/**
* Returns an array of bundles to register.
*
- * @return BundleInterface[] An array of bundle instances
+ * @return iterable|BundleInterface[] An iterable of bundle instances
*/
public function registerBundles();
/**
* Loads the container configuration.
- *
- * @param LoaderInterface $loader A LoaderInterface instance
*/
public function registerContainerConfiguration(LoaderInterface $loader);
/**
* Returns a bundle and optionally its descendants by its name.
*
+ * The second argument is deprecated as of 3.4 and will be removed in 4.0. This method
+ * will always return an instance of BundleInterface in 4.0.
+ *
* @param string $name Bundle name
* @param bool $first Whether to return the first bundle only or together with its descendants
*
public function isDebug();
/**
- * Gets the application root dir.
+ * Gets the application root dir (path of the project's Kernel class).
*
- * @return string The application root dir
+ * @return string The Kernel root dir
*/
public function getRootDir();