From bf6655a534a6775d30cafa67bd801276bda1d98d Mon Sep 17 00:00:00 2001 From: polo Date: Tue, 13 Aug 2024 23:45:21 +0200 Subject: =?UTF-8?q?VERSION=200.2=20doctrine=20ORM=20et=20entit=C3=A9s?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- vendor/symfony/var-exporter/LazyGhostTrait.php | 352 +++++++++++++++++++++++++ 1 file changed, 352 insertions(+) create mode 100644 vendor/symfony/var-exporter/LazyGhostTrait.php (limited to 'vendor/symfony/var-exporter/LazyGhostTrait.php') diff --git a/vendor/symfony/var-exporter/LazyGhostTrait.php b/vendor/symfony/var-exporter/LazyGhostTrait.php new file mode 100644 index 0000000..fa82ced --- /dev/null +++ b/vendor/symfony/var-exporter/LazyGhostTrait.php @@ -0,0 +1,352 @@ + + * + * For the full copyright and license information, please view the LICENSE + * file that was distributed with this source code. + */ + +namespace Symfony\Component\VarExporter; + +use Symfony\Component\Serializer\Attribute\Ignore; +use Symfony\Component\VarExporter\Internal\Hydrator; +use Symfony\Component\VarExporter\Internal\LazyObjectRegistry as Registry; +use Symfony\Component\VarExporter\Internal\LazyObjectState; +use Symfony\Component\VarExporter\Internal\LazyObjectTrait; + +trait LazyGhostTrait +{ + use LazyObjectTrait; + + /** + * Creates a lazy-loading ghost instance. + * + * Skipped properties should be indexed by their array-cast identifier, see + * https://php.net/manual/language.types.array#language.types.array.casting + * + * @param (\Closure(static):void $initializer The closure should initialize the object it receives as argument + * @param array|null $skippedProperties An array indexed by the properties to skip, a.k.a. the ones + * that the initializer doesn't initialize, if any + * @param static|null $instance + */ + public static function createLazyGhost(\Closure $initializer, ?array $skippedProperties = null, ?object $instance = null): static + { + if (self::class !== $class = $instance ? $instance::class : static::class) { + $skippedProperties["\0".self::class."\0lazyObjectState"] = true; + } + + if (!isset(Registry::$defaultProperties[$class])) { + Registry::$classReflectors[$class] ??= new \ReflectionClass($class); + $instance ??= Registry::$classReflectors[$class]->newInstanceWithoutConstructor(); + Registry::$defaultProperties[$class] ??= (array) $instance; + Registry::$classResetters[$class] ??= Registry::getClassResetters($class); + + if (self::class === $class && \defined($class.'::LAZY_OBJECT_PROPERTY_SCOPES')) { + Hydrator::$propertyScopes[$class] ??= $class::LAZY_OBJECT_PROPERTY_SCOPES; + } + } else { + $instance ??= Registry::$classReflectors[$class]->newInstanceWithoutConstructor(); + } + + $instance->lazyObjectState = new LazyObjectState($initializer, $skippedProperties ??= []); + + foreach (Registry::$classResetters[$class] as $reset) { + $reset($instance, $skippedProperties); + } + + return $instance; + } + + /** + * Returns whether the object is initialized. + * + * @param $partial Whether partially initialized objects should be considered as initialized + */ + #[Ignore] + public function isLazyObjectInitialized(bool $partial = false): bool + { + if (!$state = $this->lazyObjectState ?? null) { + return true; + } + + return LazyObjectState::STATUS_INITIALIZED_FULL === $state->status; + } + + /** + * Forces initialization of a lazy object and returns it. + */ + public function initializeLazyObject(): static + { + if (!$state = $this->lazyObjectState ?? null) { + return $this; + } + + if (LazyObjectState::STATUS_UNINITIALIZED_FULL === $state->status) { + $state->initialize($this, '', null); + } + + return $this; + } + + /** + * @return bool Returns false when the object cannot be reset, ie when it's not a lazy object + */ + public function resetLazyObject(): bool + { + if (!$state = $this->lazyObjectState ?? null) { + return false; + } + + if (LazyObjectState::STATUS_UNINITIALIZED_FULL !== $state->status) { + $state->reset($this); + } + + return true; + } + + public function &__get($name): mixed + { + $propertyScopes = Hydrator::$propertyScopes[$this::class] ??= Hydrator::getPropertyScopes($this::class); + $scope = null; + + if ([$class, , $readonlyScope] = $propertyScopes[$name] ?? null) { + $scope = Registry::getScope($propertyScopes, $class, $name); + $state = $this->lazyObjectState ?? null; + + if ($state && (null === $scope || isset($propertyScopes["\0$scope\0$name"]))) { + if (LazyObjectState::STATUS_INITIALIZED_FULL === $state->status) { + // Work around php/php-src#12695 + $property = null === $scope ? $name : "\0$scope\0$name"; + $property = $propertyScopes[$property][3] + ?? Hydrator::$propertyScopes[$this::class][$property][3] = new \ReflectionProperty($scope ?? $class, $name); + } else { + $property = null; + } + + if ($property?->isInitialized($this) ?? LazyObjectState::STATUS_UNINITIALIZED_PARTIAL !== $state->initialize($this, $name, $readonlyScope ?? $scope)) { + goto get_in_scope; + } + } + } + + if ($parent = (Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['get']) { + if (2 === $parent) { + return parent::__get($name); + } + $value = parent::__get($name); + + return $value; + } + + if (null === $class) { + $frame = debug_backtrace(\DEBUG_BACKTRACE_IGNORE_ARGS, 1)[0]; + trigger_error(sprintf('Undefined property: %s::$%s in %s on line %s', $this::class, $name, $frame['file'], $frame['line']), \E_USER_NOTICE); + } + + get_in_scope: + + try { + if (null === $scope) { + if (null === $readonlyScope) { + return $this->$name; + } + $value = $this->$name; + + return $value; + } + $accessor = Registry::$classAccessors[$scope] ??= Registry::getClassAccessors($scope); + + return $accessor['get']($this, $name, null !== $readonlyScope); + } catch (\Error $e) { + if (\Error::class !== $e::class || !str_starts_with($e->getMessage(), 'Cannot access uninitialized non-nullable property')) { + throw $e; + } + + try { + if (null === $scope) { + $this->$name = []; + + return $this->$name; + } + + $accessor['set']($this, $name, []); + + return $accessor['get']($this, $name, null !== $readonlyScope); + } catch (\Error) { + if (preg_match('/^Cannot access uninitialized non-nullable property ([^ ]++) by reference$/', $e->getMessage(), $matches)) { + throw new \Error('Typed property '.$matches[1].' must not be accessed before initialization', $e->getCode(), $e->getPrevious()); + } + + throw $e; + } + } + } + + public function __set($name, $value): void + { + $propertyScopes = Hydrator::$propertyScopes[$this::class] ??= Hydrator::getPropertyScopes($this::class); + $scope = null; + + if ([$class, , $readonlyScope] = $propertyScopes[$name] ?? null) { + $scope = Registry::getScope($propertyScopes, $class, $name, $readonlyScope); + $state = $this->lazyObjectState ?? null; + + if ($state && ($readonlyScope === $scope || isset($propertyScopes["\0$scope\0$name"])) + && LazyObjectState::STATUS_INITIALIZED_FULL !== $state->status + ) { + if (LazyObjectState::STATUS_UNINITIALIZED_FULL === $state->status) { + $state->initialize($this, $name, $readonlyScope ?? $scope); + } + goto set_in_scope; + } + } + + if ((Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['set']) { + parent::__set($name, $value); + + return; + } + + set_in_scope: + + if (null === $scope) { + $this->$name = $value; + } else { + $accessor = Registry::$classAccessors[$scope] ??= Registry::getClassAccessors($scope); + $accessor['set']($this, $name, $value); + } + } + + public function __isset($name): bool + { + $propertyScopes = Hydrator::$propertyScopes[$this::class] ??= Hydrator::getPropertyScopes($this::class); + $scope = null; + + if ([$class, , $readonlyScope] = $propertyScopes[$name] ?? null) { + $scope = Registry::getScope($propertyScopes, $class, $name); + $state = $this->lazyObjectState ?? null; + + if ($state && (null === $scope || isset($propertyScopes["\0$scope\0$name"])) + && LazyObjectState::STATUS_INITIALIZED_FULL !== $state->status + && LazyObjectState::STATUS_UNINITIALIZED_PARTIAL !== $state->initialize($this, $name, $readonlyScope ?? $scope) + ) { + goto isset_in_scope; + } + } + + if ((Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['isset']) { + return parent::__isset($name); + } + + isset_in_scope: + + if (null === $scope) { + return isset($this->$name); + } + $accessor = Registry::$classAccessors[$scope] ??= Registry::getClassAccessors($scope); + + return $accessor['isset']($this, $name); + } + + public function __unset($name): void + { + $propertyScopes = Hydrator::$propertyScopes[$this::class] ??= Hydrator::getPropertyScopes($this::class); + $scope = null; + + if ([$class, , $readonlyScope] = $propertyScopes[$name] ?? null) { + $scope = Registry::getScope($propertyScopes, $class, $name, $readonlyScope); + $state = $this->lazyObjectState ?? null; + + if ($state && ($readonlyScope === $scope || isset($propertyScopes["\0$scope\0$name"])) + && LazyObjectState::STATUS_INITIALIZED_FULL !== $state->status + ) { + if (LazyObjectState::STATUS_UNINITIALIZED_FULL === $state->status) { + $state->initialize($this, $name, $readonlyScope ?? $scope); + } + goto unset_in_scope; + } + } + + if ((Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['unset']) { + parent::__unset($name); + + return; + } + + unset_in_scope: + + if (null === $scope) { + unset($this->$name); + } else { + $accessor = Registry::$classAccessors[$scope] ??= Registry::getClassAccessors($scope); + $accessor['unset']($this, $name); + } + } + + public function __clone(): void + { + if ($state = $this->lazyObjectState ?? null) { + $this->lazyObjectState = clone $state; + } + + if ((Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['clone']) { + parent::__clone(); + } + } + + public function __serialize(): array + { + $class = self::class; + + if ((Registry::$parentMethods[$class] ??= Registry::getParentMethods($class))['serialize']) { + $properties = parent::__serialize(); + } else { + $this->initializeLazyObject(); + $properties = (array) $this; + } + unset($properties["\0$class\0lazyObjectState"]); + + if (Registry::$parentMethods[$class]['serialize'] || !Registry::$parentMethods[$class]['sleep']) { + return $properties; + } + + $scope = get_parent_class($class); + $data = []; + + foreach (parent::__sleep() as $name) { + $value = $properties[$k = $name] ?? $properties[$k = "\0*\0$name"] ?? $properties[$k = "\0$class\0$name"] ?? $properties[$k = "\0$scope\0$name"] ?? $k = null; + + if (null === $k) { + trigger_error(sprintf('serialize(): "%s" returned as member variable from __sleep() but does not exist', $name), \E_USER_NOTICE); + } else { + $data[$k] = $value; + } + } + + return $data; + } + + public function __destruct() + { + $state = $this->lazyObjectState ?? null; + + if (LazyObjectState::STATUS_UNINITIALIZED_FULL === $state?->status) { + return; + } + + if ((Registry::$parentMethods[self::class] ??= Registry::getParentMethods(self::class))['destruct']) { + parent::__destruct(); + } + } + + #[Ignore] + private function setLazyObjectAsInitialized(bool $initialized): void + { + if ($state = $this->lazyObjectState ?? null) { + $state->status = $initialized ? LazyObjectState::STATUS_INITIALIZED_FULL : LazyObjectState::STATUS_UNINITIALIZED_FULL; + } + } +} -- cgit v1.2.3