From ec488e910c46dbec7ca7029f19359b60da71283e Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?David=20Ord=C3=A1s?=
 <3125580+davorpa@users.noreply.github.com>
Date: Sat, 17 Sep 2022 11:51:24 +0200
Subject: [PATCH] cleanup comments

---
 index.js | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/index.js b/index.js
index f1394a4..9ecf241 100644
--- a/index.js
+++ b/index.js
@@ -31,9 +31,10 @@ const excludes = [
  * @returns {string} an string with the name of the section related with the input heading
  */
 function getSectionNameFromHeadingContent(children) {
+  // visit nodes in depth
   const walk = (children, depth) =>
     children.reduce((text, node, index) => {
-      if (!node || !node.type) return text;
+      if (!node || !node.type) return text; // not AST, maybe plain text
       switch (node.type) {
         //
         // meaningfull nodes