add a NamedFormTrait helper trait

Author: quazardous

.gitignore

@@ -2,3 +2,5 @@
 /.buildpath
 /.project
 /.*.md.html
+/vendor/
+/composer.lock

composer.json

@@ -23,7 +23,8 @@
 	"require-dev" : {
 		"kriswallsmith/assetic" : "^1.0",
 		"mheap/Silex-Assetic" : "*@dev",
-		"quazardous/silex-console" : "*@dev"
+		"quazardous/silex-console" : "*@dev",
+        "symfony/form": "^3.0"
 	},
 	"autoload" : {
         "psr-4" : {

src/Silex/Application/NamedFormTrait.php

@@ -0,0 +1,32 @@
+<?php
+
+namespace Quazardous\Silex\Application;
+
+use Symfony\Component\Form\FormBuilder;
+
+/**
+ * Named Form trait.
+ *
+ */
+trait NamedFormTrait
+{
+    /**
+     * Creates and returns a named form builder instance.
+     *
+     * @param string                   $name
+     * @param mixed                    $data    The initial data for the form
+     * @param array                    $options Options for the form
+     * @param string|FormTypeInterface $type    Type of the form
+     *
+     * @return \Symfony\Component\Form\FormBuilder
+     */
+    public function namedForm($name, $data = null, array $options = array(), $type = null)
+    {
+        if (null === $type) {
+            // BC with Symfony < 2.8
+            $type = class_exists('Symfony\Component\Form\Extension\Core\Type\RangeType') ? 'Symfony\Component\Form\Extension\Core\Type\FormType' : 'form';
+        }
+    
+        return $this['form.factory']->createNamedBuilder($name, $type, $data, $options);
+    }
+}