** |
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* Store a service instance. |
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* |
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* @throws ContainerException if instance is frozen |
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*/ |
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public function set(string $id, mixed $instance): void |
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{ |
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if (!empty($this->frozenInstances[$id])) { |
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throw ContainerException::frozenInstanceOverride($id); |
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} |
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$this->instances[$id] = $instance; |
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} |
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/** |
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* Get a service instance, handling frozen state and factory/protected closures. |
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*/ |
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public function get(string $id, FactoryManager $factoryManager, Container $container): mixed |
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{ |
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$this->frozenInstances[$id] = true; |
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if (!is_object($this->instances[$id]) |
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|| $factoryManager->isProtected($this->instances[$id]) |
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|| !method_exists($this->instances[$id], '__invoke') |
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) { |
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return $this->instances[$id]; |
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} |
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if ($factoryManager->isFactory($this->instances[$id])) { |
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return $this->instances[$id]($container); |
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} |
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$rawService = $this->instances[$id]; |
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/** @var mixed $resolvedService */ |
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$resolvedService = $rawService($container); |
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$this->instances[$id] = $resolvedService; |
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return $resolvedService; |
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} |
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/** |
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* Remove a service instance and its frozen state. |
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*/ |
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public function remove(string $id): void |
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{ |
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unset( |
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$this->instances[$id], |
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$this->frozenInstances[$id], |
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); |
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} |
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/** |
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* Check if an instance is frozen. |
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*/ |
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public function isFrozen(string $id): bool |
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{ |
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return isset($this->frozenInstances[$id]); |
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} |
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/** |
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* Get all registered service IDs. |
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* |
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* @return list<string> |
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*/ |
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public function getAll(): array |
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{ |
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return array_keys($this->instances); |
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} |
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/** |
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* Get raw instance for internal use (e.g., factory status transfer, extension). |
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*/ |
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public function getRaw(string $id): mixed |
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{ |
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return $this->instances[$id] ?? null; |
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} |
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/** |
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* Update instance directly (for lazy-loaded services). |
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*/ |
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public function update(string $id, mixed $instance): void |
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{ |
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$this->instances[$id] = $instance; |
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} |
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} |
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gacela-project /
container
