Drupal 8.0.0 beta 12. More info: https://www.drupal.org/node/2514176

core/lib/Drupal/Component/Gettext/PoReaderInterface.php

@@ -0,0 +1,25 @@
+<?php
+
+/**
+ * @file
+ * Contains \Drupal\Component\Gettext\PoReaderInterface.
+ */
+
+namespace Drupal\Component\Gettext;
+
+use Drupal\Component\Gettext\PoMetadataInterface;
+
+/**
+ * Shared interface definition for all Gettext PO Readers.
+ */
+interface PoReaderInterface extends PoMetadataInterface {
+
+  /**
+   * Reads and returns a PoItem (source/translation pair).
+   *
+   * @return \Drupal\Component\Gettext\PoItem
+   *   Wrapper for item data instance.
+   */
+  public function readItem();
+
+}