Merge pull request #9 from container-interop/ContainerException

Base ContainerException

Author: mnapoli

src/Interop/Container/ContainerInterface.php

@@ -5,6 +5,7 @@
 
 namespace Interop\Container;
 
+use Interop\Container\Exception\ContainerException;
 use Interop\Container\Exception\NotFoundException;
 
 /**
@@ -17,7 +18,9 @@ interface ContainerInterface
      *
      * @param string $id Identifier of the entry to look for.
      *
-     * @throws NotFoundException No entry was found for this identifier.
+     * @throws NotFoundException  No entry was found for this identifier.
+     * @throws ContainerException Error while retrieving the entry.
+     *
      * @return mixed Entry.
      */
     public function get($id);

src/Interop/Container/Exception/ContainerException.php

@@ -0,0 +1,13 @@
+<?php
+/**
+ * @license http://www.opensource.org/licenses/mit-license.php MIT (see the LICENSE file)
+ */
+
+namespace Interop\Container\Exception;
+
+/**
+ * Base interface representing a generic exception in a container.
+ */
+interface ContainerException
+{
+}

src/Interop/Container/Exception/NotFoundException.php

@@ -8,6 +8,6 @@
 /**
  * No entry was found in the container.
  */
-interface NotFoundException
+interface NotFoundException extends ContainerException
 {
 }