Issue #3187495: editing description for both block and section IDs

src/EventSubscriber/LayoutBuilderIdsConfigureBlock.php

@@ -30,7 +30,7 @@ class LayoutBuilderIdsConfigureBlock implements EventSubscriberInterface {
     if (in_array($form['#form_id'], ['layout_builder_add_block', 'layout_builder_update_block'], TRUE)) {
 
       // Pull out the layout_builder_id from config.
-      $layout_builder_id = $event->getFormState()->getFormObject()->getCurrentComponent()->get('layout_builder_id');
+      $layout_builder_id = &$event->getFormState()->getFormObject()->getCurrentComponent()->get('layout_builder_id');
 
       // Add the section id to the configure form.
       $form['settings']['layout_builder_id'] = [
@@ -38,7 +38,7 @@ class LayoutBuilderIdsConfigureBlock implements EventSubscriberInterface {
         '#title' => 'Block ID',
         '#weight' => 99,
         '#default_value' => $layout_builder_id ?: NULL,
-        '#description' => t('Enter an ID for the block. IDs can contain letters, numbers, underscore, hyphen and period characters, and should start with a letter.'),
+        '#description' => t('Block ID is an optional setting which is used to support an anchor link to this block. For example, entering "feature" lets you link directly to this block by adding "#feature" to the end of the URL.</br>IDs should start with a letter, may only contain letters, numbers, underscores, hyphens, and periods, and should be unique on the page.'),
       ];
 
       // Add our custom submit function.

src/EventSubscriber/LayoutBuilderIdsConfigureSection.php

@@ -39,7 +39,7 @@ class LayoutBuilderIdsConfigureSection implements EventSubscriberInterface {
         '#title' => 'Section ID',
         '#weight' => 99,
         '#default_value' => $config['layout_builder_id'] ?: NULL,
-        '#description' => t('Enter an ID for the section.  IDs can contain letters, numbers, underscore, hyphen and period characters, and should start with a letter.'),
+        '#description' => t('Section ID is an optional setting which is used to support an anchor link to this block. For example, entering "feature" lets you link directly to this section by adding "#feature" to the end of the URL.</br>IDs should start with a letter, may only contain letters, numbers, underscores, hyphens, and periods, and should be unique on the page.'),
       ];
 
       // Add our custom submit handler.