feature #30267 [Form] add option to render NumberType as type="number" (xabbuh)

This PR was merged into the 4.3-dev branch.

Discussion
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[Form] add option to render NumberType as type="number"

| Q             | A
| ------------- | ---
| Branch?       | master
| Bug fix?      | no
| New feature?  | yes
| BC breaks?    | no
| Deprecations? | no
| Tests pass?   | yes
| Fixed tickets | #8106
| License       | MIT
| Doc PR        | symfony/symfony-docs#10997

Commits
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42e8f5e3a2 add option to render NumberType as type="number"

Author: fabpot

Resources/views/Form/form_div_layout.html.twig

@@ -170,7 +170,7 @@
 {%- endblock dateinterval_widget -%}
 
 {%- block number_widget -%}
-    {# type="number" doesn't work with floats #}
+    {# type="number" doesn't work with floats in localized formats #}
     {%- set type = type|default('text') -%}
     {{ block('form_widget_simple') }}
 {%- endblock number_widget -%}

Tests/Extension/AbstractBootstrap3LayoutTest.php

@@ -2089,6 +2089,22 @@ public function testNumber()
         );
     }
 
+    public function testRenderNumberWithHtml5NumberType()
+    {
+        $form = $this->factory->createNamed('name', 'Symfony\Component\Form\Extension\Core\Type\NumberType', 1234.56, [
+            'html5' => true,
+        ]);
+
+        $this->assertWidgetMatchesXpath($form->createView(), ['attr' => ['class' => 'my&class']],
+            '/input
+    [@type="number"]
+    [@name="name"]
+    [@class="my&class form-control"]
+    [@value="1234.56"]
+'
+        );
+    }
+
     public function testPassword()
     {
         $form = $this->factory->createNamed('name', 'Symfony\Component\Form\Extension\Core\Type\PasswordType', 'foo&bar');