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plugins/simplesaml/lib/vendor/symfony/dependency-injection/LazyProxy/PhpDumper/DumperInterface.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection\LazyProxy\PhpDumper;
+
+use Symfony\Component\DependencyInjection\Definition;
+
+/**
+ * Lazy proxy dumper capable of generating the instantiation logic PHP code for proxied services.
+ *
+ * @author Marco Pivetta <ocramius@gmail.com>
+ */
+interface DumperInterface
+{
+    /**
+     * Inspects whether the given definitions should produce proxy instantiation logic in the dumped container.
+     *
+     * @param bool|null   &$asGhostObject Set to true after the call if the proxy is a ghost object
+     * @param string|null $id
+     */
+    public function isProxyCandidate(Definition $definition/* , ?bool &$asGhostObject = null, ?string $id = null */): bool;
+
+    /**
+     * Generates the code to be used to instantiate a proxy in the dumped factory code.
+     */
+    public function getProxyFactoryCode(Definition $definition, string $id, string $factoryCode): string;
+
+    /**
+     * Generates the code for the lazy proxy.
+     *
+     * @param string|null $id
+     */
+    public function getProxyCode(Definition $definition/* , ?string $id = null */): string;
+}

plugins/simplesaml/lib/vendor/symfony/dependency-injection/LazyProxy/PhpDumper/LazyServiceDumper.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection\LazyProxy\PhpDumper;
+
+use Symfony\Component\DependencyInjection\Definition;
+use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
+use Symfony\Component\VarExporter\Exception\LogicException;
+use Symfony\Component\VarExporter\ProxyHelper;
+
+/**
+ * @author Nicolas Grekas <p@tchwork.com>
+ */
+final class LazyServiceDumper implements DumperInterface
+{
+    public function __construct(
+        private string $salt = '',
+    ) {
+    }
+
+    public function isProxyCandidate(Definition $definition, ?bool &$asGhostObject = null, ?string $id = null): bool
+    {
+        $asGhostObject = false;
+
+        if ($definition->hasTag('proxy')) {
+            if (!$definition->isLazy()) {
+                throw new InvalidArgumentException(sprintf('Invalid definition for service "%s": setting the "proxy" tag on a service requires it to be "lazy".', $id ?? $definition->getClass()));
+            }
+
+            return true;
+        }
+
+        if (!$definition->isLazy()) {
+            return false;
+        }
+
+        if (!($class = $definition->getClass()) || !(class_exists($class) || interface_exists($class, false))) {
+            return false;
+        }
+
+        if ($definition->getFactory()) {
+            return true;
+        }
+
+        foreach ($definition->getMethodCalls() as $call) {
+            if ($call[2] ?? false) {
+                return true;
+            }
+        }
+
+        try {
+            $asGhostObject = (bool) ProxyHelper::generateLazyGhost(new \ReflectionClass($class));
+        } catch (LogicException) {
+        }
+
+        return true;
+    }
+
+    public function getProxyFactoryCode(Definition $definition, string $id, string $factoryCode): string
+    {
+        $instantiation = 'return';
+
+        if ($definition->isShared()) {
+            $instantiation .= sprintf(' $container->%s[%s] =', $definition->isPublic() && !$definition->isPrivate() ? 'services' : 'privates', var_export($id, true));
+        }
+
+        $asGhostObject = str_contains($factoryCode, '$proxy');
+        $proxyClass = $this->getProxyClass($definition, $asGhostObject);
+
+        if (!$asGhostObject) {
+            return <<<EOF
+                    if (true === \$lazyLoad) {
+                        $instantiation \$container->createProxy('$proxyClass', static fn () => \\$proxyClass::createLazyProxy(static fn () => $factoryCode));
+                    }
+
+
+            EOF;
+        }
+
+        $factoryCode = sprintf('static fn ($proxy) => %s', $factoryCode);
+
+        return <<<EOF
+                if (true === \$lazyLoad) {
+                    $instantiation \$container->createProxy('$proxyClass', static fn () => \\$proxyClass::createLazyGhost($factoryCode));
+                }
+
+
+        EOF;
+    }
+
+    public function getProxyCode(Definition $definition, ?string $id = null): string
+    {
+        if (!$this->isProxyCandidate($definition, $asGhostObject, $id)) {
+            throw new InvalidArgumentException(sprintf('Cannot instantiate lazy proxy for service "%s".', $id ?? $definition->getClass()));
+        }
+        $proxyClass = $this->getProxyClass($definition, $asGhostObject, $class);
+
+        if ($asGhostObject) {
+            try {
+                return (\PHP_VERSION_ID >= 80200 && $class?->isReadOnly() ? 'readonly ' : '').'class '.$proxyClass.ProxyHelper::generateLazyGhost($class);
+            } catch (LogicException $e) {
+                throw new InvalidArgumentException(sprintf('Cannot generate lazy ghost for service "%s".', $id ?? $definition->getClass()), 0, $e);
+            }
+        }
+        $interfaces = [];
+
+        if ($definition->hasTag('proxy')) {
+            foreach ($definition->getTag('proxy') as $tag) {
+                if (!isset($tag['interface'])) {
+                    throw new InvalidArgumentException(sprintf('Invalid definition for service "%s": the "interface" attribute is missing on a "proxy" tag.', $id ?? $definition->getClass()));
+                }
+                if (!interface_exists($tag['interface']) && !class_exists($tag['interface'], false)) {
+                    throw new InvalidArgumentException(sprintf('Invalid definition for service "%s": several "proxy" tags found but "%s" is not an interface.', $id ?? $definition->getClass(), $tag['interface']));
+                }
+                if ('object' !== $definition->getClass() && !is_a($class->name, $tag['interface'], true)) {
+                    throw new InvalidArgumentException(sprintf('Invalid "proxy" tag for service "%s": class "%s" doesn\'t implement "%s".', $id ?? $definition->getClass(), $definition->getClass(), $tag['interface']));
+                }
+                $interfaces[] = new \ReflectionClass($tag['interface']);
+            }
+
+            $class = 1 === \count($interfaces) && !$interfaces[0]->isInterface() ? array_pop($interfaces) : null;
+        } elseif ($class->isInterface()) {
+            $interfaces = [$class];
+            $class = null;
+        }
+
+        try {
+            return (\PHP_VERSION_ID >= 80200 && $class?->isReadOnly() ? 'readonly ' : '').'class '.$proxyClass.ProxyHelper::generateLazyProxy($class, $interfaces);
+        } catch (LogicException $e) {
+            throw new InvalidArgumentException(sprintf('Cannot generate lazy proxy for service "%s".', $id ?? $definition->getClass()), 0, $e);
+        }
+    }
+
+    public function getProxyClass(Definition $definition, bool $asGhostObject, ?\ReflectionClass &$class = null): string
+    {
+        $class = 'object' !== $definition->getClass() ? $definition->getClass() : 'stdClass';
+        $class = new \ReflectionClass($class);
+
+        return preg_replace('/^.*\\\\/', '', $definition->getClass())
+            .($asGhostObject ? 'Ghost' : 'Proxy')
+            .ucfirst(substr(hash('sha256', $this->salt.'+'.$class->name.'+'.serialize($definition->getTag('proxy'))), -7));
+    }
+}

plugins/simplesaml/lib/vendor/symfony/dependency-injection/LazyProxy/PhpDumper/NullDumper.php

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+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\DependencyInjection\LazyProxy\PhpDumper;
+
+use Symfony\Component\DependencyInjection\Definition;
+
+/**
+ * Null dumper, negates any proxy code generation for any given service definition.
+ *
+ * @author Marco Pivetta <ocramius@gmail.com>
+ *
+ * @final
+ */
+class NullDumper implements DumperInterface
+{
+    public function isProxyCandidate(Definition $definition, ?bool &$asGhostObject = null, ?string $id = null): bool
+    {
+        return $asGhostObject = false;
+    }
+
+    public function getProxyFactoryCode(Definition $definition, string $id, string $factoryCode): string
+    {
+        return '';
+    }
+
+    public function getProxyCode(Definition $definition, ?string $id = null): string
+    {
+        return '';
+    }
+}