minor #3553 Minimize horizontal scrolling in code blocks to improve readability (ifdattic)

This PR was merged into the 2.3 branch.

Discussion
----------

Minimize horizontal scrolling in code blocks to improve readability

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

Commits
-------

473969f Minimize horizontal scrolling in code blocks to improve readability

Author: weaverryan

book/controller.rst

@@ -508,7 +508,10 @@ value to each variable.
         $subRequest = $request->duplicate(array(), null, $path);
 
         $httpKernel = $this->container->get('http_kernel');
-        $response = $httpKernel->handle($subRequest, HttpKernelInterface::SUB_REQUEST);
+        $response = $httpKernel->handle(
+            $subRequest,
+            HttpKernelInterface::SUB_REQUEST
+        );
 
 .. index::
    single: Controller; Rendering templates
@@ -574,7 +577,8 @@ The Symfony templating engine is explained in great detail in the
             'AcmeHelloBundle:Hello/Greetings:index.html.twig',
             array('name' => $name)
         );
-        // index.html.twig found in Resources/views/Hello/Greetings is rendered.
+        // index.html.twig found in Resources/views/Hello/Greetings
+        // is rendered.
 
 .. index::
    single: Controller; Accessing services

book/doctrine.rst

@@ -622,8 +622,10 @@ Once you have your repository, you have access to all sorts of helpful methods::
 You can also take advantage of the useful ``findBy`` and ``findOneBy`` methods
 to easily fetch objects based on multiple conditions::
 
-    // query for one product matching by name and price
-    $product = $repository->findOneBy(array('name' => 'foo', 'price' => 19.99));
+    // query for one product matching be name and price
+    $product = $repository->findOneBy(
+        array('name' => 'foo', 'price' => 19.99)
+    );
 
     // query for all products matching the name, ordered by price
     $products = $repository->findBy(
@@ -1144,7 +1146,8 @@ Now you can see this new code in action! Imagine you're inside a controller::
             $em->flush();
 
             return new Response(
-                'Created product id: '.$product->getId().' and category id: '.$category->getId()
+                'Created product id: '.$product->getId()
+                .' and category id: '.$category->getId()
             );
         }
     }
@@ -1478,8 +1481,8 @@ and ``nullable``. Take a few examples:
         protected $name;
 
         /**
-         * A string field of length 150 that persists to an "email_address" column
-         * and has a unique index.
+         * A string field of length 150 that persists to an
+         * "email_address" column and has a unique index.
          *
          * @ORM\Column(name="email_address", unique=true, length=150)
          */
@@ -1489,13 +1492,14 @@ and ``nullable``. Take a few examples:
 
         fields:
             # A string field length 255 that cannot be null
-            # (reflecting the default values for the "length" and *nullable* options)
-            # type attribute is necessary in YAML definitions
+            # (reflecting the default values for the "length"
+            # and *nullable* options) type attribute is
+            # necessary in YAML definitions
             name:
                 type: string
 
-            # A string field of length 150 that persists to an "email_address" column
-            # and has a unique index.
+            # A string field of length 150 that persists to
+            # an "email_address" column and has a unique index.
             email:
                 type: string
                 column: email_address
@@ -1506,8 +1510,9 @@ and ``nullable``. Take a few examples:
 
         <!--
             A string field length 255 that cannot be null
-            (reflecting the default values for the "length" and *nullable* options)
-            type attribute is necessary in XML definitions
+            (reflecting the default values for the "length"
+            and *nullable* options) type attribute is
+            necessary in XML definitions
         -->
         <field name="name" type="string" />
         <field name="email"

components/form/introduction.rst

@@ -181,8 +181,10 @@ to bootstrap or access Twig and add the :class:`Symfony\\Bridge\\Twig\\Extension
     $defaultFormTheme = 'form_div_layout.html.twig';
 
     $vendorDir = realpath(__DIR__ . '/../vendor');
-    // the path to TwigBridge so Twig can locate the form_div_layout.html.twig file
-    $vendorTwigBridgeDir = $vendorDir . '/symfony/twig-bridge/Symfony/Bridge/Twig';
+    // the path to TwigBridge so Twig can locate the
+    // form_div_layout.html.twig file
+    $vendorTwigBridgeDir =
+        $vendorDir . '/symfony/twig-bridge/Symfony/Bridge/Twig';
     // the path to your other templates
     $viewsDir = realpath(__DIR__ . '/../views');
 
@@ -193,7 +195,9 @@ to bootstrap or access Twig and add the :class:`Symfony\\Bridge\\Twig\\Extension
     $formEngine = new TwigRendererEngine(array($defaultFormTheme));
     $formEngine->setEnvironment($twig);
     // add the FormExtension to Twig
-    $twig->addExtension(new FormExtension(new TwigRenderer($formEngine, $csrfProvider)));
+    $twig->addExtension(
+        new FormExtension(new TwigRenderer($formEngine, $csrfProvider))
+    );
 
     // create your form factory as normal
     $formFactory = Forms::createFormFactoryBuilder()
@@ -307,7 +311,8 @@ Your integration with the Validation component will look something like this::
 
     $vendorDir = realpath(__DIR__ . '/../vendor');
     $vendorFormDir = $vendorDir . '/symfony/form/Symfony/Component/Form';
-    $vendorValidatorDir = $vendorDir . '/symfony/validator/Symfony/Component/Validator';
+    $vendorValidatorDir =
+        $vendorDir . '/symfony/validator/Symfony/Component/Validator';
 
     // create the validator - details will vary
     $validator = Validation::createValidator();

components/http_foundation/introduction.rst

@@ -259,7 +259,8 @@ If you need to get full access to parsed data from ``Accept``, ``Accept-Language
     }
 
     // accepts items are sorted by descending quality
-    $accepts = AcceptHeader::fromString($request->headers->get('Accept'))->all();
+    $accepts = AcceptHeader::fromString($request->headers->get('Accept'))
+        ->all();
 
 Accessing other Data
 ~~~~~~~~~~~~~~~~~~~~
@@ -432,7 +433,10 @@ abstracts the hard work behind a simple API::
 
     use Symfony\Component\HttpFoundation\ResponseHeaderBag;
 
-    $d = $response->headers->makeDisposition(ResponseHeaderBag::DISPOSITION_ATTACHMENT, 'foo.pdf');
+    $d = $response->headers->makeDisposition(
+        ResponseHeaderBag::DISPOSITION_ATTACHMENT,
+        'foo.pdf'
+    );
 
     $response->headers->set('Content-Disposition', $d);
 
@@ -460,7 +464,10 @@ if it should::
 You can still set the ``Content-Type`` of the sent file, or change its ``Content-Disposition``::
 
     $response->headers->set('Content-Type', 'text/plain');
-    $response->setContentDisposition(ResponseHeaderBag::DISPOSITION_ATTACHMENT, 'filename.txt');
+    $response->setContentDisposition(
+        ResponseHeaderBag::DISPOSITION_ATTACHMENT,
+        'filename.txt'
+    );
 
 .. _component-http-foundation-json-response:
 

components/http_kernel/introduction.rst

@@ -610,7 +610,9 @@ a built-in ControllerResolver that can be used to create a working example::
     $routes = new RouteCollection();
     $routes->add('hello', new Route('/hello/{name}', array(
             '_controller' => function (Request $request) {
-                return new Response(sprintf("Hello %s", $request->get('name')));
+                return new Response(
+                    sprintf("Hello %s", $request->get('name'))
+                );
             }
         )
     ));

components/intl.rst

@@ -282,7 +282,12 @@ multi-valued entries (arrays), the values of the more specific and the fallback
 locale will be merged. In order to suppress this behavior, the last parameter
 ``$fallback`` can be set to ``false``::
 
-    echo $reader->readEntry('/path/to/bundle', 'en', array('Data', 'entry1'), false);
+    echo $reader->readEntry(
+        '/path/to/bundle',
+        'en',
+        array('Data', 'entry1'),
+        false
+    );
 
 Accessing ICU Data
 ------------------