Issue #2087965 by AndyThornton, neclimdul, tim.plunkett, jhodgdon, pwolanin:...

Issue #2087965 by AndyThornton, neclimdul, tim.plunkett, jhodgdon, pwolanin: Fixed The SearchPluginManager needs to provide an alter hook for its discovery.

core/modules/search/search.api.php

@@ -48,3 +48,19 @@ function hook_search_preprocess($text, $langcode = NULL) {
 
   return $text;
 }
+
+/**
+ * Alter search plugin definitions.
+ *
+ * @param array $definitions
+ *   The array of search plugin definitions, keyed by plugin ID.
+ *
+ * @see \Drupal\search\Annotation\SearchPlugin
+ * @see \Drupal\search\SearchPluginManager
+ */
+function hook_search_plugin_alter(array &$definitions) {
+  if (isset($definitions['node_search'])) {
+    $definitions['node_search']['title'] = t('Nodes');
+  }
+}
+

core/modules/search/src/SearchPluginManager.php

@@ -29,9 +29,7 @@ class SearchPluginManager extends DefaultPluginManager {
    */
   public function __construct(\Traversable $namespaces, CacheBackendInterface $cache_backend, ModuleHandlerInterface $module_handler) {
     parent::__construct('Plugin/Search', $namespaces, $module_handler, 'Drupal\search\Annotation\SearchPlugin');
-
     $this->setCacheBackend($cache_backend, 'search_plugins');
-    // @todo Set an alter hook.
+    $this->alterInfo('search_plugin');
   }
-
 }