diff core/lib/Drupal/Core/Messenger/MessengerTrait.php @ 14:1fec387a4317

Update Drupal core to 8.5.2 via Composer

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/lib/Drupal/Core/Messenger/MessengerTrait.php	Mon Apr 23 09:46:53 2018 +0100
@@ -0,0 +1,40 @@
+<?php
+
+namespace Drupal\Core\Messenger;
+
+/**
+ * Provides a trait for the messenger service.
+ */
+trait MessengerTrait {
+
+  /**
+   * The messenger.
+   *
+   * @var \Drupal\Core\Messenger\MessengerInterface
+   */
+  protected $messenger;
+
+  /**
+   * Sets the messenger.
+   *
+   * @param \Drupal\Core\Messenger\MessengerInterface $messenger
+   *   The messenger.
+   */
+  public function setMessenger(MessengerInterface $messenger) {
+    $this->messenger = $messenger;
+  }
+
+  /**
+   * Gets the messenger.
+   *
+   * @return \Drupal\Core\Messenger\MessengerInterface
+   *   The messenger.
+   */
+  public function messenger() {
+    if (!isset($this->messenger)) {
+      $this->messenger = \Drupal::messenger();
+    }
+    return $this->messenger;
+  }
+
+}