minor #4796 Update service_container.rst (ifdattic)

This PR was merged into the 2.3 branch.

Discussion
----------

Update service_container.rst

| Q             | A
| ------------- | ---
| Doc fix?      | yes
| New docs?     | no
| Applies to    | 2.3
| Fixed tickets |

Commits
-------

7ec7c7e Update service_container.rst

Author: wouterj

book/service_container.rst

@@ -121,7 +121,8 @@ be specified in YAML, XML or PHP:
         <?xml version="1.0" encoding="UTF-8" ?>
         <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">
+            xsi:schemaLocation="http://symfony.com/schema/dic/services
+                http://symfony.com/schema/dic/services/services-1.0.xsd">
 
             <services>
                 <service id="my_mailer" class="Acme\HelloBundle\Mailer">
@@ -216,7 +217,8 @@ straightforward. Parameters make defining services more organized and flexible:
         <?xml version="1.0" encoding="UTF-8" ?>
         <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">
+            xsi:schemaLocation="http://symfony.com/schema/dic/services
+                http://symfony.com/schema/dic/services/services-1.0.xsd">
 
             <parameters>
                 <parameter key="my_mailer.transport">sendmail</parameter>
@@ -358,7 +360,8 @@ directories don't exist, create them.
         <?xml version="1.0" encoding="UTF-8" ?>
         <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">
+            xsi:schemaLocation="http://symfony.com/schema/dic/services
+                http://symfony.com/schema/dic/services/services-1.0.xsd">
 
             <parameters>
                 <parameter key="my_mailer.transport">sendmail</parameter>
@@ -402,7 +405,8 @@ configuration.
         <?xml version="1.0" encoding="UTF-8" ?>
         <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">
+            xsi:schemaLocation="http://symfony.com/schema/dic/services
+                http://symfony.com/schema/dic/services/services-1.0.xsd">
 
             <imports>
                 <import resource="@AcmeHelloBundle/Resources/config/services.xml"/>
@@ -481,8 +485,10 @@ invokes the service container extension inside the FrameworkBundle:
         <container xmlns="http://symfony.com/schema/dic/services"
             xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
             xmlns:framework="http://symfony.com/schema/dic/symfony"
-            xsi:schemaLocation="http://symfony.com/schema/dic/services http://symfony.com/schema/dic/services/services-1.0.xsd
-                http://symfony.com/schema/dic/symfony http://symfony.com/schema/dic/symfony/symfony-1.0.xsd">
+            xsi:schemaLocation="http://symfony.com/schema/dic/services
+                http://symfony.com/schema/dic/services/services-1.0.xsd
+                http://symfony.com/schema/dic/symfony
+                http://symfony.com/schema/dic/symfony/symfony-1.0.xsd">
 
             <framework:config secret="xxxxxxxxxx">
                 <framework:form />
@@ -605,6 +611,7 @@ the service container gives you a much more appealing option:
         services:
             my_mailer:
                 # ...
+            
             newsletter_manager:
                 class:     Acme\HelloBundle\Newsletter\NewsletterManager
                 arguments: ["@my_mailer"]
@@ -615,12 +622,14 @@ the service container gives you a much more appealing option:
         <?xml version="1.0" encoding="UTF-8" ?>
         <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">
+            xsi:schemaLocation="http://symfony.com/schema/dic/services
+                http://symfony.com/schema/dic/services/services-1.0.xsd">
 
             <services>
                 <service id="my_mailer">
                 <!-- ... -->
                 </service>
+
                 <service id="newsletter_manager" class="Acme\HelloBundle\Newsletter\NewsletterManager">
                     <argument type="service" id="my_mailer"/>
                 </service>
@@ -634,6 +643,7 @@ the service container gives you a much more appealing option:
         use Symfony\Component\DependencyInjection\Reference;
 
         $container->setDefinition('my_mailer', ...);
+
         $container->setDefinition('newsletter_manager', new Definition(
             'Acme\HelloBundle\Newsletter\NewsletterManager',
             array(new Reference('my_mailer'))
@@ -686,6 +696,7 @@ Injecting the dependency by the setter method just needs a change of syntax:
         services:
             my_mailer:
                 # ...
+            
             newsletter_manager:
                 class:     Acme\HelloBundle\Newsletter\NewsletterManager
                 calls:
@@ -697,12 +708,14 @@ Injecting the dependency by the setter method just needs a change of syntax:
         <?xml version="1.0" encoding="UTF-8" ?>
         <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">
+            xsi:schemaLocation="http://symfony.com/schema/dic/services
+                http://symfony.com/schema/dic/services/services-1.0.xsd">
 
             <services>
                 <service id="my_mailer">
                 <!-- ... -->
                 </service>
+
                 <service id="newsletter_manager" class="Acme\HelloBundle\Newsletter\NewsletterManager">
                     <call method="setMailer">
                         <argument type="service" id="my_mailer" />
@@ -718,6 +731,7 @@ Injecting the dependency by the setter method just needs a change of syntax:
         use Symfony\Component\DependencyInjection\Reference;
 
         $container->setDefinition('my_mailer', ...);
+        
         $container->setDefinition('newsletter_manager', new Definition(
             'Acme\HelloBundle\Newsletter\NewsletterManager'
         ))->addMethodCall('setMailer', array(
@@ -756,12 +770,14 @@ it exists and do nothing if it doesn't:
         <?xml version="1.0" encoding="UTF-8" ?>
         <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">
+            xsi:schemaLocation="http://symfony.com/schema/dic/services
+                http://symfony.com/schema/dic/services/services-1.0.xsd">
 
             <services>
                 <service id="my_mailer">
                 <!-- ... -->
                 </service>
+                
                 <service id="newsletter_manager" class="Acme\HelloBundle\Newsletter\NewsletterManager">
                     <argument type="service" id="my_mailer" on-invalid="ignore" />
                 </service>
@@ -776,6 +792,7 @@ it exists and do nothing if it doesn't:
         use Symfony\Component\DependencyInjection\ContainerInterface;
 
         $container->setDefinition('my_mailer', ...);
+        
         $container->setDefinition('newsletter_manager', new Definition(
             'Acme\HelloBundle\Newsletter\NewsletterManager',
             array(
@@ -863,7 +880,8 @@ Configuring the service container is easy:
         <?xml version="1.0" encoding="UTF-8" ?>
         <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">
+            xsi:schemaLocation="http://symfony.com/schema/dic/services
+                http://symfony.com/schema/dic/services/services-1.0.xsd">
 
             <service id="newsletter_manager" class="Acme\HelloBundle\Newsletter\NewsletterManager">
                 <argument type="service" id="mailer"/>
@@ -912,6 +930,7 @@ to be used for a specific purpose. Take the following example:
         services:
             foo.twig.extension:
                 class: Acme\HelloBundle\Extension\FooExtension
+                public: false
                 tags:
                     -  { name: twig.extension }
 
@@ -921,11 +940,13 @@ to be used for a specific purpose. Take the following example:
         <?xml version="1.0" encoding="UTF-8" ?>
         <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">
+            xsi:schemaLocation="http://symfony.com/schema/dic/services
+                http://symfony.com/schema/dic/services/services-1.0.xsd">
 
             <service
                 id="foo.twig.extension"
-                class="Acme\HelloBundle\Extension\FooExtension">
+                class="Acme\HelloBundle\Extension\FooExtension"
+                public="false">
 
                 <tag name="twig.extension" />
             </service>
@@ -937,6 +958,7 @@ to be used for a specific purpose. Take the following example:
         use Symfony\Component\DependencyInjection\Definition;
 
         $definition = new Definition('Acme\HelloBundle\Extension\FooExtension');
+        $definition->setPublic(false);
         $definition->addTag('twig.extension');
         $container->setDefinition('foo.twig.extension', $definition);