Move source files directly under src/ directory

src/Import/ImportCompilerPass.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace Wallabag\CoreBundle\Import;
+
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
+use Symfony\Component\DependencyInjection\ContainerBuilder;
+use Symfony\Component\DependencyInjection\Reference;
+
+class ImportCompilerPass implements CompilerPassInterface
+{
+    public function process(ContainerBuilder $container)
+    {
+        if (!$container->hasDefinition(ImportChain::class)) {
+            return;
+        }
+
+        $definition = $container->getDefinition(
+            ImportChain::class
+        );
+
+        $taggedServices = $container->findTaggedServiceIds(
+            'wallabag_core.import'
+        );
+        foreach ($taggedServices as $id => $tagAttributes) {
+            foreach ($tagAttributes as $attributes) {
+                $definition->addMethodCall(
+                    'addImport',
+                    [new Reference($id), $attributes['alias']]
+                );
+            }
+        }
+    }
+}