Issue #2662574 by RajeevK, Adita, pritish.kumar, afi13, AjitS, greyghost: Theme suggestions may not be in theme include files, Search and Views UI suggestions are not (always) found

1 files changed, 8 insertions, 0 deletions

diff --git a/core/lib/Drupal/Core/Render/theme.api.php b/core/lib/Drupal/Core/Render/theme.api.php
index f91411b..754641c 100644
--- a/core/lib/Drupal/Core/Render/theme.api.php
+++ b/core/lib/Drupal/Core/Render/theme.api.php
@@ -613,6 +613,10 @@ function hook_preprocess_HOOK(&$variables) {
  * hook called (in this case 'node__article') is available in
  * $variables['theme_hook_original'].
  *
+ * Implementations of this hook must be placed in *.module or *.theme files, or
+ * must otherwise make sure that the hook implementation is available at
+ * any given time.
+ *
  * @todo Add @code sample.
  *
  * @param array $variables
@@ -694,6 +698,10 @@ function hook_theme_suggestions_alter(array &$suggestions, array $variables, $ho
  * hook called (in this case 'node__article') is available in
  * $variables['theme_hook_original'].
  *
+ * Implementations of this hook must be placed in *.module or *.theme files, or
+ * must otherwise make sure that the hook implementation is available at
+ * any given time.
+ *
  * @todo Add @code sample.
  *
  * @param array $suggestions