@@ -63,24 +63,61 @@ then some tags are automatically applied for you. That's true for the ``twig.ext
6363tag: the container sees that your class extends ``AbstractExtension `` (or more accurately,
6464that it implements ``ExtensionInterface ``) and adds the tag for you.
6565
66- ..tip ::
66+ If you want to apply tags automatically for your own services, use the
67+ ``_instanceof `` option::
6768
68- To apply a tag to all your autoconfigured services extending a class or implementing an
69- interface, call the:method: `Symfony\\ Component\\ DependencyInjection\\ ContainerBuilder::registerForAutoconfiguration `
70- method in an:doc: `extension </bundles/extension >` or from your kernel::
69+ ..configuration-block ::
7170
72- // app/AppKernel.php
73- class AppKernel extends Kernel
74- {
75- // ...
71+ ..code-block ::yaml
7672
77- protected function build(ContainerBuilder $container)
78- {
79- $container->registerForAutoconfiguration(CustomInterface::class)
80- ->addTag('app.custom_tag')
81- ;
82- }
73+ # app/config/services.yml
74+ services :
75+ # this config only applies to the services created by this file
76+ _instanceof :
77+ # services whose classes are instances of CustomInterface will be tagged automatically
78+ AppBundle\Security\CustomInterface :
79+ tags :['app.custom_tag']
80+ # ...
81+
82+ code-block ::xml
83+
84+ <?xml version =" 1.0" encoding =" utf-8"
85+ <container xmlns =" http://symfony.com/schema/dic/services" xmlns : xsi =" http://www.w3.org/2001/XMLSchema-instance" xsi : schemaLocation =" http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd"
86+ <services >
87+ <!-- this config only applies to the services created by this file-->
88+ <instanceof id =" AppBundle\Security\CustomInterface" autowire =" true"
89+ <!-- services whose classes are instances of CustomInterface will be tagged automatically-->
90+ <tag name =" app.custom_tag"
91+ </instanceof >
92+ </services >
93+ </container >
94+
95+ code-block ::php
96+
97+ use AppBundle\Security\CustomInterface;
98+ // ...
99+
100+ // services whose classes are instances of CustomInterface will be tagged automatically
101+ $container->registerForAutoconfiguration(CustomInterface::class)
102+ ->addTag('app.custom_tag')
103+ ->setAutowired(true);
104+
105+
106+ :method: `Symfony\\ Component\\ DependencyInjection\\ ContainerBuilder::registerForAutoconfiguration `
107+ method in an:doc: `extension </bundles/extension >` or from your kernel::
108+
109+ // app/AppKernel.php
110+ class AppKernel extends Kernel
111+ {
112+ // ...
113+
114+ protected function build(ContainerBuilder $container)
115+ {
116+ $container->registerForAutoconfiguration(CustomInterface::class)
117+ ->addTag('app.custom_tag')
118+ ;
83119 }
120+ }
84121
85122Creating custom Tags
86123--------------------