From 0840bc00e6b5bea1be51c4cba65a15b1aa42bfc6 Mon Sep 17 00:00:00 2001
From: EP <ep@Mac.lan>
Date: Wed, 20 Aug 2025 18:55:04 -0700
Subject: [PATCH] Fix potential lockups: make strikethrough/underline robust
 without emojiLibrary; site tab wiring unchanged; investigate CSS/HTML if
 issue persists

---
 js/transforms.js | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/js/transforms.js b/js/transforms.js
index f4acffc..baac271 100644
--- a/js/transforms.js
+++ b/js/transforms.js
@@ -452,7 +452,10 @@ const transforms = {
         name: 'Strikethrough',
         func: function(text) {
             // Use proper Unicode combining characters for strikethrough
-            const segments = window.emojiLibrary.splitEmojis(text);
+            const splitter = (typeof window !== 'undefined' && window.emojiLibrary && window.emojiLibrary.splitEmojis)
+                ? window.emojiLibrary.splitEmojis
+                : (t) => Array.from(t);
+            const segments = splitter(text);
             return segments.map(c => c + '\u0336').join('');
         },
         preview: function(text) {
@@ -469,7 +472,10 @@ const transforms = {
         name: 'Underline',
         func: function(text) {
             // Use proper Unicode combining characters for underline
-            const segments = window.emojiLibrary.splitEmojis(text);
+            const splitter = (typeof window !== 'undefined' && window.emojiLibrary && window.emojiLibrary.splitEmojis)
+                ? window.emojiLibrary.splitEmojis
+                : (t) => Array.from(t);
+            const segments = splitter(text);
             return segments.map(c => c + '\u0332').join('');
         },
         preview: function(text) {