diff core/lib/Drupal/Component/Plugin/Discovery/DiscoveryCachedTrait.php @ 0:4c8ae668cc8c

Initial import (non-working)

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/core/lib/Drupal/Component/Plugin/Discovery/DiscoveryCachedTrait.php	Wed Nov 29 16:09:58 2017 +0000
@@ -0,0 +1,28 @@
+<?php
+
+namespace Drupal\Component\Plugin\Discovery;
+
+trait DiscoveryCachedTrait {
+
+  use DiscoveryTrait;
+
+  /**
+   * Cached definitions array.
+   *
+   * @var array
+   */
+  protected $definitions;
+
+  /**
+   * {@inheritdoc}
+   */
+  public function getDefinition($plugin_id, $exception_on_invalid = TRUE) {
+    // Fetch definitions if they're not loaded yet.
+    if (!isset($this->definitions)) {
+      $this->getDefinitions();
+    }
+
+    return $this->doGetDefinition($this->definitions, $plugin_id, $exception_on_invalid);
+  }
+
+}