Add code comment in important place

emacs-citar · Jul 23, 2022 · 58c2555 · 58c2555
1 parent a6cfcb8
commit 58c2555
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/citar-org-roam.el b/citar-org-roam.el
@@ -65,6 +65,8 @@
   "Return function to check for notes.
 When given a citekey, return non-nil if there's an associated
 note."
+  ;; Lookup performance for this function needs to be as fast as possible, so we
+  ;; use a hash-table.
   (let ((hasnotes (make-hash-table :test 'equal)))
     (dolist (citekey (citar-org-roam-keys-with-notes))
       (puthash citekey t hasnotes))