From ad63a229a825227255b9a46f0683ce2d51253517 Mon Sep 17 00:00:00 2001
From: Adam Vessey <adam@discoverygarden.ca>
Date: Thu, 11 Apr 2024 11:34:13 -0300
Subject: [PATCH] Add something of a comment.

---
 src/EventSubscriber/TaggingEventSubscriber.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/EventSubscriber/TaggingEventSubscriber.php b/src/EventSubscriber/TaggingEventSubscriber.php
index 8d86a1e..0044ca5 100644
--- a/src/EventSubscriber/TaggingEventSubscriber.php
+++ b/src/EventSubscriber/TaggingEventSubscriber.php
@@ -42,6 +42,9 @@ public function inclusion(TagInclusionEvent $event) : void {
    *   The event being handled.
    */
   public function exclusion(TagExclusionEvent $event) : void {
+    // With traversing a single level of the hierarchy, it makes sense to
+    // constrain to the same node as matched in the "inclusion", instead of
+    // again referencing the other aliased columns dealing with node IDs.
     $event->getCondition()->where("{$event->getUnexpiredAlias()}.embargoed_node = {$event->getEmbargoAlias()}.embargoed_node");
   }