Re-adds legacy support for bc

Author: leightonthomas

src/Vivait/StringGeneratorBundle/DependencyInjection/VivaitStringGeneratorExtension.php

@@ -15,7 +15,25 @@ class VivaitStringGeneratorExtension extends ConfigurableExtension
      */
     public function loadInternal(array $mergedConfig, ContainerBuilder $container)
     {
-        $loader = new Loader\YamlFileLoader($container, new FileLocator(__DIR__.'/../Resources/config'));
+        $loader = new Loader\YamlFileLoader($container, new FileLocator(__DIR__ . '/../Resources/config'));
         $loader->load('services.yml');
+
+        if ($mergedConfig['generators'] && $container->hasDefinition('vivait_generator.registry')) {
+            @trigger_error(
+                'Defining Generators in config is deprecated since version 2.0.1 and will be removed in version 3.0. ' .
+                'Use services tagged with "vivait_generator.generator" and an "alias" instead.',
+                E_USER_DEPRECATED
+            );
+
+            $registry = $container->findDefinition('vivait_generator.registry');
+
+            $legacyGenerators = [];
+
+            foreach ($mergedConfig['generators'] as $alias => $generatorService) {
+                $legacyGenerators[$alias] = $container->get($generatorService);
+            }
+
+            $registry->addArgument($legacyGenerators);
+        }
     }
 }

src/Vivait/StringGeneratorBundle/Registry/Registry.php

@@ -12,6 +12,11 @@ class Registry
      */
     private $generators = [];
 
+    public function __construct(array $legacyGenerators = [])
+    {
+        $this->generators = $legacyGenerators;
+    }
+
     /**
      * @param GeneratorInterface $generator
      * @param string             $alias