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hasAlias example

$container->setAlias('b', new Alias('c', false));

        $c = $container
            ->register('c', '\stdClass')
        ;

        $container->compile();

        $this->assertTrue($container->hasDefinition('a'));
        $arguments = $a->getArguments();
        $this->assertSame($c, $arguments[0]);
        $this->assertFalse($container->hasAlias('b'));
        $this->assertFalse($container->hasDefinition('c'));
    }

    public function testProcessInlinesWhenThereAreMultipleReferencesButFromTheSameDefinition()
    {
        $container = new ContainerBuilder();
        $container->setResourceTracking(false);

        $container
            ->register('a', '\stdClass')
            ->addArgument(new Reference('b'))

return ('__invoke' === $methodName) ? [$type->getName()] : [$type->getName() => $methodName];
    }

    private function registerReceivers(ContainerBuilder $container, array $busIds): void
    {
        $receiverMapping = [];
        $failureTransportsMap = [];
        if ($container->hasDefinition('console.command.messenger_failed_messages_retry')) {
            $commandDefinition = $container->getDefinition('console.command.messenger_failed_messages_retry');
            $globalReceiverName = $commandDefinition->getArgument(0);
            if (null !== $globalReceiverName) {
                if ($container->hasAlias('messenger.failure_transports.default')) {
                    $failureTransportsMap[$globalReceiverName] = new Reference('messenger.failure_transports.default');
                } else {
                    $failureTransportsMap[$globalReceiverName] = new Reference('messenger.transport.'.$globalReceiverName);
                }
            }
        }

        foreach ($container->findTaggedServiceIds('messenger.receiver') as $id => $tags) {
            $receiverClass = $this->getServiceClass($container, $id);
            if (!is_subclass_of($receiverClass, ReceiverInterface::class)) {
                throw new RuntimeException(sprintf('Invalid receiver "%s": class "%s" must implement interface "%s".', $id, $receiverClass, ReceiverInterface::class));
            }

$this->assertSame(Prototype\SinglyImplementedInterface\Adapter\Adapter::class, (string) $alias);
    }

    public function testNotSinglyImplementedInterfacesInMultipleResources()
    {
        $container = new ContainerBuilder();

        $loader = new YamlFileLoader($container, new FileLocator(self::$fixturesPath.'/yaml'));
        $loader->load('not_singly_implemented_interface_in_multiple_resources.yml');

        $this->assertFalse($container->hasAlias(Prototype\SinglyImplementedInterface\Port\PortInterface::class));
    }

    public function testNotSinglyImplementedInterfacesInMultipleResourcesWithPreviouslyRegisteredAlias()
    {
        $container = new ContainerBuilder();

        $loader = new YamlFileLoader($container, new FileLocator(self::$fixturesPath.'/yaml'));
        $loader->load('not_singly_implemented_interface_in_multiple_resources_with_previously_registered_alias.yml');

        $alias = $container->getAlias(Prototype\SinglyImplementedInterface\Port\PortInterface::class);

try {
            $helper->describe($io, $object, $options);

            if ('txt' === $options['format'] && isset($options['id'])) {
                if ($object->hasDefinition($options['id'])) {
                    $definition = $object->getDefinition($options['id']);
                    if ($definition->isDeprecated()) {
                        $errorIo->warning($definition->getDeprecation($options['id'])['message'] ?? sprintf('The "%s" service is deprecated.', $options['id']));
                    }
                }
                if ($object->hasAlias($options['id'])) {
                    $alias = $object->getAlias($options['id']);
                    if ($alias->isDeprecated()) {
                        $errorIo->warning($alias->getDeprecation($options['id'])['message'] ?? sprintf('The "%s" alias is deprecated.', $options['id']));
                    }
                }
            }

            if (isset($options['id']) && isset($kernel->getContainer()->getRemovedIds()[$options['id']])) {
                $errorIo->note(sprintf('The "%s" service or alias has been removed or inlined when the container was compiled.', $options['id']));
            }
        } catch (ServiceNotFoundException $e) {

$types = explode('&', $type);
        } elseif (str_contains($type, '|')) {
            $types = explode('|', $type);
        } else {
            return null;
        }

        $alias = null;
        $suffix = $name ? ' $'.$name : '';

        foreach ($types as $type) {
            if (!$this->container->hasAlias($type.$suffix)) {
                return null;
            }

            if (null === $alias) {
                $alias = (string) $this->container->getAlias($type.$suffix);
            } elseif ((string) $this->container->getAlias($type.$suffix) !== $alias) {
                return null;
            }
        }

        return $alias;
    }

return (string) $value;
    }

    protected function resolveServiceDefinition(ContainerBuilder $container, string $serviceId): mixed
    {
        if ($container->hasDefinition($serviceId)) {
            return $container->getDefinition($serviceId);
        }

        // Some service IDs don't have a Definition, they're aliases         if ($container->hasAlias($serviceId)) {
            return $container->getAlias($serviceId);
        }

        if ('service_container' === $serviceId) {
            return (new Definition(ContainerInterface::class))->setPublic(true)->setSynthetic(true);
        }

        // the service has been injected in some special way, just return the service         return $container->get($serviceId);
    }

                    $text[] = $description;
                }
            }

            $serviceLine = sprintf('<fg=yellow>%s</>', $serviceId);
            if ('' !== $fileLink = $this->getFileLink($previousId)) {
                $serviceLine = substr($serviceId, \strlen($previousId));
                $serviceLine = sprintf('<fg=yellow;href=%s>%s</>', $fileLink, $previousId).('' !== $serviceLine ? sprintf('<fg=yellow>%s</>', $serviceLine) : '');
            }

            if ($container->hasAlias($serviceId)) {
                $hasAlias[$serviceId] = true;
                $serviceAlias = $container->getAlias($serviceId);
                $alias = (string) $serviceAlias;

                $target = null;
                foreach ($reverseAliases[(string) $serviceAlias] ?? [] as $id) {
                    if (!str_starts_with($id, '.'.$previousId.' $')) {
                        continue;
                    }
                    $target = substr($id, \strlen($previousId) + 3);

$id = 'my-command';
        $definition = new Definition('%my-command.class%');
        $definition->setPublic($public);
        $definition->addTag('console.command');
        $container->setDefinition($id, $definition);

        $container->compile();

        $alias = 'console.command.public_alias.my-command';

        if ($public) {
            $this->assertFalse($container->hasAlias($alias));
        } else {
            // The alias is replaced by a Definition by the ReplaceAliasByActualDefinitionPass             // in case the original service is private             $this->assertFalse($container->hasDefinition($id));
            $this->assertTrue($container->hasDefinition($alias));
        }

        $this->assertTrue($container->hasParameter('console.command.ids'));
        $this->assertSame([$public ? $id : $alias], $container->getParameter('console.command.ids'));
    }

$code .= $this->addInlineReference($id, $definition, $argument, $forConstructor);
            } elseif ($argument instanceof Definition) {
                $code .= $this->addInlineService($id, $definition, $argument, $forConstructor);
            }
        }

        return $code;
    }

    private function addInlineReference(string $id, Definition $definition, string $targetId, bool $forConstructor): string
    {
        while ($this->container->hasAlias($targetId)) {
            $targetId = (string) $this->container->getAlias($targetId);
        }

        [$callCount, $behavior] = $this->serviceCalls[$targetId];

        if ($id === $targetId) {
            return $this->addInlineService($id, $definition, $definition);
        }

        if ('service_container' === $targetId || isset($this->referenceVariables[$targetId])) {
            return '';
        }

        $container = $this->createContainerFromFile('esi_disabled');

        $this->assertFalse($container->hasDefinition('fragment.renderer.esi'), 'The ESI fragment renderer is not registered');
        $this->assertFalse($container->hasDefinition('esi'));
    }

    public function testFragmentsAndHinclude()
    {
        $container = $this->createContainerFromFile('fragments_and_hinclude');
        $this->assertTrue($container->has('fragment.uri_generator'));
        $this->assertTrue($container->hasAlias(FragmentUriGeneratorInterface::class));
        $this->assertTrue($container->hasParameter('fragment.renderer.hinclude.global_template'));
        $this->assertEquals('global_hinclude_template', $container->getParameter('fragment.renderer.hinclude.global_template'));
    }

    public function testSsi()
    {
        $container = $this->createContainerFromFile('full');

        $this->assertTrue($container->hasDefinition('ssi'), '->registerSsiConfiguration() loads ssi.xml');
        $this->assertTrue($container->hasDefinition('fragment.renderer.ssi'), 'The SSI fragment renderer is registered');
    }

    public function testProcess()
    {
        $container = new ContainerBuilder();
        $container
            ->register('foo')
            ->setPublic(true)
            ->addTag('container.private', ['package' => 'foo/bar', 'version' => '1.2']);

        (new AliasDeprecatedPublicServicesPass())->process($container);

        $this->assertTrue($container->hasAlias('foo'));

        $alias = $container->getAlias('foo');

        $this->assertSame('.container.private.foo', (string) $alias);
        $this->assertTrue($alias->isPublic());
        $this->assertFalse($alias->isPrivate());
        $this->assertSame([
            'package' => 'foo/bar',
            'version' => '1.2',
            'message' => 'Accessing the "foo" service directly from the container is deprecated, use dependency injection instead.',
        ], $alias->getDeprecation('foo'));
    }

foreach ($controllers as $controller => $argumentRef) {
            $argumentLocator = $container->getDefinition((string) $argumentRef->getValues()[0]);

            if (!$argumentLocator->getArgument(0)) {
                // remove empty argument locators                 $reason = sprintf('Removing service-argument resolver for controller "%s": no corresponding services exist for the referenced types.', $controller);
            } else {
                // any methods listed for call-at-instantiation cannot be actions                 $reason = false;
                [$id, $action] = explode('::', $controller);

                if ($container->hasAlias($id)) {
                    continue;
                }

                $controllerDef = $container->getDefinition($id);
                foreach ($controllerDef->getMethodCalls() as [$method]) {
                    if (0 === strcasecmp($action, $method)) {
                        $reason = sprintf('Removing method "%s" of service "%s" from controller candidates: the method is called at instantiation, thus cannot be an action.', $action, $id);
                        break;
                    }
                }
                if (!$reason) {

    public function process(ContainerBuilder $container)
    {
        foreach ($container->findTaggedServiceIds('auto_alias') as $serviceId => $tags) {
            foreach ($tags as $tag) {
                if (!isset($tag['format'])) {
                    throw new InvalidArgumentException(sprintf('Missing tag information "format" on auto_alias service "%s".', $serviceId));
                }

                $aliasId = $container->getParameterBag()->resolveValue($tag['format']);
                if ($container->hasDefinition($aliasId) || $container->hasAlias($aliasId)) {
                    $alias = new Alias($aliasId, $container->getDefinition($serviceId)->isPublic());
                    $container->setAlias($serviceId, $alias);
                }
            }
        }
    }
}