minor #2297 [Autocomplete] Adjust index.rst format (smnandre)

This PR was merged into the 2.x branch.

Discussion
----------

[Autocomplete] Adjust index.rst format

Enforce max line-width
Fix some minor code examples

Commits
-------

ea83070 [Autocomplete] Adjust index.rst format

Author: javiereguiluz

src/Autocomplete/doc/index.rst

@@ -68,7 +68,7 @@ Tom Select-powered UI control by adding the ``autocomplete`` option:
     }
 
 That's all you need! When you refresh, the Autocomplete Stimulus controller
-will transform your select element into a smart UI control:
+will transform your ``<select>`` element into a smart UI control:
 
 .. image:: food-non-ajax.png
    :alt: Screenshot of a Food select with Tom Select
@@ -99,7 +99,8 @@ Or, create the field by hand::
     // src/Form/FoodAutocompleteField.php
     // ...
 
-    use Symfony\Bundle\SecurityBundle\Security;
+    use Symfony\Component\Form\AbstractType;
+    use Symfony\Component\OptionsResolver\OptionsResolver;
     use Symfony\UX\Autocomplete\Form\AsEntityAutocompleteField;
     use Symfony\UX\Autocomplete\Form\BaseEntityAutocompleteType;
 
@@ -283,16 +284,22 @@ Passing Extra Options to the Ajax-powered Autocomplete
 
     The ability to pass extra options was added in Autocomplete 2.14.
 
-Autocomplete field options are not preserved when the field is rendered on an Ajax call. So, features like exclude some options
-based on the current form data are not possible by default. To partially avoid this limitation, the `extra_options` option was added.
+Autocomplete field options are **not preserved** when the field is rendered
+on an Ajax call. So, features like exclude some options based on the current
+form data are not possible by default. 
+
+To partially avoid this limitation, the ``extra_options`` option was added.
 
 .. warning::
 
-    Only scalar values (``string``, ``integer``, ``float``, ``boolean``), ``null`` and ``array`` (consisted from the same types as mentioned before) can be passed as extra options.
+    Only scalar values (``string``, ``integer``, ``float``, ``boolean``),
+    ``null`` and ``array`` (consisted from the same types as mentioned before)
+    can be passed as extra options.
 
-Considering the following example, when the form type is rendered for the first time, it will use the ``query_builder`` defined
-while adding a ``food`` field to the ``FoodForm``. However, when the Ajax is used to fetch the results, on the consequent renders,
-the default ``query_builder`` will be used::
+Considering the following example, when the form type is rendered for the first
+time, it will use the ``query_builder`` defined while adding a ``food`` field 
+to the ``FoodForm``. However, when the Ajax is used to fetch the results, on
+the consequent renders, the default ``query_builder`` will be used::
 
     // src/Form/FoodForm.php
     // ...
@@ -306,21 +313,18 @@ the default ``query_builder`` will be used::
             $builder
                 ->add('food', FoodAutocompleteField::class, [
                     'query_builder' => function (EntityRepository $er) {
-                            $qb = $er->createQueryBuilder('o');
-
-                            $qb->andWhere($qb->expr()->notIn('o.id', [$currentFoodId]));
-
-                            return $qb;
-                        };
-                    }
+                        return $er->createQueryBuilder('o')
+                            ->andWhere($qb->expr()->notIn('o.id', [$currentFoodId]));
+                    };
                 ])
             ;
         }
     }
 
-If some food can be consisted of other foods, we might want to exclude the "root" food from the list of available foods.
-To achieve this, we can remove the ``query_builder`` option from the above example and pass the ``excluded_foods`` extra option
-to the ``FoodAutocompleteField``::
+If some food can be consisted of other foods, we might want to exclude the 
+"root" food from the list of available foods. To achieve this, we can remove 
+the ``query_builder`` option from the above example and pass the ``excluded_foods``
+extra option to the ``FoodAutocompleteField``::
 
     // src/Form/FoodForm.php
     // ...
@@ -341,13 +345,13 @@ to the ``FoodAutocompleteField``::
         }
     }
 
-The magic of the ``extra_options`` is that it will be passed to the ``FoodAutocompleteField`` every time an Ajax call is made.
-So now, we can just use the ``excluded_foods`` extra option in the default ``query_builder`` of the ``FoodAutocompleteField``::
+The magic of the ``extra_options`` is that it will be passed to the ``FoodAutocompleteField``
+every time an Ajax call is made. So now, we can just use the ``excluded_foods``
+extra option in the default ``query_builder`` of the ``FoodAutocompleteField``::
 
     // src/Form/FoodAutocompleteField.php
     // ...
 
-    use Symfony\Bundle\SecurityBundle\Security;
     use Symfony\UX\Autocomplete\Form\AsEntityAutocompleteField;
     use Symfony\UX\Autocomplete\Form\BaseEntityAutocompleteType;
 
@@ -593,12 +597,14 @@ Passing Extra Options to the Autocompleter
 
     The ability to pass extra options was added in Autocomplete 2.14.
 
-If you need to pass extra options to the autocompleter, you can do so by implementing the
-``\Symfony\UX\Autocomplete\OptionsAwareEntityAutocompleterInterface`` interface.
+If you need to pass extra options to the autocompleter, you can do so by 
+implementing the ``\Symfony\UX\Autocomplete\OptionsAwareEntityAutocompleterInterface`` 
+interface.
 
 .. tip::
 
-    If you want to know **why** you might need to use the ``extra_options`` feature, see :ref:`passing-extra-options-to-the-ajax-powered-autocomplete`.
+    If you want to know **why** you might need to use the ``extra_options`` 
+    feature, see :ref:`passing-extra-options-to-the-ajax-powered-autocomplete`.
 
 .. code-block:: diff
 
@@ -634,13 +640,13 @@ If you need to pass extra options to the autocompleter, you can do so by impleme
     +       return $qb;
     +   }
 
-    +/**
-    + * @param array<string, mixed> $options
-    + */
-    +public function setOptions(array $options): void
-    +{
-    +    $this->options = $options;
-    +}
+    +   /**
+    +   * @param array<string, mixed> $options
+    +   */
+    +   public function setOptions(array $options): void
+    +   {
+    +       $this->options = $options;
+    +   }
 
 .. _manual-stimulus-controller: